Analysis
- max time kernel
150s - max time network
147s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
17/07/2026, 18:27
Behavioral task
behavioral1
Sample
Windows Loader.exe
Resource
win10v2004-20260513-en
8 signatures
150 seconds
General
- Target Windows Loader.exe
- Size 3.8MB
- Sample260717-w39rhaex7w
- SHA256 2f2aba1e074f5f4baa08b524875461889f8f04d4ffc43972ac212e286022ab94
- MD5 323c0fd51071400b51eedb1be90a8188
- SHA1 0efc35935957c25193bbe9a83ab6caa25a487ada
- SHA512 4c501c7135962e2f02b68d6069f2191ddb76f990528dacd209955a44972122718b9598400ba829abab2d4345b4e1a4b93453c8e7ba42080bd492a34cf8443e7e
- SSDEEP 49152:cEYCFEvlmOmTgtFM3uK5m3imrHuiff+puWV355FXw/+zuWV355FXw/+DuWV355FP:cEYzEFTgtFM3ukm3imPnt
- TLSH T1E6164AA4A7623073D48664720096D1720A247D307B5A26679BCFCC9F3AF91DEEB5C327
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Checks BIOS information in registry 2 TTPs 2 IoCs
BIOS information is often read in order to detect sandboxing environments.
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion Windows Loader.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate Windows Loader.exe -
resource yara_rule behavioral2/memory/4092-0-0x0000000000400000-0x0000000000623000-memory.dmp upx behavioral2/memory/4092-2-0x0000000000400000-0x0000000000623000-memory.dmp upx behavioral2/memory/4092-64-0x0000000000400000-0x0000000000623000-memory.dmp upx behavioral2/memory/4092-65-0x0000000000400000-0x0000000000623000-memory.dmp upx behavioral2/memory/4092-66-0x0000000000400000-0x0000000000623000-memory.dmp upx behavioral2/memory/4092-67-0x0000000000400000-0x0000000000623000-memory.dmp upx behavioral2/memory/4092-68-0x0000000000400000-0x0000000000623000-memory.dmp upx behavioral2/memory/4092-69-0x0000000000400000-0x0000000000623000-memory.dmp upx behavioral2/memory/4092-70-0x0000000000400000-0x0000000000623000-memory.dmp upx behavioral2/memory/4092-71-0x0000000000400000-0x0000000000623000-memory.dmp upx behavioral2/memory/4092-72-0x0000000000400000-0x0000000000623000-memory.dmp upx behavioral2/memory/4092-73-0x0000000000400000-0x0000000000623000-memory.dmp upx behavioral2/memory/4092-74-0x0000000000400000-0x0000000000623000-memory.dmp upx behavioral2/memory/4092-75-0x0000000000400000-0x0000000000623000-memory.dmp upx behavioral2/memory/4092-76-0x0000000000400000-0x0000000000623000-memory.dmp upx behavioral2/memory/4092-77-0x0000000000400000-0x0000000000623000-memory.dmp upx behavioral2/memory/4092-78-0x0000000000400000-0x0000000000623000-memory.dmp upx behavioral2/memory/4092-79-0x0000000000400000-0x0000000000623000-memory.dmp upx behavioral2/memory/4092-80-0x0000000000400000-0x0000000000623000-memory.dmp upx - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- System Location Discovery: System Language Discovery 1 TTPs 1 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language Windows Loader.exe - Enumerates system info in registry 2 TTPs 2 IoCs
description ioc Process Key created \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS Windows Loader.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\BaseBoardProduct Windows Loader.exe - Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 4092 Windows Loader.exe 4092 Windows Loader.exe - Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: 33 4092 Windows Loader.exe Token: SeIncBasePriorityPrivilege 4092 Windows Loader.exe - Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 4092 Windows Loader.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\Windows Loader.exe"C:\Users\Admin\AppData\Local\Temp\Windows Loader.exe"1⤵
- Checks BIOS information in registry
- System Location Discovery: System Language Discovery
- Enumerates system info in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
PID:4092