General

  • Target
    3ad2aec044029075ed9c164e1681faf8
  • Size 10.2MB
  • Sample231231-xt1mxafbc2
  • SHA256 ff2b1cc6b5905ea5609ffb52c098d2a2d251b1fbb28d37cac3e176203cd488fa
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • tofsee

C2
  • 43.231.4.7

  • lazystax.ru

Targets

    • Target
      3ad2aec044029075ed9c164e1681faf8
    • Size 10.2MB
    • SHA256 ff2b1cc6b5905ea5609ffb52c098d2a2d251b1fbb28d37cac3e176203cd488fa
    • 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