Overview

overview

10

Static

static

3

8401dffa2d...eN.exe

windows7-x64

10

8401dffa2d...eN.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    8401dffa2d9b57d0cbba30ac8a13435a0dfc8683f3379a16f0c2f16bd6b1650eN.exe

  • Size

    90KB

  • Sample

    241119-xfpngszlgv

  • MD5

    2513eb576e8c3b76da6053c094f13ef0

  • SHA1

    f6bfd36b79945478822dd8637ee915d418e29540

  • SHA256

    8401dffa2d9b57d0cbba30ac8a13435a0dfc8683f3379a16f0c2f16bd6b1650e

  • SHA512

    10c818f5e5084bd789bf317d4b278296321a01610864f348b7202351997bd0dec129c29580bd11499dabf2b72b109d4f5b99f173bd023bd50ff7b785da300ace

  • SSDEEP

    1536:LrJRoQsrOFINZ0Dxjq7g5VpgfTzx5wbOz5BE7zRPdcGpu/Ub0VkVNK:Lr7oQ5UZ0heg5Tqh9E7zRPdcGpu/Ub05

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

      8401dffa2d9b57d0cbba30ac8a13435a0dfc8683f3379a16f0c2f16bd6b1650eN.exe

    • Size

      90KB

    • MD5

      2513eb576e8c3b76da6053c094f13ef0

    • SHA1

      f6bfd36b79945478822dd8637ee915d418e29540

    • SHA256

      8401dffa2d9b57d0cbba30ac8a13435a0dfc8683f3379a16f0c2f16bd6b1650e

    • SHA512

      10c818f5e5084bd789bf317d4b278296321a01610864f348b7202351997bd0dec129c29580bd11499dabf2b72b109d4f5b99f173bd023bd50ff7b785da300ace

    • SSDEEP

      1536:LrJRoQsrOFINZ0Dxjq7g5VpgfTzx5wbOz5BE7zRPdcGpu/Ub0VkVNK:Lr7oQ5UZ0heg5Tqh9E7zRPdcGpu/Ub05

    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