Overview

overview

10

Static

static

3

204f54f246...42.exe

windows7-x64

10

204f54f246...42.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    204f54f246c35fe22be11cad01479500a896f4c0c806b7dadf5ce460b27c4e42

  • Size

    128KB

  • Sample

    241222-y75dpaylak

  • MD5

    9e5b268a5eca5a2704973d3533128b97

  • SHA1

    516712964807de0416385ead68df773d03a5681d

  • SHA256

    204f54f246c35fe22be11cad01479500a896f4c0c806b7dadf5ce460b27c4e42

  • SHA512

    b7386038fcaf5df969caaae862eb755d94464f8160d1c5ff14ca97bfc15ed1cf5bcac6d6f41c97db824a74b82e5e18fe89bfc8abeb97e4bc66115a0661838cdb

  • SSDEEP

    3072:Ua4fvLSp3TNMYcCMeCw0v0wnJcefSXQHPTTAkvB5DdcgFM9o:UfKjNMYckotnJfKXqPTX7D7FMm

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

      204f54f246c35fe22be11cad01479500a896f4c0c806b7dadf5ce460b27c4e42

    • Size

      128KB

    • MD5

      9e5b268a5eca5a2704973d3533128b97

    • SHA1

      516712964807de0416385ead68df773d03a5681d

    • SHA256

      204f54f246c35fe22be11cad01479500a896f4c0c806b7dadf5ce460b27c4e42

    • SHA512

      b7386038fcaf5df969caaae862eb755d94464f8160d1c5ff14ca97bfc15ed1cf5bcac6d6f41c97db824a74b82e5e18fe89bfc8abeb97e4bc66115a0661838cdb

    • SSDEEP

      3072:Ua4fvLSp3TNMYcCMeCw0v0wnJcefSXQHPTTAkvB5DdcgFM9o:UfKjNMYckotnJfKXqPTX7D7FMm

    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