Overview

overview

10

Static

static

3

22186f49c9...e9.exe

windows7-x64

10

22186f49c9...e9.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    22186f49c9217e3eac44d68f06d7f9d75d3f7cba42e11880f5b44d91c5e3b3e9.exe

  • Size

    128KB

  • Sample

    241225-vwv44azmct

  • MD5

    a4875d3efdb8e094d42490e0bd5e848e

  • SHA1

    1fb04762c4dcbc5e23b74d7ed6269092edb74625

  • SHA256

    22186f49c9217e3eac44d68f06d7f9d75d3f7cba42e11880f5b44d91c5e3b3e9

  • SHA512

    4864e12b6d5a4170716128077db57a7e57c642f93e2447a6519bc3d911d6be444ed078dee6170328f17a1400827342b89ff3d7a1e43e4c45fbbb96480d49f1a0

  • SSDEEP

    3072:95M4tMhesGVP6jzm7mm1R1QMizdH13+EE+RaZ6r+GDZnp:HM4tBph6WCwR1Vizd5IF6rfBp

Score
10/10
berbewbackdoordiscoverypersistence

Malware Config

Extracted

Family

berbew

C2

http://f/wcmd.htm

http://f/ppslog.php

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

Targets

    • Target

      22186f49c9217e3eac44d68f06d7f9d75d3f7cba42e11880f5b44d91c5e3b3e9.exe

    • Size

      128KB

    • MD5

      a4875d3efdb8e094d42490e0bd5e848e

    • SHA1

      1fb04762c4dcbc5e23b74d7ed6269092edb74625

    • SHA256

      22186f49c9217e3eac44d68f06d7f9d75d3f7cba42e11880f5b44d91c5e3b3e9

    • SHA512

      4864e12b6d5a4170716128077db57a7e57c642f93e2447a6519bc3d911d6be444ed078dee6170328f17a1400827342b89ff3d7a1e43e4c45fbbb96480d49f1a0

    • SSDEEP

      3072:95M4tMhesGVP6jzm7mm1R1QMizdH13+EE+RaZ6r+GDZnp:HM4tBph6WCwR1Vizd5IF6rfBp

    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