General

  • Target

    20240903ac20eaa882bf941cebe29670759c588emafia

  • Size

    11.6MB

  • Sample

    240903-q247qszbmb

  • MD5

    ac20eaa882bf941cebe29670759c588e

  • SHA1

    1811b68bbcdf114ed21fd6d50a4cafc1a15f11c1

  • SHA256

    ca525fe8bf95a32af296ac08e7a99b76bb7e06cb55e40d66ebff0228c9cb2186

  • SHA512

    defed9cd1f093a3b9d409446650b252fbbf36aed248358b256dc1c8150f92db7f2084d1618f06f5d6de0509daea443835c74a771b2d142705ac6919eadef325b

  • SSDEEP

    6144:D+rWO2zeSPDjMXMH7Ll4aFpWVqIwUAP97GEwHrG2+e1x2:D+r1IeSXMXc7LlxWV4Ug97GZ+ej

Malware Config

Extracted

Family

tofsee

C2

43.231.4.7

lazystax.ru

Targets

    • Target

      20240903ac20eaa882bf941cebe29670759c588emafia

    • Size

      11.6MB

    • MD5

      ac20eaa882bf941cebe29670759c588e

    • SHA1

      1811b68bbcdf114ed21fd6d50a4cafc1a15f11c1

    • SHA256

      ca525fe8bf95a32af296ac08e7a99b76bb7e06cb55e40d66ebff0228c9cb2186

    • SHA512

      defed9cd1f093a3b9d409446650b252fbbf36aed248358b256dc1c8150f92db7f2084d1618f06f5d6de0509daea443835c74a771b2d142705ac6919eadef325b

    • SSDEEP

      6144:D+rWO2zeSPDjMXMH7Ll4aFpWVqIwUAP97GEwHrG2+e1x2:D+r1IeSXMXc7LlxWV4Ug97GZ+ej

    • Tofsee

      Backdoor/botnet which carries out malicious activities based on commands from a C2 server.

    • 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