Analysis
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max time kernel
145s -
max time network
159s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
20-03-2024 01:49
Behavioral task
behavioral1
Sample
d79c4d6578571e8fdc078906ce109177.pdf
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
d79c4d6578571e8fdc078906ce109177.pdf
Resource
win10v2004-20240226-en
General
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Target
d79c4d6578571e8fdc078906ce109177.pdf
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Size
80KB
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MD5
d79c4d6578571e8fdc078906ce109177
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SHA1
230e12193f1bc4b9dbdb88f4bbef5565f79e6c94
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SHA256
ea7dd01a65b89166db4fb34266f472380cba45b4d23874a44450f1ff41db47b7
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SHA512
16251d9659694528d04a2d59a930ac53bffe36db91cffb0ba5c30ecff56a951edd70917f21e37d59f8e62fc332b90f3383cd15677de5caebf5b2dd2a46290a86
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SSDEEP
1536:HoijsY8lpsaj6kP5Apg3ld1W9VZoqSwsoAtS1yg7mSK3j7koW:IKs5lpszkhIg3BQhSwJAtS1yAcI
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.
description 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 -
description ioc Process Key created \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 1652 AcroRd32.exe 1652 AcroRd32.exe 1652 AcroRd32.exe 1652 AcroRd32.exe 1652 AcroRd32.exe 1652 AcroRd32.exe 1652 AcroRd32.exe 1652 AcroRd32.exe 1652 AcroRd32.exe 1652 AcroRd32.exe 1652 AcroRd32.exe 1652 AcroRd32.exe 1652 AcroRd32.exe 1652 AcroRd32.exe 1652 AcroRd32.exe 1652 AcroRd32.exe 1652 AcroRd32.exe 1652 AcroRd32.exe 1652 AcroRd32.exe 1652 AcroRd32.exe 1652 AcroRd32.exe 1652 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 1652 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 5 IoCs
pid Process 1652 AcroRd32.exe 1652 AcroRd32.exe 1652 AcroRd32.exe 1652 AcroRd32.exe 1652 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 1652 wrote to memory of 1492 1652 AcroRd32.exe 103 PID 1652 wrote to memory of 1492 1652 AcroRd32.exe 103 PID 1652 wrote to memory of 1492 1652 AcroRd32.exe 103 PID 1652 wrote to memory of 1108 1652 AcroRd32.exe 108 PID 1652 wrote to memory of 1108 1652 AcroRd32.exe 108 PID 1652 wrote to memory of 1108 1652 AcroRd32.exe 108 PID 1652 wrote to memory of 4616 1652 AcroRd32.exe 110 PID 1652 wrote to memory of 4616 1652 AcroRd32.exe 110 PID 1652 wrote to memory of 4616 1652 AcroRd32.exe 110 PID 4616 wrote to memory of 2456 4616 RdrCEF.exe 113 PID 4616 wrote to memory of 2456 4616 RdrCEF.exe 113 PID 4616 wrote to memory of 2456 4616 RdrCEF.exe 113 PID 4616 wrote to memory of 2456 4616 RdrCEF.exe 113 PID 4616 wrote to memory of 2456 4616 RdrCEF.exe 113 PID 4616 wrote to memory of 2456 4616 RdrCEF.exe 113 PID 4616 wrote to memory of 2456 4616 RdrCEF.exe 113 PID 4616 wrote to memory of 2456 4616 RdrCEF.exe 113 PID 4616 wrote to memory of 2456 4616 RdrCEF.exe 113 PID 4616 wrote to memory of 2456 4616 RdrCEF.exe 113 PID 4616 wrote to memory of 2456 4616 RdrCEF.exe 113 PID 4616 wrote to memory of 2456 4616 RdrCEF.exe 113 PID 4616 wrote to memory of 2456 4616 RdrCEF.exe 113 PID 4616 wrote to memory of 2456 4616 RdrCEF.exe 113 PID 4616 wrote to memory of 2456 4616 RdrCEF.exe 113 PID 4616 wrote to memory of 2456 4616 RdrCEF.exe 113 PID 4616 wrote to memory of 2456 4616 RdrCEF.exe 113 PID 4616 wrote to memory of 2456 4616 RdrCEF.exe 113 PID 4616 wrote to memory of 2456 4616 RdrCEF.exe 113 PID 4616 wrote to memory of 2456 4616 RdrCEF.exe 113 PID 4616 wrote to memory of 2456 4616 RdrCEF.exe 113 PID 4616 wrote to memory of 2456 4616 RdrCEF.exe 113 PID 4616 wrote to memory of 2456 4616 RdrCEF.exe 113 PID 4616 wrote to memory of 2456 4616 RdrCEF.exe 113 PID 4616 wrote to memory of 2456 4616 RdrCEF.exe 113 PID 4616 wrote to memory of 2456 4616 RdrCEF.exe 113 PID 4616 wrote to memory of 2456 4616 RdrCEF.exe 113 PID 4616 wrote to memory of 2456 4616 RdrCEF.exe 113 PID 4616 wrote to memory of 2456 4616 RdrCEF.exe 113 PID 4616 wrote to memory of 2456 4616 RdrCEF.exe 113 PID 4616 wrote to memory of 2456 4616 RdrCEF.exe 113 PID 4616 wrote to memory of 2456 4616 RdrCEF.exe 113 PID 4616 wrote to memory of 2456 4616 RdrCEF.exe 113 PID 4616 wrote to memory of 2456 4616 RdrCEF.exe 113 PID 4616 wrote to memory of 2456 4616 RdrCEF.exe 113 PID 4616 wrote to memory of 2456 4616 RdrCEF.exe 113 PID 4616 wrote to memory of 2456 4616 RdrCEF.exe 113 PID 4616 wrote to memory of 2456 4616 RdrCEF.exe 113 PID 4616 wrote to memory of 2456 4616 RdrCEF.exe 113 PID 4616 wrote to memory of 2456 4616 RdrCEF.exe 113 PID 4616 wrote to memory of 2456 4616 RdrCEF.exe 113 PID 4616 wrote to memory of 3392 4616 RdrCEF.exe 114 PID 4616 wrote to memory of 3392 4616 RdrCEF.exe 114 PID 4616 wrote to memory of 3392 4616 RdrCEF.exe 114 PID 4616 wrote to memory of 3392 4616 RdrCEF.exe 114 PID 4616 wrote to memory of 3392 4616 RdrCEF.exe 114 PID 4616 wrote to memory of 3392 4616 RdrCEF.exe 114 PID 4616 wrote to memory of 3392 4616 RdrCEF.exe 114 PID 4616 wrote to memory of 3392 4616 RdrCEF.exe 114 PID 4616 wrote to memory of 3392 4616 RdrCEF.exe 114 PID 4616 wrote to memory of 3392 4616 RdrCEF.exe 114 PID 4616 wrote to memory of 3392 4616 RdrCEF.exe 114 PID 4616 wrote to memory of 3392 4616 RdrCEF.exe 114 PID 4616 wrote to memory of 3392 4616 RdrCEF.exe 114 PID 4616 wrote to memory of 3392 4616 RdrCEF.exe 114
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\d79c4d6578571e8fdc078906ce109177.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
PID:1652 -
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⤵PID:1492
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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⤵PID:1108
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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
PID:4616 -
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=939758076610A1C8F4FD7929E2113908 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:2456
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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=C8CA521BF2F62527643A19ABB64BDF9E --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=4 --enable-main-frame-before-activation --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=C8CA521BF2F62527643A19ABB64BDF9E --renderer-client-id=2 --mojo-platform-channel-handle=1800 --allow-no-sandbox-job /prefetch:13⤵PID:3392
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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=90C85F77A81D97347004A6DC0E047E25 --mojo-platform-channel-handle=2276 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:400
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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=FD48F1520173E05B061FD10DB4919F31 --mojo-platform-channel-handle=1732 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:1148
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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=72EE3F391A4E1FD6CC2C1524531923F3 --mojo-platform-channel-handle=1760 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:4628
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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=6D172335345DD26A04E6374409E3E9A1 --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=4 --enable-main-frame-before-activation --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=6D172335345DD26A04E6374409E3E9A1 --renderer-client-id=8 --mojo-platform-channel-handle=1920 --allow-no-sandbox-job /prefetch:13⤵PID:1504
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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⤵PID:2448
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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=3780 --field-trial-handle=2900,i,14549994492153927475,12895178890800740987,262144 --variations-seed-version /prefetch:81⤵PID:3364
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C:\Windows\System32\CompPkgSrv.exeC:\Windows\System32\CompPkgSrv.exe -Embedding1⤵PID:2316
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
64KB
MD5f422cddd877cbc47380f4336a7d882e8
SHA1ab6d333e9c285d9ac934a5910c391b6576e881bf
SHA256a5713ec6c906066beeab22f893826cf6614dc2713356e1bcf1631b9671066aca
SHA512202125742604e3982bef3be5cb986e025a1b1a808397507b60b3b74698c9f25d5fbd5fd4a4a6a812c7698e77b036f3302fc84a75ec1dfdc60b79652326ad5394
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Filesize
56KB
MD5752a1f26b18748311b691c7d8fc20633
SHA1c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA256111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
SHA512a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5
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Filesize
36KB
MD5b30d3becc8731792523d599d949e63f5
SHA119350257e42d7aee17fb3bf139a9d3adb330fad4
SHA256b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
SHA512523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e