Analysis
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max time kernel
153s -
max time network
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platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
28-02-2024 18:46
Behavioral task
behavioral1
Sample
ac965d5641729ab79d36edb860a41f10.pdf
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
ac965d5641729ab79d36edb860a41f10.pdf
Resource
win10v2004-20240226-en
General
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Target
ac965d5641729ab79d36edb860a41f10.pdf
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Size
87KB
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MD5
ac965d5641729ab79d36edb860a41f10
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SHA1
cafd0d861209266fb820a8ef574e9e16acdcc1eb
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SHA256
e4c18be48cfe0f5666a10e55527e0c17d5366e61c9ecd672c36e7f744bdc673d
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SHA512
4b0516dacd98f8197ead99109a452dea21db15ceccaf097504480ed7e0bf554880ca186841862eb5eeb6dcad44b7ede760d9123ef451f2b78fae04e37bc2e3cc
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SSDEEP
1536:ovThwZsYVcK7EuA8COLr2Sy1g/DP5k3Qx0Ozc7PLTsx9oHXWuYYR2Mfx06h6UW8h:iT0sYn7EuA8JZyFQqOQ7PLTsAtfx06Uc
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 opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 AcroRd32.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz 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 1220 AcroRd32.exe 1220 AcroRd32.exe 1220 AcroRd32.exe 1220 AcroRd32.exe 1220 AcroRd32.exe 1220 AcroRd32.exe 1220 AcroRd32.exe 1220 AcroRd32.exe 1220 AcroRd32.exe 1220 AcroRd32.exe 1220 AcroRd32.exe 1220 AcroRd32.exe 1220 AcroRd32.exe 1220 AcroRd32.exe 1220 AcroRd32.exe 1220 AcroRd32.exe 1220 AcroRd32.exe 1220 AcroRd32.exe 1220 AcroRd32.exe 1220 AcroRd32.exe 1220 AcroRd32.exe 1220 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 1220 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 5 IoCs
pid Process 1220 AcroRd32.exe 1220 AcroRd32.exe 1220 AcroRd32.exe 1220 AcroRd32.exe 1220 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 1220 wrote to memory of 4852 1220 AcroRd32.exe 98 PID 1220 wrote to memory of 4852 1220 AcroRd32.exe 98 PID 1220 wrote to memory of 4852 1220 AcroRd32.exe 98 PID 1220 wrote to memory of 4472 1220 AcroRd32.exe 99 PID 1220 wrote to memory of 4472 1220 AcroRd32.exe 99 PID 1220 wrote to memory of 4472 1220 AcroRd32.exe 99 PID 1220 wrote to memory of 4412 1220 AcroRd32.exe 100 PID 1220 wrote to memory of 4412 1220 AcroRd32.exe 100 PID 1220 wrote to memory of 4412 1220 AcroRd32.exe 100 PID 1220 wrote to memory of 1388 1220 AcroRd32.exe 101 PID 1220 wrote to memory of 1388 1220 AcroRd32.exe 101 PID 1220 wrote to memory of 1388 1220 AcroRd32.exe 101 PID 4412 wrote to memory of 5040 4412 RdrCEF.exe 102 PID 4412 wrote to memory of 5040 4412 RdrCEF.exe 102 PID 4412 wrote to memory of 5040 4412 RdrCEF.exe 102 PID 4412 wrote to memory of 5040 4412 RdrCEF.exe 102 PID 4412 wrote to memory of 5040 4412 RdrCEF.exe 102 PID 4412 wrote to memory of 5040 4412 RdrCEF.exe 102 PID 4412 wrote to memory of 5040 4412 RdrCEF.exe 102 PID 4412 wrote to memory of 5040 4412 RdrCEF.exe 102 PID 4412 wrote to memory of 5040 4412 RdrCEF.exe 102 PID 4412 wrote to memory of 5040 4412 RdrCEF.exe 102 PID 4412 wrote to memory of 5040 4412 RdrCEF.exe 102 PID 4412 wrote to memory of 5040 4412 RdrCEF.exe 102 PID 4412 wrote to memory of 5040 4412 RdrCEF.exe 102 PID 4412 wrote to memory of 5040 4412 RdrCEF.exe 102 PID 4412 wrote to memory of 5040 4412 RdrCEF.exe 102 PID 4412 wrote to memory of 5040 4412 RdrCEF.exe 102 PID 4412 wrote to memory of 5040 4412 RdrCEF.exe 102 PID 4412 wrote to memory of 5040 4412 RdrCEF.exe 102 PID 4412 wrote to memory of 5040 4412 RdrCEF.exe 102 PID 4412 wrote to memory of 5040 4412 RdrCEF.exe 102 PID 4412 wrote to memory of 5040 4412 RdrCEF.exe 102 PID 4412 wrote to memory of 5040 4412 RdrCEF.exe 102 PID 4412 wrote to memory of 5040 4412 RdrCEF.exe 102 PID 4412 wrote to memory of 5040 4412 RdrCEF.exe 102 PID 4412 wrote to memory of 5040 4412 RdrCEF.exe 102 PID 4412 wrote to memory of 5040 4412 RdrCEF.exe 102 PID 4412 wrote to memory of 5040 4412 RdrCEF.exe 102 PID 4412 wrote to memory of 5040 4412 RdrCEF.exe 102 PID 4412 wrote to memory of 5040 4412 RdrCEF.exe 102 PID 4412 wrote to memory of 5040 4412 RdrCEF.exe 102 PID 4412 wrote to memory of 5040 4412 RdrCEF.exe 102 PID 4412 wrote to memory of 5040 4412 RdrCEF.exe 102 PID 4412 wrote to memory of 5040 4412 RdrCEF.exe 102 PID 4412 wrote to memory of 5040 4412 RdrCEF.exe 102 PID 4412 wrote to memory of 5040 4412 RdrCEF.exe 102 PID 4412 wrote to memory of 5040 4412 RdrCEF.exe 102 PID 4412 wrote to memory of 5040 4412 RdrCEF.exe 102 PID 4412 wrote to memory of 5040 4412 RdrCEF.exe 102 PID 4412 wrote to memory of 5040 4412 RdrCEF.exe 102 PID 4412 wrote to memory of 5040 4412 RdrCEF.exe 102 PID 4412 wrote to memory of 5040 4412 RdrCEF.exe 102 PID 4412 wrote to memory of 4700 4412 RdrCEF.exe 103 PID 4412 wrote to memory of 4700 4412 RdrCEF.exe 103 PID 4412 wrote to memory of 4700 4412 RdrCEF.exe 103 PID 4412 wrote to memory of 4700 4412 RdrCEF.exe 103 PID 4412 wrote to memory of 4700 4412 RdrCEF.exe 103 PID 4412 wrote to memory of 4700 4412 RdrCEF.exe 103 PID 4412 wrote to memory of 4700 4412 RdrCEF.exe 103 PID 4412 wrote to memory of 4700 4412 RdrCEF.exe 103 PID 4412 wrote to memory of 4700 4412 RdrCEF.exe 103 PID 4412 wrote to memory of 4700 4412 RdrCEF.exe 103 PID 4412 wrote to memory of 4700 4412 RdrCEF.exe 103
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\ac965d5641729ab79d36edb860a41f10.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:1220 -
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:4852
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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:4472
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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:4412 -
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=04E7DCFC83F0FEAADD4ED60E00B42811 --mojo-platform-channel-handle=1744 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:5040
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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=2C573D2A99CCD685D4553079B8BFD95E --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=2C573D2A99CCD685D4553079B8BFD95E --renderer-client-id=2 --mojo-platform-channel-handle=1756 --allow-no-sandbox-job /prefetch:13⤵PID:4700
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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=24F7689CDA2483120EFFF679299575C7 --mojo-platform-channel-handle=2284 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:2884
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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=07077E2BBF5B4A80B320FDE69A5C8BDB --mojo-platform-channel-handle=2032 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:456
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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=1C390912EC0B262D9CE5F81FEF4254C9 --mojo-platform-channel-handle=1736 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:3520
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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=2AC7DC5CDB34855716C3A061A857BCA8 --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=2AC7DC5CDB34855716C3A061A857BCA8 --renderer-client-id=8 --mojo-platform-channel-handle=2296 --allow-no-sandbox-job /prefetch:13⤵PID:2556
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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:1388
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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=1424 --field-trial-handle=2180,i,12780723798465539942,12010519452607841069,262144 --variations-seed-version /prefetch:81⤵PID:3152
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C:\Windows\System32\CompPkgSrv.exeC:\Windows\System32\CompPkgSrv.exe -Embedding1⤵PID:4584
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
64KB
MD5099aff683a348d7a3c93be6905ba007e
SHA14bbf66e254ba673a4bfb59c5042c5245872de224
SHA256ec9f6456be89b9cc3b5fa6d0707a70ff5d882e6c7a4dcabd606947edfe9df086
SHA512abbf0eb3a763fff1f346b32c139dcc5d4cc28ae39349e294d3305f06fd374e3fad1a6df397dc41da99344845c27675d0331e9b78205e68b48e3147dd3273f90f
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Filesize
56KB
MD5752a1f26b18748311b691c7d8fc20633
SHA1c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA256111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
SHA512a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5
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Filesize
36KB
MD5b30d3becc8731792523d599d949e63f5
SHA119350257e42d7aee17fb3bf139a9d3adb330fad4
SHA256b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
SHA512523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e