General

  • Target

    2025-01-26_cf1ee4c0d22d48ebd7ba5de6d28e37ff_mafia

  • Size

    11.9MB

  • Sample

    250126-xan5rsyret

  • MD5

    cf1ee4c0d22d48ebd7ba5de6d28e37ff

  • SHA1

    feffa2b1e47bb1770e61c0f1b76b37cb4ee4ad1d

  • SHA256

    5cdda5a30dfac65c765ddba79a5eb58eea819a818347e6b9a15e138a553e9c1c

  • SHA512

    6fd0cf200d338613a6eabfe20d12576572c73d12f99e01a7e1b2d431d3b692b6fbb2149e9a48463ee9235bb2e1dfefae692c1e11f9cdf20e970624841b3892b1

  • SSDEEP

    49152:OqE0YKr3fYPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPn:OqtYc3

Malware Config

Extracted

Family

tofsee

C2

43.231.4.7

lazystax.ru

Targets

    • Target

      2025-01-26_cf1ee4c0d22d48ebd7ba5de6d28e37ff_mafia

    • Size

      11.9MB

    • MD5

      cf1ee4c0d22d48ebd7ba5de6d28e37ff

    • SHA1

      feffa2b1e47bb1770e61c0f1b76b37cb4ee4ad1d

    • SHA256

      5cdda5a30dfac65c765ddba79a5eb58eea819a818347e6b9a15e138a553e9c1c

    • SHA512

      6fd0cf200d338613a6eabfe20d12576572c73d12f99e01a7e1b2d431d3b692b6fbb2149e9a48463ee9235bb2e1dfefae692c1e11f9cdf20e970624841b3892b1

    • SSDEEP

      49152:OqE0YKr3fYPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPn:OqtYc3

    • 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