Analysis
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max time kernel
133s -
max time network
148s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
11-10-2022 10:00
Behavioral task
behavioral1
Sample
ef925481463e2ec574ba917146b12c51df53c4bd1c63f36b225b12d1a48c4257.pdf
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
ef925481463e2ec574ba917146b12c51df53c4bd1c63f36b225b12d1a48c4257.pdf
Resource
win10v2004-20220812-en
General
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Target
ef925481463e2ec574ba917146b12c51df53c4bd1c63f36b225b12d1a48c4257.pdf
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Size
274KB
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MD5
307e6a23fc5fcd2a6f03ce4015e0b9f0
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SHA1
aa19ac8cf5348e3355ee3e4ffcdd2ae1c5855448
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SHA256
ef925481463e2ec574ba917146b12c51df53c4bd1c63f36b225b12d1a48c4257
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SHA512
954f48dd330e29ae2ade131f42dedd2ae4ce3261cfbd18ae7eb40a9081c5785fb2c440e833300a9db34b3af06942b7ea7cbfd25e5e28ec66f912cf149b7dd794
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SSDEEP
6144:G9Kaf6/dDCYXfL9Fl9rlR1IZx0tih/mWmmDQpBS:G9kDCYRFflR0x0trGQK
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-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 18 IoCs
Processes:
AcroRd32.exepid process 2868 AcroRd32.exe 2868 AcroRd32.exe 2868 AcroRd32.exe 2868 AcroRd32.exe 2868 AcroRd32.exe 2868 AcroRd32.exe 2868 AcroRd32.exe 2868 AcroRd32.exe 2868 AcroRd32.exe 2868 AcroRd32.exe 2868 AcroRd32.exe 2868 AcroRd32.exe 2868 AcroRd32.exe 2868 AcroRd32.exe 2868 AcroRd32.exe 2868 AcroRd32.exe 2868 AcroRd32.exe 2868 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
Processes:
AcroRd32.exepid process 2868 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 6 IoCs
Processes:
AcroRd32.exepid process 2868 AcroRd32.exe 2868 AcroRd32.exe 2868 AcroRd32.exe 2868 AcroRd32.exe 2868 AcroRd32.exe 2868 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
Processes:
AcroRd32.exeRdrCEF.exedescription pid process target process PID 2868 wrote to memory of 4956 2868 AcroRd32.exe RdrCEF.exe PID 2868 wrote to memory of 4956 2868 AcroRd32.exe RdrCEF.exe PID 2868 wrote to memory of 4956 2868 AcroRd32.exe RdrCEF.exe PID 4956 wrote to memory of 2304 4956 RdrCEF.exe RdrCEF.exe PID 4956 wrote to memory of 2304 4956 RdrCEF.exe RdrCEF.exe PID 4956 wrote to memory of 2304 4956 RdrCEF.exe RdrCEF.exe PID 4956 wrote to memory of 2304 4956 RdrCEF.exe RdrCEF.exe PID 4956 wrote to memory of 2304 4956 RdrCEF.exe RdrCEF.exe PID 4956 wrote to memory of 2304 4956 RdrCEF.exe RdrCEF.exe PID 4956 wrote to memory of 2304 4956 RdrCEF.exe RdrCEF.exe PID 4956 wrote to memory of 2304 4956 RdrCEF.exe RdrCEF.exe PID 4956 wrote to memory of 2304 4956 RdrCEF.exe RdrCEF.exe PID 4956 wrote to memory of 2304 4956 RdrCEF.exe RdrCEF.exe PID 4956 wrote to memory of 2304 4956 RdrCEF.exe RdrCEF.exe PID 4956 wrote to memory of 2304 4956 RdrCEF.exe RdrCEF.exe PID 4956 wrote to memory of 2304 4956 RdrCEF.exe RdrCEF.exe PID 4956 wrote to memory of 2304 4956 RdrCEF.exe RdrCEF.exe PID 4956 wrote to memory of 2304 4956 RdrCEF.exe RdrCEF.exe PID 4956 wrote to memory of 2304 4956 RdrCEF.exe RdrCEF.exe PID 4956 wrote to memory of 2304 4956 RdrCEF.exe RdrCEF.exe PID 4956 wrote to memory of 2304 4956 RdrCEF.exe RdrCEF.exe PID 4956 wrote to memory of 2304 4956 RdrCEF.exe RdrCEF.exe PID 4956 wrote to memory of 2304 4956 RdrCEF.exe RdrCEF.exe PID 4956 wrote to memory of 2304 4956 RdrCEF.exe RdrCEF.exe PID 4956 wrote to memory of 2304 4956 RdrCEF.exe RdrCEF.exe PID 4956 wrote to memory of 2304 4956 RdrCEF.exe RdrCEF.exe PID 4956 wrote to memory of 2304 4956 RdrCEF.exe RdrCEF.exe PID 4956 wrote to memory of 2304 4956 RdrCEF.exe RdrCEF.exe PID 4956 wrote to memory of 2304 4956 RdrCEF.exe RdrCEF.exe PID 4956 wrote to memory of 2304 4956 RdrCEF.exe RdrCEF.exe PID 4956 wrote to memory of 2304 4956 RdrCEF.exe RdrCEF.exe PID 4956 wrote to memory of 2304 4956 RdrCEF.exe RdrCEF.exe PID 4956 wrote to memory of 2304 4956 RdrCEF.exe RdrCEF.exe PID 4956 wrote to memory of 2304 4956 RdrCEF.exe RdrCEF.exe PID 4956 wrote to memory of 2304 4956 RdrCEF.exe RdrCEF.exe PID 4956 wrote to memory of 2304 4956 RdrCEF.exe RdrCEF.exe PID 4956 wrote to memory of 2304 4956 RdrCEF.exe RdrCEF.exe PID 4956 wrote to memory of 2304 4956 RdrCEF.exe RdrCEF.exe PID 4956 wrote to memory of 2304 4956 RdrCEF.exe RdrCEF.exe PID 4956 wrote to memory of 2304 4956 RdrCEF.exe RdrCEF.exe PID 4956 wrote to memory of 2304 4956 RdrCEF.exe RdrCEF.exe PID 4956 wrote to memory of 2304 4956 RdrCEF.exe RdrCEF.exe PID 4956 wrote to memory of 2304 4956 RdrCEF.exe RdrCEF.exe PID 4956 wrote to memory of 2304 4956 RdrCEF.exe RdrCEF.exe PID 4956 wrote to memory of 1856 4956 RdrCEF.exe RdrCEF.exe PID 4956 wrote to memory of 1856 4956 RdrCEF.exe RdrCEF.exe PID 4956 wrote to memory of 1856 4956 RdrCEF.exe RdrCEF.exe PID 4956 wrote to memory of 1856 4956 RdrCEF.exe RdrCEF.exe PID 4956 wrote to memory of 1856 4956 RdrCEF.exe RdrCEF.exe PID 4956 wrote to memory of 1856 4956 RdrCEF.exe RdrCEF.exe PID 4956 wrote to memory of 1856 4956 RdrCEF.exe RdrCEF.exe PID 4956 wrote to memory of 1856 4956 RdrCEF.exe RdrCEF.exe PID 4956 wrote to memory of 1856 4956 RdrCEF.exe RdrCEF.exe PID 4956 wrote to memory of 1856 4956 RdrCEF.exe RdrCEF.exe PID 4956 wrote to memory of 1856 4956 RdrCEF.exe RdrCEF.exe PID 4956 wrote to memory of 1856 4956 RdrCEF.exe RdrCEF.exe PID 4956 wrote to memory of 1856 4956 RdrCEF.exe RdrCEF.exe PID 4956 wrote to memory of 1856 4956 RdrCEF.exe RdrCEF.exe PID 4956 wrote to memory of 1856 4956 RdrCEF.exe RdrCEF.exe PID 4956 wrote to memory of 1856 4956 RdrCEF.exe RdrCEF.exe PID 4956 wrote to memory of 1856 4956 RdrCEF.exe RdrCEF.exe PID 4956 wrote to memory of 1856 4956 RdrCEF.exe RdrCEF.exe PID 4956 wrote to memory of 1856 4956 RdrCEF.exe RdrCEF.exe PID 4956 wrote to memory of 1856 4956 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\ef925481463e2ec574ba917146b12c51df53c4bd1c63f36b225b12d1a48c4257.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=750AC027DCD71887DBE1F47BA345958A --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=AE9773AA4B5B63B45908765252572D5D --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=AE9773AA4B5B63B45908765252572D5D --renderer-client-id=2 --mojo-platform-channel-handle=1756 --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=60ACB71FA704CD8135D3CF92FF1E27B0 --mojo-platform-channel-handle=2172 --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=8BFD678153E6EF573F6703E2D963AD26 --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=8BFD678153E6EF573F6703E2D963AD26 --renderer-client-id=5 --mojo-platform-channel-handle=2292 --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=C3EEE6607BD224342B593FEA2C937A8E --mojo-platform-channel-handle=2640 --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=CDFAF83C11D449B729EF267CC72205FF --mojo-platform-channel-handle=2184 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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memory/1840-142-0x0000000000000000-mapping.dmp
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memory/1856-137-0x0000000000000000-mapping.dmp
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memory/2304-134-0x0000000000000000-mapping.dmp
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memory/2508-150-0x0000000000000000-mapping.dmp
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memory/2784-153-0x0000000000000000-mapping.dmp
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memory/3304-145-0x0000000000000000-mapping.dmp
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memory/4956-132-0x0000000000000000-mapping.dmp