Overview

overview

8

Static

static

3

MeowNetLau...up.exe

windows10-2004-x64

7

MeowNetLau...up.exe

windows11-ltsc_2024-x64

8

Analysis

  • user interaction
    yes
  • max time kernel
    899s
  • max time network
    886s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260911-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    02/11/2026, 04:38

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General

  • Target
    MeowNetLauncher-win-Setup.exe
  • Size 12.6MB
  • Sample261102-e9kyaasw6p
  • SHA256 ec35ea6dabcfcab838d17879b631c162f800c34eb3fc57b9cefad040ea52fb69
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
8/10
adwarediscoverypersistenceransomwarespyware

Malware Config

Signatures

  • Boot or Logon Autostart Execution: Active Setup 2 TTPs 1 IoCs

    Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

    persistence
  • Executes dropped EXE 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
  • Enumerates connected drives 3 TTPs 2 IoCs

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

  • 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 2 IoCs

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

    discovery
  • Checks SCSI registry key(s) 3 TTPs 62 IoCs

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

  • Modifies Internet Explorer settings 1 TTPs 1 IoCs
    adwarespyware
  • Modifies registry class 38 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 44 IoCs
  • Suspicious use of FindShellTrayWindow 51 IoCs
  • Suspicious use of SendNotifyMessage 42 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

    persistence
  • Uses Volume Shadow Copy WMI provider

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

    ransomware
  • Uses Volume Shadow Copy service COM API

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

    ransomware

Processes

  • C:\Users\Admin\AppData\Local\Temp\MeowNetLauncher-win-Setup.exe
    "C:\Users\Admin\AppData\Local\Temp\MeowNetLauncher-win-Setup.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:4760
    • C:\Users\Admin\AppData\Local\MeowNetLauncher\current\MeowNetLauncher.exe
      "C:\Users\Admin\AppData\Local\MeowNetLauncher\current\MeowNetLauncher.exe" --veloapp-install 1.6.3
      2⤵
      • Executes dropped EXE
      PID:1888
    • C:\Users\Admin\AppData\Local\MeowNetLauncher\current\MeowNetLauncher.exe
      "C:\Users\Admin\AppData\Local\MeowNetLauncher\current\MeowNetLauncher.exe"
      2⤵
      • Executes dropped EXE
      • Reads the TCP/IP host and domain name from the registry
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of SetWindowsHookEx
      PID:5344
  • C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k GPSvcGroup
    1⤵
      PID:3000
    • C:\Windows\system32\sihost.exe
      sihost.exe
      1⤵
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:4828
      • C:\Windows\explorer.exe
        explorer.exe /LOADSAVEDWINDOWS
        2⤵
        • Boot or Logon Autostart Execution: Active Setup
        • Enumerates connected drives
        • Checks SCSI registry key(s)
        • Modifies Internet Explorer settings
        • Modifies registry class
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SendNotifyMessage
        • Suspicious use of SetWindowsHookEx
        PID:2864
    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
      1⤵
      • Modifies registry class
      • Suspicious use of SetWindowsHookEx
      PID:4536
    • C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\SearchHost.exe
      "C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\SearchHost.exe" -ServerName:CortanaUI.AppXstmwaab17q5s3y22tp6apqz7a45vwv65.mca
      1⤵
      • Modifies registry class
      • Suspicious use of SetWindowsHookEx
      PID:5048
    • C:\Windows\System32\SecurityHealthHost.exe
      \\?\C:\Windows\System32\SecurityHealthHost.exe {08728914-3F57-4D52-9E31-49DAECA5A80A} -Embedding
      1⤵
        PID:4124

      Network

            MITRE ATT&CK Enterprise v16

            Replay Monitor

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            Downloads

            Update.exe
            • Path C:\Users\Admin\AppData\Local\MeowNetLauncher\Update.exe
            • Size 3.8MB
            • SHA256 d793d3156a062e5b1afecc8846eb4e1d4a69c8ee7ab9f92b1868c28ad1319bff
            • MD5 SHA1 SHA512 SSDEEP TLSH
            Submit Download

            MeowNetLauncher.exe
            • Path C:\Users\Admin\AppData\Local\MeowNetLauncher\current\MeowNetLauncher.exe
            • Size 5.1MB
            • SHA256 b35468226a52adbb4139878d04f9fc8271026836c51c9cd7468b3414ad128198
            • MD5 SHA1 SHA512 SSDEEP TLSH
            Submit Download

            sq.version
            • Path C:\Users\Admin\AppData\Local\MeowNetLauncher\current\sq.version
            • Size 515B
            • SHA256 5bbeef2c57d63d59757806862e4f07f104d8096012530699b08e7973af3d045c
            • MD5 SHA1 SHA512 TLSH
            Submit Download

            MeowNetLauncher-1.6.3-full.nupkg
            • Path C:\Users\Admin\AppData\Local\MeowNetLauncher\packages\MeowNetLauncher-1.6.3-full.nupkg
            • Size 5.4MB
            • SHA256 d4c90fc283b66015c2e2d369196df8ff47fce94eece1c46aa7fe9b1f80e9cb3e
            • MD5 SHA1 SHA512 SSDEEP TLSH
            Submit Download

            prep_Activatable Class_Hermes_perf.cache
            • Path C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\TempState\prep_Activatable Class_Hermes_perf.cache
            • Size 603B
            • SHA256 b346273b0f3e13afaa9f07d97248343c45a667a5e097d1198a449a4de187aebb
            • MD5 SHA1 SHA512 TLSH
            Submit Download

            prep_Activatable Class_Hermes_perf.cache
            • Path C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\TempState\prep_Activatable Class_Hermes_perf.cache
            • Size 595B
            • SHA256 d4e60617c2afab8263febabe7f14f18595715078d71307a8cefe0707dae76dee
            • MD5 SHA1 SHA512 TLSH
            Submit Download

            velopack_MeowNetLauncher.log
            • Path C:\Users\Admin\AppData\Local\velopack\velopack_MeowNetLauncher.log
            • Size 1KB
            • SHA256 2dd0022e0dfd058ad58b32f26dcc73966e51e5e985eb552ddefb04503511160c
            • MD5 SHA1 SHA512 TLSH
            Submit Download

            MeowNetLauncher.lnk
            • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\MeowNetLauncher.lnk
            • Size 2KB
            • SHA256 a744a9abdbf6f6fea30f2b5fc5788b9ef73a0c03795f3b8c0544f83a05d358a2
            • MD5 SHA1 SHA512 TLSH
            Submit Download

            MeowNetLauncher.lnk
            • Path C:\Users\Admin\Desktop\MeowNetLauncher.lnk
            • Size 2KB
            • SHA256 f222a7a6aabe94f0d411e4e84d30407911376a141e4560d17002b90be6625e53
            • MD5 SHA1 SHA512 TLSH
            Submit Download

            memory/5048-49-0x000001B9801E0000-0x000001B9802E0000-memory.dmp
            Download

            memory/5048-93-0x000001B994960000-0x000001B994980000-memory.dmp
            Download

            memory/5048-60-0x000001B9945C0000-0x000001B9946C0000-memory.dmp
            Download

            memory/5048-72-0x000001B9843E0000-0x000001B984400000-memory.dmp
            Download

            memory/5048-59-0x000001B984080000-0x000001B9840A0000-memory.dmp
            Download

            memory/5048-217-0x000001B980430000-0x000001B980613000-memory.dmp
            Download