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General

  • Target

    2025-02-12_b5f5869e710e443196fbcbac5a5b8ca0_mafia

  • Size

    12.8MB

  • Sample

    250212-zq79payldv

  • MD5

    b5f5869e710e443196fbcbac5a5b8ca0

  • SHA1

    f2bfb31da282319b38bda917e58513062199939a

  • SHA256

    c1d3875af33b5d1cf77b3c21d6cb9c262602d45a57531c319fa36bafb129ff66

  • SHA512

    149ca3c468ee38aa4ddda83e4f62002f6dcfa35da395d215f2cae754d726292ea5beede098e45c7294c148b2d32b4c5a43c1aa26f5e225f45efa9a50911781f3

  • SSDEEP

    24576:cpomTTN9tttttttttttttttttttttttttttttttttttttttttttttttttttttttq:4oo0

Malware Config

Extracted

Family

tofsee

C2

43.231.4.7

lazystax.ru

Targets

    • Target

      2025-02-12_b5f5869e710e443196fbcbac5a5b8ca0_mafia

    • Size

      12.8MB

    • MD5

      b5f5869e710e443196fbcbac5a5b8ca0

    • SHA1

      f2bfb31da282319b38bda917e58513062199939a

    • SHA256

      c1d3875af33b5d1cf77b3c21d6cb9c262602d45a57531c319fa36bafb129ff66

    • SHA512

      149ca3c468ee38aa4ddda83e4f62002f6dcfa35da395d215f2cae754d726292ea5beede098e45c7294c148b2d32b4c5a43c1aa26f5e225f45efa9a50911781f3

    • SSDEEP

      24576:cpomTTN9tttttttttttttttttttttttttttttttttttttttttttttttttttttttq:4oo0

    • Tofsee

      Backdoor/botnet which carries out malicious activities based on commands from a C2 server.

    • Tofsee family

    • Windows security bypass

    • Creates new service(s)

    • Downloads MZ/PE file

    • 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