General

  • Target
    5c35fea681df97b50e0d86afc84e626b
  • Size 10.7MB
  • Sample240115-frh7eahhfl
  • SHA256 3254b338c3d8a9ed898c84d8d69742d0564289eb6a8cbceb6a9de45a12e42d14
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • tofsee

C2
  • 43.231.4.7

  • lazystax.ru

Targets

    • Target
      5c35fea681df97b50e0d86afc84e626b
    • Size 10.7MB
    • SHA256 3254b338c3d8a9ed898c84d8d69742d0564289eb6a8cbceb6a9de45a12e42d14
    • MD5 SHA1 SHA512 SSDEEP
    • Tofsee

      Backdoor/botnet which carries out malicious activities based on commands from a C2 server.

    • 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