General

  • Target

    2025-01-25_b137c1122cdf7928ea36ec3683589cce_mafia

  • Size

    12.3MB

  • Sample

    250125-xkhqqswnd1

  • MD5

    b137c1122cdf7928ea36ec3683589cce

  • SHA1

    b68d7899b7a539407f887889c55045d477926acd

  • SHA256

    821d32ec3b1096bab5043eb2a972bdd0bad4335ec556347d6bbcc5a7d876f46a

  • SHA512

    622594adfbf65e7cc3f844fd3d5d3ca3eb0a70330eaa3d1736d7349c2c5041229b48a622d30ef3e6edf2e25812d4f415d8357416e35cf1421985c1c27a3531ba

  • SSDEEP

    393216:5XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX:

Malware Config

Extracted

Family

tofsee

C2

43.231.4.7

lazystax.ru

Targets

    • Target

      2025-01-25_b137c1122cdf7928ea36ec3683589cce_mafia

    • Size

      12.3MB

    • MD5

      b137c1122cdf7928ea36ec3683589cce

    • SHA1

      b68d7899b7a539407f887889c55045d477926acd

    • SHA256

      821d32ec3b1096bab5043eb2a972bdd0bad4335ec556347d6bbcc5a7d876f46a

    • SHA512

      622594adfbf65e7cc3f844fd3d5d3ca3eb0a70330eaa3d1736d7349c2c5041229b48a622d30ef3e6edf2e25812d4f415d8357416e35cf1421985c1c27a3531ba

    • SSDEEP

      393216:5XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX:

    • 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