General

  • Target
    f4c26a587ceedc4e1f881db4635d2e46_JaffaCakes118
  • Size 12.9MB
  • Sample240417-bysxzaaa47
  • SHA256 683fa1172ed26a953994f43177ceff28ee665a14736e73fc6f91f9fe330545a0
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • tofsee

C2
  • 43.231.4.6

  • lazystax.ru

Targets

    • Target
      f4c26a587ceedc4e1f881db4635d2e46_JaffaCakes118
    • Size 12.9MB
    • SHA256 683fa1172ed26a953994f43177ceff28ee665a14736e73fc6f91f9fe330545a0
    • MD5 SHA1 SHA512 SSDEEP
    • Tofsee

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

    • 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