Analysis
- user interaction
yes - max time kernel
114s - max time network
115s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
06/10/2026, 16:50
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
Silent illusion.exe
Resource
win10v2004-20260911-en
5 signatures
900 seconds
Behavioral task
behavioral2
Sample
Silent illusion.exe
Resource
win11ltsc2024-20260911-en
5 signatures
900 seconds
General
- Target Silent illusion.exe
- Size 7.8MB
- Sample261006-vb858aaz9w
- SHA256 a232033b025f6a8373ec91dd879d4904d6a3aaea7303c471d088b4b292f5ebdd
- MD5 93488067585044c57335e8ef17ed2488
- SHA1 1e50641ce948a6b9624eac187e9a89e31470bfe7
- SHA512 d643eed7f5b258e575144d93dde66f80211e00183cae31c931dfc7147b43c8371b62ad3a7393bd69b8e5376c565d2b1603654eb634803bdd1c65bf0f56725a6d
- SSDEEP 98304:7nKmVeVhe5VlPnmB9oFEcA2YUiEZdmIn/cUwp1plB33RdY:7nZuhe5LnmBGFBA2tiEZ/UjBLY
- TLSH T17F86BF47F3A646D9C137D43C8B42E213FEB278084335A2DBA7A18A565B237E05E3E751
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
5/10
Malware Config
Signatures
- Suspicious use of NtSetInformationThreadHideFromDebugger 1 TTPs 1 IoCs
pid Process 2296 Silent illusion.exe - Executes a command shell one-liner 1 TTPs 1 IoCs
Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.
pid Process 4748 cmd.exe - 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.
description ioc Process Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Hostname Silent illusion.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Domain Silent illusion.exe - Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 2296 Silent illusion.exe 2296 Silent illusion.exe - Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2296 wrote to memory of 4748 2296 Silent illusion.exe 90 PID 4748 wrote to memory of 4560 4748 cmd.exe 92 PID 4748 wrote to memory of 1200 4748 cmd.exe 93 PID 4748 wrote to memory of 3964 4748 cmd.exe 94
Processes
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C:\Users\Admin\AppData\Local\Temp\Silent illusion.exe"C:\Users\Admin\AppData\Local\Temp\Silent illusion.exe"1⤵
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Reads the TCP/IP host and domain name from the registry
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2296 -
C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /c certutil -hashfile "C:\Users\Admin\AppData\Local\Temp\Silent illusion.exe" MD5 | find /i /v "md5" | find /i /v "certutil"2⤵
- Executes a command shell one-liner
- Suspicious use of WriteProcessMemory
PID:4748 -
C:\Windows\system32\certutil.execertutil -hashfile "C:\Users\Admin\AppData\Local\Temp\Silent illusion.exe" MD53⤵PID:4560
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C:\Windows\system32\find.exefind /i /v "md5"3⤵PID:1200
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C:\Windows\system32\find.exefind /i /v "certutil"3⤵PID:3964
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