Overview

overview

10

Static

static

3

121faf10c2...cN.exe

windows7-x64

10

121faf10c2...cN.exe

windows10-2004-x64

10

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General

  • Target

    121faf10c24c070c8530c9c6030297efbf003bab7cb646bf52f289eebd5c9d3cN.exe

  • Size

    322KB

  • Sample

    241225-zwlmwaxmhz

  • MD5

    d8c4aa1713578024f1a6c77e3317ede0

  • SHA1

    a2ece18ec830bb034c6150f28ac4685d7b38e977

  • SHA256

    121faf10c24c070c8530c9c6030297efbf003bab7cb646bf52f289eebd5c9d3c

  • SHA512

    e1cf3f864e7c71628487807a815463cd2163fbad956024a043e984a3c01a69c5aa84dafdb6f8c6ec160bbd5da1f6a117677cec64d6d8336b48f3d3058fad71a0

  • SSDEEP

    3072:Q/lHDJNy8MLRf5FZAVFdo/uA+s9eGSVGZ3Odl:Q9Htk7x5FynLA+bTkO

Score
10/10
berbewbackdoordiscoverypersistence

Malware Config

Extracted

Family

berbew

C2

http://viruslist.com/wcmd.txt

http://viruslist.com/ppslog.php

http://viruslist.com/piplog.php?%s:%i:%i:%s:%09u:%i:%02d:%02d:%02d

Targets

    • Target

      121faf10c24c070c8530c9c6030297efbf003bab7cb646bf52f289eebd5c9d3cN.exe

    • Size

      322KB

    • MD5

      d8c4aa1713578024f1a6c77e3317ede0

    • SHA1

      a2ece18ec830bb034c6150f28ac4685d7b38e977

    • SHA256

      121faf10c24c070c8530c9c6030297efbf003bab7cb646bf52f289eebd5c9d3c

    • SHA512

      e1cf3f864e7c71628487807a815463cd2163fbad956024a043e984a3c01a69c5aa84dafdb6f8c6ec160bbd5da1f6a117677cec64d6d8336b48f3d3058fad71a0

    • SSDEEP

      3072:Q/lHDJNy8MLRf5FZAVFdo/uA+s9eGSVGZ3Odl:Q9Htk7x5FynLA+bTkO

    Score
    10/10
    berbewbackdoordiscoverypersistence

    • Adds autorun key to be loaded by Explorer.exe on startup

      persistence

    • Berbew

      Berbew is a backdoor written in C++.

      backdoorberbew

    • Berbew family

      berbew

    • Executes dropped EXE

    • Loads dropped DLL

    • Drops file in System32 directory

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks