Analysis

  • max time kernel
    95s
  • max time network
    94s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    23/07/2026, 15:24

General

  • Target
    SKlauncher-4.0.29-web-setup.exe
  • Size 838KB
  • Sample260723-stdqxssamf
  • SHA256 62b2d500c04740285f9723071aa3dafc762246ba64205c98a10012748861a14b
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Loads dropped DLL 8 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 11 IoCs
  • Suspicious use of AdjustPrivilegeToken 24 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 WriteProcessMemory
    PID:5052
    • 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:2140
    • 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:3488
    • 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:1772

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 4baf9423a8f1cd369cda9786b7841666197648c7e67791774e5e57162c87af1a
        • MD5 SHA1 SHA512 SSDEEP TLSH

        StartupProfileData-NonInteractive

        • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
        • Size 16KB
        • SHA256 ab411004694ad8bcb630984998406a8f55cff7f788d8980d5227ff4d35674c2a
        • MD5 SHA1 SHA512 SSDEEP TLSH

        __PSScriptPolicyTest_idhvcbhj.ac3.ps1

        • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_idhvcbhj.ac3.ps1
        • Size 60B
        • SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
        • MD5 SHA1 SHA512 TLSH

        INetC.dll

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

        StdUtils.dll

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

        System.dll

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

        UAC.dll

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

        nsDialogs.dll

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

        nsExec.dll

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

        memory/1772-85-0x00000000700E0000-0x000000007043B000-memory.dmp

        memory/1772-82-0x000000006FF80000-0x000000006FFCC000-memory.dmp

        memory/1772-80-0x0000000006300000-0x000000000665B000-memory.dmp

        memory/2140-47-0x0000000007230000-0x000000000724A000-memory.dmp

        memory/2140-52-0x00000000735C0000-0x0000000073D7C000-memory.dmp

        memory/2140-38-0x0000000005EF0000-0x0000000005F3C000-memory.dmp

        memory/2140-42-0x00000000735C0000-0x0000000073D7C000-memory.dmp

        memory/2140-44-0x00000000064D0000-0x00000000064F0000-memory.dmp

        memory/2140-40-0x000000006FF80000-0x000000006FFCC000-memory.dmp

        memory/2140-39-0x0000000006EA0000-0x0000000006ED6000-memory.dmp

        memory/2140-45-0x0000000007180000-0x0000000007223000-memory.dmp

        memory/2140-46-0x00000000078B0000-0x0000000007F2C000-memory.dmp

        memory/2140-48-0x00000000735C0000-0x0000000073D7C000-memory.dmp

        memory/2140-36-0x00000000059B0000-0x0000000005D0B000-memory.dmp

        memory/2140-49-0x00000000072A0000-0x00000000072AA000-memory.dmp

        memory/2140-50-0x0000000007440000-0x000000000746A000-memory.dmp

        memory/2140-51-0x0000000007470000-0x0000000007494000-memory.dmp

        memory/2140-53-0x0000000070130000-0x000000007048B000-memory.dmp

        memory/2140-37-0x0000000005EC0000-0x0000000005EDE000-memory.dmp

        memory/2140-55-0x00000000735C0000-0x0000000073D7C000-memory.dmp

        memory/2140-27-0x00000000735D2000-0x00000000735D3000-memory.dmp

        memory/2140-28-0x0000000004A10000-0x0000000004A46000-memory.dmp

        memory/2140-29-0x00000000735C0000-0x0000000073D7C000-memory.dmp

        memory/2140-33-0x0000000005940000-0x00000000059A6000-memory.dmp

        memory/2140-30-0x0000000005180000-0x00000000057CA000-memory.dmp

        memory/2140-32-0x00000000058D0000-0x0000000005936000-memory.dmp

        memory/2140-31-0x00000000050E0000-0x0000000005102000-memory.dmp

        memory/3488-70-0x0000000007BE0000-0x0000000007C76000-memory.dmp

        memory/3488-71-0x00000000079C0000-0x00000000079D1000-memory.dmp

        memory/3488-73-0x00000000735C0000-0x0000000073D7C000-memory.dmp

        memory/3488-67-0x000000006FF80000-0x000000006FFCC000-memory.dmp

        memory/3488-63-0x0000000006020000-0x000000000637B000-memory.dmp

        memory/3488-62-0x00000000735C0000-0x0000000073D7C000-memory.dmp

        memory/3488-61-0x00000000735C0000-0x0000000073D7C000-memory.dmp

        memory/3488-60-0x00000000735C0000-0x0000000073D7C000-memory.dmp