General

  • Target

    b22d9f5ec8ce2e6d2a3b6a4e920734e4f22b79f79797f794b716cb5a39e8a392.exe

  • Size

    161KB

  • Sample

    241111-pd9a4sykbt

  • MD5

    fd8b3b3a5c1fc5afb03f628b5f1fcf0c

  • SHA1

    6dca23e3e2418aa37bab9b0e1ab812bbe2c473f9

  • SHA256

    b22d9f5ec8ce2e6d2a3b6a4e920734e4f22b79f79797f794b716cb5a39e8a392

  • SHA512

    877fd1772ac6bd9eff7a901ba80e5e4e512bcc057331ccff4321cab12c159831ff0a5668fb8ceb4a68ce95ee4b8b4f5d6c0bc3930a75d3c5a5aca780627b0402

  • SSDEEP

    3072:5tbycWTuotiW0AlknVwtCJXeex7rrIRZK8K8/kvG:5tyuYjknVwtmeetrIyRG

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

      b22d9f5ec8ce2e6d2a3b6a4e920734e4f22b79f79797f794b716cb5a39e8a392.exe

    • Size

      161KB

    • MD5

      fd8b3b3a5c1fc5afb03f628b5f1fcf0c

    • SHA1

      6dca23e3e2418aa37bab9b0e1ab812bbe2c473f9

    • SHA256

      b22d9f5ec8ce2e6d2a3b6a4e920734e4f22b79f79797f794b716cb5a39e8a392

    • SHA512

      877fd1772ac6bd9eff7a901ba80e5e4e512bcc057331ccff4321cab12c159831ff0a5668fb8ceb4a68ce95ee4b8b4f5d6c0bc3930a75d3c5a5aca780627b0402

    • SSDEEP

      3072:5tbycWTuotiW0AlknVwtCJXeex7rrIRZK8K8/kvG:5tyuYjknVwtmeetrIyRG

    • 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