Analysis
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max time kernel
82s -
max time network
145s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
28-10-2022 07:38
Behavioral task
behavioral1
Sample
a8f5a6f0cf3b07da374cfb174e655b328554424ba87a719474b43383ea12dc5d.pdf
Resource
win7-20220901-en
Behavioral task
behavioral2
Sample
a8f5a6f0cf3b07da374cfb174e655b328554424ba87a719474b43383ea12dc5d.pdf
Resource
win10v2004-20220812-en
General
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Target
a8f5a6f0cf3b07da374cfb174e655b328554424ba87a719474b43383ea12dc5d.pdf
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Size
2.0MB
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MD5
2b851e596b127f64e6592c4172aa62fd
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SHA1
c33501d4f9d6736d9ddf6624ed278e7b7f150220
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SHA256
a8f5a6f0cf3b07da374cfb174e655b328554424ba87a719474b43383ea12dc5d
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SHA512
fa0ca95d42b7ccb5af9a37867414a44937aba2d94d0b4f66db70e57420c41e7deb72dab3fbe4221934313378bd027cca8aed139409a5bf8dbd76be274772cda2
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SSDEEP
49152:3h3KcJVDBnhYQt0enk+QWihD5YXvoAzQxwEEmYserg:x3KcDNh66QZDugAmwjmYsv
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-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
Processes:
AcroRd32.exepid process 2784 AcroRd32.exe 2784 AcroRd32.exe 2784 AcroRd32.exe 2784 AcroRd32.exe 2784 AcroRd32.exe 2784 AcroRd32.exe 2784 AcroRd32.exe 2784 AcroRd32.exe 2784 AcroRd32.exe 2784 AcroRd32.exe 2784 AcroRd32.exe 2784 AcroRd32.exe 2784 AcroRd32.exe 2784 AcroRd32.exe 2784 AcroRd32.exe 2784 AcroRd32.exe 2784 AcroRd32.exe 2784 AcroRd32.exe 2784 AcroRd32.exe 2784 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
Processes:
AcroRd32.exepid process 2784 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 6 IoCs
Processes:
AcroRd32.exepid process 2784 AcroRd32.exe 2784 AcroRd32.exe 2784 AcroRd32.exe 2784 AcroRd32.exe 2784 AcroRd32.exe 2784 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
Processes:
AcroRd32.exeRdrCEF.exedescription pid process target process PID 2784 wrote to memory of 1060 2784 AcroRd32.exe RdrCEF.exe PID 2784 wrote to memory of 1060 2784 AcroRd32.exe RdrCEF.exe PID 2784 wrote to memory of 1060 2784 AcroRd32.exe RdrCEF.exe PID 1060 wrote to memory of 3336 1060 RdrCEF.exe RdrCEF.exe PID 1060 wrote to memory of 3336 1060 RdrCEF.exe RdrCEF.exe PID 1060 wrote to memory of 3336 1060 RdrCEF.exe RdrCEF.exe PID 1060 wrote to memory of 3336 1060 RdrCEF.exe RdrCEF.exe PID 1060 wrote to memory of 3336 1060 RdrCEF.exe RdrCEF.exe PID 1060 wrote to memory of 3336 1060 RdrCEF.exe RdrCEF.exe PID 1060 wrote to memory of 3336 1060 RdrCEF.exe RdrCEF.exe PID 1060 wrote to memory of 3336 1060 RdrCEF.exe RdrCEF.exe PID 1060 wrote to memory of 3336 1060 RdrCEF.exe RdrCEF.exe PID 1060 wrote to memory of 3336 1060 RdrCEF.exe RdrCEF.exe PID 1060 wrote to memory of 3336 1060 RdrCEF.exe RdrCEF.exe PID 1060 wrote to memory of 3336 1060 RdrCEF.exe RdrCEF.exe PID 1060 wrote to memory of 3336 1060 RdrCEF.exe RdrCEF.exe PID 1060 wrote to memory of 3336 1060 RdrCEF.exe RdrCEF.exe PID 1060 wrote to memory of 3336 1060 RdrCEF.exe RdrCEF.exe PID 1060 wrote to memory of 3336 1060 RdrCEF.exe RdrCEF.exe PID 1060 wrote to memory of 3336 1060 RdrCEF.exe RdrCEF.exe PID 1060 wrote to memory of 3336 1060 RdrCEF.exe RdrCEF.exe PID 1060 wrote to memory of 3336 1060 RdrCEF.exe RdrCEF.exe PID 1060 wrote to memory of 3336 1060 RdrCEF.exe RdrCEF.exe PID 1060 wrote to memory of 3336 1060 RdrCEF.exe RdrCEF.exe PID 1060 wrote to memory of 3336 1060 RdrCEF.exe RdrCEF.exe PID 1060 wrote to memory of 3336 1060 RdrCEF.exe RdrCEF.exe PID 1060 wrote to memory of 3336 1060 RdrCEF.exe RdrCEF.exe PID 1060 wrote to memory of 3336 1060 RdrCEF.exe RdrCEF.exe PID 1060 wrote to memory of 3336 1060 RdrCEF.exe RdrCEF.exe PID 1060 wrote to memory of 3336 1060 RdrCEF.exe RdrCEF.exe PID 1060 wrote to memory of 3336 1060 RdrCEF.exe RdrCEF.exe PID 1060 wrote to memory of 3336 1060 RdrCEF.exe RdrCEF.exe PID 1060 wrote to memory of 3336 1060 RdrCEF.exe RdrCEF.exe PID 1060 wrote to memory of 3336 1060 RdrCEF.exe RdrCEF.exe PID 1060 wrote to memory of 3336 1060 RdrCEF.exe RdrCEF.exe PID 1060 wrote to memory of 3336 1060 RdrCEF.exe RdrCEF.exe PID 1060 wrote to memory of 3336 1060 RdrCEF.exe RdrCEF.exe PID 1060 wrote to memory of 3336 1060 RdrCEF.exe RdrCEF.exe PID 1060 wrote to memory of 3336 1060 RdrCEF.exe RdrCEF.exe PID 1060 wrote to memory of 3336 1060 RdrCEF.exe RdrCEF.exe PID 1060 wrote to memory of 3336 1060 RdrCEF.exe RdrCEF.exe PID 1060 wrote to memory of 3336 1060 RdrCEF.exe RdrCEF.exe PID 1060 wrote to memory of 3336 1060 RdrCEF.exe RdrCEF.exe PID 1060 wrote to memory of 3336 1060 RdrCEF.exe RdrCEF.exe PID 1060 wrote to memory of 3336 1060 RdrCEF.exe RdrCEF.exe PID 1060 wrote to memory of 3336 1060 RdrCEF.exe RdrCEF.exe PID 1060 wrote to memory of 3484 1060 RdrCEF.exe RdrCEF.exe PID 1060 wrote to memory of 3484 1060 RdrCEF.exe RdrCEF.exe PID 1060 wrote to memory of 3484 1060 RdrCEF.exe RdrCEF.exe PID 1060 wrote to memory of 3484 1060 RdrCEF.exe RdrCEF.exe PID 1060 wrote to memory of 3484 1060 RdrCEF.exe RdrCEF.exe PID 1060 wrote to memory of 3484 1060 RdrCEF.exe RdrCEF.exe PID 1060 wrote to memory of 3484 1060 RdrCEF.exe RdrCEF.exe PID 1060 wrote to memory of 3484 1060 RdrCEF.exe RdrCEF.exe PID 1060 wrote to memory of 3484 1060 RdrCEF.exe RdrCEF.exe PID 1060 wrote to memory of 3484 1060 RdrCEF.exe RdrCEF.exe PID 1060 wrote to memory of 3484 1060 RdrCEF.exe RdrCEF.exe PID 1060 wrote to memory of 3484 1060 RdrCEF.exe RdrCEF.exe PID 1060 wrote to memory of 3484 1060 RdrCEF.exe RdrCEF.exe PID 1060 wrote to memory of 3484 1060 RdrCEF.exe RdrCEF.exe PID 1060 wrote to memory of 3484 1060 RdrCEF.exe RdrCEF.exe PID 1060 wrote to memory of 3484 1060 RdrCEF.exe RdrCEF.exe PID 1060 wrote to memory of 3484 1060 RdrCEF.exe RdrCEF.exe PID 1060 wrote to memory of 3484 1060 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\a8f5a6f0cf3b07da374cfb174e655b328554424ba87a719474b43383ea12dc5d.pdf"1⤵
- Checks processor information in registry
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
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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" --backgroundcolor=165140432⤵
- Suspicious use of WriteProcessMemory
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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=DD525318AAE94CE225C709C0CA7ADAE9 --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=DD525318AAE94CE225C709C0CA7ADAE9 --renderer-client-id=2 --mojo-platform-channel-handle=1744 --allow-no-sandbox-job /prefetch:13⤵
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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=708630F17C843A451B3089BA10B2262D --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
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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=A1D9B24011B546C809DA866BFCDC3160 --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=A1D9B24011B546C809DA866BFCDC3160 --renderer-client-id=4 --mojo-platform-channel-handle=2180 --allow-no-sandbox-job /prefetch:13⤵
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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=91A604AFE0B12C10AE56D2F1E4830290 --mojo-platform-channel-handle=2576 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
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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=DBBDDFA7A56ABC5283BFCF6BC2CD8868 --mojo-platform-channel-handle=2704 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
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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=009C023185BA3E583C187D7BBFF300E6 --mojo-platform-channel-handle=2680 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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memory/1060-132-0x0000000000000000-mapping.dmp
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memory/1096-150-0x0000000000000000-mapping.dmp
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memory/2328-153-0x0000000000000000-mapping.dmp
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memory/3336-134-0x0000000000000000-mapping.dmp
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memory/3484-137-0x0000000000000000-mapping.dmp
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memory/4440-142-0x0000000000000000-mapping.dmp
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memory/4620-147-0x0000000000000000-mapping.dmp