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Showing posts with label DOC. Show all posts
Showing posts with label DOC. Show all posts

Tuesday, 18 July 2017

Malware spam: UK Fuels Collection / "invoices@ebillinvoice.com"

This fake invoice comes with a malicious attachment:

From:    invoices@ebillinvoice.com
Date:    18 July 2017 at 09:37
Subject:    UK Fuels Collection

Velocity
   
   
ACCOUNT NO
******969    
   
Dear CUSTOMER,
Your latest invoice for your fuel card account is now available for you to view online, download or print through our Velocity online management system.

How to view your invoices

Viewing your invoice is easy
1. Log into Velocity at velocityfleet.com
2. Select 'Invoices' from the menu option
3. Select the invoice you wish to view. You can also print or download a copy

We want to ensure we are protecting your information and providing you with a simple, straightforward and secure way to access your account information. Velocity could not be simpler to use, you will not only have access to download all of your invoices, you will also be able to order cards, run reports on transactions and get to view your PIN reminder online.

       
    Your safety is our priority

Please do not reply to this email, it has been sent from an email address that does not accept incoming emails. Velocity will never ask you to supply personal information such as passwords or other security information via email.
   
       
If you are experiencing difficulties in accessing Velocity, please do not hesitate to call us on 0344 880 2468 or email us at admin@groupcustomerservices.com

Thank you for using this service.
Yours sincerely,

UK Fuels Limited Customer Services

   
Spam Policy   |  Customer Services: 0344 880 2468

This email does not come from UK Fuels or Velocity, but is in fact a simple forgery sent from the Necurs botnet.


In the sample I saw there were two attachments, one was a simple text file that looked like this:

Filetype: Microsoft Office Word
Filename: 11969_201727.doc
Creation date: Tue, 18 Jul 2017 14:07:26 +0530
Modification date: Tue, 18 Jul 2017 14:07:26 +0530
To: [redacted]
The secondis a malicious Word document, in this case named 11969_201727.doc. Opening it comes up with a screen asking you to enable active content (not a good idea!). The VirusTotal detection rate is 10/59.

Automated analysis [1] [2] shows that the malicious document downloads a binary from dielandy-garage.de/56evcxv (although there are probably other locations), downloading a file proshuto8.exe which itself has a detection rate of 11/63. Additional automated analysis [3] [4] with the others shows potentialy malicious traffic to:

37.120.182.208 (Netcup, Germany)
186.103.161.204 (Telefonica , Chile)
194.87.235.155 (Mediasoft Ekspert, Russia)
195.2.253.95 (Sphere Ltd, Russia)


Malware delivered in this was is usually ransomware or a banking trojan. UPDATE: this is the Trickbot trojan.

Recommended blocklist:
37.120.182.208
186.103.161.204
194.87.235.155
195.2.253.95




Thursday, 11 May 2017

Malware spam with "nm.pdf" attachment

Currently underway is a malicious spam run with various subjects, for example:

Scan_5902
Document_10354
File_43359


Senders are random, and there is no body text. In all cases there is a PDF attached named nm.pdf with an MD5 of D4690177C76B5E86FBD9D6B8E8EE23ED or 6B305C5B59C235122FD8049B1C4C794D (and possibly more). Detection rates at VirusTotal are moderate [1] [2].

The PDF file contains an embedded Word .docm macro document. Hybrid Analysis [3] [4] is partly successful, but it shows a run-time error for the malicious code, but it does demonstrate that malicious .docm file is dropped with a detection rate of 15/58.

Putting the .docm file back into Hybrid Analysis and Malwr [5] [6] shows the same sort of results, namely a download from:

easysupport.us/f87346b

Given that this seems to be coming from the Necurs botnet, this is probably Locky or Dridex.

UPDATE

A contact pointed out this Hybrid Analysis which looks like basically the same thing, only in this sample the download seems to work. Note the references to "jaff" in the report, which matches this Tweet about something called "Jaff ransomware".

That report also gives two other locations to look out for:

trialinsider.com/f87346b
fkksjobnn43.org/a5/


This currently gives a recommended blocklist of:
47.91.107.213
trialinsider.com
easysupport.us

Thursday, 27 April 2017

Malware spam: Scotiabank / "Secure email communication" / Secure.Mail@scotiabankmail.com

This fake financial spam leads to malware:

From:    ScotiaBank [Secure.Mail@scotiabankmail.com]
Date:    27 April 2017 at 14:13
Subject:    Secure email communication
Signed by:    scotiabankmail.com


Scotia Secure Email Logo
Secure mail waiting: (Secure)
Scotiabank has sent you a secure, encrypted e-mail message. To view this e-mail, please visit "Scotiabank Secure Email Service" or check attach file. For further information on how to use this service please reffer to "the Secure Email User Guide".
The email you receive from Scotiabank, including any attachments, may contain confidential and/or privileged information for the intended recipient(s) only and the sender does not waive any related legal rights or privilege. Any use or disclosure of the information by an unintended recipient is unauthorized and prohibited. If you have received an email message in error, please delete the entire message, including attachments if any, and inform us by return email. 

Opening the attached document SecureMail.doc leads to a simple page that tries to get you to enable Active Content (not recommended!).

Hybrid Analysis shows a download from elevationstairs.ca/fonts/dde60c5776c175c54d23d2b0c.png [70.33.246.140 - Host Papa, US] leading to a dropped file Pscou.exe which has a detection rate of 11/61 and appears to be Upatre.

Malwr Analysis of the downloaded file shows attempted communications to:

82.146.94.86 (Ringnett, Norway)
8.254.243.46 (Level 3, US)
217.31.111.153 (Ringnett, Norway)


scotiabankmail.com has been registered specifically for this attack, or you can block the sending IP of 89.40.216.186 (City Network Hosting AB, Sweden)

Recommended blocklist:
scotiabankmail.com [email]
89.40.216.186 [email]
70.33.246.140
82.146.94.86
8.254.243.46
217.31.111.153

Wednesday, 19 April 2017

Malware spam: "Copy of your 123-reg invoice" / no-reply@123-reg.co.uk

This fake financial spam does not come from 123-Reg (nor is it sent to 123-Reg customers). It has a malicious attachment.

From     no-reply@123-reg.co.uk
Date     Wed, 19 Apr 2017 17:19:51 +0500
Subject     Copy of your 123-reg invoice ( 123-093702027 )

Hi [redacted],

Thank you for your order.

Please find attached to this email a receipt for this payment.

Help and support

If you are still stuck why not contact our support team? Simply visit our 123-reg
Support Centre and click on the Ask a Question tab.

Thank you for choosing 123-reg.

The 123-reg team.
https://www.123-reg.co.uk
The invoice number is randomly generated. The attachment is a PDF file with a name matching the invoice number (e.g. 123-093702027-reg-invoice.pdf).

This PDF file appears to drop an Office document according to VirusTotal results.

Hybrid Analysis shows the document dropping a malicious executable with a detection rate of 15/61. It appears to contact the following IPs (some of which contain legitimate sites):

216.87.186.15 (Affinity Internet, US)
216.177.132.93 (Alentus Corporation, US)
152.66.249.132 (Budapest University of Technology and Economics, Budapest)
85.214.113.207 (Strato AG, Germany)
192.184.84.119 (RamNode LLC, US)

The general prognosis seems to be that this is dropping the Dridex banking trojan.

Recommended blocklist:
216.87.186.15
216.177.132.93
152.66.249.132
85.214.113.207
192.184.84.119



Monday, 17 April 2017

Malware spam: "RE: RE: ftc refund" / secretary@ftccomplaintassistant.com

This fake FTC email leads to malware. Curiously, it was sent to a company that received a multimillion dollar FTC fine, but this is almost definitely a coincidence.

From:    Federal Trade Commission [secretary@ftccomplaintassistant.com]
Date:    17 April 2017 at 15:25
Subject:    RE: RE: ftc refund


It seems we can claim a refund from the FTC.
Check this out and give me a call.
https://www.ftc.gov/refunds/company/companyname.com/FTC_refund_recipientname.doc
Thank you
James Newman
Senior Accountant
secretary@ftccomplaintassistant.com
212-0061570

The link in the email actually goes to a URL beginning http://thecomplete180.com/view.php?id= followed by a Base 64 encoded string that appears to be 6281 + recipient email address + 5434 (so for president@whitehouse.gov it would be http://thecomplete180.com/view.php?id=NjI4MXByZXNpZGVudEB3aGl0ZWhvdXNlLmdvdjU0MzQ=)

Obviously this downloaded document is up to no good, but the VirusTotal detection rates are only 5/56. The Word document itself tries to persuade victims to enable macros, which would be a bad idea.


Automated analysis [1] [2] shows network traffic to:

wasstalwihis.com/bdk/gate.php
littperevengpa.com/ls5/forum.php
littperevengpa.com/mlu/forum.php
littperevengpa.com/d1/about.php
hybridinformatica.com.br/blog/wp-content/themes/twentyeleven/inc/a1
hybridinformatica.com.br/blog/wp-content/themes/twentyeleven/inc/1
hybridinformatica.com.br/blog/wp-content/themes/twentyeleven/inc/2


It also appears to start sending traffic via Tor, which is a good reason to monitor Tor on your network. All sorts of files are dropped, most of which don't seem to be particularly malicious. "Gate.php" indicates a Pony downloader, but this does look like a tricky bugger.

Out of the domains contacted, littperevengpa.com and wasstalwihis.com shared the same registrant details and look fairly evil. We can associate the same registrant with the following domains:

soinwarep.com
ronwronsednot.com
withwasnothar.com
dingandrinfe.com
troverylit.com
derby-au.com
utonerutoft.com
situghlacsof.com
tinjecofsand.com
fortotrolhec.com
fydoratot.com
redwronwassdo.com
ronkeddari.com
littperevengpa.com
suranfortrep.com
newbillingplace.com
usps-daily-delivery.com
ringcentral-fax-inbox.com
wassheckgehan.com
wasstalwihis.com
meredondidn.com
satertdiut.com
vernothesled.com
veuntedund.com
ranwithtorsdo.com
notwipaar.com
dintrogela.com
adp-monthly-billling.com
rigakeddo.com
random-billing.com
hetoftinbut.com
hemlittratdidn.com

Perhaps more usefully, we can associate that registrant with the following IPs:

178.170.189.254 [hostname: nejokexulag.example.com] (Servachok Ltd, Russia)
185.146.1.4 (PS Internet Company LLC, Kazakhstan)
185.48.56.63 (Sinarohost, Netherlands)
185.80.53.76 (HZ Hosting, Bulgaria)
188.127.237.232 (SmartApe, Russia)
193.105.240.2 (Sia Vps Hosting, Latvia)
194.1.239.63 [hostname: nejokexulag.example.com] (Internet Hosting Ltd, Russia)
195.54.163.94 (PE Dobrogivskiy Muroslav Petrovich, Ukraine)
212.116.113.108 (Prometey Ltd, Russia)
46.148.26.87 [hostname: nejokexulag.infium.net] (Infium UAB, Ukraine)
47.90.202.88 (Alibaba.com, China)
77.246.149.100 [hostname: nejokexulag.e-vds.ru] (E-planet Ltd, Russia)
87.118.126.207 (Keyweb AG, Germany)
88.214.236.158 (Overoptic Systems, Russia)
91.230.211.67 [hostname: nejokexulag.freeopti.ru] (Optibit LLC, Russia)
93.189.43.36 (NTCOM, Russia)

This gives us a pretty useful minimum blocklist:

178.170.189.254
185.146.1.4
185.48.56.63
185.80.53.76
188.127.237.232
193.105.240.2
194.1.239.63
195.54.163.94
212.116.113.108
46.148.26.87
47.90.202.88
77.246.149.100
87.118.126.207
88.214.236.158
91.230.211.67
93.189.43.36




Thursday, 13 April 2017

Malware spam: "Company Documents" / WebFilling@companieshousemail.co.uk and companieshouseemail.co.uk plus others

This spam email does not come from Companies House, but is instead a simple forgery with a malicious attachment:

From:    Companies House [WebFilling@companieshousemail.co.uk]
Date:    13 April 2017 at 11:10
Subject:    Company Documents
Signed by:    companieshousemail.co.uk



CH Logo

Company Documents

This message has been generated in response to the company complaint submitted to Companies House WebFiling service.

Please note: all forms must be answered or the form will be returned.

Service Desk tel +44 (0)303 8097 432 or email enquiries@companieshouse.gov.uk

Note: This email was sent from a notification-only email address which cannot accept incoming email. Please do not reply directly to this message.
 
Companies House 
Crown way
Maindy
Cardiff
CF14 3UZ
Crown Logo



Documents.doc
48K



---

I observed the email coming from the fake domains companieshousemail.co.uk and companieshouseemail.co.uk  but it looks like there may be more. Email is being send from servers in the 94.237.36.0/24 range (Upcloud Ltd, Finland) and I can see other servers set up to do the same thing:

companieshouseemail.co.uk  94.237.36.104
companieshouseemail.co.uk  94.237.36.145
companieshousemail.co.uk  94.237.36.146
companieshousemail.co.uk  94.237.36.147
companieshousesecure.co.uk  94.237.36.150
companieshousesecure.co.uk  94.237.36.151


Blocking email from the entire 94.237.36.0/24 range at least temporarily might be prudent.

The WHOIS details for these indicate they were registered today with presumably fake details, but that the registrar Nominet have somehow "verified".

Registrant:
Charlene hogg

Registrant type:
Unknown

Registrant's address:
37 Maberley Road
London
SE19 2JA
United Kingdom

Data validation:
Nominet was able to match the registrant's name and address against a 3rd party data source on 13-Apr-2017

Registrar:
GoDaddy.com, LLP. [Tag = GODADDY]
URL: http://uk.godaddy.com

Relevant dates:
Registered on: 13-Apr-2017
Expiry date:  13-Apr-2019
Last updated:  13-Apr-2017

Registration status:
Registered until expiry date.

Name servers:
ns29.domaincontrol.com
ns30.domaincontrol.com
All the attachments I have seen are the same with a current detection rate of 6/55. Hybrid Analysis of the document shows it downloading a component from shuswapcomputer.ca/images/banners/bannerlogo.png and a malicious executable %APPDATA%\pnwshqr.exe is dropped with a detection rate of 14/62.

Automated analysis of the binary [1] [2] show potentially malicious traffic going to:

107.181.161.221 (Total Server Solutions, US)
185.25.51.118 (Informacines sistemos ir technologijos UAB aka bacloud,com, Lithuania)


There are probably other destinations too. The payload appears to be Dyre / Dyreza.

Recommended blocklist:
94.237.36.0/24 (temporary email block only)
shuswapcomputer.ca
185.25.51.118
107.181.161.221





Monday, 19 December 2016

Malware spam: "Payslip for the month Dec 2016." leads to Locky

This fake financial spam leads to Locky ransomware:

From:    PATRICA GROVES
Date:    19 December 2016 at 10:12
Subject:    Payslip for the month Dec 2016.

Dear customer,

We are sending your payslip for the month Dec 2016 as an attachment with this mail.

Note: This is an auto-generated mail. Please do not reply.
The name of the sender will vary. Attached is a malicious Word document with a name like Payslip_Dec_2016_6946345.doc which has a VirusTotal detection rate of 12/55.

This Hybrid Analysis clearly shows Locky ransomware in action when the document is opened.

According to my usual reliable source, the various versions of this download a component from one of the following locations:

023pc.cn/8hrnv3
aguamineralsantacruz.com.br/8hrnv3
allard-g.be/8hrnv3
as-kanal-rohrreinigung.de/8hrnv3
aspecta-aso.net/8hrnv3
audehd.com/8hrnv3
audreyetsteve.fr/8hrnv3
baugildealtmark.de/8hrnv3
berstetaler.de/8hrnv3
birdhausdesign.com/8hrnv3
bperes.com.br/8hrnv3
brainfreezeapp.com/8hrnv3
delreywindows.com/8hrnv3
democracyandsecurity.org/8hrnv3
factoryfreeapparel.com/8hrnv3
garosero5.com/8hrnv3
globaser3000.com/8hrnv3
grafiquesvaros.com/8hrnv3
routerpanyoso.50webs.com/8hrnv3
skyers.awardspace.com/8hrnv3
www.andmax-rehabilitacja.pl/8hrnv3
www.bandhiga.com/8hrnv3
www.clinicafisiosan.com/8hrnv3
www.de-klinker.be/8hrnv3
www.foyerstg.pro/8hrnv3
www.globalchristiantrust.com/8hrnv3
www.neumayr-alkoven.com/8hrnv3
zimbabweaids.awardspace.com/8hrnv3

The malware then phones home to one of the following locations:

176.121.14.95/checkupdate (Rinet LLC, Ukraine)
193.201.225.124/checkupdate (PE Tetyana Mysyk, Ukraine)
188.127.237.76/checkupdate (SmartApe, Russia)
46.148.26.82/checkupdate (Infium, Latvia / Ukraine)


A DLL is dropped with a detection rate of 12/52.

Recommended blocklist:
176.121.14.95
193.201.225.124
188.127.237.76
46.148.26.82



Monday, 12 December 2016

Malware spam: "New(910)" leads to Locky

This spam leads to Locky ransomware:

From:    Savannah [Savannah807@victimdomain.tld]
Reply-To:    Savannah [Savannah807@victimdomain.tld]
Date:    12 December 2016 at 09:50
Subject:    New(910)

Scanned by CamScanner


Sent from Yahoo Mail on Android

The spam appears to come from a sender within the victim's own domain, but this is just a simple forgery. The attachment name is a .DOCM file matching the name in the subject. Automated analysis [1] [2] indicates that it works in a similar way to this other Locky ransomware run today.

Malware spam: "Invoice number: 947781" leads to Locky

This fake financial spam comes from multiple senders and leads to Locky ransomware:


From:    AUTUMN RHINES
Date:    12 December 2016 at 10:40
Subject:    Invoice number: 947781

Please find attached a copy of your invoice.


Tel: 0800 170 7234
Fax: 0161 850 0404

For all your stationery needs please visit Stationerybase.
The name of the sender varies, as does the fake invoice number. Attached is a .DOCM file with a filename matching that invoice number. Typical detection rates for the DOCM file are 13/56.

Automated analysis of a couple of these files [1] [2] [3] [4] show the macro downloading a component from miel-maroc.com/874ghv3  (there are probably many more locations). A DLL is dropped with a current detection rate of 11/57.

All those analyses indicate that this is Locky ransomware (Osiris variant), phoning home to:

176.121.14.95/checkupdate (Rinet LLC, Ukraine)
88.214.236.218/checkupdate (Overoptic Systems, UK / Russia)
91.219.31.14/checkupdate (FLP Kochenov Aleksej Vladislavovich aka uadomen.com, Ukraine)


Recommended blocklist:
176.121.14.95
88.214.236.218
91.219.31.14




Wednesday, 2 November 2016

Malware spam: "Companies House - new company complaint" / noreply@companies-house.me.uk / noreply@companieshouses.co.uk leads to TrickBot

This fake Companies House spam leads to TrickBot malware:

From:    Companies House [noreply@companieshouses.co.uk]
Date:    2 November 2016 at 11:51
Subject:    Companies House - new company complaint
Signed by:    companieshouses.co.uk

Investigations and Enforcement Services

This message has been auto-generated in response to the company complaint submitted to our WebFiling  service.

The submission number is ID109202DLK02911

Please find the attached document for your review.

Note: This email was sent from a notification-only email address which cannot accept incoming email. Please do not reply directly to this message.

Crown Logo
Companies House
Crown Way
Cardiff
CF14 3UZ
Email enquiries@companies-house.gov.uk
Enquiries (UK) 0303 1234 500
International +44 303 1234 500

The Cardiff office is open 24 hours a day for the receipt of documents Contact Centre lines are open between 8.30am to 6pm (Monday to Friday) 
Unlike recent Locky spam runs, this TrickBot run has gone to a lot of effort to look authentic.


The sender is either noreply@companies-house.me.uk or noreply@companieshouses.co.uk - both those domains have actually been registered by the spammers with fake WHOIS details:

    Registrant:
        Camell Williams

    Registrant type:
        Unknown

    Registrant's address:
        550 HOLTS LAKE CT STE 101
        Suite 101
        Apopka
        Florida
        32703
        United States


Both those domains are close to the genuine one of companieshouse.gov.uk and because the email is digitally signed it might get past spam filters where normal botnet-sent spam wouldn't.

All the emails that I have seen have been sent via servers at 172.99.84.190 and 172.99.88.226 (a Rackspace customer apparently called OnMetal v2 IAD PROD). I recommend that you block email traffic from those IPs.

Attached is a Word document Complaint.doc  (MD5 21AEA31907D50EE6F894B15A8939A48F) [VT 7/55] which according to this Hybrid Analysis downloads a binary from:

futuras.com/img/dododocdoc.exe

This is saved as sweezy.exe and has a detection rate of 7/57. At present that download location is down, probably due to exceeding bandwidth quota.

The Hybrid Analysis identifies several C2s which overlap with this TrickBot run from yesterday:

78.47.139.102 (Unknown customer of Hetzner, Germany)
91.219.28.58 (FLP Kochenov Aleksej Vladislavovich aka uadomen.com, Ukraine)
91.219.28.77 (FLP Kochenov Aleksej Vladislavovich aka uadomen.com, Ukraine)
193.9.28.24 (FLP Kochenov Aleksej Vladislavovich aka uadomen.com, Ukraine)
193.107.111.164 (PP "Kremen Alliance", Ukraine)
193.124.177.117 (MAROSNET, Russia)


The uadomen.com IP ranges (as discussed yesterday) are a sea of badness and I recommend you block traffic to them.

Recommended blocklist:
78.47.139.96/28
91.219.28.0/22
193.9.28.0/24
193.107.111.164
193.124.177.117


Friday, 2 September 2016

Malware spam: "Scanned image from MX2310U@victimdomain.tld" leads to Locky

This fake document scan appears to come from within the victim's own domain, but this is just a simple forgery. Attached is a malicious Word document.

Subject:     Scanned image from MX2310U@victimdomain.tld
From:     office@victimdomain.tld (office@victimdomain.tld)
To:     webmaster@victimdomain.tld;
Date:     Friday, 2 September 2016, 2:29

Reply to: office@victimdomain.tld [office@victimdomain.tld]
Device Name: MX2310U@victimdomain.tld
Device Model: MX-2310U
Location: Reception

File Format: PDF MMR(G4)
Resolution: 200dpi x 200dpi

Attached file is scanned image in PDF format.
Use Acrobat(R)Reader(R) or Adobe(R)Reader(R) of Adobe Systems Incorporated to view the document.
Adobe(R)Reader(R) can be downloaded from the following URL:
Adobe, the Adobe logo, Acrobat, the Adobe PDF logo, and Reader are registered trademarks or trademarks of Adobe Systems Incorporated in the United States and other countries.

    http://www.adobe.com/

Attached is a .DOCM file with a filename consisting of the recipients's email address, date and a random element. There are various different scripts which according to my source (thank you!) download a component from on of the following locations:

body-fitness.net/lagmslh
bushman-rest.com/aoeueyk
capannoneinliguria.com/lijrnub
foerschl.gmxhome.de/emyomqa
imakarademo.web.fc2.com/akwhorc
inge28.mytactis.com/cqmoxef
pennylanecupcakes.com.au/mhkqxia
rabbitfood.web.fc2.com/ixvnfyj
sakon118.web.fc2.com/srmrsgf
sebangou8.xxxxxxxx.jp/kfkdpvl
sojasaude.com.br/ahtoijg
sp-moto.ru/vodusim
t-schoener.de/mdexigc
www.bytove.jadro.szm.com/dgsqens
www.callisto.cba.pl/oqmfnar
www.ccnprodusenaturiste.home.ro/hiogthu
www.coropeppinumereu.it/xyhhytf
www.one-clap.jp/pourpjr
www.parrucchieriagiacomo.com/dekjxus
www.radicegioielli.com/aayfixd
www.sieas.com/mkndcbn
www.spiritueelcentrumaum.net/ksqoyps
www.vanetti.it/inywdjo
www.whitakerpd.co.uk/ymmcguk
www.xolod-teplo.ru/ygpwfty
yggithuq.utawebhost.at/getatoj

The payload is Locky ransomware, phoning home to:

212.109.192.235/data/info.php [hostname: take.ru.com] (JSC Server, Russia)
149.154.152.108/data/info.php [hostname: 407.AT.multiservers.xyz] (EDIS, Austria)

Recommended blocklist:
212.109.192.235
149.154.152.108

Monday, 15 August 2016

Malware spam: "Jen [Jen@purple-office.com]" / "Documents from Purple Office - IN00003993"

These fake financial documents have a malicious attachment:

From:    Jen [Jen@purple-office.com]
Date:    15 August 2016 at 14:10
Subject:    Documents from Purple Office - IN00003993

Please find attached invoice/credit from Purple Office.

Best regards,

Purple Office 
Attached is a randomly-named DOCM file which is almost definitely a variant of Locky ransomware as seen here and here.

Malware spam: "Emma Critchley (emmacritchley@advantage-finance.co.uk)" / "Emailing - 9104896607509"

This fake financial spam has a malicious attachment. It does not come from Advantage Finance but is instead a simple forgery.

Subject:     Emailing - 9104896607509
From:     Emma Critchley (emmacritchley@advantage-finance.co.uk)
Date:     Monday, 15 August 2016, 13:28

Hi

Vicky has asked me to forward you the finance documents (Please see attached)


Many Thanks 
Attached is a DOCM file with a name that matches the subject. There are various versions, all of which download Locky ransomware from one of the following locations (thank you to my source):

devierdemuur.50webs.com/HJ6bhGHV
kittoyakudatu.web.fc2.com/HJ6bhGHV
marcinha.50webs.com/HJ6bhGHV
marimo1963430.web.fc2.com/HJ6bhGHV
mondialmt2.hi2.ro/HJ6bhGHV
orquestracaravan.com/HJ6bhGHV
rondoncompany.bake-neko.net/HJ6bhGHV
topfireart.com/HJ6bhGHV
turiblo.atspace.com/HJ6bhGHV
www.bozenan.swk.vectranet.pl/HJ6bhGHV
www.carrosserie-promocar.net/HJ6bhGHV
www.lancerortho.com/HJ6bhGHV
www.pescatoridelpontile.it/HJ6bhGHV
www.reniero.org/HJ6bhGHV
www.scoutvda.it/HJ6bhGHV
www.tecnohellas.gr/HJ6bhGHV
www.vinyljazzrecords.com/HJ6bhGHV
xn--kukuk-gstrow-jlb.de/HJ6bhGHV


This phones home to the same servers as mentioned in this post.


Malware spam: "orderconfirmation@esab.co.uk" / "Order Confirmation-7069-2714739-20160815-292650"

This fake financial spam does not come from ESAB but is instead a simple forgery with a malicious attachment.

From:    orderconfirmation@esab.co.uk
Date:    15 August 2016 at 10:37
Subject:    Order Confirmation-7069-2714739-20160815-292650

_________________________________________________________________
This communication and any files transmitted with it contain information which is confidential and which may also be privileged. It is for the exclusive use of the intended recipient(s). If you are not the intended recipient(s), please note that any disclosure, copying, printing or use whatsoever of this communication or the information contained in it is strictly prohibited. If you have received this communication in error, please notify us by e-mail or by telephone as above and then delete the e-mail together with any copies of it.

ESAB does not accept liability for the integrity of this message or for any changes, which may occur in transmission due to network, machine or software failure or manufacture or operator error. Although this communication and any files transmitted with it are believed to be free of any virus or any other defect which might affect any computer or IT system into which they are received and opened, it is the responsibility of the recipient to ensure that they are virus free and no responsibility will be accepted by ESAB for any loss or damage arising in any way from receipt or use thereof. 
Attached is a file with a name similar to Order_Confirmation-7069-2714739-20160815-292650.docm which contains a malicious macro. There are various versions, which according to my source (thank you) download a component from one of the following locations:

marcinha.50webs.com/HJ6bhGHV
marimo1963430.web.fc2.com/HJ6bhGHV
mondialmt2.hi2.ro/HJ6bhGHV
orquestracaravan.com/HJ6bhGHV
turiblo.atspace.com/HJ6bhGHV
www.lancerortho.com/HJ6bhGHV
www.pescatoridelpontile.it/HJ6bhGHV
www.reniero.org/HJ6bhGHV
www.vinyljazzrecords.com/HJ6bhGHV
xn--kukuk-gstrow-jlb.de/HJ6bhGHV


The payload is Locky ransomware with a very low detection rate at present. It phones home to:

185.129.148.19/php/upload.php (MWTV, Latvia)
138.201.56.190/php/upload.php (Hetzner, Germany)
46.148.26.77/php/upload.php (Infium UAB, Ukraine)

The MWTV block is all bad. Recommended blocklist:
185.129.148.0/24
138.201.56.190
46.148.26.77


Thursday, 11 August 2016

Malware spam: "New Doc" / "Scanned by CamScanner" / "Sent from Yahoo Mail on Android"

This spam has a malicious attachment:

From:    Ashley [Ashley747@victimdomail.tld]
Date:    11 August 2016 at 11:13
Subject:    New Doc 6-6

Scanned by CamScanner


Sent from Yahoo Mail on Android

The sender name and numbers in the subject vary, and it appears to come from within the sender's own domain (this is just a simple forgery). Attached is a malicious Word document with a name similar to New Doc 666-9.docm. A Hybrid Analysis of one sample shows a download location of fcm-makler.de/4GBrdf6 and my sources (thank you) tell me that there are many others, giving the following list:

151.ru/4GBrdf6
antonello.messina.it/4GBrdf6
fcm-makler.de/4GBrdf6
iceninegr.web.fc2.com/4GBrdf6
mccrarys.us/4GBrdf6
momoselok.ru/4GBrdf6
sando.oboroduki.com/4GBrdf6
www.EastsideAutoSalvage.com/4GBrdf6
www.fasulo.org/4GBrdf6
www.halloweenparty.go.ro/4GBrdf6
www.tommasobovone.com/4GBrdf6


The malware is Locky ransomware, and it phones home to the following locations:

185.129.148.19/php/upload.php (MWTV, Latvia)
195.16.90.23/php/upload.php (WIBO International s.r.o., Ukraine) [hostname: vz1.hostlife.net]
136.243.237.197/php/upload.php (Hetzner, Germany)

Recommended blocklist:
185.129.148.0/24
195.16.90.23
136.243.237.197

Thursday, 4 August 2016

Malware spam: "Emailing: Sheet / Document / Invoice" with a .docm leads to Locky

This malware-laden spam comes with a variety of subjects, for example:

Emailing: Invoice (79).xls
Emailing: Sheet (189).doc
Emailing: Sheet (3352).tiff
Emailing: Document (79).doc
Emailing: Invoice (443).doc
Emailing: Sheet (679).xls
Emailing: Document (291).pdf


There is no body text. Attached is a .docm file with the same prefix as the subject (e.g. Document (291).pdf.docm) which contains a macro that downloads a malicious component from one of the following locations:

abi64.com/h78r3gfe
bikepaintpureworks.web.fc2.com/h78r3gfe
brupuoli.tempsite.ws/h78r3gfe
composit.vtrbandaancha.net/h78r3gfe
film-online.bejbiblues.cba.pl/h78r3gfe
ftp.bergamo.chiesacattolica.it/h78r3gfe
innal.com.mx/h78r3gfe
karnat.cba.pl/h78r3gfe
mbc.nekonikoban.org/h78r3gfe
potato.chottu.net/h78r3gfe
schello4u.de/h78r3gfe
tyouseikan.web.fc2.com/h78r3gfe
www.agriturismolapiana.net/h78r3gfe
www.artistsagainstwar.it/h78r3gfe
www.bwmodels.com/h78r3gfe
www.comunedicanischio.it/h78r3gfe
www.ekstraciuchy.pl/h78r3gfe
www.kishazy.hu/h78r3gfe

(Thank you to my usual source for this). The payload is Locky ransomware and the C2 servers are those found here.

Wednesday, 27 July 2016

Malware spam: "Sent from my Samsung device" leads to Locky

This spam comes in a few different variations:

From:    Lottie
Date:    27 July 2016 at 10:38
Subject:    scan0000510

Sent from my Samsung device

The subject can be "SCAN", "scan" or "COPY" with a random number. Attached is a .DOCM file with a name that matches the subject. This file contains a malicious macro which downloads a component from one of the following locations:

alldesu.web.fc2.com/j988765
dslandscape.50webs.com/j988765
gmp.home.ro/j988765
hobbyfraeser.homepage.t-online.de/j988765
italcase.ve.it/j988765
mendikurconsulting.com/j988765
uladekoracje.republika.pl/j988765
wac80v41f.homepage.t-online.de/j988765
www.holzrueckewagen.de/j988765
www.milleniumitaly.com/j988765
yogamaruco.web.fc2.com/j988765


The dropped file is Locky ransomware and it has a detection rate of 2/52. It phones home to the following locations:

5.9.253.173/upload/_dispatch.php (Dmitry Zheltov, Russia / Hetzner, Germany)
178.62.232.244/upload/_dispatch.php (Digital Ocean, Netherlands)


(Thank you to my usual source for this data)

There is nothing of value in the 5.9.253.160/27 range, and several IPs appear to have been hosting malware in the past.

Recommended blocklist:
5.9.253.160/27
178.62.232.244


Monday, 25 July 2016

Malware spam: "Emailing: Photo 25-07-2016, 34 80 10" / "Emailing: Document 25-07-2016, 72 35 48"

This spam appears to come from various senders within the victim's own domain, but this is a simple forgery. It has a malicious attachment:
From:    Rebeca [Rebeca3@victimdomain.tld]
Date:    25 July 2016 at 10:16
Subject:    Emailing: Photo 25-07-2016, 34 80 10


Your message is ready to be sent with the following file or link
attachments:

Photo 25-07-2016, 34 80 10


Note: To protect against computer viruses, e-mail programs may prevent
sending or receiving certain types of file attachments.  Check your e-mail
security settings to determine how attachments are handled.

Attached is a .rar archive with a name matching the subject. Inside is a malicious .js script beginning with "Photo 25-07-2016".

An alternative variant comes with a malicious Word document:

From:    Alan [Alan306@victimdomain.tld]
Date:    25 July 2016 at 12:40
Subject:    Emailing: Document 25-07-2016, 72 35 48

Your message is ready to be sent with the following file or link
attachments:

Document 25-07-2016, 72 35 48


Note: To protect against computer viruses, e-mail programs may prevent
sending or receiving certain types of file attachments.  Check your e-mail
security settings to determine how attachments are handled.
The attachment is this case is a .DOCM filed named in a similar way as before.

This analysis is done by my usual trusted source (thank you). These scripts and macros download a component from one of the following locations:

0urkarachi.atspace.com/7h8gbiuomp
cantrell.biz/7h8gbiuomp
czemarserwis.home.pl/7h8gbiuomp
exploromania4x4club.ro/7h8gbiuomp
finaledithon.web.fc2.com/7h8gbiuomp
koushuen.co.jp/7h8gbiuomp
moehakiba.web.fc2.com/7h8gbiuomp
ostseeurlaub-tk.homepage.t-online.de/7h8gbiuomp
r-p-b.de/7h8gbiuomp
topmanagers.claas.fr/7h8gbiuomp
tpllaw.com/7h8gbiuomp
tutomogiya.web.fc2.com/7h8gbiuomp
vplegat.dk/7h8gbiuomp
www.aproso.de/7h8gbiuomp
www.ciapparelli.com/7h8gbiuomp
www.foto-aeree.it/7h8gbiuomp
www.gruetzi.es/7h8gbiuomp
www.isleofwightcomputerrepairs.talktalk.net/7h8gbiuomp
www.louislechien.net/7h8gbiuomp
www.motoslittetrecime.com/7h8gbiuomp
www.sistronic.com.co/7h8gbiuomp
www.tridi.be/7h8gbiuomp
www.vakantiehuisjeameland.nl/7h8gbiuomp
www.westline.it/7h8gbiuomp
zemlya.web.fc2.com/7h8gbiuomp


The payload here is Locky ransomware, and it phones home to the following addresses:

77.222.54.202/upload/_dispatch.php (SpaceWeb CJSC, Russia)
194.1.236.126/upload/_dispatch.php (Internet Hosting Ltd, Russia)
185.117.153.176/upload/_dispatch.php (Marosnet, Russia)


Recommended blocklist:
77.222.54.202
194.1.236.126
185.117.153.176


Tuesday, 19 July 2016

Malware spam: "Documents from work." / "Untitled(1).docm" leads to Locky

This rather terse spam appears to come from the victim themselves (but doesn't). It has a malicious attachment.
From: recipient@victim.tld
To: recipient@victim.tld
Subject: Documents from work.
Date:    19 July 2016 at 12:20
There is no body text, however there is an attachment named Untitled(1).docm. Analysis by a trusted source (thank you) indicates that the various versions of this attachment download a component from on of the following locations:

aerosfera.ru/0hb765
biovinci.com.br/0hb765
choogo.net/0hb765
control3.com.br/0hb765
dealsbro.com/0hb765
heonybaby.synology.me/0hb765
hiramteran.com/0hb765
lifecare-hc.com/0hb765
ostrovokkrasoty.ru/0hb765
tvernedra.ru/0hb765
valsystem.cl/0hb765
wacker-etm.ru/0hb765
webidator.co.il/0hb765
wineroutes.ru/0hb765
www.mystyleparrucchieri.com/0hb765

The dropped payload has a detection rate of 3/54 and it phones home to the following locations:

77.222.54.202/upload/_dispatch.php (SpaceWeb CJSC, Russia)
194.1.236.126/upload/_dispatch.php (Internet Hosting Ltd, Russia)
185.117.153.176/upload/_dispatch.php (MAROSNET Telecommunication Company, Russia)

That's a subset of the locations found here.  The payload is Locky ransomware.

Recommended blocklist:
77.222.54.202
194.1.236.126
185.117.153.176
176.111.63.51


Monday, 18 July 2016

Malware spam: "Image data has been attached to this email." / "Scanned image"

This spam is presumably meant to have a malicious attachment, but all the samples I have seen are malformed:

From:    support398@victimdomain.tld
Date:    18 July 2016 at 16:22
Subject:    Scanned image

--+-+-+-MGCS-+-+-+
Content-Type: text/plain; charset=iso-8859-1
Content-Transfer-Encoding: Quoted-Printable
Content-X-CIAJWNETFAX: IGNORE

Image data has been attached to this email.



--+-+-+-MGCS-+-+-+
Content-Type: application/vnd.ms-word.document.macroEnabled.12; name="18-07-2016_rndnum(4,9)}}.docm"
Content-Transfer-Encoding: base64
Content-Disposition: attachment; filename="18-07-2016_rndnum(4,9)}}.docm"
Content-Description: 18-07-2016_rndnum(4,9)}}.docm
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[snip]
The spam appears to come from within the victim's own domain (but doesn't). In case you don't recognise all those random letters, that's what an email attachment looks like.. but something has gone badly wrong with this spam run. I haven't analysed the payload, but it is likely to be Locky ransomware as found here.