General

  • Target

    2025-01-15_bcf405aa2a91aae311e9a0d51a2014ac_mafia

  • Size

    10.9MB

  • Sample

    250115-bltnqswjcy

  • MD5

    bcf405aa2a91aae311e9a0d51a2014ac

  • SHA1

    bb5db982955a4a866d638c2787a2f54e50a9c59e

  • SHA256

    c51d1bc621dc0db87e6aaaf6b6a51cd1a941ed42b932031d7fad7c0ceea5f8d9

  • SHA512

    39a17d671c980468789c7b87e242f580e593adc1e380bd328338f00ac43178ba58c54eb3b192019a0d840ed83440aa787a621a90218613f159fe4e2204356c81

  • SSDEEP

    49152:dLFuiE888888888888888888888888888888888888888888888888888888888E:dLM

Malware Config

Extracted

Family

tofsee

C2

43.231.4.7

lazystax.ru

Targets

    • Target

      2025-01-15_bcf405aa2a91aae311e9a0d51a2014ac_mafia

    • Size

      10.9MB

    • MD5

      bcf405aa2a91aae311e9a0d51a2014ac

    • SHA1

      bb5db982955a4a866d638c2787a2f54e50a9c59e

    • SHA256

      c51d1bc621dc0db87e6aaaf6b6a51cd1a941ed42b932031d7fad7c0ceea5f8d9

    • SHA512

      39a17d671c980468789c7b87e242f580e593adc1e380bd328338f00ac43178ba58c54eb3b192019a0d840ed83440aa787a621a90218613f159fe4e2204356c81

    • SSDEEP

      49152:dLFuiE888888888888888888888888888888888888888888888888888888888E:dLM

    • 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