General

  • Target

    5fb93f8822598d24aa83c2edbd0306346736f00b8be0198476e0efe0f0bef831

  • Size

    344KB

  • Sample

    241123-2zk7ma1lh1

  • MD5

    a8db6d4ffd624140aacad2791529a514

  • SHA1

    401fffd7a04d210265b7c64e059cb4e1dd321a05

  • SHA256

    5fb93f8822598d24aa83c2edbd0306346736f00b8be0198476e0efe0f0bef831

  • SHA512

    a992d744c009706bf0ee2027b536d92d345bf6af9cdfe170ed5ed0dfb8451ce6abec4585bae845c9605fb804099a937a9d592fd729be375eb0be2b6072b58f25

  • SSDEEP

    6144:pYkHr/CpX2/mnbzvdLaD6OkPgl6bmIjlQFn:OWCpXImbzQD6OkPgl6bmIjKn

Malware Config

Extracted

Family

berbew

C2

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

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

Targets

    • Target

      5fb93f8822598d24aa83c2edbd0306346736f00b8be0198476e0efe0f0bef831

    • Size

      344KB

    • MD5

      a8db6d4ffd624140aacad2791529a514

    • SHA1

      401fffd7a04d210265b7c64e059cb4e1dd321a05

    • SHA256

      5fb93f8822598d24aa83c2edbd0306346736f00b8be0198476e0efe0f0bef831

    • SHA512

      a992d744c009706bf0ee2027b536d92d345bf6af9cdfe170ed5ed0dfb8451ce6abec4585bae845c9605fb804099a937a9d592fd729be375eb0be2b6072b58f25

    • SSDEEP

      6144:pYkHr/CpX2/mnbzvdLaD6OkPgl6bmIjlQFn:OWCpXImbzQD6OkPgl6bmIjKn

    • 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