General

  • Target

    2025-01-22_898f8b76a4b79853b2483f0d96d55db8_mafia

  • Size

    14.4MB

  • Sample

    250122-yddzmssjbs

  • MD5

    898f8b76a4b79853b2483f0d96d55db8

  • SHA1

    18d283e2c9076d72a2f218517d83aedf04ca031f

  • SHA256

    764de042f5f83bc6e5b7f9e4843b783a4e1aebe7e0d9bc4a3eb6ae9f849607f0

  • SHA512

    bda64aa2d29ca562d5fcb4b164a42f989b6dbad288b93c979d54f6b96c9db7cf8ee4e7b9222f74100d000ba47e63ae4119c9bddf3bfe711539e93510fe996c4e

  • SSDEEP

    49152:KqE0YKr3fYPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPP:KqtYc3

Malware Config

Extracted

Family

tofsee

C2

43.231.4.7

lazystax.ru

Targets

    • Target

      2025-01-22_898f8b76a4b79853b2483f0d96d55db8_mafia

    • Size

      14.4MB

    • MD5

      898f8b76a4b79853b2483f0d96d55db8

    • SHA1

      18d283e2c9076d72a2f218517d83aedf04ca031f

    • SHA256

      764de042f5f83bc6e5b7f9e4843b783a4e1aebe7e0d9bc4a3eb6ae9f849607f0

    • SHA512

      bda64aa2d29ca562d5fcb4b164a42f989b6dbad288b93c979d54f6b96c9db7cf8ee4e7b9222f74100d000ba47e63ae4119c9bddf3bfe711539e93510fe996c4e

    • SSDEEP

      49152:KqE0YKr3fYPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPP:KqtYc3

    • 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