General

  • Target

    2025-01-22_e4f89850577cb7f0f8d29febdb8ac5b8_mafia

  • Size

    13.7MB

  • Sample

    250122-yxq4batqhr

  • MD5

    e4f89850577cb7f0f8d29febdb8ac5b8

  • SHA1

    661eb50b70b7665fb03418e2d60f6546cda2c1a4

  • SHA256

    66f669015d25d10933e57ad3605fed3c082c466e0851900a0c130d16b0ae6a4a

  • SHA512

    43f326ea6551b61551eb88495ae96ad5ba5a6dcc5f54059721b2393dbeb656c4006b2c8d252712f43c16b60b51111c9d6a768941095ff395f5ad4420b042079d

  • SSDEEP

    6144:fLQ1p/2p5e+D2jFHO+iZoy6u9FlfrXEz9NQNQNQNQNQNQNQNQNQNQNQNQNQNQNQg:ETYe+D2jFu+iZoUFhAz

Malware Config

Extracted

Family

tofsee

C2

43.231.4.7

lazystax.ru

Targets

    • Target

      2025-01-22_e4f89850577cb7f0f8d29febdb8ac5b8_mafia

    • Size

      13.7MB

    • MD5

      e4f89850577cb7f0f8d29febdb8ac5b8

    • SHA1

      661eb50b70b7665fb03418e2d60f6546cda2c1a4

    • SHA256

      66f669015d25d10933e57ad3605fed3c082c466e0851900a0c130d16b0ae6a4a

    • SHA512

      43f326ea6551b61551eb88495ae96ad5ba5a6dcc5f54059721b2393dbeb656c4006b2c8d252712f43c16b60b51111c9d6a768941095ff395f5ad4420b042079d

    • SSDEEP

      6144:fLQ1p/2p5e+D2jFHO+iZoy6u9FlfrXEz9NQNQNQNQNQNQNQNQNQNQNQNQNQNQNQg:ETYe+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