Analysis

  • max time kernel
    150s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    09/08/2026, 23:55

General

  • Target
    E0D1751CC03E266E5C44CA729DB16D6E.exe
  • Size 1.1MB
  • Sample260809-3ynrssfn8s
  • SHA256 1cd822b584795da0981798fd11958635deaccc72b50ba2a6c3e9981fa4f94c29
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Modifies Windows Defender DisableAntiSpyware settings 3 TTPs 1 IoCs
  • Modifies Windows Defender Real-time Protection settings 3 TTPs 4 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Creates a file in the Startup directory 1 TTPs 1 IoCs

    A file was written to a Windows startup folder. Files in these directories are executed automatically when a user logs on or an application initializes.

  • Executes dropped EXE 1 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • AutoIT Executable 11 IoCs

    AutoIT scripts compiled to PE executables.

  • Executes a VBScript file via the Windows Script Host. 1 TTPs 1 IoCs
  • UPX packed file 14 IoCs

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

  • Enumerates physical storage devices 1 TTPs

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

  • Executes a command shell one-liner 1 TTPs 1 IoCs

    Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.

  • System Location Discovery: System Language Discovery 1 TTPs 6 IoCs

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

  • Modifies registry class 1 IoCs
  • NTFS ADS 3 IoCs
  • Runs .reg file with regedit 1 IoCs
  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\E0D1751CC03E266E5C44CA729DB16D6E.exe
    "C:\Users\Admin\AppData\Local\Temp\E0D1751CC03E266E5C44CA729DB16D6E.exe"
    1⤵
    • Checks computer location settings
    • Creates a file in the Startup directory
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Modifies registry class
    • NTFS ADS
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of WriteProcessMemory
    PID:3336
    • C:\Windows\SysWOW64\regedit.exe
      "regedit.exe" "C:\Users\Admin\AppData\Local\Temp\LOTLSJ.reg"
      2⤵
      • Modifies Windows Defender DisableAntiSpyware settings
      • Modifies Windows Defender Real-time Protection settings
      • System Location Discovery: System Language Discovery
      • Runs .reg file with regedit
      PID:4328
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c schtasks /create /tn JCHLLN.exe /tr C:\Users\Admin\AppData\Roaming\Windata\Task Manager.exe /sc minute /mo 1
      2⤵
      • Executes a command shell one-liner
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:4692
      • C:\Windows\SysWOW64\schtasks.exe
        schtasks /create /tn JCHLLN.exe /tr C:\Users\Admin\AppData\Roaming\Windata\Task Manager.exe /sc minute /mo 1
        3⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:1652
    • C:\Windows\SysWOW64\WSCript.exe
      WSCript C:\Users\Admin\AppData\Local\Temp\JCHLLN.vbs
      2⤵
      • Executes a VBScript file via the Windows Script Host.
      • System Location Discovery: System Language Discovery
      PID:4188
  • C:\Users\Admin\AppData\Roaming\Windata\Task Manager.exe
    "C:\Users\Admin\AppData\Roaming\Windata\Task Manager.exe"
    1⤵
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    PID:2544

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        JCHLLN.vbs

        • Path C:\Users\Admin\AppData\Local\Temp\JCHLLN.vbs
        • Size 884B
        • SHA256 04c7de3b1b48a88c0625b285b357e6a0fb463af91fe2e819e11ec4f228f0212b
        • MD5 SHA1 SHA512 TLSH

        LOTLSJ.reg

        • Path C:\Users\Admin\AppData\Local\Temp\LOTLSJ.reg
        • Size 720B
        • SHA256 d8fa294b9e90b910d882ae0aae7890c4c41df6e99ff0a62e6f3b14e95b7464dd
        • MD5 SHA1 SHA512 TLSH

        Task Manager.exe

        • Path C:\Users\Admin\AppData\Roaming\Windata\Task Manager.exe
        • Size 1.1MB
        • SHA256 1cd822b584795da0981798fd11958635deaccc72b50ba2a6c3e9981fa4f94c29
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/2544-14-0x00000000005D0000-0x0000000000848000-memory.dmp

        memory/2544-16-0x00000000005D0000-0x0000000000848000-memory.dmp

        memory/3336-20-0x0000000000590000-0x0000000000808000-memory.dmp

        memory/3336-17-0x0000000000590000-0x0000000000808000-memory.dmp

        memory/3336-19-0x0000000000590000-0x0000000000808000-memory.dmp

        memory/3336-0-0x0000000000590000-0x0000000000808000-memory.dmp

        memory/3336-22-0x0000000000590000-0x0000000000808000-memory.dmp

        memory/3336-23-0x0000000000590000-0x0000000000808000-memory.dmp

        memory/3336-26-0x0000000000590000-0x0000000000808000-memory.dmp

        memory/3336-29-0x0000000000590000-0x0000000000808000-memory.dmp

        memory/3336-30-0x0000000000590000-0x0000000000808000-memory.dmp

        memory/3336-32-0x0000000000590000-0x0000000000808000-memory.dmp

        memory/3336-33-0x0000000000590000-0x0000000000808000-memory.dmp