General

  • Target

    cb23c089463ab93068d63d3e5b24f8681e40e322923bfa0cec6ac67cf1fa563aN.exe

  • Size

    409KB

  • Sample

    241222-m7zyeswman

  • MD5

    b9e79ff87a0471e3d032a9e87ad679a0

  • SHA1

    03db10ee1425355242655ee5ab38166b83e33a95

  • SHA256

    cb23c089463ab93068d63d3e5b24f8681e40e322923bfa0cec6ac67cf1fa563a

  • SHA512

    91d3cf505fda216b9ea6302d11cb536c322fa4e94e6bda3348d94c075825b140368786fbc4cfb6e5e5afc572929e5b8faa109feede8a9d976d3f85f70fc52093

  • SSDEEP

    3072:qrssok9Y/y8/41QUUZm8/41QrAoUZ4pWLB51jozFWLBggS2LHqlhTZNAqWBWhjoA:WoNlZgZ0Wd/OWdPS2LStOshOWdPS2Ln

Malware Config

Extracted

Family

berbew

C2

http://tat-neftbank.ru/kkq.php

http://tat-neftbank.ru/wcmd.htm

Targets

    • Target

      cb23c089463ab93068d63d3e5b24f8681e40e322923bfa0cec6ac67cf1fa563aN.exe

    • Size

      409KB

    • MD5

      b9e79ff87a0471e3d032a9e87ad679a0

    • SHA1

      03db10ee1425355242655ee5ab38166b83e33a95

    • SHA256

      cb23c089463ab93068d63d3e5b24f8681e40e322923bfa0cec6ac67cf1fa563a

    • SHA512

      91d3cf505fda216b9ea6302d11cb536c322fa4e94e6bda3348d94c075825b140368786fbc4cfb6e5e5afc572929e5b8faa109feede8a9d976d3f85f70fc52093

    • SSDEEP

      3072:qrssok9Y/y8/41QUUZm8/41QrAoUZ4pWLB51jozFWLBggS2LHqlhTZNAqWBWhjoA:WoNlZgZ0Wd/OWdPS2LStOshOWdPS2Ln

    • 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