Analysis
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max time kernel
82s -
max time network
132s -
platform
windows10_x64 -
resource
win10-20220223-es -
submitted
21-03-2022 12:19
Behavioral task
behavioral1
Sample
EOC-94-PDF.pdf
Resource
win7-20220311-es
0 signatures
0 seconds
Behavioral task
behavioral2
Sample
EOC-94-PDF.pdf
Resource
win10-20220223-es
0 signatures
0 seconds
General
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Target
EOC-94-PDF.pdf
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Size
17.1MB
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MD5
82bcd575cc10c5ad456ecf2654569c3f
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SHA1
4523162f564a6dd453d04239811b5df000999fc0
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SHA256
43898b7d32ada300cf138be81c36e08f59b2fc7371b35c8375cb11dd60746b97
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SHA512
fe68761a657dc4055d2ad2d5123a5bf1ce653d37f4c905ed2e50863dd374ad93036df9aeccdcc482fa7fb8d8066a7e00303be9f650b731f6c9a425dd308da9ed
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-1-5-21-1937337463-1541593363-3360944660-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 16 IoCs
Processes:
AcroRd32.exepid process 2724 AcroRd32.exe 2724 AcroRd32.exe 2724 AcroRd32.exe 2724 AcroRd32.exe 2724 AcroRd32.exe 2724 AcroRd32.exe 2724 AcroRd32.exe 2724 AcroRd32.exe 2724 AcroRd32.exe 2724 AcroRd32.exe 2724 AcroRd32.exe 2724 AcroRd32.exe 2724 AcroRd32.exe 2724 AcroRd32.exe 2724 AcroRd32.exe 2724 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
Processes:
AcroRd32.exepid process 2724 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 6 IoCs
Processes:
AcroRd32.exepid process 2724 AcroRd32.exe 2724 AcroRd32.exe 2724 AcroRd32.exe 2724 AcroRd32.exe 2724 AcroRd32.exe 2724 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
Processes:
AcroRd32.exeRdrCEF.exedescription pid process target process PID 2724 wrote to memory of 2412 2724 AcroRd32.exe RdrCEF.exe PID 2724 wrote to memory of 2412 2724 AcroRd32.exe RdrCEF.exe PID 2724 wrote to memory of 2412 2724 AcroRd32.exe RdrCEF.exe PID 2412 wrote to memory of 2820 2412 RdrCEF.exe RdrCEF.exe PID 2412 wrote to memory of 2820 2412 RdrCEF.exe RdrCEF.exe PID 2412 wrote to memory of 2820 2412 RdrCEF.exe RdrCEF.exe PID 2412 wrote to memory of 2820 2412 RdrCEF.exe RdrCEF.exe PID 2412 wrote to memory of 2820 2412 RdrCEF.exe RdrCEF.exe PID 2412 wrote to memory of 2820 2412 RdrCEF.exe RdrCEF.exe PID 2412 wrote to memory of 2820 2412 RdrCEF.exe RdrCEF.exe PID 2412 wrote to memory of 2820 2412 RdrCEF.exe RdrCEF.exe PID 2412 wrote to memory of 2820 2412 RdrCEF.exe RdrCEF.exe PID 2412 wrote to memory of 2820 2412 RdrCEF.exe RdrCEF.exe PID 2412 wrote to memory of 2820 2412 RdrCEF.exe RdrCEF.exe PID 2412 wrote to memory of 2820 2412 RdrCEF.exe RdrCEF.exe PID 2412 wrote to memory of 2820 2412 RdrCEF.exe RdrCEF.exe PID 2412 wrote to memory of 2820 2412 RdrCEF.exe RdrCEF.exe PID 2412 wrote to memory of 2820 2412 RdrCEF.exe RdrCEF.exe PID 2412 wrote to memory of 2820 2412 RdrCEF.exe RdrCEF.exe PID 2412 wrote to memory of 2820 2412 RdrCEF.exe RdrCEF.exe PID 2412 wrote to memory of 2820 2412 RdrCEF.exe RdrCEF.exe PID 2412 wrote to memory of 2820 2412 RdrCEF.exe RdrCEF.exe PID 2412 wrote to memory of 2820 2412 RdrCEF.exe RdrCEF.exe PID 2412 wrote to memory of 2820 2412 RdrCEF.exe RdrCEF.exe PID 2412 wrote to memory of 2820 2412 RdrCEF.exe RdrCEF.exe PID 2412 wrote to memory of 2820 2412 RdrCEF.exe RdrCEF.exe PID 2412 wrote to memory of 2820 2412 RdrCEF.exe RdrCEF.exe PID 2412 wrote to memory of 2820 2412 RdrCEF.exe RdrCEF.exe PID 2412 wrote to memory of 2820 2412 RdrCEF.exe RdrCEF.exe PID 2412 wrote to memory of 2820 2412 RdrCEF.exe RdrCEF.exe PID 2412 wrote to memory of 2820 2412 RdrCEF.exe RdrCEF.exe PID 2412 wrote to memory of 2820 2412 RdrCEF.exe RdrCEF.exe PID 2412 wrote to memory of 2820 2412 RdrCEF.exe RdrCEF.exe PID 2412 wrote to memory of 2820 2412 RdrCEF.exe RdrCEF.exe PID 2412 wrote to memory of 2820 2412 RdrCEF.exe RdrCEF.exe PID 2412 wrote to memory of 2820 2412 RdrCEF.exe RdrCEF.exe PID 2412 wrote to memory of 2820 2412 RdrCEF.exe RdrCEF.exe PID 2412 wrote to memory of 2820 2412 RdrCEF.exe RdrCEF.exe PID 2412 wrote to memory of 2820 2412 RdrCEF.exe RdrCEF.exe PID 2412 wrote to memory of 2820 2412 RdrCEF.exe RdrCEF.exe PID 2412 wrote to memory of 2820 2412 RdrCEF.exe RdrCEF.exe PID 2412 wrote to memory of 2820 2412 RdrCEF.exe RdrCEF.exe PID 2412 wrote to memory of 2820 2412 RdrCEF.exe RdrCEF.exe PID 2412 wrote to memory of 2820 2412 RdrCEF.exe RdrCEF.exe PID 2412 wrote to memory of 2864 2412 RdrCEF.exe RdrCEF.exe PID 2412 wrote to memory of 2864 2412 RdrCEF.exe RdrCEF.exe PID 2412 wrote to memory of 2864 2412 RdrCEF.exe RdrCEF.exe PID 2412 wrote to memory of 2864 2412 RdrCEF.exe RdrCEF.exe PID 2412 wrote to memory of 2864 2412 RdrCEF.exe RdrCEF.exe PID 2412 wrote to memory of 2864 2412 RdrCEF.exe RdrCEF.exe PID 2412 wrote to memory of 2864 2412 RdrCEF.exe RdrCEF.exe PID 2412 wrote to memory of 2864 2412 RdrCEF.exe RdrCEF.exe PID 2412 wrote to memory of 2864 2412 RdrCEF.exe RdrCEF.exe PID 2412 wrote to memory of 2864 2412 RdrCEF.exe RdrCEF.exe PID 2412 wrote to memory of 2864 2412 RdrCEF.exe RdrCEF.exe PID 2412 wrote to memory of 2864 2412 RdrCEF.exe RdrCEF.exe PID 2412 wrote to memory of 2864 2412 RdrCEF.exe RdrCEF.exe PID 2412 wrote to memory of 2864 2412 RdrCEF.exe RdrCEF.exe PID 2412 wrote to memory of 2864 2412 RdrCEF.exe RdrCEF.exe PID 2412 wrote to memory of 2864 2412 RdrCEF.exe RdrCEF.exe PID 2412 wrote to memory of 2864 2412 RdrCEF.exe RdrCEF.exe PID 2412 wrote to memory of 2864 2412 RdrCEF.exe RdrCEF.exe PID 2412 wrote to memory of 2864 2412 RdrCEF.exe RdrCEF.exe PID 2412 wrote to memory of 2864 2412 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\EOC-94-PDF.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=8258C1637055310B3B85087E2525A258 --mojo-platform-channel-handle=1632 --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=B82D32DEEF2FA5583E8D2FAF02646B3D --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=B82D32DEEF2FA5583E8D2FAF02646B3D --renderer-client-id=2 --mojo-platform-channel-handle=1640 --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=renderer --disable-browser-side-navigation --disable-gpu-compositing --service-pipe-token=57ACE476E405E8E7E2877EEEF212C2B2 --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=57ACE476E405E8E7E2877EEEF212C2B2 --renderer-client-id=4 --mojo-platform-channel-handle=2220 --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=70F52483DE1437E0E072608517D93A94 --mojo-platform-channel-handle=2268 --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=BD28D4A522855C3FCE3AADC3BE206845 --mojo-platform-channel-handle=2588 --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=B4B6FE2DE2B8AC876C99D0DFD785BC82 --mojo-platform-channel-handle=2656 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
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C:\Windows\system32\taskhostw.exetaskhostw.exe "C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeC2RClient.exe" /frequentupdate SCHEDULEDTASK displaylevel=False1⤵
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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memory/612-122-0x0000000077542000-0x0000000077543000-memory.dmpFilesize
4KB
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memory/700-127-0x0000000077542000-0x0000000077543000-memory.dmpFilesize
4KB
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memory/2820-114-0x0000000077542000-0x0000000077543000-memory.dmpFilesize
4KB
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memory/2864-117-0x0000000077542000-0x0000000077543000-memory.dmpFilesize
4KB
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memory/3700-130-0x0000000077542000-0x0000000077543000-memory.dmpFilesize
4KB
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memory/3896-133-0x0000000077542000-0x0000000077543000-memory.dmpFilesize
4KB