General

  • Target

    2025-02-01_5feeb78b75274e5678569bbc9ad05218_mafia

  • Size

    11.9MB

  • Sample

    250201-nz4r3ssphn

  • MD5

    5feeb78b75274e5678569bbc9ad05218

  • SHA1

    0f7f76c3a85f5e4c6cffc2d9ac9161cea10b17b0

  • SHA256

    e7913e2c847ac4473585f47cc1704415162535c27ea5b99795cc89142548c59c

  • SHA512

    9576c7359ab39129046f73cd7c45e8350e7732c0ea964f1e629c17c6b5a20cd24982eb694e7e3a0e240149edef80f57b72601ddd7fb88f95ed84490d11752656

  • SSDEEP

    3072:HLBgXOXcdW8tar7vGdq8c7YMl2b8anmMXnb58XuDP9het3Zv1oSW1za2E+w5C2/i:eOMdRQr7OB0ypmMXnl8XEPM3noSWOCV

Malware Config

Extracted

Family

tofsee

C2

43.231.4.7

lazystax.ru

Targets

    • Target

      2025-02-01_5feeb78b75274e5678569bbc9ad05218_mafia

    • Size

      11.9MB

    • MD5

      5feeb78b75274e5678569bbc9ad05218

    • SHA1

      0f7f76c3a85f5e4c6cffc2d9ac9161cea10b17b0

    • SHA256

      e7913e2c847ac4473585f47cc1704415162535c27ea5b99795cc89142548c59c

    • SHA512

      9576c7359ab39129046f73cd7c45e8350e7732c0ea964f1e629c17c6b5a20cd24982eb694e7e3a0e240149edef80f57b72601ddd7fb88f95ed84490d11752656

    • SSDEEP

      3072:HLBgXOXcdW8tar7vGdq8c7YMl2b8anmMXnb58XuDP9het3Zv1oSW1za2E+w5C2/i:eOMdRQr7OB0ypmMXnl8XEPM3noSWOCV

    • 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