General

  • Target

    b8c669218b39febfd45877c81fb6c889d8f837d4fd6d8827860b1474912305daN

  • Size

    136KB

  • Sample

    241110-chynysxbmr

  • MD5

    00b6ad6af8ccb04541ccfb02b4f7b470

  • SHA1

    6ee064ef124374119329d3b582bdc5bdef0a1e7c

  • SHA256

    b8c669218b39febfd45877c81fb6c889d8f837d4fd6d8827860b1474912305da

  • SHA512

    36dab26fc86b14fd620c5748911187085201f739f15a2b2171b01b499b96e2c3167ba60aba8efa0b40c41231fbe3b3f1845f6fe93b269a6ab924b18c539bd0c2

  • SSDEEP

    1536:OhY9kFJck2DoTOxYKkR4WCe5TdxEhy8jBIbBCXXBBhjz0cZ44mjD9r823FQ75/DT:QY9UJc1Mt2WCe5xxCbBzGi/mjRrz3OT

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

      b8c669218b39febfd45877c81fb6c889d8f837d4fd6d8827860b1474912305daN

    • Size

      136KB

    • MD5

      00b6ad6af8ccb04541ccfb02b4f7b470

    • SHA1

      6ee064ef124374119329d3b582bdc5bdef0a1e7c

    • SHA256

      b8c669218b39febfd45877c81fb6c889d8f837d4fd6d8827860b1474912305da

    • SHA512

      36dab26fc86b14fd620c5748911187085201f739f15a2b2171b01b499b96e2c3167ba60aba8efa0b40c41231fbe3b3f1845f6fe93b269a6ab924b18c539bd0c2

    • SSDEEP

      1536:OhY9kFJck2DoTOxYKkR4WCe5TdxEhy8jBIbBCXXBBhjz0cZ44mjD9r823FQ75/DT:QY9UJc1Mt2WCe5xxCbBzGi/mjRrz3OT

    • 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