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General

  • Target

    bb367ee3df562eb633554a41e6d3b9236cb49b2632115c262bc50b4841242acb

  • Size

    128KB

  • Sample

    250305-kbn5yatwcv

  • MD5

    a71e4864708c630bd222968b74557dd1

  • SHA1

    00d2b1ddeea7e5f350be6f134711a46bbaab13be

  • SHA256

    bb367ee3df562eb633554a41e6d3b9236cb49b2632115c262bc50b4841242acb

  • SHA512

    7bd9ef96854a9b0f00684aea34a57771ddaf80c100d16d13775d4ed3b629952cea3ebe925ea110143009f61bd7c615005d6c5046e1efb672f76a245743294bb8

  • SSDEEP

    3072:QvdgYlrojYnuokkWsRL+4vnHWCREXdXNKT1ntPG9poDrFDHZtOgl:QFzS4vHNCN9Otopg5tTl

Malware Config

Extracted

Family

berbew

C2

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

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

Targets

    • Target

      bb367ee3df562eb633554a41e6d3b9236cb49b2632115c262bc50b4841242acb

    • Size

      128KB

    • MD5

      a71e4864708c630bd222968b74557dd1

    • SHA1

      00d2b1ddeea7e5f350be6f134711a46bbaab13be

    • SHA256

      bb367ee3df562eb633554a41e6d3b9236cb49b2632115c262bc50b4841242acb

    • SHA512

      7bd9ef96854a9b0f00684aea34a57771ddaf80c100d16d13775d4ed3b629952cea3ebe925ea110143009f61bd7c615005d6c5046e1efb672f76a245743294bb8

    • SSDEEP

      3072:QvdgYlrojYnuokkWsRL+4vnHWCREXdXNKT1ntPG9poDrFDHZtOgl:QFzS4vHNCN9Otopg5tTl

    • 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