General

  • Target

    d7d8666c4f55d5e11dd645f3ef7cd2982b2bffae6eab7b21962f43c7c506ab6dN.exe

  • Size

    92KB

  • Sample

    241222-r4wtta1ney

  • MD5

    fb07cf9620134f63f9997dbbc43d0aa0

  • SHA1

    b3033670d794543c56e95c8160f8eabe02cdb675

  • SHA256

    d7d8666c4f55d5e11dd645f3ef7cd2982b2bffae6eab7b21962f43c7c506ab6d

  • SHA512

    87874ea13c70929372e3a0637b66fe970ec84c04615c1f80c8efb4d434607570cd20f361ddf5aa3f1a1b7dd7dc7973b5bc86230861b69cdd65f2c7ec0e5ba398

  • SSDEEP

    1536:irEX2LNylCEVf/m+8gM9xU3SYzVCdSC/7AY/cZ2aN3imnunGP+m:i7NJEwvgMmTc17f/jaVbe4+m

Malware Config

Extracted

Family

berbew

C2

http://f/wcmd.htm

http://f/ppslog.php

http://f/piplog.php?%s:%i:%i:%s:%09u:%i:%02d:%02d:%02d

Targets

    • Target

      d7d8666c4f55d5e11dd645f3ef7cd2982b2bffae6eab7b21962f43c7c506ab6dN.exe

    • Size

      92KB

    • MD5

      fb07cf9620134f63f9997dbbc43d0aa0

    • SHA1

      b3033670d794543c56e95c8160f8eabe02cdb675

    • SHA256

      d7d8666c4f55d5e11dd645f3ef7cd2982b2bffae6eab7b21962f43c7c506ab6d

    • SHA512

      87874ea13c70929372e3a0637b66fe970ec84c04615c1f80c8efb4d434607570cd20f361ddf5aa3f1a1b7dd7dc7973b5bc86230861b69cdd65f2c7ec0e5ba398

    • SSDEEP

      1536:irEX2LNylCEVf/m+8gM9xU3SYzVCdSC/7AY/cZ2aN3imnunGP+m:i7NJEwvgMmTc17f/jaVbe4+m

    • 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