Overview

overview

10

Static

static

3

jtfcza.exe

windows10-2004-x64

10

jtfcza.exe

windows11-ltsc_2024-x64

10

Sharing

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General

  • Target
    jtfcza.exe
  • Size 3.2MB
  • Sample260720-fmaz8sfs7q
  • SHA256 c4cd06b5411fdaa899f94ca258b4f02f41bbde25539f391a6f33434b9992187b
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
siriusratpersistencerat

Malware Config

Targets

    • Target
      jtfcza.exe
    • Size 3.2MB
    • SHA256 c4cd06b5411fdaa899f94ca258b4f02f41bbde25539f391a6f33434b9992187b
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    10/10
    siriusratpersistencerat

    • Detects SiriusRAT

    • Family: SiriusRAT

      SiriusRAT is a Windows RAT written in C++ with HVNC, offline keylogging, and remote desktop capabilities.

      ratsiriusrat

    • Drops startup file

    • Executes dropped EXE

    • Adds Run key to start application

      persistence

    • Looks up external IP address via web service

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

    • SmartAssembly .NET packer

      Detects SmartAssembly .NET packer.

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Enterprise v16

Tasks