General

  • Target
    August20Due20invoives20payment20advice20250826YHUJ.js
  • Size 5.4MB
  • Sample260827-ltwheaseqh
  • SHA256 c35b38ddab1c5d4da4a94baaf3b845e4d35f01f9522f1df8d7e8bbd8990ee8c2
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Targets

    • Target
      August20Due20invoives20payment20advice20250826YHUJ.js
    • Size 5.4MB
    • SHA256 c35b38ddab1c5d4da4a94baaf3b845e4d35f01f9522f1df8d7e8bbd8990ee8c2
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Detects DonutLoader

    • Family: DonutLoader

      DonutLoader is a position-independent code that enables in-memory execution of VBScript, JScript, EXE, DLL files and dotNET assemblies.

    • Family: Remcos

      Remcos is a closed-source remote control and surveillance software.

    • Suricata alert: REMCOS RAT Malware Inbound C2 Communication

      Network activity triggered a Suricata alert

    • Suricata alert: REMCOS RAT Malware Outbound C2 Communication

      Network activity triggered a Suricata alert

    • Checks computer location settings

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

    • Executes dropped EXE

MITRE ATT&CK Enterprise v16

Tasks