General

  • Target

    2025-02-05_f042f43e6fbf7b7fdc1d39b013541d43_mafia

  • Size

    11.6MB

  • Sample

    250205-nq4qqawmcp

  • MD5

    f042f43e6fbf7b7fdc1d39b013541d43

  • SHA1

    d73b396426e9a66f9a8528eee49462aedb97c8cf

  • SHA256

    ddff17d8b9a979139a8fc51673bd6cdf13d41a6212412410a361170525144de3

  • SHA512

    19c92a2015b1e63fe90840106453a12219e921a168c3a2d9338a15c9a24bc90eaeaef056c5274427ca788aa2475f837d4dde34f1fada02890e6d19b9b2038561

  • SSDEEP

    24576:mEfmTNIkv/ZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZn:ffot

Malware Config

Extracted

Family

tofsee

C2

43.231.4.7

lazystax.ru

Targets

    • Target

      2025-02-05_f042f43e6fbf7b7fdc1d39b013541d43_mafia

    • Size

      11.6MB

    • MD5

      f042f43e6fbf7b7fdc1d39b013541d43

    • SHA1

      d73b396426e9a66f9a8528eee49462aedb97c8cf

    • SHA256

      ddff17d8b9a979139a8fc51673bd6cdf13d41a6212412410a361170525144de3

    • SHA512

      19c92a2015b1e63fe90840106453a12219e921a168c3a2d9338a15c9a24bc90eaeaef056c5274427ca788aa2475f837d4dde34f1fada02890e6d19b9b2038561

    • SSDEEP

      24576:mEfmTNIkv/ZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZn:ffot

    • 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