Analysis
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max time kernel
57s -
max time network
55s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
01/10/2024, 22:02
Behavioral task
behavioral1
Sample
b5e78357d97da35d95dcf61681d041c71bb939046d018cb8a02a510e0f1d00ad.xls
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
b5e78357d97da35d95dcf61681d041c71bb939046d018cb8a02a510e0f1d00ad.xls
Resource
win10v2004-20240802-en
General
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Target
b5e78357d97da35d95dcf61681d041c71bb939046d018cb8a02a510e0f1d00ad.xls
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Size
192KB
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MD5
878ceaac71e9aa01e4e725653caaf916
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SHA1
819bf4ef7e2d34bd9854da9523d67c6c538b2072
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SHA256
b5e78357d97da35d95dcf61681d041c71bb939046d018cb8a02a510e0f1d00ad
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SHA512
56d2ed308c36dafcbaf6ebcfebf2f84ebb54340d019a6e859141adec5be75abd2758e3269ce21d7f4286c1606d6c31d2246228597b4e8d25917dc4404199ce7f
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SSDEEP
3072:H9XdpYkmZL4Zlt8D3676QpsaCqRK7bs/2Y6fL0/9Upyj6JJtG+2hEqqekWNL+9d6:9deLCmQ6QEsuJYVUpQP+2q0
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 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
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 2496 EXCEL.EXE -
Suspicious use of SetWindowsHookEx 12 IoCs
pid Process 2496 EXCEL.EXE 2496 EXCEL.EXE 2496 EXCEL.EXE 2496 EXCEL.EXE 2496 EXCEL.EXE 2496 EXCEL.EXE 2496 EXCEL.EXE 2496 EXCEL.EXE 2496 EXCEL.EXE 2496 EXCEL.EXE 2496 EXCEL.EXE 2496 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\b5e78357d97da35d95dcf61681d041c71bb939046d018cb8a02a510e0f1d00ad.xls"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:2496
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=4508,i,16315016104747277319,5510969007830467313,262144 --variations-seed-version --mojo-platform-channel-handle=4212 /prefetch:81⤵PID:3484