Analysis
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max time kernel
101s -
max time network
147s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
03-11-2022 03:59
Static task
static1
Behavioral task
behavioral1
Sample
ca3b3984d2de66e49e653d0dbe00521724ce42a316645c38bacc3f8fb3c8990a.xls
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
ca3b3984d2de66e49e653d0dbe00521724ce42a316645c38bacc3f8fb3c8990a.xls
Resource
win10v2004-20220812-en
General
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Target
ca3b3984d2de66e49e653d0dbe00521724ce42a316645c38bacc3f8fb3c8990a.xls
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Size
100KB
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MD5
e8d85c3043f183f824ca72f8c047c178
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SHA1
3ef999a40fc87ed5519823e90cc97573a5732a48
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SHA256
ca3b3984d2de66e49e653d0dbe00521724ce42a316645c38bacc3f8fb3c8990a
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SHA512
55881f283d5a9ac921c636ec6d2ba066060dad6c80750cfb2138cc72c9bb4fabafb701caff1b41d8ba79e4d803773cc168c9b417359232afba36b6cd62e4de84
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SSDEEP
1536:AMMMMxgymGiEqgkWVbqF0SzQ7ITkR62lMM88SgJtXwR+M2M/Mf96h:NVWVbKZzQ7ITk9Hj1JtXwX5kUh
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.
description ioc Process Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 EXCEL.EXE 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 -
Enumerates system info in registry 2 TTPs 3 IoCs
description 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
pid Process 1308 EXCEL.EXE -
Suspicious use of SetWindowsHookEx 12 IoCs
pid Process 1308 EXCEL.EXE 1308 EXCEL.EXE 1308 EXCEL.EXE 1308 EXCEL.EXE 1308 EXCEL.EXE 1308 EXCEL.EXE 1308 EXCEL.EXE 1308 EXCEL.EXE 1308 EXCEL.EXE 1308 EXCEL.EXE 1308 EXCEL.EXE 1308 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\ca3b3984d2de66e49e653d0dbe00521724ce42a316645c38bacc3f8fb3c8990a.xls"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:1308