Analysis
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max time kernel
8s -
max time network
13s -
platform
windows10-2004_x64 -
resource
win10v2004-20220901-en -
resource tags
arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system -
submitted
22-10-2022 11:43
Behavioral task
behavioral1
Sample
4040ddf9a9765de740e00b1afd71dc998a85bf2ae790acd708fd96b85b2e1b50.pdf
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
4040ddf9a9765de740e00b1afd71dc998a85bf2ae790acd708fd96b85b2e1b50.pdf
Resource
win10v2004-20220901-en
General
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Target
4040ddf9a9765de740e00b1afd71dc998a85bf2ae790acd708fd96b85b2e1b50.pdf
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Size
209KB
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MD5
1f86b663984784ba02a675d750d2038f
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SHA1
dfcc49baf38c9ee8804f2e1e671a31e699d99c4c
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SHA256
4040ddf9a9765de740e00b1afd71dc998a85bf2ae790acd708fd96b85b2e1b50
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SHA512
7863ef1ffea85c5895779df0128164119f5095818f22aad187cde5878214cd358abd7fc485ac0bd2309029fdb45abc4c638e89a228c80806661deb4077817b6a
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SSDEEP
6144:gVVJbwHn7MEFqB4zLXiziHVHGYsGkeUcoXxC24F:gGH9FR3xer4F
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 value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz AcroRd32.exe Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 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 2292 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 5 IoCs
Processes:
AcroRd32.exepid process 2292 AcroRd32.exe 2292 AcroRd32.exe 2292 AcroRd32.exe 2292 AcroRd32.exe 2292 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
Processes:
AcroRd32.exeRdrCEF.exedescription pid process target process PID 2292 wrote to memory of 4736 2292 AcroRd32.exe RdrCEF.exe PID 2292 wrote to memory of 4736 2292 AcroRd32.exe RdrCEF.exe PID 2292 wrote to memory of 4736 2292 AcroRd32.exe RdrCEF.exe PID 4736 wrote to memory of 4252 4736 RdrCEF.exe RdrCEF.exe PID 4736 wrote to memory of 4252 4736 RdrCEF.exe RdrCEF.exe PID 4736 wrote to memory of 4252 4736 RdrCEF.exe RdrCEF.exe PID 4736 wrote to memory of 4252 4736 RdrCEF.exe RdrCEF.exe PID 4736 wrote to memory of 4252 4736 RdrCEF.exe RdrCEF.exe PID 4736 wrote to memory of 4252 4736 RdrCEF.exe RdrCEF.exe PID 4736 wrote to memory of 4252 4736 RdrCEF.exe RdrCEF.exe PID 4736 wrote to memory of 4252 4736 RdrCEF.exe RdrCEF.exe PID 4736 wrote to memory of 4252 4736 RdrCEF.exe RdrCEF.exe PID 4736 wrote to memory of 4252 4736 RdrCEF.exe RdrCEF.exe PID 4736 wrote to memory of 4252 4736 RdrCEF.exe RdrCEF.exe PID 4736 wrote to memory of 4252 4736 RdrCEF.exe RdrCEF.exe PID 4736 wrote to memory of 4252 4736 RdrCEF.exe RdrCEF.exe PID 4736 wrote to memory of 4252 4736 RdrCEF.exe RdrCEF.exe PID 4736 wrote to memory of 4252 4736 RdrCEF.exe RdrCEF.exe PID 4736 wrote to memory of 4252 4736 RdrCEF.exe RdrCEF.exe PID 4736 wrote to memory of 4252 4736 RdrCEF.exe RdrCEF.exe PID 4736 wrote to memory of 4252 4736 RdrCEF.exe RdrCEF.exe PID 4736 wrote to memory of 4252 4736 RdrCEF.exe RdrCEF.exe PID 4736 wrote to memory of 4252 4736 RdrCEF.exe RdrCEF.exe PID 4736 wrote to memory of 4252 4736 RdrCEF.exe RdrCEF.exe PID 4736 wrote to memory of 4252 4736 RdrCEF.exe RdrCEF.exe PID 4736 wrote to memory of 4252 4736 RdrCEF.exe RdrCEF.exe PID 4736 wrote to memory of 4252 4736 RdrCEF.exe RdrCEF.exe PID 4736 wrote to memory of 4252 4736 RdrCEF.exe RdrCEF.exe PID 4736 wrote to memory of 4252 4736 RdrCEF.exe RdrCEF.exe PID 4736 wrote to memory of 4252 4736 RdrCEF.exe RdrCEF.exe PID 4736 wrote to memory of 4252 4736 RdrCEF.exe RdrCEF.exe PID 4736 wrote to memory of 4252 4736 RdrCEF.exe RdrCEF.exe PID 4736 wrote to memory of 4252 4736 RdrCEF.exe RdrCEF.exe PID 4736 wrote to memory of 4252 4736 RdrCEF.exe RdrCEF.exe PID 4736 wrote to memory of 4252 4736 RdrCEF.exe RdrCEF.exe PID 4736 wrote to memory of 4252 4736 RdrCEF.exe RdrCEF.exe PID 4736 wrote to memory of 4252 4736 RdrCEF.exe RdrCEF.exe PID 4736 wrote to memory of 4252 4736 RdrCEF.exe RdrCEF.exe PID 4736 wrote to memory of 4252 4736 RdrCEF.exe RdrCEF.exe PID 4736 wrote to memory of 4252 4736 RdrCEF.exe RdrCEF.exe PID 4736 wrote to memory of 4252 4736 RdrCEF.exe RdrCEF.exe PID 4736 wrote to memory of 4252 4736 RdrCEF.exe RdrCEF.exe PID 4736 wrote to memory of 4252 4736 RdrCEF.exe RdrCEF.exe PID 4736 wrote to memory of 4252 4736 RdrCEF.exe RdrCEF.exe PID 4736 wrote to memory of 3392 4736 RdrCEF.exe RdrCEF.exe PID 4736 wrote to memory of 3392 4736 RdrCEF.exe RdrCEF.exe PID 4736 wrote to memory of 3392 4736 RdrCEF.exe RdrCEF.exe PID 4736 wrote to memory of 3392 4736 RdrCEF.exe RdrCEF.exe PID 4736 wrote to memory of 3392 4736 RdrCEF.exe RdrCEF.exe PID 4736 wrote to memory of 3392 4736 RdrCEF.exe RdrCEF.exe PID 4736 wrote to memory of 3392 4736 RdrCEF.exe RdrCEF.exe PID 4736 wrote to memory of 3392 4736 RdrCEF.exe RdrCEF.exe PID 4736 wrote to memory of 3392 4736 RdrCEF.exe RdrCEF.exe PID 4736 wrote to memory of 3392 4736 RdrCEF.exe RdrCEF.exe PID 4736 wrote to memory of 3392 4736 RdrCEF.exe RdrCEF.exe PID 4736 wrote to memory of 3392 4736 RdrCEF.exe RdrCEF.exe PID 4736 wrote to memory of 3392 4736 RdrCEF.exe RdrCEF.exe PID 4736 wrote to memory of 3392 4736 RdrCEF.exe RdrCEF.exe PID 4736 wrote to memory of 3392 4736 RdrCEF.exe RdrCEF.exe PID 4736 wrote to memory of 3392 4736 RdrCEF.exe RdrCEF.exe PID 4736 wrote to memory of 3392 4736 RdrCEF.exe RdrCEF.exe PID 4736 wrote to memory of 3392 4736 RdrCEF.exe RdrCEF.exe PID 4736 wrote to memory of 3392 4736 RdrCEF.exe RdrCEF.exe PID 4736 wrote to memory of 3392 4736 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\4040ddf9a9765de740e00b1afd71dc998a85bf2ae790acd708fd96b85b2e1b50.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=62A858A0D5011C5251E8060344B24ABD --mojo-platform-channel-handle=1752 --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=03821E0D034713BAC7871439B1B837E9 --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=03821E0D034713BAC7871439B1B837E9 --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=8F13CE41B3C9F73E0BD9761B3672F756 --mojo-platform-channel-handle=2308 --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=727CBF360F8A57B882B8D4E9FE5E4B3A --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=727CBF360F8A57B882B8D4E9FE5E4B3A --renderer-client-id=5 --mojo-platform-channel-handle=2340 --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=0B0FF373D738066BF1CE5CDC9CD14F2F --mojo-platform-channel-handle=2676 --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=6756750F3E5DA02B0BF7CB7B2D9BB08A --mojo-platform-channel-handle=2800 --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
Loading Replay Monitor...
Downloads
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memory/1184-150-0x0000000000000000-mapping.dmp
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memory/2944-153-0x0000000000000000-mapping.dmp
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memory/3392-137-0x0000000000000000-mapping.dmp
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memory/4180-145-0x0000000000000000-mapping.dmp
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memory/4252-134-0x0000000000000000-mapping.dmp
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memory/4660-142-0x0000000000000000-mapping.dmp
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memory/4736-132-0x0000000000000000-mapping.dmp