General

  • Target

    JaffaCakes118_e21181a90f076b9e930a523bce604588

  • Size

    12.0MB

  • Sample

    250110-mnj3vssjht

  • MD5

    e21181a90f076b9e930a523bce604588

  • SHA1

    240a200e30ad73dbe737ef12ec5fb2863603b3ad

  • SHA256

    31503bdb8b3ee9da6bb91ada24ebe560d7e5edd27b9f01c53f0afce48ceedd55

  • SHA512

    32d458f689fe9f5e32c06e5d0308c6d7d0f4616747f6043458548615fc780014bf031e327e89a0a16fd013ebee0fe76fb2afbbc9c75d1a87f01c673db555ff4c

  • SSDEEP

    12288:lZv3F8h86NMcoGuc3FXE4WrIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIr:lp3F8Au3FPW

Malware Config

Extracted

Family

tofsee

C2

defeatwax.ru

refabyd.info

Targets

    • Target

      JaffaCakes118_e21181a90f076b9e930a523bce604588

    • Size

      12.0MB

    • MD5

      e21181a90f076b9e930a523bce604588

    • SHA1

      240a200e30ad73dbe737ef12ec5fb2863603b3ad

    • SHA256

      31503bdb8b3ee9da6bb91ada24ebe560d7e5edd27b9f01c53f0afce48ceedd55

    • SHA512

      32d458f689fe9f5e32c06e5d0308c6d7d0f4616747f6043458548615fc780014bf031e327e89a0a16fd013ebee0fe76fb2afbbc9c75d1a87f01c673db555ff4c

    • SSDEEP

      12288:lZv3F8h86NMcoGuc3FXE4WrIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIr:lp3F8Au3FPW

    • Tofsee

      Backdoor/botnet which carries out malicious activities based on commands from a C2 server.

    • Tofsee family

    • Windows security bypass

    • Creates new service(s)

    • Modifies Windows Firewall

    • Sets service image path in registry

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Deletes itself

    • Executes dropped EXE

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks