Analysis
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max time kernel
138s -
max time network
125s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
22-05-2024 01:24
Static task
static1
Behavioral task
behavioral1
Sample
3c077a8859d90933aece6c25430591471ac853f7af07fb24d61a0f570e5a0f36.xls
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
3c077a8859d90933aece6c25430591471ac853f7af07fb24d61a0f570e5a0f36.xls
Resource
win10v2004-20240508-en
General
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Target
3c077a8859d90933aece6c25430591471ac853f7af07fb24d61a0f570e5a0f36.xls
-
Size
830KB
-
MD5
f0c99b0d9f0b712acff188a483991174
-
SHA1
2009b4f3be5d104e2393262f0e7dc1346d11d09f
-
SHA256
3c077a8859d90933aece6c25430591471ac853f7af07fb24d61a0f570e5a0f36
-
SHA512
d224b5a4f9e38b290053f4496fead545bdb1fb0e111ca70b25301efff922401b876e453d78f26621cb5ec1d1393dc91091baea4c4c51548d95448b00ecc6893c
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SSDEEP
12288:hcNZRRTX8f1k0LjG9TSXp0ew2D7yIiLlMPfB:hU18fPG4XprLiLlM3B
Malware Config
Signatures
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Checks processor information in registry 2 TTPs 3 IoCs
Processor information is often read in order to detect sandboxing environments.
Processes:
EXCEL.EXEdescription ioc process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz EXCEL.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString EXCEL.EXE Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 EXCEL.EXE -
Enumerates system info in registry 2 TTPs 3 IoCs
Processes:
EXCEL.EXEdescription ioc process Key opened \REGISTRY\MACHINE\Hardware\Description\System\BIOS EXCEL.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily EXCEL.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU EXCEL.EXE -
Suspicious behavior: AddClipboardFormatListener 1 IoCs
Processes:
EXCEL.EXEpid process 4496 EXCEL.EXE -
Suspicious use of SetWindowsHookEx 12 IoCs
Processes:
EXCEL.EXEpid process 4496 EXCEL.EXE 4496 EXCEL.EXE 4496 EXCEL.EXE 4496 EXCEL.EXE 4496 EXCEL.EXE 4496 EXCEL.EXE 4496 EXCEL.EXE 4496 EXCEL.EXE 4496 EXCEL.EXE 4496 EXCEL.EXE 4496 EXCEL.EXE 4496 EXCEL.EXE
Processes
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C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\3c077a8859d90933aece6c25430591471ac853f7af07fb24d61a0f570e5a0f36.xls"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:4496