General

  • Target

    4fd5affff9b2d4e74f4039caefa321bf91d438cd245ae45dbc2d2c66fec66188.exe

  • Size

    335KB

  • Sample

    241222-sge38asldj

  • MD5

    bfdae08b0daa9b94eed72afe6a09840f

  • SHA1

    500a5448562f216c49010c52798bde04b378aa6d

  • SHA256

    4fd5affff9b2d4e74f4039caefa321bf91d438cd245ae45dbc2d2c66fec66188

  • SHA512

    91fc69180d51798dafca8a05a46639217cd8ef2f737bfcd32b2316e0d7e700a532ab149b6ed5e8ce0df97aee4bb4e61e71fefd09430a8f0c4a7bb2bc39024103

  • SSDEEP

    6144:O4xUw/i4vvLvwU/4qwvwU/4qvvwevwU/4q+vwk/4q5:OS5iA

Malware Config

Extracted

Family

berbew

C2

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

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

Targets

    • Target

      4fd5affff9b2d4e74f4039caefa321bf91d438cd245ae45dbc2d2c66fec66188.exe

    • Size

      335KB

    • MD5

      bfdae08b0daa9b94eed72afe6a09840f

    • SHA1

      500a5448562f216c49010c52798bde04b378aa6d

    • SHA256

      4fd5affff9b2d4e74f4039caefa321bf91d438cd245ae45dbc2d2c66fec66188

    • SHA512

      91fc69180d51798dafca8a05a46639217cd8ef2f737bfcd32b2316e0d7e700a532ab149b6ed5e8ce0df97aee4bb4e61e71fefd09430a8f0c4a7bb2bc39024103

    • SSDEEP

      6144:O4xUw/i4vvLvwU/4qwvwU/4qvvwevwU/4q+vwk/4q5:OS5iA

    • 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