General

  • Target

    2025-02-01_954c53ce4a1dc631c1313f0e31164ce3_mafia

  • Size

    13.2MB

  • Sample

    250201-y72b2aynht

  • MD5

    954c53ce4a1dc631c1313f0e31164ce3

  • SHA1

    f4a9581315b7d2b22592f2786188fdae32c019c4

  • SHA256

    23689438b3f8ea7ce154f6169f3941b13121c2887055ef3dbcb73b2cb414c2f4

  • SHA512

    6ebf7e56713c776ed13f5b846472e46aaba3d2fb0dc1ac2a5a0afc4165c56cafc4895541d5f7bc30df8b7830abf5d6152acbfc29dd8421384accd3831432af90

  • SSDEEP

    6144:cLQ1p/2p5e+D2jFHO+iZoy6u9FlfrXEz9NQNQNQNQNQNQNQNQNQNQNQNQNQNQNQV:RTYe+D2jFu+iZoUFhAz

Malware Config

Extracted

Family

tofsee

C2

43.231.4.7

lazystax.ru

Targets

    • Target

      2025-02-01_954c53ce4a1dc631c1313f0e31164ce3_mafia

    • Size

      13.2MB

    • MD5

      954c53ce4a1dc631c1313f0e31164ce3

    • SHA1

      f4a9581315b7d2b22592f2786188fdae32c019c4

    • SHA256

      23689438b3f8ea7ce154f6169f3941b13121c2887055ef3dbcb73b2cb414c2f4

    • SHA512

      6ebf7e56713c776ed13f5b846472e46aaba3d2fb0dc1ac2a5a0afc4165c56cafc4895541d5f7bc30df8b7830abf5d6152acbfc29dd8421384accd3831432af90

    • SSDEEP

      6144:cLQ1p/2p5e+D2jFHO+iZoy6u9FlfrXEz9NQNQNQNQNQNQNQNQNQNQNQNQNQNQNQV:RTYe+D2jFu+iZoUFhAz

    • 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