Analysis

  • max time kernel
    149s
  • max time network
    161s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    16/08/2026, 17:25

General

  • Target
    SKlauncher-4.0.29-web-setup.exe
  • Size 838KB
  • Sample260816-vzmbcsshnd
  • SHA256 62b2d500c04740285f9723071aa3dafc762246ba64205c98a10012748861a14b
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Loads dropped DLL 9 IoCs
  • Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

    Using powershell.exe command.

  • Hide Artifacts: Ignore Process Interrupts 1 TTPs 1 IoCs

    Command interpreters often include specific commands/flags that ignore errors and other hangups.

  • Enumerates physical storage devices 1 TTPs

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

  • 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.

  • Suspicious behavior: EnumeratesProcesses 8 IoCs
  • Suspicious use of AdjustPrivilegeToken 25 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\SKlauncher-4.0.29-web-setup.exe
    "C:\Users\Admin\AppData\Local\Temp\SKlauncher-4.0.29-web-setup.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3208
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe" -C "if (Get-Command Get-CimInstance -ErrorAction SilentlyContinue) { exit 0 } else { exit 1 }"
      2⤵
      • Hide Artifacts: Ignore Process Interrupts
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2956
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe" -C "if ((Get-ExecutionPolicy -Scope Process) -eq 'Restricted') { exit 1 } else { exit 0 }"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1272
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe" -C "if ((Get-CimInstance -ClassName Win32_Process | ? {$_.Path -and $_.Path.StartsWith('C:\Users\Admin\AppData\Local\Programs\sklauncher', 'CurrentCultureIgnoreCase')}).Count -gt 0) { exit 0 } else { exit 1 }"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4208

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        StartupProfileData-NonInteractive

        • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
        • Size 17KB
        • SHA256 720e0c9d37ad61229ae6100b3319bc60d309739d5f718375fe4210a8b17d9222
        • MD5 SHA1 SHA512 SSDEEP TLSH

        StartupProfileData-NonInteractive

        • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
        • Size 16KB
        • SHA256 f2b4ea26174deda0a303c2a571a52ae6003f2e49b928eee46eabbf440e64e5d8
        • MD5 SHA1 SHA512 SSDEEP TLSH

        __PSScriptPolicyTest_3ovjmcc0.qcu.ps1

        • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_3ovjmcc0.qcu.ps1
        • Size 60B
        • SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
        • MD5 SHA1 SHA512 TLSH

        INetC.dll

        • Path C:\Users\Admin\AppData\Local\Temp\nsy3E87.tmp\INetC.dll
        • Size 238KB
        • SHA256 ed04a4823f221e9197b8f3c3da1d6859ff5b176185bde2f1c923a442516c810a
        • MD5 SHA1 SHA512 SSDEEP TLSH

        StdUtils.dll

        • Path C:\Users\Admin\AppData\Local\Temp\nsy3E87.tmp\StdUtils.dll
        • Size 100KB
        • SHA256 b72e9013a6204e9f01076dc38dabbf30870d44dfc66962adbf73619d4331601e
        • MD5 SHA1 SHA512 SSDEEP TLSH

        System.dll

        • Path C:\Users\Admin\AppData\Local\Temp\nsy3E87.tmp\System.dll
        • Size 12KB
        • SHA256 3eb38ae99653a7dbc724132ee240f6e5c4af4bfe7c01d31d23faf373f9f2eaca
        • MD5 SHA1 SHA512 SSDEEP TLSH

        UAC.dll

        • Path C:\Users\Admin\AppData\Local\Temp\nsy3E87.tmp\UAC.dll
        • Size 14KB
        • SHA256 2f7f8fc05dc4fd0d5cda501b47e4433357e887bbfed7292c028d99c73b52dc08
        • MD5 SHA1 SHA512 SSDEEP TLSH

        nsDialogs.dll

        • Path C:\Users\Admin\AppData\Local\Temp\nsy3E87.tmp\nsDialogs.dll
        • Size 9KB
        • SHA256 1e40211af65923c2f4fd02ce021458a7745d28e2f383835e3015e96575632172
        • MD5 SHA1 SHA512 SSDEEP TLSH

        nsExec.dll

        • Path C:\Users\Admin\AppData\Local\Temp\nsy3E87.tmp\nsExec.dll
        • Size 6KB
        • SHA256 5d9ceb1ce5f35aea5f9e5a0c0edeeec04dfefe0c77890c80c70e98209b58b962
        • MD5 SHA1 SHA512 SSDEEP TLSH

        nsis7z.dll

        • Path C:\Users\Admin\AppData\Local\Temp\nsy3E87.tmp\nsis7z.dll
        • Size 424KB
        • SHA256 b393f05e8ff919ef071181050e1873c9a776e1a0ae8329aefff7007d0cadf592
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/1272-73-0x00000000734D0000-0x0000000073C8C000-memory.dmp

        memory/1272-70-0x0000000007E80000-0x0000000007F16000-memory.dmp

        memory/1272-67-0x000000006FE90000-0x000000006FEDC000-memory.dmp

        memory/1272-71-0x0000000007DE0000-0x0000000007DF1000-memory.dmp

        memory/1272-61-0x00000000734D0000-0x0000000073C8C000-memory.dmp

        memory/1272-63-0x00000000734D0000-0x0000000073C8C000-memory.dmp

        memory/1272-62-0x00000000734D0000-0x0000000073C8C000-memory.dmp

        memory/2956-33-0x0000000005B70000-0x0000000005BD6000-memory.dmp

        memory/2956-41-0x00000000734D0000-0x0000000073C8C000-memory.dmp

        memory/2956-45-0x0000000007330000-0x0000000007350000-memory.dmp

        memory/2956-46-0x0000000007600000-0x00000000076A3000-memory.dmp

        memory/2956-47-0x00000000734D0000-0x0000000073C8C000-memory.dmp

        memory/2956-48-0x00000000734D0000-0x0000000073C8C000-memory.dmp

        memory/2956-49-0x0000000007D30000-0x00000000083AC000-memory.dmp

        memory/2956-50-0x00000000076B0000-0x00000000076CA000-memory.dmp

        memory/2956-51-0x0000000007720000-0x000000000772A000-memory.dmp

        memory/2956-52-0x00000000078C0000-0x00000000078EA000-memory.dmp

        memory/2956-53-0x00000000078F0000-0x0000000007914000-memory.dmp

        memory/2956-54-0x000000006FFF0000-0x000000007034B000-memory.dmp

        memory/2956-56-0x00000000734D0000-0x0000000073C8C000-memory.dmp

        memory/2956-42-0x000000006FE90000-0x000000006FEDC000-memory.dmp

        memory/2956-40-0x00000000072F0000-0x0000000007326000-memory.dmp

        memory/2956-39-0x0000000006370000-0x00000000063BC000-memory.dmp

        memory/2956-38-0x0000000006340000-0x000000000635E000-memory.dmp

        memory/2956-37-0x0000000005E80000-0x00000000061DB000-memory.dmp

        memory/2956-34-0x0000000005BE0000-0x0000000005C46000-memory.dmp

        memory/2956-32-0x0000000005470000-0x0000000005492000-memory.dmp

        memory/2956-31-0x00000000734D0000-0x0000000073C8C000-memory.dmp

        memory/2956-30-0x0000000005520000-0x0000000005B6A000-memory.dmp

        memory/2956-27-0x00000000734E2000-0x00000000734E3000-memory.dmp

        memory/2956-29-0x00000000734D0000-0x0000000073C8C000-memory.dmp

        memory/2956-28-0x0000000004E90000-0x0000000004EC6000-memory.dmp

        memory/4208-85-0x00000000700A0000-0x00000000703FB000-memory.dmp

        memory/4208-82-0x000000006FE90000-0x000000006FEDC000-memory.dmp

        memory/4208-78-0x0000000005C60000-0x0000000005FBB000-memory.dmp