Analysis
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max time kernel
10s -
max time network
12s -
platform
windows10-2004_x64 -
resource
win10v2004-20220901-en -
resource tags
arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system -
submitted
23-10-2022 21:22
Behavioral task
behavioral1
Sample
bd3a2490b647496cef9ce21b17c6a36210437e9f7c1a756cf3279c7187536c0d.pdf
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
bd3a2490b647496cef9ce21b17c6a36210437e9f7c1a756cf3279c7187536c0d.pdf
Resource
win10v2004-20220901-en
General
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Target
bd3a2490b647496cef9ce21b17c6a36210437e9f7c1a756cf3279c7187536c0d.pdf
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Size
34KB
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MD5
74ed4b0a37aee08d044f38f102d5eea8
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SHA1
3a8a6ce537c9f71a0701f5eb866cdda1dd0c7e13
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SHA256
bd3a2490b647496cef9ce21b17c6a36210437e9f7c1a756cf3279c7187536c0d
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SHA512
45d01a1d588eb6b9f6de29971b0ff6c962763ee221f81fc6079fe8a1dacbcfb3f3511d6718a3bc478144081df3921dd8b228f79c9d93e242319828eb8073902c
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SSDEEP
768:e/CBqpZIBi9f5EQIYA78bQgLeo0xmv4NNoYbEMn/33pMpXIKoBSAUdoPgHS:XYBAYbQgao0bZbp/npgXb1AHIy
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-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
Processes:
AcroRd32.exepid process 4844 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 5 IoCs
Processes:
AcroRd32.exepid process 4844 AcroRd32.exe 4844 AcroRd32.exe 4844 AcroRd32.exe 4844 AcroRd32.exe 4844 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
Processes:
AcroRd32.exeRdrCEF.exedescription pid process target process PID 4844 wrote to memory of 4632 4844 AcroRd32.exe RdrCEF.exe PID 4844 wrote to memory of 4632 4844 AcroRd32.exe RdrCEF.exe PID 4844 wrote to memory of 4632 4844 AcroRd32.exe RdrCEF.exe PID 4632 wrote to memory of 912 4632 RdrCEF.exe RdrCEF.exe PID 4632 wrote to memory of 912 4632 RdrCEF.exe RdrCEF.exe PID 4632 wrote to memory of 912 4632 RdrCEF.exe RdrCEF.exe PID 4632 wrote to memory of 912 4632 RdrCEF.exe RdrCEF.exe PID 4632 wrote to memory of 912 4632 RdrCEF.exe RdrCEF.exe PID 4632 wrote to memory of 912 4632 RdrCEF.exe RdrCEF.exe PID 4632 wrote to memory of 912 4632 RdrCEF.exe RdrCEF.exe PID 4632 wrote to memory of 912 4632 RdrCEF.exe RdrCEF.exe PID 4632 wrote to memory of 912 4632 RdrCEF.exe RdrCEF.exe PID 4632 wrote to memory of 912 4632 RdrCEF.exe RdrCEF.exe PID 4632 wrote to memory of 912 4632 RdrCEF.exe RdrCEF.exe PID 4632 wrote to memory of 912 4632 RdrCEF.exe RdrCEF.exe PID 4632 wrote to memory of 912 4632 RdrCEF.exe RdrCEF.exe PID 4632 wrote to memory of 912 4632 RdrCEF.exe RdrCEF.exe PID 4632 wrote to memory of 912 4632 RdrCEF.exe RdrCEF.exe PID 4632 wrote to memory of 912 4632 RdrCEF.exe RdrCEF.exe PID 4632 wrote to memory of 912 4632 RdrCEF.exe RdrCEF.exe PID 4632 wrote to memory of 912 4632 RdrCEF.exe RdrCEF.exe PID 4632 wrote to memory of 912 4632 RdrCEF.exe RdrCEF.exe PID 4632 wrote to memory of 912 4632 RdrCEF.exe RdrCEF.exe PID 4632 wrote to memory of 912 4632 RdrCEF.exe RdrCEF.exe PID 4632 wrote to memory of 912 4632 RdrCEF.exe RdrCEF.exe PID 4632 wrote to memory of 912 4632 RdrCEF.exe RdrCEF.exe PID 4632 wrote to memory of 912 4632 RdrCEF.exe RdrCEF.exe PID 4632 wrote to memory of 912 4632 RdrCEF.exe RdrCEF.exe PID 4632 wrote to memory of 912 4632 RdrCEF.exe RdrCEF.exe PID 4632 wrote to memory of 912 4632 RdrCEF.exe RdrCEF.exe PID 4632 wrote to memory of 912 4632 RdrCEF.exe RdrCEF.exe PID 4632 wrote to memory of 912 4632 RdrCEF.exe RdrCEF.exe PID 4632 wrote to memory of 912 4632 RdrCEF.exe RdrCEF.exe PID 4632 wrote to memory of 912 4632 RdrCEF.exe RdrCEF.exe PID 4632 wrote to memory of 912 4632 RdrCEF.exe RdrCEF.exe PID 4632 wrote to memory of 912 4632 RdrCEF.exe RdrCEF.exe PID 4632 wrote to memory of 912 4632 RdrCEF.exe RdrCEF.exe PID 4632 wrote to memory of 912 4632 RdrCEF.exe RdrCEF.exe PID 4632 wrote to memory of 912 4632 RdrCEF.exe RdrCEF.exe PID 4632 wrote to memory of 912 4632 RdrCEF.exe RdrCEF.exe PID 4632 wrote to memory of 912 4632 RdrCEF.exe RdrCEF.exe PID 4632 wrote to memory of 912 4632 RdrCEF.exe RdrCEF.exe PID 4632 wrote to memory of 912 4632 RdrCEF.exe RdrCEF.exe PID 4632 wrote to memory of 912 4632 RdrCEF.exe RdrCEF.exe PID 4632 wrote to memory of 3392 4632 RdrCEF.exe RdrCEF.exe PID 4632 wrote to memory of 3392 4632 RdrCEF.exe RdrCEF.exe PID 4632 wrote to memory of 3392 4632 RdrCEF.exe RdrCEF.exe PID 4632 wrote to memory of 3392 4632 RdrCEF.exe RdrCEF.exe PID 4632 wrote to memory of 3392 4632 RdrCEF.exe RdrCEF.exe PID 4632 wrote to memory of 3392 4632 RdrCEF.exe RdrCEF.exe PID 4632 wrote to memory of 3392 4632 RdrCEF.exe RdrCEF.exe PID 4632 wrote to memory of 3392 4632 RdrCEF.exe RdrCEF.exe PID 4632 wrote to memory of 3392 4632 RdrCEF.exe RdrCEF.exe PID 4632 wrote to memory of 3392 4632 RdrCEF.exe RdrCEF.exe PID 4632 wrote to memory of 3392 4632 RdrCEF.exe RdrCEF.exe PID 4632 wrote to memory of 3392 4632 RdrCEF.exe RdrCEF.exe PID 4632 wrote to memory of 3392 4632 RdrCEF.exe RdrCEF.exe PID 4632 wrote to memory of 3392 4632 RdrCEF.exe RdrCEF.exe PID 4632 wrote to memory of 3392 4632 RdrCEF.exe RdrCEF.exe PID 4632 wrote to memory of 3392 4632 RdrCEF.exe RdrCEF.exe PID 4632 wrote to memory of 3392 4632 RdrCEF.exe RdrCEF.exe PID 4632 wrote to memory of 3392 4632 RdrCEF.exe RdrCEF.exe PID 4632 wrote to memory of 3392 4632 RdrCEF.exe RdrCEF.exe PID 4632 wrote to memory of 3392 4632 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\bd3a2490b647496cef9ce21b17c6a36210437e9f7c1a756cf3279c7187536c0d.pdf"1⤵
- Checks processor information in registry
- Modifies Internet Explorer settings
- 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=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=69BADFE1B404D4693C7B8830B9931A60 --mojo-platform-channel-handle=1736 --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=A0980E256D7C24C4B468792C6E1E0558 --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=A0980E256D7C24C4B468792C6E1E0558 --renderer-client-id=2 --mojo-platform-channel-handle=1748 --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=4B52316A7FDE06A5594B2626533CB0FB --mojo-platform-channel-handle=2164 --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=9647E767CE14DD1FCF8853B728138425 --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=9647E767CE14DD1FCF8853B728138425 --renderer-client-id=5 --mojo-platform-channel-handle=2312 --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=2995308590E8FFF7E0EADE0B643B3D01 --mojo-platform-channel-handle=2556 --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=85F228E61D86B915153A2C68E7CC1753 --mojo-platform-channel-handle=2288 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
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C:\Windows\System32\CompPkgSrv.exeC:\Windows\System32\CompPkgSrv.exe -Embedding1⤵
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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memory/856-145-0x0000000000000000-mapping.dmp
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memory/912-134-0x0000000000000000-mapping.dmp
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memory/3332-150-0x0000000000000000-mapping.dmp
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memory/3392-137-0x0000000000000000-mapping.dmp
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memory/4632-132-0x0000000000000000-mapping.dmp
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memory/4828-153-0x0000000000000000-mapping.dmp
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memory/5032-142-0x0000000000000000-mapping.dmp