Analysis

  • max time kernel
    150s
  • max time network
    125s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260911-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    15/10/2026, 23:33

General

  • Target
    jaffacakes118_Trojan.Win32.Agent.qwjctl.exe
  • Size 848KB
  • Sample261015-3kam1sys8p
  • SHA256 5611ebe7c1fa758a26c82a9932707548bfdd8c6cbaebba77c500ba79f356c478
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
5/10

Malware Config

Signatures

  • Drops file in System32 directory 4 IoCs
  • UPX packed file 3 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 5 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Reads the TCP/IP host and domain name from the registry 1 TTPs 4 IoCs

    The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.

  • System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Modifies registry class 64 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\jaffacakes118_Trojan.Win32.Agent.qwjctl.exe
    "C:\Users\Admin\AppData\Local\Temp\jaffacakes118_Trojan.Win32.Agent.qwjctl.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:4980
    • C:\Users\Admin\AppData\Local\Temp\_ir_sf_temp_0\irsetup.exe
      "C:\Users\Admin\AppData\Local\Temp\_ir_sf_temp_0\irsetup.exe" __IRAOFF:662050 "__IRAFN:C:\Users\Admin\AppData\Local\Temp\jaffacakes118_Trojan.Win32.Agent.qwjctl.exe" "__IRCT:2" "__IRTSS:0" "__IRSID:S-1-5-21-650287814-2715975232-1279715623-1000"
      2⤵
      • Drops file in System32 directory
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Modifies registry class
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2652
      • C:\Users\Admin\AppData\Roaming\DreamTong\SmartService\Common\Uninstall\Uninstaller.exe
        C:\Users\Admin\AppData\Roaming\DreamTong\SmartService\Common\Uninstall\Uninstaller.exe
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Reads the TCP/IP host and domain name from the registry
        • System Location Discovery: System Language Discovery
        • Modifies registry class
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:2132
        • C:\Users\Admin\AppData\Local\Temp\Uninstaller.exe
          C:\Users\Admin\AppData\Local\Temp\Uninstaller.exe
          4⤵
          • Executes dropped EXE
          • Loads dropped DLL
          • Reads the TCP/IP host and domain name from the registry
          • System Location Discovery: System Language Discovery
          • Suspicious use of SetWindowsHookEx
          PID:3160

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        irsetup.exe

        • Path C:\Users\Admin\AppData\Local\Temp\_ir_sf_temp_0\irsetup.exe
        • Size 566KB
        • SHA256 a7818c1e0dad1cbba4d17809688887adeeafe940a3cb53a6aeabdfcd196f7258
        • MD5 SHA1 SHA512 SSDEEP TLSH

        Uninstaller.exe

        • Path C:\Users\Admin\AppData\Roaming\DreamTong\SmartService\Common\Uninstall\Uninstaller.exe
        • Size 105KB
        • SHA256 ae2b285ce6b791fc7b0b01e923db298cb53b43e646a7f34bf1c8c79c94cfc0d2
        • MD5 SHA1 SHA512 SSDEEP TLSH

        MSINET.OCX

        • Path C:\Windows\SysWOW64\MSINET.OCX
        • Size 129KB
        • SHA256 e55627932120be87c7950383a75a5712b0ff2c00b8d18169195ad35bc2502fc2
        • MD5 SHA1 SHA512 SSDEEP TLSH

        vb6ko.dll

        • Path C:\Windows\SysWOW64\vb6ko.dll
        • Size 99KB
        • SHA256 52b64e2bfc9ee0b807f2095726ace9e911bcd907054ac15686a4e7d2fd4dc751
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/2652-9-0x0000000000400000-0x0000000000581000-memory.dmp

        memory/2652-10-0x0000000000580000-0x0000000000581000-memory.dmp

        memory/2652-30-0x0000000000400000-0x0000000000581000-memory.dmp