Analysis
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max time kernel
10s -
max time network
13s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
23-10-2022 16:10
Behavioral task
behavioral1
Sample
a97040efe72d3ee316c5237ec5bb6bbb4f9458749f171d322b927b8fd063ce5c.pdf
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
a97040efe72d3ee316c5237ec5bb6bbb4f9458749f171d322b927b8fd063ce5c.pdf
Resource
win10v2004-20220812-en
General
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Target
a97040efe72d3ee316c5237ec5bb6bbb4f9458749f171d322b927b8fd063ce5c.pdf
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Size
29KB
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MD5
d0e8aef7aeea785cf26eb0c5cc2935ee
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SHA1
bc15b199579c297c5ef079010c9d6b4bf189b16a
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SHA256
a97040efe72d3ee316c5237ec5bb6bbb4f9458749f171d322b927b8fd063ce5c
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SHA512
ffd4c29cddd1f72231972fd42b588c9d1713f6f05ffd45b82d2238e12a8a918032e0e257ca2ece2e86ebc9dc95087d4b1512d1f9a449850a5cf933f936f8033f
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SSDEEP
768:eZ1wpe/miW96hkjsr5AUgYcg92ZSMMkqt+1Bgz9oByNI+1:WeGBlOrHqt0Gz9oBA
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 opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 AcroRd32.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz AcroRd32.exe -
Processes:
AcroRd32.exedescription ioc process Key created \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
Processes:
AcroRd32.exepid process 5016 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 5 IoCs
Processes:
AcroRd32.exepid process 5016 AcroRd32.exe 5016 AcroRd32.exe 5016 AcroRd32.exe 5016 AcroRd32.exe 5016 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
Processes:
AcroRd32.exeRdrCEF.exedescription pid process target process PID 5016 wrote to memory of 216 5016 AcroRd32.exe RdrCEF.exe PID 5016 wrote to memory of 216 5016 AcroRd32.exe RdrCEF.exe PID 5016 wrote to memory of 216 5016 AcroRd32.exe RdrCEF.exe PID 216 wrote to memory of 3348 216 RdrCEF.exe RdrCEF.exe PID 216 wrote to memory of 3348 216 RdrCEF.exe RdrCEF.exe PID 216 wrote to memory of 3348 216 RdrCEF.exe RdrCEF.exe PID 216 wrote to memory of 3348 216 RdrCEF.exe RdrCEF.exe PID 216 wrote to memory of 3348 216 RdrCEF.exe RdrCEF.exe PID 216 wrote to memory of 3348 216 RdrCEF.exe RdrCEF.exe PID 216 wrote to memory of 3348 216 RdrCEF.exe RdrCEF.exe PID 216 wrote to memory of 3348 216 RdrCEF.exe RdrCEF.exe PID 216 wrote to memory of 3348 216 RdrCEF.exe RdrCEF.exe PID 216 wrote to memory of 3348 216 RdrCEF.exe RdrCEF.exe PID 216 wrote to memory of 3348 216 RdrCEF.exe RdrCEF.exe PID 216 wrote to memory of 3348 216 RdrCEF.exe RdrCEF.exe PID 216 wrote to memory of 3348 216 RdrCEF.exe RdrCEF.exe PID 216 wrote to memory of 3348 216 RdrCEF.exe RdrCEF.exe PID 216 wrote to memory of 3348 216 RdrCEF.exe RdrCEF.exe PID 216 wrote to memory of 3348 216 RdrCEF.exe RdrCEF.exe PID 216 wrote to memory of 3348 216 RdrCEF.exe RdrCEF.exe PID 216 wrote to memory of 3348 216 RdrCEF.exe RdrCEF.exe PID 216 wrote to memory of 3348 216 RdrCEF.exe RdrCEF.exe PID 216 wrote to memory of 3348 216 RdrCEF.exe RdrCEF.exe PID 216 wrote to memory of 3348 216 RdrCEF.exe RdrCEF.exe PID 216 wrote to memory of 3348 216 RdrCEF.exe RdrCEF.exe PID 216 wrote to memory of 3348 216 RdrCEF.exe RdrCEF.exe PID 216 wrote to memory of 3348 216 RdrCEF.exe RdrCEF.exe PID 216 wrote to memory of 3348 216 RdrCEF.exe RdrCEF.exe PID 216 wrote to memory of 3348 216 RdrCEF.exe RdrCEF.exe PID 216 wrote to memory of 3348 216 RdrCEF.exe RdrCEF.exe PID 216 wrote to memory of 3348 216 RdrCEF.exe RdrCEF.exe PID 216 wrote to memory of 3348 216 RdrCEF.exe RdrCEF.exe PID 216 wrote to memory of 3348 216 RdrCEF.exe RdrCEF.exe PID 216 wrote to memory of 3348 216 RdrCEF.exe RdrCEF.exe PID 216 wrote to memory of 3348 216 RdrCEF.exe RdrCEF.exe PID 216 wrote to memory of 3348 216 RdrCEF.exe RdrCEF.exe PID 216 wrote to memory of 3348 216 RdrCEF.exe RdrCEF.exe PID 216 wrote to memory of 3348 216 RdrCEF.exe RdrCEF.exe PID 216 wrote to memory of 3348 216 RdrCEF.exe RdrCEF.exe PID 216 wrote to memory of 3348 216 RdrCEF.exe RdrCEF.exe PID 216 wrote to memory of 3348 216 RdrCEF.exe RdrCEF.exe PID 216 wrote to memory of 3348 216 RdrCEF.exe RdrCEF.exe PID 216 wrote to memory of 3348 216 RdrCEF.exe RdrCEF.exe PID 216 wrote to memory of 3348 216 RdrCEF.exe RdrCEF.exe PID 216 wrote to memory of 3152 216 RdrCEF.exe RdrCEF.exe PID 216 wrote to memory of 3152 216 RdrCEF.exe RdrCEF.exe PID 216 wrote to memory of 3152 216 RdrCEF.exe RdrCEF.exe PID 216 wrote to memory of 3152 216 RdrCEF.exe RdrCEF.exe PID 216 wrote to memory of 3152 216 RdrCEF.exe RdrCEF.exe PID 216 wrote to memory of 3152 216 RdrCEF.exe RdrCEF.exe PID 216 wrote to memory of 3152 216 RdrCEF.exe RdrCEF.exe PID 216 wrote to memory of 3152 216 RdrCEF.exe RdrCEF.exe PID 216 wrote to memory of 3152 216 RdrCEF.exe RdrCEF.exe PID 216 wrote to memory of 3152 216 RdrCEF.exe RdrCEF.exe PID 216 wrote to memory of 3152 216 RdrCEF.exe RdrCEF.exe PID 216 wrote to memory of 3152 216 RdrCEF.exe RdrCEF.exe PID 216 wrote to memory of 3152 216 RdrCEF.exe RdrCEF.exe PID 216 wrote to memory of 3152 216 RdrCEF.exe RdrCEF.exe PID 216 wrote to memory of 3152 216 RdrCEF.exe RdrCEF.exe PID 216 wrote to memory of 3152 216 RdrCEF.exe RdrCEF.exe PID 216 wrote to memory of 3152 216 RdrCEF.exe RdrCEF.exe PID 216 wrote to memory of 3152 216 RdrCEF.exe RdrCEF.exe PID 216 wrote to memory of 3152 216 RdrCEF.exe RdrCEF.exe PID 216 wrote to memory of 3152 216 RdrCEF.exe RdrCEF.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\a97040efe72d3ee316c5237ec5bb6bbb4f9458749f171d322b927b8fd063ce5c.pdf"1⤵
- Checks processor information in registry
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:5016 -
C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe"C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --backgroundcolor=165140432⤵
- Suspicious use of WriteProcessMemory
PID:216 -
C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe"C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --type=gpu-process --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --gpu-preferences=GAAAAAAAAAAAB4AAAQAAAAAAAAAAAGAA --use-gl=swiftshader-webgl --gpu-vendor-id=0x1234 --gpu-device-id=0x1111 --gpu-driver-vendor="Google Inc." --gpu-driver-version=3.3.0.2 --gpu-driver-date=2017/04/07 --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --service-request-channel-token=E8B0926C479A9A79D314E588B304ECDF --mojo-platform-channel-handle=1752 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:3348
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C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe"C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --type=renderer --disable-browser-side-navigation --disable-gpu-compositing --service-pipe-token=3D7E3CDB82808A1768542A4D4FA1FF29 --lang=en-US --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --enable-pinch --device-scale-factor=1 --num-raster-threads=1 --enable-gpu-async-worker-context --content-image-texture-target=0,0,3553;0,1,3553;0,2,3553;0,3,3553;0,4,3553;0,5,3553;0,6,3553;0,7,3553;0,8,3553;0,9,3553;0,10,3553;0,11,3553;0,12,3553;0,13,3553;0,14,3553;0,15,3553;0,16,3553;0,17,3553;0,18,3553;1,0,3553;1,1,3553;1,2,3553;1,3,3553;1,4,3553;1,5,3553;1,6,3553;1,7,3553;1,8,3553;1,9,3553;1,10,3553;1,11,3553;1,12,3553;1,13,3553;1,14,3553;1,15,3553;1,16,3553;1,17,3553;1,18,3553;2,0,3553;2,1,3553;2,2,3553;2,3,3553;2,4,3553;2,5,3553;2,6,3553;2,7,3553;2,8,3553;2,9,3553;2,10,3553;2,11,3553;2,12,3553;2,13,3553;2,14,3553;2,15,3553;2,16,3553;2,17,3553;2,18,3553;3,0,3553;3,1,3553;3,2,3553;3,3,3553;3,4,3553;3,5,3553;3,6,3553;3,7,3553;3,8,3553;3,9,3553;3,10,3553;3,11,3553;3,12,3553;3,13,3553;3,14,3553;3,15,3553;3,16,3553;3,17,3553;3,18,3553;4,0,3553;4,1,3553;4,2,3553;4,3,3553;4,4,3553;4,5,3553;4,6,3553;4,7,3553;4,8,3553;4,9,3553;4,10,3553;4,11,3553;4,12,3553;4,13,3553;4,14,3553;4,15,3553;4,16,3553;4,17,3553;4,18,3553;5,0,3553;5,1,3553;5,2,3553;5,3,3553;5,4,3553;5,5,3553;5,6,3553;5,7,3553;5,8,3553;5,9,3553;5,10,3553;5,11,3553;5,12,3553;5,13,3553;5,14,3553;5,15,3553;5,16,3553;5,17,3553;5,18,3553;6,0,3553;6,1,3553;6,2,3553;6,3,3553;6,4,3553;6,5,3553;6,6,3553;6,7,3553;6,8,3553;6,9,3553;6,10,3553;6,11,3553;6,12,3553;6,13,3553;6,14,3553;6,15,3553;6,16,3553;6,17,3553;6,18,3553 --disable-accelerated-video-decode --service-request-channel-token=3D7E3CDB82808A1768542A4D4FA1FF29 --renderer-client-id=2 --mojo-platform-channel-handle=1756 --allow-no-sandbox-job /prefetch:13⤵PID:3152
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C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe"C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --type=renderer --disable-browser-side-navigation --disable-gpu-compositing --service-pipe-token=D2B451F7313388CB2C1624B14E649D57 --lang=en-US --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --enable-pinch --device-scale-factor=1 --num-raster-threads=1 --enable-gpu-async-worker-context --content-image-texture-target=0,0,3553;0,1,3553;0,2,3553;0,3,3553;0,4,3553;0,5,3553;0,6,3553;0,7,3553;0,8,3553;0,9,3553;0,10,3553;0,11,3553;0,12,3553;0,13,3553;0,14,3553;0,15,3553;0,16,3553;0,17,3553;0,18,3553;1,0,3553;1,1,3553;1,2,3553;1,3,3553;1,4,3553;1,5,3553;1,6,3553;1,7,3553;1,8,3553;1,9,3553;1,10,3553;1,11,3553;1,12,3553;1,13,3553;1,14,3553;1,15,3553;1,16,3553;1,17,3553;1,18,3553;2,0,3553;2,1,3553;2,2,3553;2,3,3553;2,4,3553;2,5,3553;2,6,3553;2,7,3553;2,8,3553;2,9,3553;2,10,3553;2,11,3553;2,12,3553;2,13,3553;2,14,3553;2,15,3553;2,16,3553;2,17,3553;2,18,3553;3,0,3553;3,1,3553;3,2,3553;3,3,3553;3,4,3553;3,5,3553;3,6,3553;3,7,3553;3,8,3553;3,9,3553;3,10,3553;3,11,3553;3,12,3553;3,13,3553;3,14,3553;3,15,3553;3,16,3553;3,17,3553;3,18,3553;4,0,3553;4,1,3553;4,2,3553;4,3,3553;4,4,3553;4,5,3553;4,6,3553;4,7,3553;4,8,3553;4,9,3553;4,10,3553;4,11,3553;4,12,3553;4,13,3553;4,14,3553;4,15,3553;4,16,3553;4,17,3553;4,18,3553;5,0,3553;5,1,3553;5,2,3553;5,3,3553;5,4,3553;5,5,3553;5,6,3553;5,7,3553;5,8,3553;5,9,3553;5,10,3553;5,11,3553;5,12,3553;5,13,3553;5,14,3553;5,15,3553;5,16,3553;5,17,3553;5,18,3553;6,0,3553;6,1,3553;6,2,3553;6,3,3553;6,4,3553;6,5,3553;6,6,3553;6,7,3553;6,8,3553;6,9,3553;6,10,3553;6,11,3553;6,12,3553;6,13,3553;6,14,3553;6,15,3553;6,16,3553;6,17,3553;6,18,3553 --disable-accelerated-video-decode --service-request-channel-token=D2B451F7313388CB2C1624B14E649D57 --renderer-client-id=4 --mojo-platform-channel-handle=2196 --allow-no-sandbox-job /prefetch:13⤵PID:1964
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C:\Windows\System32\CompPkgSrv.exeC:\Windows\System32\CompPkgSrv.exe -Embedding1⤵PID:3108