Analysis
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max time kernel
135s -
max time network
187s -
platform
windows10-2004_x64 -
resource
win10v2004-20220414-en -
submitted
02-05-2022 19:22
Behavioral task
behavioral1
Sample
a2f19ccf985be165245563a55994e1b723ba5464fb3d3df428a6d7cf605029d7.pdf
Resource
win7-20220414-en
Behavioral task
behavioral2
Sample
a2f19ccf985be165245563a55994e1b723ba5464fb3d3df428a6d7cf605029d7.pdf
Resource
win10v2004-20220414-en
General
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Target
a2f19ccf985be165245563a55994e1b723ba5464fb3d3df428a6d7cf605029d7.pdf
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Size
52KB
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MD5
7f8be3dbcfc681d0724b74785a2404d6
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SHA1
e12fbcfb05589580f4787aad7c3b223d19c36900
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SHA256
a2f19ccf985be165245563a55994e1b723ba5464fb3d3df428a6d7cf605029d7
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SHA512
a5eaff48136bb5d070f35422c10b7464b93870b1858897a933ec48b37f5408531bd1a8723762c8a16292e35bfd1ffac6fae192025e3bd4a82fdb4577d9ced566
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-1-5-21-3751123196-3323558407-1869646069-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
Processes:
AcroRd32.exepid process 1508 AcroRd32.exe 1508 AcroRd32.exe 1508 AcroRd32.exe 1508 AcroRd32.exe 1508 AcroRd32.exe 1508 AcroRd32.exe 1508 AcroRd32.exe 1508 AcroRd32.exe 1508 AcroRd32.exe 1508 AcroRd32.exe 1508 AcroRd32.exe 1508 AcroRd32.exe 1508 AcroRd32.exe 1508 AcroRd32.exe 1508 AcroRd32.exe 1508 AcroRd32.exe 1508 AcroRd32.exe 1508 AcroRd32.exe 1508 AcroRd32.exe 1508 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
Processes:
AcroRd32.exepid process 1508 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 7 IoCs
Processes:
AcroRd32.exeAdobeARM.exepid process 1508 AcroRd32.exe 1508 AcroRd32.exe 1508 AcroRd32.exe 1508 AcroRd32.exe 3956 AdobeARM.exe 1508 AcroRd32.exe 1508 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
Processes:
AcroRd32.exeRdrCEF.exedescription pid process target process PID 1508 wrote to memory of 3660 1508 AcroRd32.exe RdrCEF.exe PID 1508 wrote to memory of 3660 1508 AcroRd32.exe RdrCEF.exe PID 1508 wrote to memory of 3660 1508 AcroRd32.exe RdrCEF.exe PID 3660 wrote to memory of 4608 3660 RdrCEF.exe RdrCEF.exe PID 3660 wrote to memory of 4608 3660 RdrCEF.exe RdrCEF.exe PID 3660 wrote to memory of 4608 3660 RdrCEF.exe RdrCEF.exe PID 3660 wrote to memory of 4608 3660 RdrCEF.exe RdrCEF.exe PID 3660 wrote to memory of 4608 3660 RdrCEF.exe RdrCEF.exe PID 3660 wrote to memory of 4608 3660 RdrCEF.exe RdrCEF.exe PID 3660 wrote to memory of 4608 3660 RdrCEF.exe RdrCEF.exe PID 3660 wrote to memory of 4608 3660 RdrCEF.exe RdrCEF.exe PID 3660 wrote to memory of 4608 3660 RdrCEF.exe RdrCEF.exe PID 3660 wrote to memory of 4608 3660 RdrCEF.exe RdrCEF.exe PID 3660 wrote to memory of 4608 3660 RdrCEF.exe RdrCEF.exe PID 3660 wrote to memory of 4608 3660 RdrCEF.exe RdrCEF.exe PID 3660 wrote to memory of 4608 3660 RdrCEF.exe RdrCEF.exe PID 3660 wrote to memory of 4608 3660 RdrCEF.exe RdrCEF.exe PID 3660 wrote to memory of 4608 3660 RdrCEF.exe RdrCEF.exe PID 3660 wrote to memory of 4608 3660 RdrCEF.exe RdrCEF.exe PID 3660 wrote to memory of 4608 3660 RdrCEF.exe RdrCEF.exe PID 3660 wrote to memory of 4608 3660 RdrCEF.exe RdrCEF.exe PID 3660 wrote to memory of 4608 3660 RdrCEF.exe RdrCEF.exe PID 3660 wrote to memory of 4608 3660 RdrCEF.exe RdrCEF.exe PID 3660 wrote to memory of 4608 3660 RdrCEF.exe RdrCEF.exe PID 3660 wrote to memory of 4608 3660 RdrCEF.exe RdrCEF.exe PID 3660 wrote to memory of 4608 3660 RdrCEF.exe RdrCEF.exe PID 3660 wrote to memory of 4608 3660 RdrCEF.exe RdrCEF.exe PID 3660 wrote to memory of 4608 3660 RdrCEF.exe RdrCEF.exe PID 3660 wrote to memory of 4608 3660 RdrCEF.exe RdrCEF.exe PID 3660 wrote to memory of 4608 3660 RdrCEF.exe RdrCEF.exe PID 3660 wrote to memory of 4608 3660 RdrCEF.exe RdrCEF.exe PID 3660 wrote to memory of 4608 3660 RdrCEF.exe RdrCEF.exe PID 3660 wrote to memory of 4608 3660 RdrCEF.exe RdrCEF.exe PID 3660 wrote to memory of 4608 3660 RdrCEF.exe RdrCEF.exe PID 3660 wrote to memory of 4608 3660 RdrCEF.exe RdrCEF.exe PID 3660 wrote to memory of 4608 3660 RdrCEF.exe RdrCEF.exe PID 3660 wrote to memory of 4608 3660 RdrCEF.exe RdrCEF.exe PID 3660 wrote to memory of 4608 3660 RdrCEF.exe RdrCEF.exe PID 3660 wrote to memory of 4608 3660 RdrCEF.exe RdrCEF.exe PID 3660 wrote to memory of 4608 3660 RdrCEF.exe RdrCEF.exe PID 3660 wrote to memory of 4608 3660 RdrCEF.exe RdrCEF.exe PID 3660 wrote to memory of 4608 3660 RdrCEF.exe RdrCEF.exe PID 3660 wrote to memory of 4608 3660 RdrCEF.exe RdrCEF.exe PID 3660 wrote to memory of 4608 3660 RdrCEF.exe RdrCEF.exe PID 3660 wrote to memory of 4504 3660 RdrCEF.exe RdrCEF.exe PID 3660 wrote to memory of 4504 3660 RdrCEF.exe RdrCEF.exe PID 3660 wrote to memory of 4504 3660 RdrCEF.exe RdrCEF.exe PID 3660 wrote to memory of 4504 3660 RdrCEF.exe RdrCEF.exe PID 3660 wrote to memory of 4504 3660 RdrCEF.exe RdrCEF.exe PID 3660 wrote to memory of 4504 3660 RdrCEF.exe RdrCEF.exe PID 3660 wrote to memory of 4504 3660 RdrCEF.exe RdrCEF.exe PID 3660 wrote to memory of 4504 3660 RdrCEF.exe RdrCEF.exe PID 3660 wrote to memory of 4504 3660 RdrCEF.exe RdrCEF.exe PID 3660 wrote to memory of 4504 3660 RdrCEF.exe RdrCEF.exe PID 3660 wrote to memory of 4504 3660 RdrCEF.exe RdrCEF.exe PID 3660 wrote to memory of 4504 3660 RdrCEF.exe RdrCEF.exe PID 3660 wrote to memory of 4504 3660 RdrCEF.exe RdrCEF.exe PID 3660 wrote to memory of 4504 3660 RdrCEF.exe RdrCEF.exe PID 3660 wrote to memory of 4504 3660 RdrCEF.exe RdrCEF.exe PID 3660 wrote to memory of 4504 3660 RdrCEF.exe RdrCEF.exe PID 3660 wrote to memory of 4504 3660 RdrCEF.exe RdrCEF.exe PID 3660 wrote to memory of 4504 3660 RdrCEF.exe RdrCEF.exe PID 3660 wrote to memory of 4504 3660 RdrCEF.exe RdrCEF.exe PID 3660 wrote to memory of 4504 3660 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\a2f19ccf985be165245563a55994e1b723ba5464fb3d3df428a6d7cf605029d7.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=D403C349306F87195EB542DE23937D78 --mojo-platform-channel-handle=1700 --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=3D1CDF6D8D7B7B871747868376751AD2 --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=3D1CDF6D8D7B7B871747868376751AD2 --renderer-client-id=2 --mojo-platform-channel-handle=1740 --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=004502BF3CF0F28ABD1DA437CE5221C5 --mojo-platform-channel-handle=2304 --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=25FC10478217011768CE4E6D0EE474E5 --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=25FC10478217011768CE4E6D0EE474E5 --renderer-client-id=5 --mojo-platform-channel-handle=1920 --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=27D44051DB7C68F96D0C454CB1196B2C --mojo-platform-channel-handle=2440 --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=93D61CDDE50E71B2ABFE4F929E62C7AE --mojo-platform-channel-handle=2012 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
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C:\Program Files (x86)\Common Files\Adobe\ARM\1.0\AdobeARM.exe"C:\Program Files (x86)\Common Files\Adobe\ARM\1.0\AdobeARM.exe" /PRODUCT:Reader /VERSION:19.0 /MODE:32⤵
- Suspicious use of SetWindowsHookEx
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C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Reader_sl.exe"C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Reader_sl.exe"3⤵
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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/1972-144-0x0000000000000000-mapping.dmp
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memory/2648-147-0x0000000000000000-mapping.dmp
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memory/3660-131-0x0000000000000000-mapping.dmp
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memory/3956-154-0x0000000000000000-mapping.dmp
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memory/4080-152-0x0000000000000000-mapping.dmp
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memory/4236-141-0x0000000000000000-mapping.dmp
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memory/4504-136-0x0000000000000000-mapping.dmp
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memory/4608-133-0x0000000000000000-mapping.dmp
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memory/4960-155-0x0000000000000000-mapping.dmp