Analysis
- max time kernel
149s - max time network
149s - platform
windows11-21h2_x64 - resource
win11-20260513-en - resource tags
- submitted
27/05/2026, 22:29
General
- Target my_loader.exe
- Size 370KB
- Sample260527-2d8e2acx2v
- SHA256 653e3256514f0d2021f0d3bfa9a28c5f48dfb93b8b915987089799d91fdd8721
Malware Config
Extracted
-
xworm
-
7326.info:2686
-
install_file
USB.exe
-
localhost
127.0.0.1
Signatures
- Family: Xworm
Xworm is a remote access trojan written in C#.
- Detect Xworm Payload 4 IoCs
- Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
- Executes dropped EXE 1 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Suspicious behavior: AddClipboardFormatListener 1 IoCs
- Suspicious behavior: EnumeratesProcesses 5 IoCs
- Suspicious use of AdjustPrivilegeToken 4 IoCs
- Suspicious use of SetWindowsHookEx 1 IoCs
- Suspicious use of WriteProcessMemory 5 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\my_loader.exe"C:\Users\Admin\AppData\Local\Temp\my_loader.exe"1⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\Temp\svchost.exe"C:\Windows\Temp\svchost.exe"2⤵
- Executes dropped EXE
- Suspicious behavior: AddClipboardFormatListener
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionPath 'C:\Windows\Temp\svchost.exe'3⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
-
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'svchost.exe'3⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
-
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C:\Windows\System32\notepad.exe"C:\Windows\System32\notepad.exe"2⤵
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Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
powershell.exe.log
StartupProfileData-NonInteractive
__PSScriptPolicyTest_w1ninrcl.kju.ps1
svchost.exe
memory/2240-46-0x00007FF7E1260000-0x00007FF7E12C3000-memory.dmp
memory/2588-5-0x0000000000F50000-0x0000000000F68000-memory.dmp
memory/3516-23-0x00000241DF7B0000-0x00000241DF7CC000-memory.dmp
memory/3516-22-0x00000241C3D00000-0x00000241C3D0A000-memory.dmp
memory/3516-21-0x00000241DF6F0000-0x00000241DF7A3000-memory.dmp
memory/3516-24-0x00000241C3D10000-0x00000241C3D1A000-memory.dmp
memory/3516-25-0x00000241DF7F0000-0x00000241DF80A000-memory.dmp
memory/3516-26-0x00000241C3D20000-0x00000241C3D28000-memory.dmp
memory/3516-27-0x00000241DF7D0000-0x00000241DF7D6000-memory.dmp
memory/3516-28-0x00000241DF7E0000-0x00000241DF7EA000-memory.dmp
memory/3516-20-0x00000241C3CE0000-0x00000241C3CFC000-memory.dmp
memory/3516-12-0x00000241C3B00000-0x00000241C3B22000-memory.dmp
memory/4824-4-0x00000223518E0000-0x00000223518F1000-memory.dmp