General

  • Target

    2025-02-03_57d27b6113c97e0701143f9b74c6b251_mafia

  • Size

    13.7MB

  • Sample

    250203-zv677avnfm

  • MD5

    57d27b6113c97e0701143f9b74c6b251

  • SHA1

    0b1e6f6725283c90b092f0407c1b26a8d06b7327

  • SHA256

    65744d1fc2a6e583258dd9134447c94053c2fc875058b4e98e7c3b562b5597cb

  • SHA512

    f519efd94de05de0186191ed54a9ea3876ca2ae81431b5aafc675a5ece29d3bb87a7afcdb418cf750142d3aaa89a3903f84a2a74827c961d6ae4661e4c642acd

  • SSDEEP

    3072:zLBgXOXcdW8tar7vGdq8c7YMl2b8anmMXnb58XuDP9het3Zv1oSW1za2E+w5C2/Y:6OMdRQr7OB0ypmMXnl8XEPM3noSWOC

Malware Config

Extracted

Family

tofsee

C2

43.231.4.7

lazystax.ru

Targets

    • Target

      2025-02-03_57d27b6113c97e0701143f9b74c6b251_mafia

    • Size

      13.7MB

    • MD5

      57d27b6113c97e0701143f9b74c6b251

    • SHA1

      0b1e6f6725283c90b092f0407c1b26a8d06b7327

    • SHA256

      65744d1fc2a6e583258dd9134447c94053c2fc875058b4e98e7c3b562b5597cb

    • SHA512

      f519efd94de05de0186191ed54a9ea3876ca2ae81431b5aafc675a5ece29d3bb87a7afcdb418cf750142d3aaa89a3903f84a2a74827c961d6ae4661e4c642acd

    • 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)

    • 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