General

  • Target

    121df646e094070c6b13609cb4a0ad67723128ce5a21531376742be9fbb90506N.exe

  • Size

    74KB

  • Sample

    250127-sazjaavjfj

  • MD5

    fcf17381afef4497843451ed2acf0cf0

  • SHA1

    440f52a3dff6c2b7821ba3c92538e179954a6ff4

  • SHA256

    121df646e094070c6b13609cb4a0ad67723128ce5a21531376742be9fbb90506

  • SHA512

    04edf370271dd3f37fc7495a7382b0debd9af6afcb377a22a1f6a4824a1bfec9a652500d0a801404692db10e9cba73c4d3cfb726f16374e9e463bb5bf14b9c9d

  • SSDEEP

    1536:OyGaVUBwU8BqkHYfpxarCTwgXgr/zDDDDqgnFyWc4tSk:O6UBwUrkHYfHam5XjWcV

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

      121df646e094070c6b13609cb4a0ad67723128ce5a21531376742be9fbb90506N.exe

    • Size

      74KB

    • MD5

      fcf17381afef4497843451ed2acf0cf0

    • SHA1

      440f52a3dff6c2b7821ba3c92538e179954a6ff4

    • SHA256

      121df646e094070c6b13609cb4a0ad67723128ce5a21531376742be9fbb90506

    • SHA512

      04edf370271dd3f37fc7495a7382b0debd9af6afcb377a22a1f6a4824a1bfec9a652500d0a801404692db10e9cba73c4d3cfb726f16374e9e463bb5bf14b9c9d

    • SSDEEP

      1536:OyGaVUBwU8BqkHYfpxarCTwgXgr/zDDDDqgnFyWc4tSk:O6UBwUrkHYfHam5XjWcV

    • Adds autorun key to be loaded by Explorer.exe on startup

    • Berbew

      Berbew is a backdoor written in C++.

    • Berbew family

    • Executes dropped EXE

    • Loads dropped DLL

    • Drops file in System32 directory

MITRE ATT&CK Enterprise v15

Tasks