Overview
overview
8Static
static
5Windows Lo...2.2.7z
windows7-x64
1Windows Lo...2.2.7z
windows10-2004-x64
1Windows Lo...ys.ini
windows7-x64
1Windows Lo...ys.ini
windows10-2004-x64
1Windows Lo...me.txt
windows7-x64
1Windows Lo...me.txt
windows10-2004-x64
1Windows Lo...er.exe
windows7-x64
8Windows Lo...er.exe
windows10-2004-x64
7Windows Lo...ms.md5
windows7-x64
3Windows Lo...ms.md5
windows10-2004-x64
3Analysis
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max time kernel
149s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20250314-en -
resource tags
arch:x64arch:x86image:win10v2004-20250314-enlocale:en-usos:windows10-2004-x64system -
submitted
27/03/2025, 14:05
Behavioral task
behavioral1
Sample
Windows Loader v2.2.2.7z
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
Windows Loader v2.2.2.7z
Resource
win10v2004-20250314-en
Behavioral task
behavioral3
Sample
Windows Loader v2.2.2/Keys.ini
Resource
win7-20240903-en
Behavioral task
behavioral4
Sample
Windows Loader v2.2.2/Keys.ini
Resource
win10v2004-20250314-en
Behavioral task
behavioral5
Sample
Windows Loader v2.2.2/Read me.txt
Resource
win7-20240903-en
Behavioral task
behavioral6
Sample
Windows Loader v2.2.2/Read me.txt
Resource
win10v2004-20250314-en
Behavioral task
behavioral7
Sample
Windows Loader v2.2.2/Windows Loader.exe
Resource
win7-20240903-en
Behavioral task
behavioral8
Sample
Windows Loader v2.2.2/Windows Loader.exe
Resource
win10v2004-20250314-en
Behavioral task
behavioral9
Sample
Windows Loader v2.2.2/checksums.md5
Resource
win7-20240903-en
Behavioral task
behavioral10
Sample
Windows Loader v2.2.2/checksums.md5
Resource
win10v2004-20250314-en
General
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Target
Windows Loader v2.2.2/Windows Loader.exe
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Size
3.8MB
-
MD5
323c0fd51071400b51eedb1be90a8188
-
SHA1
0efc35935957c25193bbe9a83ab6caa25a487ada
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SHA256
2f2aba1e074f5f4baa08b524875461889f8f04d4ffc43972ac212e286022ab94
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SHA512
4c501c7135962e2f02b68d6069f2191ddb76f990528dacd209955a44972122718b9598400ba829abab2d4345b4e1a4b93453c8e7ba42080bd492a34cf8443e7e
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SSDEEP
49152:cEYCFEvlmOmTgtFM3uK5m3imrHuiff+puWV355FXw/+zuWV355FXw/+DuWV355FP:cEYzEFTgtFM3ukm3imPnt
Malware Config
Signatures
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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 behavioral8/memory/3080-0-0x0000000000400000-0x0000000000623000-memory.dmp upx behavioral8/memory/3080-63-0x0000000000400000-0x0000000000623000-memory.dmp upx behavioral8/memory/3080-64-0x0000000000400000-0x0000000000623000-memory.dmp upx behavioral8/memory/3080-65-0x0000000000400000-0x0000000000623000-memory.dmp upx behavioral8/memory/3080-66-0x0000000000400000-0x0000000000623000-memory.dmp upx -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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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 3080 Windows Loader.exe 3080 Windows Loader.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: 33 3080 Windows Loader.exe Token: SeIncBasePriorityPrivilege 3080 Windows Loader.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 3080 Windows Loader.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\Windows Loader v2.2.2\Windows Loader.exe"C:\Users\Admin\AppData\Local\Temp\Windows Loader v2.2.2\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:3080