Analysis

  • max time kernel
    298s
  • max time network
    302s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    14/08/2026, 16:07

General

  • Target
    MB320843298AE.js
  • Size 207KB
  • Sample260814-tkrrvsel5s
  • SHA256 07f832fec18520e00fd3366300677edebd045585873aee8c19c6a51148854429
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • xworm

Version
  • 5.0

C2
  • 109.248.150.234:1012

Mutex
  • aGO284VKfQVe8Vup

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 to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

  • Creates a file in the Startup directory 1 TTPs 2 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.

  • Executes dropped EXE 6 IoCs
  • 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
  • Command and Scripting Interpreter: JavaScript 1 TTPs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 14 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 10 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs

Processes

  • C:\Windows\system32\wscript.exe
    wscript.exe C:\Users\Admin\AppData\Local\Temp\MB320843298AE.js
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:5460
    • C:\Windows\System32\wscript.exe
      "C:\Windows\System32\wscript.exe" "C:\Users\Admin\AppData\Local\Temp\c6zo1d7g\dat_35150_4964.vbs"
      2⤵
      • Executes a VBScript file via the Windows Script Host.
      • Suspicious use of WriteProcessMemory
      PID:3272
      • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        "C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe" -NoP -EP Bypass -NonInteractive -WindowStyle Hidden -File "C:\Users\Admin\AppData\Local\Temp\c6zo1d7g\dat_99613_4925.ps1"
        3⤵
        • 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:3840
        • C:\Windows\Microsoft.NET\Framework\v4.0.30319\csc.exe
          "C:\Windows\Microsoft.NET\Framework\v4.0.30319\csc.exe" /noconfig /fullpaths @"C:\Users\Admin\AppData\Local\Temp\f45s2h1i\f45s2h1i.cmdline"
          4⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:3400
          • C:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.exe
            C:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.exe /NOLOGO /READONLY /MACHINE:IX86 "/OUT:C:\Users\Admin\AppData\Local\Temp\RES3493.tmp" "c:\Users\Admin\AppData\Local\Temp\f45s2h1i\CSC7E2FA22F87C94D618B33EFAE058DE7.TMP"
            5⤵
              PID:3788
          • C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
            "C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"
            4⤵
            • Creates a file in the Startup directory
            • Adds Run key to start application
            • System Location Discovery: System Language Discovery
            • Suspicious use of AdjustPrivilegeToken
            • Suspicious use of WriteProcessMemory
            PID:1540
            • 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\MSBuild.exe'
              5⤵
              • Command and Scripting Interpreter: PowerShell
              • System Location Discovery: System Language Discovery
              • Suspicious behavior: EnumeratesProcesses
              • Suspicious use of AdjustPrivilegeToken
              PID:2316
            • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
              "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'MSBuild.exe'
              5⤵
              • Command and Scripting Interpreter: PowerShell
              • System Location Discovery: System Language Discovery
              • Suspicious behavior: EnumeratesProcesses
              • Suspicious use of AdjustPrivilegeToken
              PID:988
            • 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'
              5⤵
              • Command and Scripting Interpreter: PowerShell
              • System Location Discovery: System Language Discovery
              • Suspicious behavior: EnumeratesProcesses
              • Suspicious use of AdjustPrivilegeToken
              PID:1344
            • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
              "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'bin.exe'
              5⤵
              • Command and Scripting Interpreter: PowerShell
              • System Location Discovery: System Language Discovery
              • Suspicious behavior: EnumeratesProcesses
              PID:1524
            • 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"
              5⤵
              • System Location Discovery: System Language Discovery
              • Scheduled Task/Job: Scheduled Task
              PID:1136
    • 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:2916
    • 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:3660
    • C:\Windows\system32\svchost.exe
      C:\Windows\system32\svchost.exe -k GPSvcGroup
      1⤵
        PID:3040
      • 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:1796
      • 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:3348
      • 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:2572
      • 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:3328

      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 19KB
            • SHA256 2315403008cafbaa74b5a487b5ed68becdd9fa43325cc2c73174020d9eface05
            • MD5 SHA1 SHA512 SSDEEP TLSH

            StartupProfileData-NonInteractive

            • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
            • Size 21KB
            • SHA256 ec47120149ec2db248b3947e5824dc716a2b477212f932c895a948e21d8d742e
            • MD5 SHA1 SHA512 SSDEEP TLSH

            StartupProfileData-NonInteractive

            • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
            • Size 21KB
            • SHA256 f2952d34ae347f11ad69a5690ae1581064913349df0b084cd2d99a5ba95e7922
            • MD5 SHA1 SHA512 SSDEEP TLSH

            StartupProfileData-NonInteractive

            • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
            • Size 21KB
            • SHA256 53150e00493e3c3f32e4fa1d6018da568db5220a7fc13a4292c0521142f403cb
            • MD5 SHA1 SHA512 SSDEEP TLSH

            RES3493.tmp

            • Path C:\Users\Admin\AppData\Local\Temp\RES3493.tmp
            • Size 1KB
            • SHA256 cd97304e26f9b7dd414b767016c388d38861f0d22a32569936c4efec0556045b
            • MD5 SHA1 SHA512 TLSH

            __PSScriptPolicyTest_g5f01v3x.pvk.ps1

            • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_g5f01v3x.pvk.ps1
            • Size 60B
            • SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
            • MD5 SHA1 SHA512 TLSH

            dat_35150_4964.vbs

            • Path C:\Users\Admin\AppData\Local\Temp\c6zo1d7g\dat_35150_4964.vbs
            • Size 228B
            • SHA256 29d4209e6ac4ffd99678c0fb0e310d9c32d001772e1b899272accb09081d9bb9
            • MD5 SHA1 SHA512 TLSH

            dat_99613_4925.ps1

            • Path C:\Users\Admin\AppData\Local\Temp\c6zo1d7g\dat_99613_4925.ps1
            • Size 68KB
            • SHA256 17685a0b5eb239871b3f89f3cf9c91dcd3bc203b4d42741c04ab43934074f122
            • MD5 SHA1 SHA512 SSDEEP TLSH

            f45s2h1i.dll

            • Path C:\Users\Admin\AppData\Local\Temp\f45s2h1i\f45s2h1i.dll
            • Size 3KB
            • SHA256 76900d840daf53fa9a6dd209e09808bd014042b4370be2d8dc1ada078b2630b7
            • MD5 SHA1 SHA512 TLSH

            bin.exe

            • Path C:\Users\Admin\AppData\Roaming\bin.exe
            • Size 249KB
            • SHA256 151d0125c20cdde578d02de3f2a56eb904870a887bb7f1c59bf61471da231916
            • MD5 SHA1 SHA512 SSDEEP TLSH

            CSC7E2FA22F87C94D618B33EFAE058DE7.TMP

            • Path \??\c:\Users\Admin\AppData\Local\Temp\f45s2h1i\CSC7E2FA22F87C94D618B33EFAE058DE7.TMP
            • Size 652B
            • SHA256 f37715cb73c8bfb2c839be6801c9c38ad6aacde0e1d574235ba5d3b09ecb798d
            • MD5 SHA1 SHA512 TLSH

            f45s2h1i.0.cs

            • Path \??\c:\Users\Admin\AppData\Local\Temp\f45s2h1i\f45s2h1i.0.cs
            • Size 342B
            • SHA256 6e7c584ab6a22978c7d48d0eb70f3e9cc9fc9d7b41314e78d6ad3e95efc376ea
            • MD5 SHA1 SHA512 TLSH

            f45s2h1i.cmdline

            • Path \??\c:\Users\Admin\AppData\Local\Temp\f45s2h1i\f45s2h1i.cmdline
            • Size 369B
            • SHA256 ffb55cbea12f652bdf19f11ff864c62203eff9c2d9088d11e77a9724ce0064f0
            • MD5 SHA1 SHA512 TLSH

            memory/988-58-0x000000006FED0000-0x000000006FF1C000-memory.dmp

            memory/988-57-0x0000000006370000-0x00000000063BC000-memory.dmp

            memory/988-61-0x0000000007560000-0x0000000007603000-memory.dmp

            memory/1344-66-0x000000006FED0000-0x000000006FF1C000-memory.dmp

            memory/1524-73-0x0000000070A90000-0x0000000070ADC000-memory.dmp

            memory/1540-35-0x0000000004CC0000-0x0000000004D5C000-memory.dmp

            memory/1540-34-0x0000000000560000-0x0000000000570000-memory.dmp

            memory/1540-87-0x0000000006C90000-0x0000000006D22000-memory.dmp

            memory/2316-46-0x00000000071A0000-0x00000000071D6000-memory.dmp

            memory/2316-45-0x00000000061F0000-0x000000000623C000-memory.dmp

            memory/2316-52-0x00000000075B0000-0x00000000075BA000-memory.dmp

            memory/2316-47-0x0000000070A90000-0x0000000070ADC000-memory.dmp

            memory/2316-51-0x0000000007490000-0x0000000007533000-memory.dmp

            memory/2316-50-0x00000000071E0000-0x0000000007200000-memory.dmp

            memory/2316-43-0x0000000005D30000-0x000000000608B000-memory.dmp

            memory/2916-85-0x0000000004E30000-0x0000000004F8A000-memory.dmp

            memory/2916-84-0x0000000002640000-0x000000000265A000-memory.dmp

            memory/2916-83-0x0000000000170000-0x00000000001B0000-memory.dmp

            memory/3840-15-0x0000000006900000-0x000000000694C000-memory.dmp

            memory/3840-10-0x0000000006310000-0x0000000006376000-memory.dmp

            memory/3840-40-0x0000000074480000-0x0000000074C3C000-memory.dmp

            memory/3840-18-0x0000000006E60000-0x0000000006E7A000-memory.dmp

            memory/3840-38-0x0000000008D30000-0x00000000092EA000-memory.dmp

            memory/3840-33-0x0000000007AC0000-0x0000000007AC8000-memory.dmp

            memory/3840-36-0x0000000007BC0000-0x0000000007C56000-memory.dmp

            memory/3840-14-0x0000000006860000-0x000000000687E000-memory.dmp

            memory/3840-13-0x0000000006380000-0x00000000066DB000-memory.dmp

            memory/3840-17-0x00000000080F0000-0x000000000876C000-memory.dmp

            memory/3840-9-0x00000000062A0000-0x0000000006306000-memory.dmp

            memory/3840-8-0x0000000006100000-0x0000000006122000-memory.dmp

            memory/3840-7-0x0000000074480000-0x0000000074C3C000-memory.dmp

            memory/3840-6-0x0000000074480000-0x0000000074C3C000-memory.dmp

            memory/3840-5-0x0000000005A80000-0x00000000060CA000-memory.dmp

            memory/3840-4-0x00000000053F0000-0x0000000005426000-memory.dmp

            memory/3840-37-0x0000000007B50000-0x0000000007B72000-memory.dmp

            memory/3840-19-0x0000000007AA0000-0x0000000007AB6000-memory.dmp

            memory/3840-32-0x0000000007AB0000-0x0000000007AB8000-memory.dmp

            memory/3840-3-0x0000000074492000-0x0000000074493000-memory.dmp