General

  • Target
    2026-07-31_34374987977df6f217154242b1566a50_amadey_elex_remcos_smoke-loader
  • Size 10.3MB
  • Sample260731-xd41dsem6s
  • SHA256 6ef63158e5bd1d1c10729f312a724516ec1b743f6af62b70ccfe4222b5b812ed
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • tofsee

C2
  • quadoil.ru

  • lakeflex.ru

Targets

    • Target
      2026-07-31_34374987977df6f217154242b1566a50_amadey_elex_remcos_smoke-loader
    • Size 10.3MB
    • SHA256 6ef63158e5bd1d1c10729f312a724516ec1b743f6af62b70ccfe4222b5b812ed
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Family: Tofsee

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

    • 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

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v16

Tasks