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Analysis
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max time kernel
141s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
26/03/2024, 16:58
Static task
static1
Behavioral task
behavioral1
Sample
re-march-26-2024-6488.xlsx
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
re-march-26-2024-6488.xlsx
Resource
win10v2004-20240226-en
General
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Target
re-march-26-2024-6488.xlsx
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Size
65KB
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MD5
9e46327dd0836918f038649f8325532c
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SHA1
83c62903e1961278f8d4b0a6c2156b0b33e1b12a
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SHA256
598710aa9a69861b8399bb1f756b8d69ce7270f320ab852f698a3915984d0616
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SHA512
a5fefbaf031da958b3609398c6341e162a6907d01bda2da86431f6096bae2095d7056e722d8e661361dc4400fdb969abd7cb060b0575c6c3994d5f7b398652ca
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SSDEEP
1536:VvAi3OnslDGe2eGyIvJhaaO5Ny4iUvRB75d/wSgE9pgyjxOqTR:JlOsj4yIRAzHiE/7n/tgE9pgyjxf
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 1356 EXCEL.EXE -
Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 1356 EXCEL.EXE 1356 EXCEL.EXE -
Suspicious use of SetWindowsHookEx 12 IoCs
pid Process 1356 EXCEL.EXE 1356 EXCEL.EXE 1356 EXCEL.EXE 1356 EXCEL.EXE 1356 EXCEL.EXE 1356 EXCEL.EXE 1356 EXCEL.EXE 1356 EXCEL.EXE 1356 EXCEL.EXE 1356 EXCEL.EXE 1356 EXCEL.EXE 1356 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\re-march-26-2024-6488.xlsx"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
PID:1356
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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 --no-appcompat-clear --mojo-platform-channel-handle=1408 --field-trial-handle=2744,i,16362475727591565961,3676688664819797550,262144 --variations-seed-version /prefetch:81⤵PID:2248