General

  • Target

    2025-01-31_f93f3801be196209284d88bed8c0d70b_mafia

  • Size

    10.4MB

  • Sample

    250131-y5mqvswlhy

  • MD5

    f93f3801be196209284d88bed8c0d70b

  • SHA1

    21e4996492e96ac8741405f3a75af90a3cc9bc37

  • SHA256

    628ccd4dbfe7d2d629dfa55028be82a83abc8708d0d21cd00609127dd719f49c

  • SHA512

    102ec908e9622d1ea43a5b5fff4ccc1c5c9851ca30d538bdd1f644fea2ed8dcd1a4d8a284bbf55e2f59706476f5ad3640e7a4f58d49191e3d611dcd7ee3a767b

  • SSDEEP

    6144:wLQ1p/2p5e+D2jFHO+iZoy6u9FlfrXEz9NQNQNQNQNQNQNQNQNQNQNQNQNQNQNQ1:lTYe+D2jFu+iZoUFhAz

Malware Config

Extracted

Family

tofsee

C2

43.231.4.7

lazystax.ru

Targets

    • Target

      2025-01-31_f93f3801be196209284d88bed8c0d70b_mafia

    • Size

      10.4MB

    • MD5

      f93f3801be196209284d88bed8c0d70b

    • SHA1

      21e4996492e96ac8741405f3a75af90a3cc9bc37

    • SHA256

      628ccd4dbfe7d2d629dfa55028be82a83abc8708d0d21cd00609127dd719f49c

    • SHA512

      102ec908e9622d1ea43a5b5fff4ccc1c5c9851ca30d538bdd1f644fea2ed8dcd1a4d8a284bbf55e2f59706476f5ad3640e7a4f58d49191e3d611dcd7ee3a767b

    • SSDEEP

      6144:wLQ1p/2p5e+D2jFHO+iZoy6u9FlfrXEz9NQNQNQNQNQNQNQNQNQNQNQNQNQNQNQ1:lTYe+D2jFu+iZoUFhAz

    • 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