General

  • Target

    2025-02-07_26b730e8107959b3154e03cb02c0d148_mafia

  • Size

    12.8MB

  • Sample

    250207-zpmatsyjfr

  • MD5

    26b730e8107959b3154e03cb02c0d148

  • SHA1

    d2880a59cd0d4e0e8f20f4b4d6d09e418d359724

  • SHA256

    69ba6ab3ff3e57f9f6dc41f11c9ff61b98972f16fcac3f953be56f96afa62ff5

  • SHA512

    b3a5d417486c7905b8ed4a072b898d19e00ec22828fe4d0b03eef13ad95e312b2d0c81d27de449918d23f06aabe98069f5f92e12258e8accc881f052d049cb6c

  • SSDEEP

    24576:C/0dLk3X4ICvkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkc:C0dLk3oh

Malware Config

Extracted

Family

tofsee

C2

43.231.4.7

lazystax.ru

Targets

    • Target

      2025-02-07_26b730e8107959b3154e03cb02c0d148_mafia

    • Size

      12.8MB

    • MD5

      26b730e8107959b3154e03cb02c0d148

    • SHA1

      d2880a59cd0d4e0e8f20f4b4d6d09e418d359724

    • SHA256

      69ba6ab3ff3e57f9f6dc41f11c9ff61b98972f16fcac3f953be56f96afa62ff5

    • SHA512

      b3a5d417486c7905b8ed4a072b898d19e00ec22828fe4d0b03eef13ad95e312b2d0c81d27de449918d23f06aabe98069f5f92e12258e8accc881f052d049cb6c

    • SSDEEP

      24576:C/0dLk3X4ICvkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkc:C0dLk3oh

    • 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