Analysis
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max time kernel
1s -
platform
windows10-1703_x64 -
resource
win10-20240404-en -
resource tags
arch:x64arch:x86image:win10-20240404-enlocale:en-usos:windows10-1703-x64system -
submitted
19-04-2024 17:46
Behavioral task
behavioral1
Sample
1099Misc.pdf
Resource
win10-20240404-en
3 signatures
150 seconds
Behavioral task
behavioral2
Sample
Debras Tax OrganizerPDF.exe
Resource
win10-20240404-en
0 signatures
150 seconds
Behavioral task
behavioral3
Sample
g2m.dll
Resource
win10-20240404-en
4 signatures
150 seconds
General
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Target
1099Misc.pdf
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Size
130.0MB
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MD5
f158d3387c6e2cb1b482f7b7abee7e20
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SHA1
9aadedb8049339dd027a45bc733caa1f6f3dc7a9
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SHA256
c052369f476b624913e8aec1a3ba729d30b5d5f145c4c5c58d64f7d09cfa54b5
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SHA512
93e92533c93d966007eaf6fb35772e362326eb8bd321f1db28cfa98943277589a393081157a8832f162776127eb91974e3f93a2ea3475e936db1f228973bc40e
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SSDEEP
3145728:96lH+byk0ZggBznCh2HCea5bQ92NmDVr9XqnZGWp:
Score
1/10
Malware Config
Signatures
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Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
Processes:
AcroRd32.exedescription ioc process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz AcroRd32.exe Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
Processes:
AcroRd32.exepid process 4728 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 5 IoCs
Processes:
AcroRd32.exepid process 4728 AcroRd32.exe 4728 AcroRd32.exe 4728 AcroRd32.exe 4728 AcroRd32.exe 4728 AcroRd32.exe
Processes
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C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe"C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe" "C:\Users\Admin\AppData\Local\Temp\1099Misc.pdf"1⤵
- Checks processor information in registry
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx