General

  • Target

    2025-01-10_bca290cedf0f3ff0b6fcdadb8b561871_mafia

  • Size

    236KB

  • Sample

    250110-stn7na1jgj

  • MD5

    bca290cedf0f3ff0b6fcdadb8b561871

  • SHA1

    89efca3114eab03cd160d3dc31c69a29980fc944

  • SHA256

    170e8cb3e4e81ef1e10adbd13e8172334a6ad1f62d7f64b2eb00688eee2abd53

  • SHA512

    cc4d41c3ceffe57a927300a84b022aa9df8dd43ed46f5aafbef17a0a82e91543271ec0eb16da7385ed581a45b899ccff0ddb1c2998c87d72fe5fb2c7c295cda0

  • SSDEEP

    3072:3RaPw6Jy/NyTEIzkzCrcUE1LxCcdtP40NL0aOFL6GpCKIOBvgY21KSt08NUj0DC/:ew68NpzxddVpKV6G7VgRqQdQ

Malware Config

Extracted

Family

tofsee

C2

43.231.4.7

lazystax.ru

Targets

    • Target

      2025-01-10_bca290cedf0f3ff0b6fcdadb8b561871_mafia

    • Size

      236KB

    • MD5

      bca290cedf0f3ff0b6fcdadb8b561871

    • SHA1

      89efca3114eab03cd160d3dc31c69a29980fc944

    • SHA256

      170e8cb3e4e81ef1e10adbd13e8172334a6ad1f62d7f64b2eb00688eee2abd53

    • SHA512

      cc4d41c3ceffe57a927300a84b022aa9df8dd43ed46f5aafbef17a0a82e91543271ec0eb16da7385ed581a45b899ccff0ddb1c2998c87d72fe5fb2c7c295cda0

    • SSDEEP

      3072:3RaPw6Jy/NyTEIzkzCrcUE1LxCcdtP40NL0aOFL6GpCKIOBvgY21KSt08NUj0DC/:ew68NpzxddVpKV6G7VgRqQdQ

    • 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