Overview

overview

10

Static

static

3

e3c1742c0c...f5.exe

windows7-x64

10

e3c1742c0c...f5.exe

windows10-2004-x64

10

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General

  • Target

    e3c1742c0c9b3bac3a4fbf833d9a347df39c1dbe307baec35e4bfbd129e357f5

  • Size

    669KB

  • Sample

    241123-fab2rsylds

  • MD5

    013731f1e2ee59dcb4e5c1dceab78c9d

  • SHA1

    4e8d174c9226841581aac442cf6c424d588ddbe0

  • SHA256

    e3c1742c0c9b3bac3a4fbf833d9a347df39c1dbe307baec35e4bfbd129e357f5

  • SHA512

    a2e4b8ff52991c86d5dd0f923dec38a447d9de28f5ecd7bab87f0e2d1474dfe74829d1978a1129a41a3d6ee2ca0c3ebe25a961142bfccc5af7b456407763eae5

  • SSDEEP

    12288:rVfUteVKhMpQnqr+cI3a72LXrY6x46UbR/qYglMi:rVfUMchMpQnqrdX72LbY6x46uR/qYglN

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

      e3c1742c0c9b3bac3a4fbf833d9a347df39c1dbe307baec35e4bfbd129e357f5

    • Size

      669KB

    • MD5

      013731f1e2ee59dcb4e5c1dceab78c9d

    • SHA1

      4e8d174c9226841581aac442cf6c424d588ddbe0

    • SHA256

      e3c1742c0c9b3bac3a4fbf833d9a347df39c1dbe307baec35e4bfbd129e357f5

    • SHA512

      a2e4b8ff52991c86d5dd0f923dec38a447d9de28f5ecd7bab87f0e2d1474dfe74829d1978a1129a41a3d6ee2ca0c3ebe25a961142bfccc5af7b456407763eae5

    • SSDEEP

      12288:rVfUteVKhMpQnqr+cI3a72LXrY6x46UbR/qYglMi:rVfUMchMpQnqrdX72LbY6x46uR/qYglN

    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