General

  • Target

    2025-01-28_55b2bf14613a4eaba102c56e35b48354_mafia

  • Size

    11.9MB

  • Sample

    250128-lga1yavldm

  • MD5

    55b2bf14613a4eaba102c56e35b48354

  • SHA1

    40e400f46bdc4dab10f8e8c98af32ffa8fab298e

  • SHA256

    65746616ce1a98e6c66240aed7eafafc1b00d11b8abbee7dc6adcc8d36d8aebf

  • SHA512

    ea8882e8bf71935d65c5313ebad2ae2a8cb48dd32c5b816bf622879c7b33aa391f93eadf8d02113e2d6feba8d1cb9572c24c2170f08bffc291537b650385576f

  • SSDEEP

    3072:HLBgXOXcdW8tar7vGdq8c7YMl2b8anmMXnb58XuDP9het3Zv1oSW1za2E+w5C2/G:eOMdRQr7OB0ypmMXnl8XEPM3noSWOCf

Malware Config

Extracted

Family

tofsee

C2

43.231.4.7

lazystax.ru

Targets

    • Target

      2025-01-28_55b2bf14613a4eaba102c56e35b48354_mafia

    • Size

      11.9MB

    • MD5

      55b2bf14613a4eaba102c56e35b48354

    • SHA1

      40e400f46bdc4dab10f8e8c98af32ffa8fab298e

    • SHA256

      65746616ce1a98e6c66240aed7eafafc1b00d11b8abbee7dc6adcc8d36d8aebf

    • SHA512

      ea8882e8bf71935d65c5313ebad2ae2a8cb48dd32c5b816bf622879c7b33aa391f93eadf8d02113e2d6feba8d1cb9572c24c2170f08bffc291537b650385576f

    • SSDEEP

      3072:HLBgXOXcdW8tar7vGdq8c7YMl2b8anmMXnb58XuDP9het3Zv1oSW1za2E+w5C2/G:eOMdRQr7OB0ypmMXnl8XEPM3noSWOCf

    • 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