General

  • Target

    2025-01-27_92661afbd99d23847a0d397ed66ef9f6_mafia

  • Size

    15.0MB

  • Sample

    250127-xc7d5a1mcv

  • MD5

    92661afbd99d23847a0d397ed66ef9f6

  • SHA1

    0e788a3d9d87ee64e56f4f8c90de78e6cbf9b54f

  • SHA256

    0bb8c786641edd50ada305f84b274007bc53fbfd4fe1ffc25d88d5aa8c36776b

  • SHA512

    5f4a15394a8905838b129554cac1cfc83dcd164fdd68e2ab010cedb9a087bf0ffd0a5a192a30e63f3fb7a9bf27b740e551ee8d76b568b7b3ba2412170fffb55d

  • SSDEEP

    24576:fEfmTNIkv/ZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZb:cfot

Malware Config

Extracted

Family

tofsee

C2

43.231.4.7

lazystax.ru

Targets

    • Target

      2025-01-27_92661afbd99d23847a0d397ed66ef9f6_mafia

    • Size

      15.0MB

    • MD5

      92661afbd99d23847a0d397ed66ef9f6

    • SHA1

      0e788a3d9d87ee64e56f4f8c90de78e6cbf9b54f

    • SHA256

      0bb8c786641edd50ada305f84b274007bc53fbfd4fe1ffc25d88d5aa8c36776b

    • SHA512

      5f4a15394a8905838b129554cac1cfc83dcd164fdd68e2ab010cedb9a087bf0ffd0a5a192a30e63f3fb7a9bf27b740e551ee8d76b568b7b3ba2412170fffb55d

    • SSDEEP

      24576:fEfmTNIkv/ZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZb:cfot

    • 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