General

  • Target

    b223e01f6d66e4e1a64545c4d7c84796e7c6bde10964856ac8deb0b66a74e337N.exe

  • Size

    320KB

  • Sample

    241123-fgwdzsvndp

  • MD5

    b36f51225a887b00b11493727518c940

  • SHA1

    7a5b1ae60757d9a999a858abe264061046a5dcfb

  • SHA256

    b223e01f6d66e4e1a64545c4d7c84796e7c6bde10964856ac8deb0b66a74e337

  • SHA512

    2f6eda8879f1acf74c5cf62107b0cfe97f1c67081ee55a54d1660339536adcb937d5d43cac0e1c9fd96084d65b4b9f4ed4695097a42a3b4c95a07c032cb6eb04

  • SSDEEP

    6144:H+AFtaxzmBx6GyZ6YugQdjGG1wsKm06D4:HpaxVGyXu1jGG1ws54

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

      b223e01f6d66e4e1a64545c4d7c84796e7c6bde10964856ac8deb0b66a74e337N.exe

    • Size

      320KB

    • MD5

      b36f51225a887b00b11493727518c940

    • SHA1

      7a5b1ae60757d9a999a858abe264061046a5dcfb

    • SHA256

      b223e01f6d66e4e1a64545c4d7c84796e7c6bde10964856ac8deb0b66a74e337

    • SHA512

      2f6eda8879f1acf74c5cf62107b0cfe97f1c67081ee55a54d1660339536adcb937d5d43cac0e1c9fd96084d65b4b9f4ed4695097a42a3b4c95a07c032cb6eb04

    • SSDEEP

      6144:H+AFtaxzmBx6GyZ6YugQdjGG1wsKm06D4:HpaxVGyXu1jGG1ws54

    • 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