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General

  • Target

    2025-02-12_d4d06f61b30f2eb96fc9304abb1d53da_mafia

  • Size

    11.0MB

  • Sample

    250212-zl7glaxqbr

  • MD5

    d4d06f61b30f2eb96fc9304abb1d53da

  • SHA1

    b2fd5fbb32b885895f1b48e132d9dbeb687b4260

  • SHA256

    f9e43e02d3b44f3821261a9937ecca6344f5ed2f5babd6092dd9ce17d7ba32f7

  • SHA512

    da03da41fb389269762211c0cd8bd7e9ab29d03566c876a0fe512e66d27717e3020eb001c4e773b26b27e979d12923b700e5bfac6aec336c09b2b734973cd53c

  • SSDEEP

    24576:FpomTTN9tttttttttttttttttttttttttttttttttttttttttttttttttttttttM:vooa

Malware Config

Extracted

Family

tofsee

C2

43.231.4.7

lazystax.ru

Targets

    • Target

      2025-02-12_d4d06f61b30f2eb96fc9304abb1d53da_mafia

    • Size

      11.0MB

    • MD5

      d4d06f61b30f2eb96fc9304abb1d53da

    • SHA1

      b2fd5fbb32b885895f1b48e132d9dbeb687b4260

    • SHA256

      f9e43e02d3b44f3821261a9937ecca6344f5ed2f5babd6092dd9ce17d7ba32f7

    • SHA512

      da03da41fb389269762211c0cd8bd7e9ab29d03566c876a0fe512e66d27717e3020eb001c4e773b26b27e979d12923b700e5bfac6aec336c09b2b734973cd53c

    • SSDEEP

      24576:FpomTTN9tttttttttttttttttttttttttttttttttttttttttttttttttttttttM:vooa

    • 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