General

  • Target

    2025-02-01_f3a44bc30cb52a1f91e730cb059fedfa_mafia

  • Size

    13.9MB

  • Sample

    250201-zq16daznax

  • MD5

    f3a44bc30cb52a1f91e730cb059fedfa

  • SHA1

    444732a85e3b065fc972fbcbeced19092c6c2fa2

  • SHA256

    254c7a5fc2f5a45a64374fb0f5a9eb834b6cc510e30cec6e1687a20a1a9a7157

  • SHA512

    07405001adc94099dd607fedc8ca11daeb7b859563269b5868332929cb887ff03c75194ac21d38704603748a751b92f7408a296e924a48c088f36fe7445217b4

  • SSDEEP

    24576:NpomTTN9tttttttttttttttttttttttttttttttttttttttttttttttttttttttn:noo

Malware Config

Extracted

Family

tofsee

C2

43.231.4.7

lazystax.ru

Targets

    • Target

      2025-02-01_f3a44bc30cb52a1f91e730cb059fedfa_mafia

    • Size

      13.9MB

    • MD5

      f3a44bc30cb52a1f91e730cb059fedfa

    • SHA1

      444732a85e3b065fc972fbcbeced19092c6c2fa2

    • SHA256

      254c7a5fc2f5a45a64374fb0f5a9eb834b6cc510e30cec6e1687a20a1a9a7157

    • SHA512

      07405001adc94099dd607fedc8ca11daeb7b859563269b5868332929cb887ff03c75194ac21d38704603748a751b92f7408a296e924a48c088f36fe7445217b4

    • SSDEEP

      24576:NpomTTN9tttttttttttttttttttttttttttttttttttttttttttttttttttttttn:noo

    • 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