General

  • Target

    b3851652ab3f3ee8b54c12b960402e76054ce3d2275604ecee0b0d336795e306N.exe

  • Size

    422KB

  • Sample

    241208-cy22basqfr

  • MD5

    6bf81f37685b2c0d1c439c6fe0b0a980

  • SHA1

    9d940319e46c327fcbcea694b19119f112f7b099

  • SHA256

    b3851652ab3f3ee8b54c12b960402e76054ce3d2275604ecee0b0d336795e306

  • SHA512

    7115395c8ba3ff013e408e7e3c993ad2ac07118c5cdccd40affcc704a477733b703a4897843990fa88a77737f4929b8913f0103472098065752d19547e6e99ee

  • SSDEEP

    6144:lAyp/bWU5xGEbabO6FSPnvZU1AF+6FSPnvZhDYsKKo6FSPnvZU1AF+6FSPnvZq:ltRxhGaXgA4XfczXgA4XA

Malware Config

Extracted

Family

berbew

C2

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

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

Targets

    • Target

      b3851652ab3f3ee8b54c12b960402e76054ce3d2275604ecee0b0d336795e306N.exe

    • Size

      422KB

    • MD5

      6bf81f37685b2c0d1c439c6fe0b0a980

    • SHA1

      9d940319e46c327fcbcea694b19119f112f7b099

    • SHA256

      b3851652ab3f3ee8b54c12b960402e76054ce3d2275604ecee0b0d336795e306

    • SHA512

      7115395c8ba3ff013e408e7e3c993ad2ac07118c5cdccd40affcc704a477733b703a4897843990fa88a77737f4929b8913f0103472098065752d19547e6e99ee

    • SSDEEP

      6144:lAyp/bWU5xGEbabO6FSPnvZU1AF+6FSPnvZhDYsKKo6FSPnvZU1AF+6FSPnvZq:ltRxhGaXgA4XfczXgA4XA

    • 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