Analysis

  • max time kernel
    150s
  • max time network
    126s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260911-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    01/11/2026, 22:24

General

  • Target
    target.ps1
  • Size 8KB
  • Sample261101-2bs8bsdw4x
  • SHA256 3d1affb235b25ab8ccf927ec1656b17eb04a881ede001d25f247e4a3ee798d4e
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
3/10

Malware Config

Signatures

  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

    Using powershell.exe command.

  • Modifies registry class 1 IoCs
  • NTFS ADS 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 43 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Windows\system32\WindowsPowerShell\v1.0\PowerShell.exe
    powershell.exe -ExecutionPolicy bypass -File C:\Users\Admin\AppData\Local\Temp\target.ps1
    1⤵
    • Command and Scripting Interpreter: PowerShell
    • NTFS ADS
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4188
    • 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\mye4xnhe\mye4xnhe.cmdline"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:4508
      • 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\RESDCDE.tmp" "c:\Users\Admin\AppData\Local\Temp\mye4xnhe\CSCD72CAF8E21E34CA3AA4116883951241.TMP"
        3⤵
          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\31kxfhgo\31kxfhgo.cmdline"
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:5560
        • 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\RESF1FC.tmp" "c:\Users\Admin\AppData\Local\Temp\31kxfhgo\CSCA8D6E21B4244310ABA4589D743A1FDA.TMP"
          3⤵
            PID:5588
      • C:\Windows\system32\OpenWith.exe
        C:\Windows\system32\OpenWith.exe -Embedding
        1⤵
        • Modifies registry class
        • Suspicious use of SetWindowsHookEx
        PID:748

      Network

            MITRE ATT&CK Enterprise v16

            Replay Monitor

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            Downloads

            31kxfhgo.dll

            • Path C:\Users\Admin\AppData\Local\Temp\31kxfhgo\31kxfhgo.dll
            • Size 3KB
            • SHA256 70e1cefb2243c229b7966653ffc27c62926dbcf2e828cb0b3f2b2c6e4d044450
            • MD5 SHA1 SHA512 TLSH

            RESDCDE.tmp

            • Path C:\Users\Admin\AppData\Local\Temp\RESDCDE.tmp
            • Size 1KB
            • SHA256 8ee6f76753cef7c7089fa416511697b22099654c8a010c9d9871eaeb8494868c
            • MD5 SHA1 SHA512 TLSH

            RESF1FC.tmp

            • Path C:\Users\Admin\AppData\Local\Temp\RESF1FC.tmp
            • Size 1KB
            • SHA256 0bda8b10068ae242854fd2d4ba55962d3a9f7afd9c9d6a53c0791ef9776718bd
            • MD5 SHA1 SHA512 TLSH

            __PSScriptPolicyTest_y3omjicn.mkn.ps1

            • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_y3omjicn.mkn.ps1
            • Size 60B
            • SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
            • MD5 SHA1 SHA512 TLSH

            mye4xnhe.dll

            • Path C:\Users\Admin\AppData\Local\Temp\mye4xnhe\mye4xnhe.dll
            • Size 3KB
            • SHA256 8bb3e1da816710c1ab78b6a4d43f2155ba8d221623d55b6cd6aed1c2913e1ffd
            • MD5 SHA1 SHA512 TLSH

            31kxfhgo.0.cs

            • Path \??\c:\Users\Admin\AppData\Local\Temp\31kxfhgo\31kxfhgo.0.cs
            • Size 616B
            • SHA256 dffb65c7f9467b927a5d08eacce3cbdd373c8d7e8fc48e9b38b555124d6c1c5d
            • MD5 SHA1 SHA512 TLSH

            31kxfhgo.cmdline

            • Path \??\c:\Users\Admin\AppData\Local\Temp\31kxfhgo\31kxfhgo.cmdline
            • Size 369B
            • SHA256 fdc665afaaac228d05d784e95ebd82dc717dd7c286d011755154e6385cdf4d4a
            • MD5 SHA1 SHA512 TLSH

            CSCA8D6E21B4244310ABA4589D743A1FDA.TMP

            • Path \??\c:\Users\Admin\AppData\Local\Temp\31kxfhgo\CSCA8D6E21B4244310ABA4589D743A1FDA.TMP
            • Size 652B
            • SHA256 db8da694dc1b69b0e851fa34278ad33c1b7afffb85c21228cf06c255f725c33d
            • MD5 SHA1 SHA512 TLSH

            CSCD72CAF8E21E34CA3AA4116883951241.TMP

            • Path \??\c:\Users\Admin\AppData\Local\Temp\mye4xnhe\CSCD72CAF8E21E34CA3AA4116883951241.TMP
            • Size 652B
            • SHA256 97de627959b55785039386952e77c771effe21c48e198e3390389af71c4f9629
            • MD5 SHA1 SHA512 TLSH

            mye4xnhe.0.cs

            • Path \??\c:\Users\Admin\AppData\Local\Temp\mye4xnhe\mye4xnhe.0.cs
            • Size 294B
            • SHA256 b5d0fcca86ff4449f03ef8624dacc40ad5f1e6b900c2ca519772f93dc3694181
            • MD5 SHA1 SHA512 TLSH

            mye4xnhe.cmdline

            • Path \??\c:\Users\Admin\AppData\Local\Temp\mye4xnhe\mye4xnhe.cmdline
            • Size 369B
            • SHA256 7bf9450113eaed1c7c8b0a542d9d25a6ef7e58cf08d4c45d0a42f964b2fac634
            • MD5 SHA1 SHA512 TLSH

            memory/748-72-0x000001EF6C960000-0x000001EF6CBBF000-memory.dmp

            memory/748-83-0x000001EF6C960000-0x000001EF6CBBF000-memory.dmp

            memory/4188-38-0x000002C6732E0000-0x000002C673392000-memory.dmp

            memory/4188-52-0x000002C6732D0000-0x000002C6732DA000-memory.dmp

            memory/4188-18-0x00007FF95F450000-0x00007FF95FDF4000-memory.dmp

            memory/4188-29-0x000002C673280000-0x000002C673288000-memory.dmp

            memory/4188-14-0x00007FF95F450000-0x00007FF95FDF4000-memory.dmp

            memory/4188-30-0x00007FF95F450000-0x00007FF95FDF4000-memory.dmp

            memory/4188-37-0x000002C6732C0000-0x000002C6732DE000-memory.dmp

            memory/4188-0-0x00007FF95F5DF000-0x00007FF95F5E0000-memory.dmp

            memory/4188-39-0x000002C6733A0000-0x000002C6733AA000-memory.dmp

            memory/4188-41-0x000002C6733E0000-0x000002C673404000-memory.dmp

            memory/4188-40-0x000002C6733E0000-0x000002C67340A000-memory.dmp

            memory/4188-42-0x00007FF95F450000-0x00007FF95FDF4000-memory.dmp

            memory/4188-49-0x000002C6733A0000-0x000002C6733BE000-memory.dmp

            memory/4188-50-0x00007FF95F450000-0x00007FF95FDF4000-memory.dmp

            memory/4188-51-0x000002C6732C0000-0x000002C6732CA000-memory.dmp

            memory/4188-21-0x00007FF95F450000-0x00007FF95FDF4000-memory.dmp

            memory/4188-53-0x00007FF95F450000-0x00007FF95FDF4000-memory.dmp

            memory/4188-54-0x00007FF95F450000-0x00007FF95FDF4000-memory.dmp

            memory/4188-55-0x00007FF95F450000-0x00007FF95FDF4000-memory.dmp

            memory/4188-13-0x00007FF95F450000-0x00007FF95FDF4000-memory.dmp

            memory/4188-12-0x00007FF95F450000-0x00007FF95FDF4000-memory.dmp

            memory/4188-10-0x00007FF95F450000-0x00007FF95FDF4000-memory.dmp

            memory/4188-11-0x00007FF95F450000-0x00007FF95FDF4000-memory.dmp

            memory/4188-68-0x000002C6733A0000-0x000002C6733A8000-memory.dmp

            memory/4188-9-0x00007FF95F450000-0x00007FF95FDF4000-memory.dmp

            memory/4188-70-0x00007FF95F450000-0x00007FF95FDF4000-memory.dmp

            memory/4188-71-0x00007FF95F450000-0x00007FF95FDF4000-memory.dmp

            memory/4188-6-0x000002C6729F0000-0x000002C672A12000-memory.dmp

            memory/4188-7-0x00007FF95F450000-0x00007FF95FDF4000-memory.dmp