General

  • Target

    fd3aa46741d8d54ac0adf2d21b8a3a942f3be4c4fecb02098fe5437480a1aaad

  • Size

    64KB

  • Sample

    241209-fj2nsavmfl

  • MD5

    c064049ffa960056649c2daeb8017e83

  • SHA1

    59d26b72ed92bae02d9e62a2252b8c06de663d89

  • SHA256

    fd3aa46741d8d54ac0adf2d21b8a3a942f3be4c4fecb02098fe5437480a1aaad

  • SHA512

    325abe822750e35d8c8c093a5dee834085391531129138f1d30e8f9be0602427c91bd7027475448a478960f28266e7e2dbdfde93497cd4c8aa477923f7e35086

  • SSDEEP

    1536:PX4fHKyUNRjeLvN3GybqyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyWyybyyyyyyU:P8ysNKF7Pzw9

Malware Config

Extracted

Family

berbew

C2

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

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

Targets

    • Target

      fd3aa46741d8d54ac0adf2d21b8a3a942f3be4c4fecb02098fe5437480a1aaad

    • Size

      64KB

    • MD5

      c064049ffa960056649c2daeb8017e83

    • SHA1

      59d26b72ed92bae02d9e62a2252b8c06de663d89

    • SHA256

      fd3aa46741d8d54ac0adf2d21b8a3a942f3be4c4fecb02098fe5437480a1aaad

    • SHA512

      325abe822750e35d8c8c093a5dee834085391531129138f1d30e8f9be0602427c91bd7027475448a478960f28266e7e2dbdfde93497cd4c8aa477923f7e35086

    • SSDEEP

      1536:PX4fHKyUNRjeLvN3GybqyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyWyybyyyyyyU:P8ysNKF7Pzw9

    • 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