General

  • Target

    e25cc95c4a08e5633889511693031def40add2f6d730864a53044549a7eaf7abN.exe

  • Size

    84KB

  • Sample

    241208-cmyvhsskdp

  • MD5

    8aeffc411f72da9f2fede7b2f32f28d0

  • SHA1

    e0faf4e4df070d015bd495501fcb11fbdaa4d380

  • SHA256

    e25cc95c4a08e5633889511693031def40add2f6d730864a53044549a7eaf7ab

  • SHA512

    c4cf6aeb355d2569eaebf00e9f33f44a069cd017d88772802131fc0cc3f8b438ca4e1e85e1257c16c4b6d9d1a7325bb2d828f226d800801f313cad75d3a41331

  • SSDEEP

    1536:f8pG5cVHzgYnQp9/vxL5T8ANZLvfPDyH6n8dEelLYR7xeGSmUmmmmmmmmmmmmmmQ:Ep3HzgT9/t5z3PDyH6n8djlLYR7xr3

Malware Config

Extracted

Family

berbew

C2

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

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

Targets

    • Target

      e25cc95c4a08e5633889511693031def40add2f6d730864a53044549a7eaf7abN.exe

    • Size

      84KB

    • MD5

      8aeffc411f72da9f2fede7b2f32f28d0

    • SHA1

      e0faf4e4df070d015bd495501fcb11fbdaa4d380

    • SHA256

      e25cc95c4a08e5633889511693031def40add2f6d730864a53044549a7eaf7ab

    • SHA512

      c4cf6aeb355d2569eaebf00e9f33f44a069cd017d88772802131fc0cc3f8b438ca4e1e85e1257c16c4b6d9d1a7325bb2d828f226d800801f313cad75d3a41331

    • SSDEEP

      1536:f8pG5cVHzgYnQp9/vxL5T8ANZLvfPDyH6n8dEelLYR7xeGSmUmmmmmmmmmmmmmmQ:Ep3HzgT9/t5z3PDyH6n8djlLYR7xr3

    • 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