Analysis
- user interaction
yes - max time kernel
1s - max time network
9s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
- submitted
20/10/2026, 19:56
Errors
General
- Target WinLock.exe
- Size 227KB
- Sample261020-ynr91set3s
- SHA256 5ed4ac131a872fe75cace42b0048f304cffcddc3d9e6d988b28c21c267e8b19b
Malware Config
Signatures
- Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs
Run Powershell and hide display window.
- Adds Run key to start application 2 TTPs 2 IoCs
- Reads the TCP/IP host and domain name from the registry 1 TTPs 2 IoCs
The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.
- Suspicious use of WriteProcessMemory 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\WinLock.exe"C:\Users\Admin\AppData\Local\Temp\WinLock.exe"1⤵
- Adds Run key to start application
- Reads the TCP/IP host and domain name from the registry
- Suspicious use of WriteProcessMemory
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exepowershell.exe -NoProfile -ExecutionPolicy Bypass -WindowStyle Hidden -File "C:\Users\Admin\AppData\Local\Temp\syscfg.ps1"2⤵
- Command and Scripting Interpreter: PowerShell
-
C:\Windows\system32\ReAgentc.exe"C:\Windows\system32\ReAgentc.exe" /disable3⤵
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C:\Users\Admin\AppData\Local\Temp\WinLock.exe"C:\Users\Admin\AppData\Local\Temp\WinLock.exe"1⤵
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C:\Users\Admin\AppData\Local\Temp\WinLock.exe"C:\Users\Admin\AppData\Local\Temp\WinLock.exe" -startup1⤵
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
__PSScriptPolicyTest_k0xotbbs.qod.ps1
syscfg.ps1
memory/864-25-0x00007FFB997B0000-0x00007FFB9A154000-memory.dmp
memory/864-20-0x00007FFB997B0000-0x00007FFB9A154000-memory.dmp
memory/864-43-0x00007FFB997B0000-0x00007FFB9A154000-memory.dmp
memory/864-41-0x0000027F6CC00000-0x0000027F6CCB2000-memory.dmp
memory/864-40-0x0000027F6C9D0000-0x0000027F6C9EE000-memory.dmp
memory/864-29-0x00007FFB997B0000-0x00007FFB9A154000-memory.dmp
memory/864-27-0x00007FFB997B0000-0x00007FFB9A154000-memory.dmp
memory/864-26-0x00007FFB997B0000-0x00007FFB9A154000-memory.dmp
memory/864-18-0x00007FFB997B0000-0x00007FFB9A154000-memory.dmp
memory/864-17-0x00007FFB997B0000-0x00007FFB9A154000-memory.dmp
memory/864-24-0x00007FFB997B0000-0x00007FFB9A154000-memory.dmp
memory/864-13-0x0000027F6C960000-0x0000027F6C982000-memory.dmp
memory/864-23-0x00007FFB997B0000-0x00007FFB9A154000-memory.dmp
memory/864-22-0x00007FFB997B0000-0x00007FFB9A154000-memory.dmp
memory/5948-0-0x00007FFB9993F000-0x00007FFB99940000-memory.dmp
memory/5948-3-0x00007FFB997B0000-0x00007FFB9A154000-memory.dmp
memory/5948-15-0x00007FFB997B0000-0x00007FFB9A154000-memory.dmp
memory/5948-14-0x00007FFB997B0000-0x00007FFB9A154000-memory.dmp
memory/5948-1-0x000001F3CFB80000-0x000001F3CFBC0000-memory.dmp
memory/5948-28-0x00007FFB997B0000-0x00007FFB9A154000-memory.dmp
memory/5948-2-0x00007FFB997B0000-0x00007FFB9A154000-memory.dmp
memory/5948-7-0x00007FFB997B0000-0x00007FFB9A154000-memory.dmp
memory/5948-6-0x00007FFB997B0000-0x00007FFB9A154000-memory.dmp
memory/5948-4-0x00007FFB997B0000-0x00007FFB9A154000-memory.dmp