General

  • Target
    2026-08-18_206e0fbf0ff2529ae678f6d723dca5f9_amadey_elex_njrat_rhadamanthys_smoke-loader_stealc_stop_tofsee
  • Size 12.0MB
  • Sample260818-ft93xaem91
  • SHA256 f8bb602cd4f981b2cf69988480592f9cfef1b822873aaa40e9602ea9c12b8427
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • tofsee

C2
  • vanaheim.cn

  • jotunheim.name

Targets

    • Target
      2026-08-18_206e0fbf0ff2529ae678f6d723dca5f9_amadey_elex_njrat_rhadamanthys_smoke-loader_stealc_stop_tofsee
    • Size 12.0MB
    • SHA256 f8bb602cd4f981b2cf69988480592f9cfef1b822873aaa40e9602ea9c12b8427
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Family: Tofsee

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

    • Windows security bypass

    • Modifies Windows Firewall

    • Sets service image path in registry

      This determines the executable launched when a service starts. It can be used to establish persistence.

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Creates new service(s)

    • Deletes itself

    • Executes dropped EXE

    • Stops running service(s)

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v16

Tasks