Analysis
- max time kernel
149s - max time network
150s - platform
windows11-21h2_x64 - resource
win11-20260513-en - resource tags
- submitted
01/06/2026, 04:28
General
- Target XWormClient.exe
- Size 78KB
- Sample260601-e3ta3sew3k
- SHA256 8be7cf3a17f9274d07323622aa8ff764b2e4d4b3f8f1fed7f1f6578ffe4f6d4e
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 1 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.
- 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 2 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\XWormClient.exe"C:\Users\Admin\AppData\Local\Temp\XWormClient.exe"1⤵
- Suspicious behavior: AddClipboardFormatListener
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
-
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionPath 'C:\Users\Admin\AppData\Local\Temp\XWormClient.exe'2⤵
- 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 'XWormClient.exe'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
powershell.exe.log
StartupProfileData-NonInteractive
__PSScriptPolicyTest_jehdmn15.rv4.ps1
memory/904-0-0x0000000000AB0000-0x0000000000ACA000-memory.dmp
memory/904-46-0x000000001B7E0000-0x000000001B7F0000-memory.dmp
memory/904-45-0x000000001B7E0000-0x000000001B7F0000-memory.dmp
memory/3712-21-0x0000012464070000-0x000001246408C000-memory.dmp
memory/3712-24-0x0000012464060000-0x0000012464068000-memory.dmp
memory/3712-19-0x0000012463E20000-0x0000012463ED3000-memory.dmp
memory/3712-20-0x0000012463EF0000-0x0000012463EFA000-memory.dmp
memory/3712-11-0x00007FF4A7450000-0x00007FF4A7460000-memory.dmp
memory/3712-22-0x0000012464050000-0x000001246405A000-memory.dmp
memory/3712-23-0x00000124641B0000-0x00000124641CA000-memory.dmp
memory/3712-18-0x0000012463E00000-0x0000012463E1C000-memory.dmp
memory/3712-25-0x0000012464190000-0x0000012464196000-memory.dmp
memory/3712-26-0x00000124641A0000-0x00000124641AA000-memory.dmp
memory/3712-27-0x0000012448920000-0x0000012448930000-memory.dmp
memory/3712-10-0x0000012448920000-0x0000012448930000-memory.dmp
memory/3712-3-0x0000012463B60000-0x0000012463B82000-memory.dmp
memory/3712-1-0x0000012448920000-0x0000012448930000-memory.dmp
memory/3712-2-0x0000012448920000-0x0000012448930000-memory.dmp