Analysis

  • max time kernel
    150s
  • max time network
    149s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260911-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    18/10/2026, 12:30

General

  • Target
    pxup.exe
  • Size 406KB
  • Sample261018-ppe7eaah84
  • SHA256 9900143d04ff107fcc5f5b6b09c780cff3bdac77ab966a9e7870ea2300bd4c93
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • xworm

Version
  • 5.0

C2
  • 84.38.133.187:3270

Mutex
  • w8zdMPBoJy4nr1pj

Attributes
  • Install_directory

    %AppData%

  • install_file

    bin.exe

aes.plain

Signatures

  • Family: Xworm

    Xworm is a remote access trojan written in C#.

  • Detect Xworm Payload 1 IoCs
  • Command and Scripting Interpreter: PowerShell 1 TTPs 5 IoCs

    Run Powershell and hide display window.

  • Executes dropped EXE 3 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates video capture drivers 2 TTPs 1 IoCs

    Queries the legacy Video for Windows capture drivers. This is commonly abused by RATs to check for available webcams on the system before reporting to their C2.

  • System Location Discovery: System Language Discovery 1 TTPs 11 IoCs

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

  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 15 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\pxup.exe
    "C:\Users\Admin\AppData\Local\Temp\pxup.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2332
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "powershell" -NoProfile -WindowStyle Hidden -ExecutionPolicy Bypass -Command "& {$shObj = [System.IO.File]::ReadAllText('C:\Users\Admin\AppData\Local\Temp\tmp23840.tmp'); Invoke-Expression -Command $shObj}"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious use of SetThreadContext
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:4280
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\Aspnet_compiler.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\Aspnet_compiler.exe"
        3⤵
          PID:4132
        • C:\Windows\Microsoft.NET\Framework\v4.0.30319\Aspnet_compiler.exe
          "C:\Windows\Microsoft.NET\Framework\v4.0.30319\Aspnet_compiler.exe"
          3⤵
          • Adds Run key to start application
          • Enumerates video capture drivers
          • System Location Discovery: System Language Discovery
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          PID:3840
          • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
            "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionPath 'C:\Windows\Microsoft.NET\Framework\v4.0.30319\Aspnet_compiler.exe'
            4⤵
            • Command and Scripting Interpreter: PowerShell
            • System Location Discovery: System Language Discovery
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            PID:3432
          • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
            "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'Aspnet_compiler.exe'
            4⤵
            • Command and Scripting Interpreter: PowerShell
            • System Location Discovery: System Language Discovery
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            PID:3152
          • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
            "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionPath 'C:\Users\Admin\AppData\Roaming\bin.exe'
            4⤵
            • Command and Scripting Interpreter: PowerShell
            • System Location Discovery: System Language Discovery
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            PID:3712
          • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
            "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'bin.exe'
            4⤵
            • Command and Scripting Interpreter: PowerShell
            • System Location Discovery: System Language Discovery
            • Suspicious behavior: EnumeratesProcesses
            PID:4228
          • C:\Windows\SysWOW64\schtasks.exe
            "C:\Windows\System32\schtasks.exe" /create /f /RL HIGHEST /sc minute /mo 1 /tn "bin" /tr "C:\Users\Admin\AppData\Roaming\bin.exe"
            4⤵
            • System Location Discovery: System Language Discovery
            • Scheduled Task/Job: Scheduled Task
            PID:2800
    • C:\Users\Admin\AppData\Roaming\bin.exe
      C:\Users\Admin\AppData\Roaming\bin.exe
      1⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:6108
    • C:\Users\Admin\AppData\Roaming\bin.exe
      "C:\Users\Admin\AppData\Roaming\bin.exe"
      1⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:3708
    • C:\Users\Admin\AppData\Roaming\bin.exe
      "C:\Users\Admin\AppData\Roaming\bin.exe"
      1⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:4616

    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 21KB
          • SHA256 bdc72e9ab5c1e6e2e88867c633d7255f0527994a0488975b2b1af88f6935e79a
          • MD5 SHA1 SHA512 SSDEEP TLSH

          StartupProfileData-NonInteractive

          • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
          • Size 21KB
          • SHA256 a8547aaa29b9d61d63293b17dc8a4ca78ae49705b091ca2cd13da3b3ba049148
          • MD5 SHA1 SHA512 SSDEEP TLSH

          StartupProfileData-NonInteractive

          • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
          • Size 21KB
          • SHA256 3f85326784ec8a4ec977c65a60697832a0120477362a9e5f3b756e81de36d587
          • MD5 SHA1 SHA512 SSDEEP TLSH

          __PSScriptPolicyTest_tlofoqxi.wev.psm1

          • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_tlofoqxi.wev.psm1
          • Size 60B
          • SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
          • MD5 SHA1 SHA512 TLSH

          tmp23840.tmp

          • Path C:\Users\Admin\AppData\Local\Temp\tmp23840.tmp
          • Size 140KB
          • SHA256 1c19fd50781266cf0e924931d4f1da0b0f0e6c44ab1a02c6cb369b0d1b89e948
          • MD5 SHA1 SHA512 SSDEEP TLSH

          bin.exe

          • Path C:\Users\Admin\AppData\Roaming\bin.exe
          • Size 48KB
          • SHA256 923c541ce782bf45a3d338487e6f411cd11ab0b98eb9775a2d2065dff39a4f37
          • MD5 SHA1 SHA512 SSDEEP TLSH

          memory/2332-1-0x0000000000DD0000-0x0000000000E3E000-memory.dmp

          memory/2332-2-0x0000000005EA0000-0x000000000645A000-memory.dmp

          memory/2332-3-0x00000000058E0000-0x0000000005972000-memory.dmp

          memory/2332-0-0x0000000075072000-0x0000000075073000-memory.dmp

          memory/3152-46-0x0000000007BD0000-0x0000000007C73000-memory.dmp

          memory/3152-43-0x0000000071340000-0x000000007138C000-memory.dmp

          memory/3432-36-0x00000000076F0000-0x00000000076FA000-memory.dmp

          memory/3432-35-0x0000000007540000-0x00000000075E3000-memory.dmp

          memory/3432-34-0x00000000074F0000-0x0000000007510000-memory.dmp

          memory/3432-30-0x00000000074B0000-0x00000000074E6000-memory.dmp

          memory/3432-31-0x0000000071340000-0x000000007138C000-memory.dmp

          memory/3712-52-0x0000000071340000-0x000000007138C000-memory.dmp

          memory/3840-25-0x0000000000400000-0x0000000000410000-memory.dmp

          memory/3840-59-0x0000000075010000-0x00000000750C3000-memory.dmp

          memory/3840-70-0x0000000075010000-0x00000000750C3000-memory.dmp

          memory/3840-65-0x0000000075010000-0x00000000750C3000-memory.dmp

          memory/3840-26-0x0000000005670000-0x000000000570C000-memory.dmp

          memory/3840-27-0x0000000075010000-0x00000000750C3000-memory.dmp

          memory/4228-60-0x0000000071340000-0x000000007138C000-memory.dmp

          memory/4280-11-0x00000000055F0000-0x0000000005656000-memory.dmp

          memory/4280-9-0x00000000054D0000-0x00000000054F2000-memory.dmp

          memory/4280-18-0x00000000078F0000-0x0000000007F6C000-memory.dmp

          memory/4280-16-0x0000000006300000-0x000000000634C000-memory.dmp

          memory/4280-15-0x00000000062B0000-0x00000000062CE000-memory.dmp

          memory/4280-14-0x0000000005E00000-0x000000000615B000-memory.dmp

          memory/4280-22-0x0000000007610000-0x000000000761C000-memory.dmp

          memory/4280-42-0x0000000075010000-0x00000000750C3000-memory.dmp

          memory/4280-10-0x0000000005580000-0x00000000055E6000-memory.dmp

          memory/4280-19-0x0000000006800000-0x000000000681A000-memory.dmp

          memory/4280-8-0x0000000005660000-0x0000000005CAA000-memory.dmp

          memory/4280-7-0x0000000002A40000-0x0000000002A76000-memory.dmp

          memory/4280-6-0x0000000075010000-0x00000000750C3000-memory.dmp

          memory/4280-20-0x0000000007520000-0x00000000075B6000-memory.dmp

          memory/4280-21-0x00000000074D0000-0x00000000074F2000-memory.dmp

          memory/4280-24-0x0000000075010000-0x00000000750C3000-memory.dmp

          memory/4280-5-0x0000000075010000-0x00000000750C3000-memory.dmp

          memory/4280-23-0x0000000007620000-0x0000000007628000-memory.dmp

          memory/6108-69-0x0000000005200000-0x000000000572C000-memory.dmp

          memory/6108-68-0x0000000000370000-0x0000000000380000-memory.dmp