[clamav-users] Determine if ClamAV is looking for a specific piece of ransomware (Linux)

Scott Shannon Scott.Shannon at Quantum.Com
Mon Nov 4 22:47:11 UTC 2019


Greetings.

I’m somewhat new to the ClamAV world, so my apologies up front.

I’m attempting to determine if a specific ransomware, Friedex.d, a variant of Iencrypt, is being scanned for with the current definitions.
I came across an article that basically said to dump the database and search for the name.  So I did,

                # mkdir signatures
                # cd signatures
                # sigtool –unpack=/var/lib/clamav/main.cvd
                # grep -i “ransom.win32.friedex.d” *
                # grep -i “efc3418eb170c6bf503140cff504eec8” *                                 ## MD5 hash of the Ransomware
                # grep -i “be30850f25e01c84f218022199791911ce64b580” *           ## SHA1 hash

No results from any of those greps.  My immediate thought is that it’s not in the definition files.  But then I can’t find anywhere on the website to submit data for a known piece of ransomware that ClamAV does not appear to have defined.  Here’s the data that I have:

Threat Type
Targeted Ransomware
Virus Name
Ransom.Win32.FRIEDEX.D Variant of Iencrypt
Hash
MD5: efc3418eb170c6bf503140cff504eec8  SHA1: be30850f25e01c84f218022199791911ce64b580
IP Point of Origin
Empire C2: 185.92.74.215 Brute Force: 185.92.74.133
Other tools
Mimikatz PowerShell Empire PS-EXEC
Virus Details
SIZE: 135,168  FILE TYPE: EXE  MEMORY RESIDENT: Yes  ENCRYPTED: Yes

Perhaps I just am not looking correctly, or I’m not looking in the right place?  Or maybe I’m just going about this hunt in the wrong way!

Thank you in advance!

Scott
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