General

  • Target

    2025-02-01_345d5622052f8b631231e989b5c85efd_mafia

  • Size

    12.1MB

  • Sample

    250201-ytb5zszlcp

  • MD5

    345d5622052f8b631231e989b5c85efd

  • SHA1

    e90c3bd6d1a5ad151007256374a9fce44ce77c37

  • SHA256

    10f5f76b6fce2de585f0ee72990c0d4eeb065c0dcbc13b20c7205abbd4acb0c7

  • SHA512

    b2af695e19f13313b30c5821076b6ef32c190ac242627f0be5e9d2d8673587ff32f79cf9257f31a4db2dbc3c7b03d649cbbb3fc20ebef88b70f38496084272c8

  • SSDEEP

    6144:aLQ1p/2p5e+D2jFHO+iZoy6u9FlfrXEz9NQNQNQNQNQNQNQNQNQNQNQNQNQNQNQI:bTYe+D2jFu+iZoUFhAz

Malware Config

Extracted

Family

tofsee

C2

43.231.4.7

lazystax.ru

Targets

    • Target

      2025-02-01_345d5622052f8b631231e989b5c85efd_mafia

    • Size

      12.1MB

    • MD5

      345d5622052f8b631231e989b5c85efd

    • SHA1

      e90c3bd6d1a5ad151007256374a9fce44ce77c37

    • SHA256

      10f5f76b6fce2de585f0ee72990c0d4eeb065c0dcbc13b20c7205abbd4acb0c7

    • SHA512

      b2af695e19f13313b30c5821076b6ef32c190ac242627f0be5e9d2d8673587ff32f79cf9257f31a4db2dbc3c7b03d649cbbb3fc20ebef88b70f38496084272c8

    • SSDEEP

      6144:aLQ1p/2p5e+D2jFHO+iZoy6u9FlfrXEz9NQNQNQNQNQNQNQNQNQNQNQNQNQNQNQI:bTYe+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