Overview

overview

8

Static

static

3

CorelLASER...02.exe

windows10-2004-x64

8

CorelLASER...02.exe

windows11-ltsc_2024-x64

8

CorelLASER...pk.dll

windows10-2004-x64

7

CorelLASER...pk.dll

windows11-ltsc_2024-x64

7

Analysis

  • max time kernel
    148s
  • max time network
    153s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    01/08/2026, 18:16

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General

  • Target
    CorelLASER 2018.02/CorelLASER 2018.02.exe
  • Size 1.9MB
  • Sample260801-wwj79sek21
  • SHA256 7d9080ad05cd58933f0e47070d8f7c9a6321130ca4e30db8be699a5e5e64f58e
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
8/10
discoveryinstaller

Malware Config

Signatures

  • Drops file in Drivers directory 5 IoCs
  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 2 IoCs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

    discovery
  • Drops file in System32 directory 27 IoCs
  • Drops file in Program Files directory 43 IoCs
  • Drops file in Windows directory 4 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

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

    discovery
  • Inno Setup is an open-source installation builder for Windows applications. 3 IoCs

    Inno Setup installer

    installer
  • Checks SCSI registry key(s) 3 TTPs 32 IoCs

    SCSI information is often read in order to detect sandboxing environments.

  • Modifies data under HKEY_USERS 41 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\CorelLASER 2018.02\CorelLASER 2018.02.exe
    "C:\Users\Admin\AppData\Local\Temp\CorelLASER 2018.02\CorelLASER 2018.02.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:3352
    • C:\Users\Admin\AppData\Local\Temp\is-7SMJM.tmp\CorelLASER 2018.02.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-7SMJM.tmp\CorelLASER 2018.02.tmp" /SL5="$50180,1560094,124928,C:\Users\Admin\AppData\Local\Temp\CorelLASER 2018.02\CorelLASER 2018.02.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in Program Files directory
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:4164
      • C:\Program Files (x86)\3WCAD\CorelLASER\Drivers\DRVSETUP64\DRVSETUP64.exe
        "C:\Program Files (x86)\3WCAD\CorelLASER\Drivers\DRVSETUP64\DRVSETUP64.exe" /SETUP/S
        3⤵
        • Drops file in Drivers directory
        • Executes dropped EXE
        • Drops file in System32 directory
        • Drops file in Windows directory
        • Checks SCSI registry key(s)
        • Suspicious use of AdjustPrivilegeToken
        PID:2744
  • C:\Windows\system32\DrvInst.exe
    DrvInst.exe "4" "0" "C:\Users\Admin\AppData\Local\Temp\{7062d208-508d-5449-95fb-d4be1e3d6643}\CH341WDM.INF" "9" "44a87b5e3" "00000000000000E0" "WinSta0\Default" "000000000000016C" "208" "C:\Program Files (x86)\3WCAD\CorelLASER\Drivers"
    1⤵
    • Drops file in System32 directory
    • Drops file in Windows directory
    • Checks SCSI registry key(s)
    • Modifies data under HKEY_USERS
    PID:1160

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        CH341DLL.DLL
        • Path C:\PROGRA~2\3WCAD\CORELL~1\Drivers\CH341DLL.DLL
        • Size 30KB
        • SHA256 48e025e8d4d3320b273b3a2f029fb33a877ea94ee0a2a7943ee181209fc412a2
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        CH341W64.SYS
        • Path C:\PROGRA~2\3WCAD\CORELL~1\Drivers\CH341W64.SYS
        • Size 30KB
        • SHA256 aed7640e2195f5a52e788844d38b08f906264d2e740bd362db76c241cbb27f7e
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        CH341WDM.CAT
        • Path C:\PROGRA~2\3WCAD\CORELL~1\Drivers\CH341WDM.CAT
        • Size 8KB
        • SHA256 1d25c1a1b550e94789cd9a7e3fa01c11b3c7b75737d1c0be1ac08626c76111fb
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        CorelLASER.exe
        • Path C:\Program Files (x86)\3WCAD\CorelLASER\CorelLASER.exe
        • Size 238KB
        • SHA256 20c00305d4a572ede4bc6930155cc2ab15ce59aee088b661203c7343eddb34cc
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        CH341WDM.INF
        • Path C:\Program Files (x86)\3WCAD\CorelLASER\Drivers\CH341WDM.INF
        • Size 5KB
        • SHA256 466d05703a3cd24c9a4c7e7329a46205543d342474d80384894fe7748d53556d
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        DRVSETUP64.exe
        • Path C:\Program Files (x86)\3WCAD\CorelLASER\Drivers\DRVSETUP64\DRVSETUP64.exe
        • Size 35KB
        • SHA256 380c1e87b28e5416b88a049d3667f52cf3862cc627fc41604b4b269a5bb99972
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        CorelLASER 2018.02.tmp
        • Path C:\Users\Admin\AppData\Local\Temp\is-7SMJM.tmp\CorelLASER 2018.02.tmp
        • Size 1.1MB
        • SHA256 a896720aa59c1a8a1766b34ccbace605603e8a8e28b7ddaa9ce2f609f5e8b0b7
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        DrvSetup.dll
        • Path C:\Users\Admin\AppData\Local\Temp\is-PS6CI.tmp\DrvSetup.dll
        • Size 22KB
        • SHA256 00584c50f6887f79bf5e1f0c0876d995530377669f8b50b281dec7a5807ee58a
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        ch341wdm.inf_amd64_62a01ed33b9921fb.ini
        • Path C:\Windows\System32\DriverStore\FileRepository\ch341wdm.inf_amd64_62a01ed33b9921fb.ini
        • Size 533B
        • SHA256 e37fa897eb5282a0bcd749ddfb832a075afbb8f79493f341c0568f531ee13d1c
        • MD5 SHA1 SHA512 TLSH
        Submit Download

        memory/3352-111-0x0000000000400000-0x0000000000428000-memory.dmp
        Download

        memory/3352-18-0x0000000000400000-0x0000000000428000-memory.dmp
        Download

        memory/3352-0-0x0000000000400000-0x0000000000428000-memory.dmp
        Download

        memory/4164-21-0x0000000002450000-0x0000000002451000-memory.dmp
        Download

        memory/4164-26-0x0000000000400000-0x000000000052B000-memory.dmp
        Download

        memory/4164-24-0x0000000003C40000-0x0000000003C4E000-memory.dmp
        Download

        memory/4164-23-0x0000000000400000-0x000000000052B000-memory.dmp
        Download

        memory/4164-19-0x0000000000400000-0x000000000052B000-memory.dmp
        Download

        memory/4164-20-0x0000000003C40000-0x0000000003C4E000-memory.dmp
        Download

        memory/4164-109-0x0000000000400000-0x000000000052B000-memory.dmp
        Download

        memory/4164-110-0x0000000000400000-0x000000000052B000-memory.dmp
        Download

        memory/4164-7-0x0000000002450000-0x0000000002451000-memory.dmp
        Download