General

  • Target

    2025-01-31_b4225293c2f943563c10072c131c3b29_mafia

  • Size

    12.3MB

  • Sample

    250131-gmqlcsyndv

  • MD5

    b4225293c2f943563c10072c131c3b29

  • SHA1

    5000ce755f6a7ca77cfc63cc623a66d600d0633f

  • SHA256

    0406050c5a7682f4f7ff1f2ef234b7845e20b523678902da08aa3e30b4bd37b9

  • SHA512

    12158bf3299a445b375274c04fb9b47c46445885775f86a739279ae98797cc2029f9c56308984b098f5060096e1c956309d159c845c8cd20c495a24247e32fa8

  • SSDEEP

    393216:5XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXf:9

Malware Config

Extracted

Family

tofsee

C2

43.231.4.7

lazystax.ru

Targets

    • Target

      2025-01-31_b4225293c2f943563c10072c131c3b29_mafia

    • Size

      12.3MB

    • MD5

      b4225293c2f943563c10072c131c3b29

    • SHA1

      5000ce755f6a7ca77cfc63cc623a66d600d0633f

    • SHA256

      0406050c5a7682f4f7ff1f2ef234b7845e20b523678902da08aa3e30b4bd37b9

    • SHA512

      12158bf3299a445b375274c04fb9b47c46445885775f86a739279ae98797cc2029f9c56308984b098f5060096e1c956309d159c845c8cd20c495a24247e32fa8

    • SSDEEP

      393216:5XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXf:9

    • 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