Remittance advice Rem_ xml attachments being spammed containing an XML document with embedded macro.
These emails aren't from these companies at all , they are just being used to make the email look more genuine, ie. from a real company.
Note
It's also worth remembering that the company itself may not have any knowledge of this email and it's link(s) or attachment as it won't have come from their servers and IT systems but from an external bot net.
It's not advised to ring them as there won't really be anything they can do to help you. |
Message Header: (
Note: Reference is random)
Subject: Remittance advice [Rem_7011YH.xml]
Message Body:
(Note: Company details are random)
Good morning
You can find remittance advice [Rem_0895ZN.xml] in the attachment
Kind Regards
Bernard Warner
HINDUSTAN CONSTRUCTION CO |
Attachment: (
Note: filename is random)
Rem_0895ZN.xml
Sha256 Hashes:
d40d05316db62ea3d27830f87892aaeab3ff22b63babadb755aad10dcba85a7d [1]
583c668dce73021aae44daab0788fc8ae5fecefab0989ab45ee60bba00465943 [2]
ef22b5501c8cb9da3f725d552b4c3cba5d2f152652ed4d4e8ff22cdd7f80f704 [3] |
Malware Macro document information:
VirusTotal Report [1] (hits 0/57 Virus Scanners)
VirusTotal Report [2] (hits 0/57 Virus Scanners)
VirusTotal Report [3] (hits 0/57 Virus Scanners)
Malwr Report [1]
Malwr Report [2]
Malwr Report [3]
Hybrid Analysis Report [1]
Hybrid Analysis Report [2]
Hybrid Analysis Report [3]
|
Payload information:
Third Party Decoded XML [PasteBin]
And Chris has a quick decode method too:
perl -MCompress::Zlib -0777 -ne 'print uncompress(substr($_,0x32))'
Thanks to Chris we have decoded payload Urls:
hxxp://46.30.42[.]90:8080/azvxjdfr31k/abs5ajsu.exe
hxxp://92.63.87[.]12:8080/azvxjdfr31k/abs5ajsu.exe
hxxp://178.32.184[.]11:8080/azvxjdfr31k/abs5ajsu.exe
VirusTotal Report [4] (hits 3/52 Virus Scanners)
Malwr Report [4]
Hybrid Analysis Report [4]
Eset is saying that it's: Win32/Dridex.K |
NOTE
The current round of Word/Excel/XML attachments are targeted at Windows users.
Apple and Android software can open these attachments and may even manage to run the macro embedded inside the attachment.
The auto-download file is normally a windows executable and so will not currently run on any operating system, apart from Windows.
However, if you are an Apple/Android user and forward the message to a Windows user, you will them put them at risk of opening the attachment and auto-downloading the malware.
Currently these attachments try to auto-download Dridex, which is designed to
steal login information regarding your bank accounts (either by key logging, taking auto-screens hots or copying information from your clipboard (copy/paste)) |
Cheers,
Steve
1 comment:
Hi, do you have recommendations if a user has opened this malware? I'm using ESET, but their database doesn't include this infection. Thanks. Jan
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