General

  • Target

    2025-01-28_3d6eefda163d7f4ebf4dfc4c46426110_mafia

  • Size

    12.8MB

  • Sample

    250128-v23fcswlew

  • MD5

    3d6eefda163d7f4ebf4dfc4c46426110

  • SHA1

    b8307ffee2975a25abd1cda73735724e7521d228

  • SHA256

    41c20c399f19561f0c2f65baee9a5ba7a0c93c001b78144f891de3aab46c251c

  • SHA512

    23b2f27978778ab87338d8ac807ed5c3bc48fd0c88ac55d5858e328356a303ea0c3f39a863c974f17cc56aad97e1b817779a11fac49602c10c72a985bd12c293

  • SSDEEP

    24576:BpomTTN9ttttttttttttttttttttttttttttttttttttttttttttttttttttttt1:boo

Malware Config

Extracted

Family

tofsee

C2

43.231.4.7

lazystax.ru

Targets

    • Target

      2025-01-28_3d6eefda163d7f4ebf4dfc4c46426110_mafia

    • Size

      12.8MB

    • MD5

      3d6eefda163d7f4ebf4dfc4c46426110

    • SHA1

      b8307ffee2975a25abd1cda73735724e7521d228

    • SHA256

      41c20c399f19561f0c2f65baee9a5ba7a0c93c001b78144f891de3aab46c251c

    • SHA512

      23b2f27978778ab87338d8ac807ed5c3bc48fd0c88ac55d5858e328356a303ea0c3f39a863c974f17cc56aad97e1b817779a11fac49602c10c72a985bd12c293

    • SSDEEP

      24576:BpomTTN9ttttttttttttttttttttttttttttttttttttttttttttttttttttttt1:boo

    • 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