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General

  • Target

    2025-02-12_ab474d562e80967266880c858e1b9855_mafia

  • Size

    14.4MB

  • Sample

    250212-znjtbaykhx

  • MD5

    ab474d562e80967266880c858e1b9855

  • SHA1

    a5f4a1fe4ef3562228ca624e001656dde08ba55d

  • SHA256

    3baa49f1d9a060e2c579feace602942d71fcfc62bc123c5dab1db20a3e544314

  • SHA512

    3f6b5e8223c5e09a1476fdb2b4cf0bb60ee60e08cde6dc2eaed401ca51825e203e3bee550e9bf5c8305dece516a9cd79b102eeebebe1e60135dbd70fd05de967

  • SSDEEP

    6144:ILQ1p/2p5e+D2jFHO+iZoy6u9FlfrXEz9NQNQNQNQNQNQNQNQNQNQNQNQNQNQNQg:dTYe+D2jFu+iZoUFhAzH

Malware Config

Extracted

Family

tofsee

C2

43.231.4.7

lazystax.ru

Targets

    • Target

      2025-02-12_ab474d562e80967266880c858e1b9855_mafia

    • Size

      14.4MB

    • MD5

      ab474d562e80967266880c858e1b9855

    • SHA1

      a5f4a1fe4ef3562228ca624e001656dde08ba55d

    • SHA256

      3baa49f1d9a060e2c579feace602942d71fcfc62bc123c5dab1db20a3e544314

    • SHA512

      3f6b5e8223c5e09a1476fdb2b4cf0bb60ee60e08cde6dc2eaed401ca51825e203e3bee550e9bf5c8305dece516a9cd79b102eeebebe1e60135dbd70fd05de967

    • SSDEEP

      6144:ILQ1p/2p5e+D2jFHO+iZoy6u9FlfrXEz9NQNQNQNQNQNQNQNQNQNQNQNQNQNQNQg:dTYe+D2jFu+iZoUFhAzH

    • 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