General

  • Target

    2025-01-22_77bf4a605135e1410892564c7dc6c293_mafia

  • Size

    10.5MB

  • Sample

    250122-x849mssnep

  • MD5

    77bf4a605135e1410892564c7dc6c293

  • SHA1

    a4848d7ac219fa7c6b5dbc63a189069feb0c0cec

  • SHA256

    0091df4f1cff51f1d1e44073aeaeb258e041dd1ec33729eb6830fb423518056f

  • SHA512

    65beabe3eae6fa2df5dc1c79830ddc9485996949f501f12bc12b35589913bd276e10498d861303939705b03778ea25c9e6c0549f6ab38482a6b4605817a6146d

  • SSDEEP

    3072:lLBgXOXcdW8tar7vGdq8c7YMl2b8anmMXnb58XuDP9het3Zv1oSW1za2E+w5C2/Y:IOMdRQr7OB0ypmMXnl8XEPM3noSWOC

Malware Config

Extracted

Family

tofsee

C2

43.231.4.7

lazystax.ru

Targets

    • Target

      2025-01-22_77bf4a605135e1410892564c7dc6c293_mafia

    • Size

      10.5MB

    • MD5

      77bf4a605135e1410892564c7dc6c293

    • SHA1

      a4848d7ac219fa7c6b5dbc63a189069feb0c0cec

    • SHA256

      0091df4f1cff51f1d1e44073aeaeb258e041dd1ec33729eb6830fb423518056f

    • SHA512

      65beabe3eae6fa2df5dc1c79830ddc9485996949f501f12bc12b35589913bd276e10498d861303939705b03778ea25c9e6c0549f6ab38482a6b4605817a6146d

    • SSDEEP

      3072:lLBgXOXcdW8tar7vGdq8c7YMl2b8anmMXnb58XuDP9het3Zv1oSW1za2E+w5C2/Y:IOMdRQr7OB0ypmMXnl8XEPM3noSWOC

    • 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