Analysis
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max time kernel
172s -
max time network
192s -
platform
windows10-2004_x64 -
resource
win10v2004-20221111-en -
resource tags
arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system -
submitted
23-11-2022 14:40
Behavioral task
behavioral1
Sample
E4DBB3BE6D095C11F0EE9844A9E9AB5A1021A567049FA5D22FEA4CC091E5DEF9.pdf
Resource
win7-20221111-en
Behavioral task
behavioral2
Sample
E4DBB3BE6D095C11F0EE9844A9E9AB5A1021A567049FA5D22FEA4CC091E5DEF9.pdf
Resource
win10v2004-20221111-en
General
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Target
E4DBB3BE6D095C11F0EE9844A9E9AB5A1021A567049FA5D22FEA4CC091E5DEF9.pdf
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Size
70KB
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MD5
f791ab035d8dc67d43503a2be6d1bf45
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SHA1
e42b20baa0609a3597791201fde004fdaa3eb02e
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SHA256
e4dbb3be6d095c11f0ee9844a9e9ab5a1021a567049fa5d22fea4cc091e5def9
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SHA512
33462319a9636fef2fc09dcaea88b2ed3facc3bd488e69f0c6066d61db2f33c5937234d32043ea7f43d37ef41c5a75dfc0bf4771d5fe7220d663600b9acc3e1d
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SSDEEP
1536:Js+XVm/FqhcQDe9wrbtH9S1vAYSsG2xVVLIrEtDw+hRrndevNA:Js+XmqhhDBdMAYZlTLQEtc+h9ndB
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-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
Processes:
AcroRd32.exepid process 5072 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
Processes:
AcroRd32.exepid process 5072 AcroRd32.exe 5072 AcroRd32.exe 5072 AcroRd32.exe 5072 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
Processes:
AcroRd32.exeRdrCEF.exedescription pid process target process PID 5072 wrote to memory of 3228 5072 AcroRd32.exe RdrCEF.exe PID 5072 wrote to memory of 3228 5072 AcroRd32.exe RdrCEF.exe PID 5072 wrote to memory of 3228 5072 AcroRd32.exe RdrCEF.exe PID 3228 wrote to memory of 4980 3228 RdrCEF.exe RdrCEF.exe PID 3228 wrote to memory of 4980 3228 RdrCEF.exe RdrCEF.exe PID 3228 wrote to memory of 4980 3228 RdrCEF.exe RdrCEF.exe PID 3228 wrote to memory of 4980 3228 RdrCEF.exe RdrCEF.exe PID 3228 wrote to memory of 4980 3228 RdrCEF.exe RdrCEF.exe PID 3228 wrote to memory of 4980 3228 RdrCEF.exe RdrCEF.exe PID 3228 wrote to memory of 4980 3228 RdrCEF.exe RdrCEF.exe PID 3228 wrote to memory of 4980 3228 RdrCEF.exe RdrCEF.exe PID 3228 wrote to memory of 4980 3228 RdrCEF.exe RdrCEF.exe PID 3228 wrote to memory of 4980 3228 RdrCEF.exe RdrCEF.exe PID 3228 wrote to memory of 4980 3228 RdrCEF.exe RdrCEF.exe PID 3228 wrote to memory of 4980 3228 RdrCEF.exe RdrCEF.exe PID 3228 wrote to memory of 4980 3228 RdrCEF.exe RdrCEF.exe PID 3228 wrote to memory of 4980 3228 RdrCEF.exe RdrCEF.exe PID 3228 wrote to memory of 4980 3228 RdrCEF.exe RdrCEF.exe PID 3228 wrote to memory of 4980 3228 RdrCEF.exe RdrCEF.exe PID 3228 wrote to memory of 4980 3228 RdrCEF.exe RdrCEF.exe PID 3228 wrote to memory of 4980 3228 RdrCEF.exe RdrCEF.exe PID 3228 wrote to memory of 4980 3228 RdrCEF.exe RdrCEF.exe PID 3228 wrote to memory of 4980 3228 RdrCEF.exe RdrCEF.exe PID 3228 wrote to memory of 4980 3228 RdrCEF.exe RdrCEF.exe PID 3228 wrote to memory of 4980 3228 RdrCEF.exe RdrCEF.exe PID 3228 wrote to memory of 4980 3228 RdrCEF.exe RdrCEF.exe PID 3228 wrote to memory of 4980 3228 RdrCEF.exe RdrCEF.exe PID 3228 wrote to memory of 4980 3228 RdrCEF.exe RdrCEF.exe PID 3228 wrote to memory of 4980 3228 RdrCEF.exe RdrCEF.exe PID 3228 wrote to memory of 4980 3228 RdrCEF.exe RdrCEF.exe PID 3228 wrote to memory of 4980 3228 RdrCEF.exe RdrCEF.exe PID 3228 wrote to memory of 4980 3228 RdrCEF.exe RdrCEF.exe PID 3228 wrote to memory of 4980 3228 RdrCEF.exe RdrCEF.exe PID 3228 wrote to memory of 4980 3228 RdrCEF.exe RdrCEF.exe PID 3228 wrote to memory of 4980 3228 RdrCEF.exe RdrCEF.exe PID 3228 wrote to memory of 4980 3228 RdrCEF.exe RdrCEF.exe PID 3228 wrote to memory of 4980 3228 RdrCEF.exe RdrCEF.exe PID 3228 wrote to memory of 4980 3228 RdrCEF.exe RdrCEF.exe PID 3228 wrote to memory of 4980 3228 RdrCEF.exe RdrCEF.exe PID 3228 wrote to memory of 4980 3228 RdrCEF.exe RdrCEF.exe PID 3228 wrote to memory of 4980 3228 RdrCEF.exe RdrCEF.exe PID 3228 wrote to memory of 4980 3228 RdrCEF.exe RdrCEF.exe PID 3228 wrote to memory of 4980 3228 RdrCEF.exe RdrCEF.exe PID 3228 wrote to memory of 4980 3228 RdrCEF.exe RdrCEF.exe PID 3228 wrote to memory of 3448 3228 RdrCEF.exe RdrCEF.exe PID 3228 wrote to memory of 3448 3228 RdrCEF.exe RdrCEF.exe PID 3228 wrote to memory of 3448 3228 RdrCEF.exe RdrCEF.exe PID 3228 wrote to memory of 3448 3228 RdrCEF.exe RdrCEF.exe PID 3228 wrote to memory of 3448 3228 RdrCEF.exe RdrCEF.exe PID 3228 wrote to memory of 3448 3228 RdrCEF.exe RdrCEF.exe PID 3228 wrote to memory of 3448 3228 RdrCEF.exe RdrCEF.exe PID 3228 wrote to memory of 3448 3228 RdrCEF.exe RdrCEF.exe PID 3228 wrote to memory of 3448 3228 RdrCEF.exe RdrCEF.exe PID 3228 wrote to memory of 3448 3228 RdrCEF.exe RdrCEF.exe PID 3228 wrote to memory of 3448 3228 RdrCEF.exe RdrCEF.exe PID 3228 wrote to memory of 3448 3228 RdrCEF.exe RdrCEF.exe PID 3228 wrote to memory of 3448 3228 RdrCEF.exe RdrCEF.exe PID 3228 wrote to memory of 3448 3228 RdrCEF.exe RdrCEF.exe PID 3228 wrote to memory of 3448 3228 RdrCEF.exe RdrCEF.exe PID 3228 wrote to memory of 3448 3228 RdrCEF.exe RdrCEF.exe PID 3228 wrote to memory of 3448 3228 RdrCEF.exe RdrCEF.exe PID 3228 wrote to memory of 3448 3228 RdrCEF.exe RdrCEF.exe PID 3228 wrote to memory of 3448 3228 RdrCEF.exe RdrCEF.exe PID 3228 wrote to memory of 3448 3228 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\E4DBB3BE6D095C11F0EE9844A9E9AB5A1021A567049FA5D22FEA4CC091E5DEF9.pdf"1⤵
- Checks processor information in registry
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:5072 -
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:3228 -
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=7C7E4D5439D1F8400E3423ECD2F6B9BE --mojo-platform-channel-handle=1764 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:4980
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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=1368884F5BE989F363C9456A8892017F --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=1368884F5BE989F363C9456A8892017F --renderer-client-id=2 --mojo-platform-channel-handle=1780 --allow-no-sandbox-job /prefetch:13⤵PID:3448
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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=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=7278BA11FB76FAB6A989B3B2E586EF6B --mojo-platform-channel-handle=2308 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:2280
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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=5F5B6079D9E195693907273C7F42F418 --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=5F5B6079D9E195693907273C7F42F418 --renderer-client-id=5 --mojo-platform-channel-handle=2424 --allow-no-sandbox-job /prefetch:13⤵PID:2920
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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=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=86AB8A6C201CB87E4E880FEDF2811BD4 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:2104
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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=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=410A496F92D3377CFCD8774E8B26A3BE --mojo-platform-channel-handle=1872 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:3556