General

  • Target

    2f0c95596cf1f185af00d01c636c41d846bb2b8d5ef49052d5a3f872d7c6c0df

  • Size

    64KB

  • Sample

    241208-z21nzsyqeq

  • MD5

    6f7619f920917461227e838f38f21e27

  • SHA1

    c94b5084ab9f3a406ce5efc7b16668fbcfc05080

  • SHA256

    2f0c95596cf1f185af00d01c636c41d846bb2b8d5ef49052d5a3f872d7c6c0df

  • SHA512

    bbc3f885eaf4fa82af1f2023de62888ba2e62401a36f3b3baebe002372fd0d2a348b6680801dfd058268443ab202cda675e07ad05f2792de8353bb3bdb01de3a

  • SSDEEP

    768:11uxXWuOMsF3IIMCbyCYBZ3OMbHqCh49yA+AY1rIwNLy1/1H5BOS6XJ1IwEGp9TY:1wxXWY+3IIMMWZrqbyTOmXUwXfzwP

Malware Config

Extracted

Family

berbew

C2

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

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

Targets

    • Target

      2f0c95596cf1f185af00d01c636c41d846bb2b8d5ef49052d5a3f872d7c6c0df

    • Size

      64KB

    • MD5

      6f7619f920917461227e838f38f21e27

    • SHA1

      c94b5084ab9f3a406ce5efc7b16668fbcfc05080

    • SHA256

      2f0c95596cf1f185af00d01c636c41d846bb2b8d5ef49052d5a3f872d7c6c0df

    • SHA512

      bbc3f885eaf4fa82af1f2023de62888ba2e62401a36f3b3baebe002372fd0d2a348b6680801dfd058268443ab202cda675e07ad05f2792de8353bb3bdb01de3a

    • SSDEEP

      768:11uxXWuOMsF3IIMCbyCYBZ3OMbHqCh49yA+AY1rIwNLy1/1H5BOS6XJ1IwEGp9TY:1wxXWY+3IIMMWZrqbyTOmXUwXfzwP

    • 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