Analysis
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max time kernel
77s -
max time network
141s -
platform
windows10-2004_x64 -
resource
win10v2004-20220901-en -
resource tags
arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system -
submitted
17-10-2022 23:20
Behavioral task
behavioral1
Sample
FS7731.pdf
Resource
win7-20220812-en
1 signatures
150 seconds
Behavioral task
behavioral2
Sample
FS7731.pdf
Resource
win10v2004-20220901-en
6 signatures
150 seconds
General
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Target
FS7731.pdf
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Size
79KB
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MD5
ee8e85e5a0c358410a0877c8f49db0b8
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SHA1
0ac5c723428d4a8796042c6fe8acc2c176f6407a
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SHA256
cb7f36b0d490364cdd2621e5b2492ef37bb73f97e998b57c11b88d7a2eca713a
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SHA512
3ef6640eab419df70d9a2617e568b28c8cfbdb59204c64c5c0dc5023204baceaca6e7fc717d384d0bd6abe2d739392bc78b65f04fdd26b1cedca37f764fa63b5
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SSDEEP
1536:gdY2tv5AoUKHdB555rn3bRjG6MTGoC0MNkk2SNml:IYMqTKHdDnLRC6MTGoCPO
Score
1/10
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 behavior: EnumeratesProcesses 20 IoCs
Processes:
AcroRd32.exepid process 2040 AcroRd32.exe 2040 AcroRd32.exe 2040 AcroRd32.exe 2040 AcroRd32.exe 2040 AcroRd32.exe 2040 AcroRd32.exe 2040 AcroRd32.exe 2040 AcroRd32.exe 2040 AcroRd32.exe 2040 AcroRd32.exe 2040 AcroRd32.exe 2040 AcroRd32.exe 2040 AcroRd32.exe 2040 AcroRd32.exe 2040 AcroRd32.exe 2040 AcroRd32.exe 2040 AcroRd32.exe 2040 AcroRd32.exe 2040 AcroRd32.exe 2040 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
Processes:
AcroRd32.exepid process 2040 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 6 IoCs
Processes:
AcroRd32.exepid process 2040 AcroRd32.exe 2040 AcroRd32.exe 2040 AcroRd32.exe 2040 AcroRd32.exe 2040 AcroRd32.exe 2040 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
Processes:
AcroRd32.exeRdrCEF.exedescription pid process target process PID 2040 wrote to memory of 4012 2040 AcroRd32.exe RdrCEF.exe PID 2040 wrote to memory of 4012 2040 AcroRd32.exe RdrCEF.exe PID 2040 wrote to memory of 4012 2040 AcroRd32.exe RdrCEF.exe PID 4012 wrote to memory of 560 4012 RdrCEF.exe RdrCEF.exe PID 4012 wrote to memory of 560 4012 RdrCEF.exe RdrCEF.exe PID 4012 wrote to memory of 560 4012 RdrCEF.exe RdrCEF.exe PID 4012 wrote to memory of 560 4012 RdrCEF.exe RdrCEF.exe PID 4012 wrote to memory of 560 4012 RdrCEF.exe RdrCEF.exe PID 4012 wrote to memory of 560 4012 RdrCEF.exe RdrCEF.exe PID 4012 wrote to memory of 560 4012 RdrCEF.exe RdrCEF.exe PID 4012 wrote to memory of 560 4012 RdrCEF.exe RdrCEF.exe PID 4012 wrote to memory of 560 4012 RdrCEF.exe RdrCEF.exe PID 4012 wrote to memory of 560 4012 RdrCEF.exe RdrCEF.exe PID 4012 wrote to memory of 560 4012 RdrCEF.exe RdrCEF.exe PID 4012 wrote to memory of 560 4012 RdrCEF.exe RdrCEF.exe PID 4012 wrote to memory of 560 4012 RdrCEF.exe RdrCEF.exe PID 4012 wrote to memory of 560 4012 RdrCEF.exe RdrCEF.exe PID 4012 wrote to memory of 560 4012 RdrCEF.exe RdrCEF.exe PID 4012 wrote to memory of 560 4012 RdrCEF.exe RdrCEF.exe PID 4012 wrote to memory of 560 4012 RdrCEF.exe RdrCEF.exe PID 4012 wrote to memory of 560 4012 RdrCEF.exe RdrCEF.exe PID 4012 wrote to memory of 560 4012 RdrCEF.exe RdrCEF.exe PID 4012 wrote to memory of 560 4012 RdrCEF.exe RdrCEF.exe PID 4012 wrote to memory of 560 4012 RdrCEF.exe RdrCEF.exe PID 4012 wrote to memory of 560 4012 RdrCEF.exe RdrCEF.exe PID 4012 wrote to memory of 560 4012 RdrCEF.exe RdrCEF.exe PID 4012 wrote to memory of 560 4012 RdrCEF.exe RdrCEF.exe PID 4012 wrote to memory of 560 4012 RdrCEF.exe RdrCEF.exe PID 4012 wrote to memory of 560 4012 RdrCEF.exe RdrCEF.exe PID 4012 wrote to memory of 560 4012 RdrCEF.exe RdrCEF.exe PID 4012 wrote to memory of 560 4012 RdrCEF.exe RdrCEF.exe PID 4012 wrote to memory of 560 4012 RdrCEF.exe RdrCEF.exe PID 4012 wrote to memory of 560 4012 RdrCEF.exe RdrCEF.exe PID 4012 wrote to memory of 560 4012 RdrCEF.exe RdrCEF.exe PID 4012 wrote to memory of 560 4012 RdrCEF.exe RdrCEF.exe PID 4012 wrote to memory of 560 4012 RdrCEF.exe RdrCEF.exe PID 4012 wrote to memory of 560 4012 RdrCEF.exe RdrCEF.exe PID 4012 wrote to memory of 560 4012 RdrCEF.exe RdrCEF.exe PID 4012 wrote to memory of 560 4012 RdrCEF.exe RdrCEF.exe PID 4012 wrote to memory of 560 4012 RdrCEF.exe RdrCEF.exe PID 4012 wrote to memory of 560 4012 RdrCEF.exe RdrCEF.exe PID 4012 wrote to memory of 560 4012 RdrCEF.exe RdrCEF.exe PID 4012 wrote to memory of 560 4012 RdrCEF.exe RdrCEF.exe PID 4012 wrote to memory of 560 4012 RdrCEF.exe RdrCEF.exe PID 4012 wrote to memory of 708 4012 RdrCEF.exe RdrCEF.exe PID 4012 wrote to memory of 708 4012 RdrCEF.exe RdrCEF.exe PID 4012 wrote to memory of 708 4012 RdrCEF.exe RdrCEF.exe PID 4012 wrote to memory of 708 4012 RdrCEF.exe RdrCEF.exe PID 4012 wrote to memory of 708 4012 RdrCEF.exe RdrCEF.exe PID 4012 wrote to memory of 708 4012 RdrCEF.exe RdrCEF.exe PID 4012 wrote to memory of 708 4012 RdrCEF.exe RdrCEF.exe PID 4012 wrote to memory of 708 4012 RdrCEF.exe RdrCEF.exe PID 4012 wrote to memory of 708 4012 RdrCEF.exe RdrCEF.exe PID 4012 wrote to memory of 708 4012 RdrCEF.exe RdrCEF.exe PID 4012 wrote to memory of 708 4012 RdrCEF.exe RdrCEF.exe PID 4012 wrote to memory of 708 4012 RdrCEF.exe RdrCEF.exe PID 4012 wrote to memory of 708 4012 RdrCEF.exe RdrCEF.exe PID 4012 wrote to memory of 708 4012 RdrCEF.exe RdrCEF.exe PID 4012 wrote to memory of 708 4012 RdrCEF.exe RdrCEF.exe PID 4012 wrote to memory of 708 4012 RdrCEF.exe RdrCEF.exe PID 4012 wrote to memory of 708 4012 RdrCEF.exe RdrCEF.exe PID 4012 wrote to memory of 708 4012 RdrCEF.exe RdrCEF.exe PID 4012 wrote to memory of 708 4012 RdrCEF.exe RdrCEF.exe PID 4012 wrote to memory of 708 4012 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\FS7731.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=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=DE0064CBF996BD8B20F0A5758B0E247A --mojo-platform-channel-handle=1744 --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=909772342C3CE56C89232570BD4D4EAE --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=909772342C3CE56C89232570BD4D4EAE --renderer-client-id=2 --mojo-platform-channel-handle=1708 --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=36905212A126696637F3DF1FC6A571DE --mojo-platform-channel-handle=2176 --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=4CFC701580E6FF2ADA2462D74BE4EB83 --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=4CFC701580E6FF2ADA2462D74BE4EB83 --renderer-client-id=5 --mojo-platform-channel-handle=2404 --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=F835F50FC160C56C71BDFC7DB16FE205 --mojo-platform-channel-handle=1884 --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=D5D387D2CBDD1F60651F5D88E0727778 --mojo-platform-channel-handle=2580 --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/560-134-0x0000000000000000-mapping.dmp
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memory/708-137-0x0000000000000000-mapping.dmp
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memory/2076-153-0x0000000000000000-mapping.dmp
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memory/2132-145-0x0000000000000000-mapping.dmp
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memory/4012-132-0x0000000000000000-mapping.dmp
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memory/4352-150-0x0000000000000000-mapping.dmp
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memory/4632-142-0x0000000000000000-mapping.dmp