Overview

overview

10

Static

static

3

5bb6ee3732...0N.exe

windows7-x64

10

5bb6ee3732...0N.exe

windows10-2004-x64

10

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General

  • Target

    5bb6ee3732cc76ca67fde34742ecafed0671a2d13938139874b1422616793470N.exe

  • Size

    2.5MB

  • Sample

    241208-bxcvcszqgk

  • MD5

    caaa9f05f4f2015c7c73a9f3ef88e320

  • SHA1

    2fe650966d6f1cd431b1c4f38dd10a230843c9c1

  • SHA256

    5bb6ee3732cc76ca67fde34742ecafed0671a2d13938139874b1422616793470

  • SHA512

    72a735018582f7dd8ce7b9f8b54ce5b03c8d12a25a38f7ab2c558f2fc9210fa3c2faaf0559cc1a757ec436a06e2672447ef6b09b8af44992b2a08092ca076e0c

  • SSDEEP

    12288:CHV7Oq3kY660JVaw0HBHOehl0oDL/eToo5Li2:CHV7OSgdVaw0HBFhWof/0o8

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

      5bb6ee3732cc76ca67fde34742ecafed0671a2d13938139874b1422616793470N.exe

    • Size

      2.5MB

    • MD5

      caaa9f05f4f2015c7c73a9f3ef88e320

    • SHA1

      2fe650966d6f1cd431b1c4f38dd10a230843c9c1

    • SHA256

      5bb6ee3732cc76ca67fde34742ecafed0671a2d13938139874b1422616793470

    • SHA512

      72a735018582f7dd8ce7b9f8b54ce5b03c8d12a25a38f7ab2c558f2fc9210fa3c2faaf0559cc1a757ec436a06e2672447ef6b09b8af44992b2a08092ca076e0c

    • SSDEEP

      12288:CHV7Oq3kY660JVaw0HBHOehl0oDL/eToo5Li2:CHV7OSgdVaw0HBFhWof/0o8

    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