General

  • Target

    2025-02-07_424a707fc12c3f43b9e536f3c6b1690d_mafia

  • Size

    10.4MB

  • Sample

    250207-zsm2jaxjfw

  • MD5

    424a707fc12c3f43b9e536f3c6b1690d

  • SHA1

    402e3393e6df609c5640da49290dbd415bbbc791

  • SHA256

    48e7b778ae9117667ac84d55b7b88ff40ba977f1627c12bc4d79fbe8b9143eaa

  • SHA512

    fddb96c53a01dfe8389a09dd399f98096f578ee50df1794e96c10533c7350000ce9f99cbf49d4f7a8d14f2b57e2bba5c89b83b30af6e16065d62d89f72ae059d

  • SSDEEP

    3072:zLBgXOXcdW8tar7vGdq8c7YMl2b8anmMXnb58XuDP9het3Zv1oSW1za2E+w5C2/Y:6OMdRQr7OB0ypmMXnl8XEPM3noSWOC

Malware Config

Extracted

Family

tofsee

C2

43.231.4.7

lazystax.ru

Targets

    • Target

      2025-02-07_424a707fc12c3f43b9e536f3c6b1690d_mafia

    • Size

      10.4MB

    • MD5

      424a707fc12c3f43b9e536f3c6b1690d

    • SHA1

      402e3393e6df609c5640da49290dbd415bbbc791

    • SHA256

      48e7b778ae9117667ac84d55b7b88ff40ba977f1627c12bc4d79fbe8b9143eaa

    • SHA512

      fddb96c53a01dfe8389a09dd399f98096f578ee50df1794e96c10533c7350000ce9f99cbf49d4f7a8d14f2b57e2bba5c89b83b30af6e16065d62d89f72ae059d

    • SSDEEP

      3072:zLBgXOXcdW8tar7vGdq8c7YMl2b8anmMXnb58XuDP9het3Zv1oSW1za2E+w5C2/Y:6OMdRQr7OB0ypmMXnl8XEPM3noSWOC

    • 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

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks