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General

  • Target

    2025-02-13_4d509ac17c736d03d2f2e657d4088d12_mafia

  • Size

    13.6MB

  • Sample

    250213-3ajsyaxpa1

  • MD5

    4d509ac17c736d03d2f2e657d4088d12

  • SHA1

    817a43bbbb578ce7648ecb58b91272a9850619ed

  • SHA256

    7f3dd1155932d0c2fc3f916c86be0b5fd310f1cbcc313af19971e8fe90a1acbd

  • SHA512

    d3c79b4242728bf2109d1f8e3b6ee6691a901d1ed9c39543cc09dee6121a58e33930944af379c9859bddd5d8651f4e7d6e4225b90f8b78f800523611760616a5

  • SSDEEP

    393216:IXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXL:k

Malware Config

Extracted

Family

tofsee

C2

43.231.4.7

lazystax.ru

Targets

    • Target

      2025-02-13_4d509ac17c736d03d2f2e657d4088d12_mafia

    • Size

      13.6MB

    • MD5

      4d509ac17c736d03d2f2e657d4088d12

    • SHA1

      817a43bbbb578ce7648ecb58b91272a9850619ed

    • SHA256

      7f3dd1155932d0c2fc3f916c86be0b5fd310f1cbcc313af19971e8fe90a1acbd

    • SHA512

      d3c79b4242728bf2109d1f8e3b6ee6691a901d1ed9c39543cc09dee6121a58e33930944af379c9859bddd5d8651f4e7d6e4225b90f8b78f800523611760616a5

    • SSDEEP

      393216:IXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXL:k

    • Tofsee

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

    • Tofsee family

    • Windows security bypass

    • Creates new service(s)

    • Downloads MZ/PE file

    • 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

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks