General

  • Target

    2025-02-03_f7b0719e0842ad06b11cea96fbbd8838_mafia

  • Size

    13.2MB

  • Sample

    250203-xe665szkcx

  • MD5

    f7b0719e0842ad06b11cea96fbbd8838

  • SHA1

    b36d370f676eade7df6fdaa09ff47346ae8e01b3

  • SHA256

    e476032fe0cba367b71fd6f1c888053cc057b1394afb08f061841ca057dfb074

  • SHA512

    8a08d81099173a283add47f0865a016e39d6b68545e1dd5c0be96957d47a8cdc18addd12b8592f030f8babb7640ef7f186a4af3cb6e4ec37c05cfb9fad9ed0db

  • SSDEEP

    6144:QLQ1p/2p5e+D2jFHO+iZoy6u9FlfrXEz9NQNQNQNQNQNQNQNQNQNQNQNQNQNQNQn:FTYe+D2jFu+iZoUFhAzG

Malware Config

Extracted

Family

tofsee

C2

43.231.4.7

lazystax.ru

Targets

    • Target

      2025-02-03_f7b0719e0842ad06b11cea96fbbd8838_mafia

    • Size

      13.2MB

    • MD5

      f7b0719e0842ad06b11cea96fbbd8838

    • SHA1

      b36d370f676eade7df6fdaa09ff47346ae8e01b3

    • SHA256

      e476032fe0cba367b71fd6f1c888053cc057b1394afb08f061841ca057dfb074

    • SHA512

      8a08d81099173a283add47f0865a016e39d6b68545e1dd5c0be96957d47a8cdc18addd12b8592f030f8babb7640ef7f186a4af3cb6e4ec37c05cfb9fad9ed0db

    • SSDEEP

      6144:QLQ1p/2p5e+D2jFHO+iZoy6u9FlfrXEz9NQNQNQNQNQNQNQNQNQNQNQNQNQNQNQn:FTYe+D2jFu+iZoUFhAzG

    • 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