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
02/05/2024, 16:08
Static task
static1
Behavioral task
behavioral1
Sample
844d25a95681bdf377d72dc961fe7357.rtf
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
844d25a95681bdf377d72dc961fe7357.rtf
Resource
win10v2004-20240226-en
General
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Target
844d25a95681bdf377d72dc961fe7357.rtf
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Size
79KB
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MD5
844d25a95681bdf377d72dc961fe7357
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SHA1
6d4af02a91d8ab9567dd01df5e951297187d825c
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SHA256
fce215d41328ca3cc043df67cdd2adf2048e56a063dcf2ebc7b6d56c82a4b291
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SHA512
c76fe2557fe314368144cdfdf85dfa6fd78c37d0dd25f4a91678828773ca3ebe355533444e0e5a288c25bd14281baa1d9cafd785a587cffbcba3e145c78ba760
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SSDEEP
1536:Ekge5lutw2AC785LKTzfHO8txH8vznDuKqp6AQSO/ZBOACSb/m5wjeBQYVam/o:7ktw2Ao85LKTzfHOsB8r6V6AjO/ZBOAl
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 WINWORD.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString WINWORD.EXE Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 WINWORD.EXE -
Enumerates system info in registry 2 TTPs 3 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\Hardware\Description\System\BIOS WINWORD.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily WINWORD.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU WINWORD.EXE -
Suspicious behavior: AddClipboardFormatListener 2 IoCs
pid Process 1900 WINWORD.EXE 1900 WINWORD.EXE -
Suspicious use of SetWindowsHookEx 8 IoCs
pid Process 1900 WINWORD.EXE 1900 WINWORD.EXE 1900 WINWORD.EXE 1900 WINWORD.EXE 1900 WINWORD.EXE 1900 WINWORD.EXE 1900 WINWORD.EXE 1900 WINWORD.EXE
Processes
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C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE"C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\844d25a95681bdf377d72dc961fe7357.rtf" /o ""1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:1900
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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=1316 --field-trial-handle=3192,i,2785050981002401924,4037047756083432660,262144 --variations-seed-version /prefetch:81⤵PID:1320