Analysis
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max time kernel
107s -
max time network
138s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
01-10-2022 17:04
Behavioral task
behavioral1
Sample
fb881930e92f3621a439847d6b08024110549cca66b08d0c3628f06a660b4df0.pdf
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
fb881930e92f3621a439847d6b08024110549cca66b08d0c3628f06a660b4df0.pdf
Resource
win10v2004-20220812-en
General
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Target
fb881930e92f3621a439847d6b08024110549cca66b08d0c3628f06a660b4df0.pdf
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Size
699KB
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MD5
be8dcfc07893c4871b11698ecc10f49e
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SHA1
4e34b8ba1a43d4957fc2e17166c1044fac021bca
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SHA256
fb881930e92f3621a439847d6b08024110549cca66b08d0c3628f06a660b4df0
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SHA512
4c2d5048cf97fe743534e3e22e0b7633ae9ef6abfd38a910854b4d52885137b706a67afaf85f2910585ff8c922eb593aa8ef0123c0e4b8672bb911f3e5fc49e6
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SSDEEP
12288:2E+UMDEErQhqHCmZnzjKn4q2uqs0LbpR7GxIX1Aez8lRDsyamJ3Z5VFdVKG:vaEwCmZnFxsStUIX1Aez8lFfpZfz
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-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
Processes:
AcroRd32.exepid process 5044 AcroRd32.exe 5044 AcroRd32.exe 5044 AcroRd32.exe 5044 AcroRd32.exe 5044 AcroRd32.exe 5044 AcroRd32.exe 5044 AcroRd32.exe 5044 AcroRd32.exe 5044 AcroRd32.exe 5044 AcroRd32.exe 5044 AcroRd32.exe 5044 AcroRd32.exe 5044 AcroRd32.exe 5044 AcroRd32.exe 5044 AcroRd32.exe 5044 AcroRd32.exe 5044 AcroRd32.exe 5044 AcroRd32.exe 5044 AcroRd32.exe 5044 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
Processes:
AcroRd32.exepid process 5044 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 6 IoCs
Processes:
AcroRd32.exepid process 5044 AcroRd32.exe 5044 AcroRd32.exe 5044 AcroRd32.exe 5044 AcroRd32.exe 5044 AcroRd32.exe 5044 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
Processes:
AcroRd32.exeRdrCEF.exedescription pid process target process PID 5044 wrote to memory of 4736 5044 AcroRd32.exe RdrCEF.exe PID 5044 wrote to memory of 4736 5044 AcroRd32.exe RdrCEF.exe PID 5044 wrote to memory of 4736 5044 AcroRd32.exe RdrCEF.exe PID 4736 wrote to memory of 3448 4736 RdrCEF.exe RdrCEF.exe PID 4736 wrote to memory of 3448 4736 RdrCEF.exe RdrCEF.exe PID 4736 wrote to memory of 3448 4736 RdrCEF.exe RdrCEF.exe PID 4736 wrote to memory of 3448 4736 RdrCEF.exe RdrCEF.exe PID 4736 wrote to memory of 3448 4736 RdrCEF.exe RdrCEF.exe PID 4736 wrote to memory of 3448 4736 RdrCEF.exe RdrCEF.exe PID 4736 wrote to memory of 3448 4736 RdrCEF.exe RdrCEF.exe PID 4736 wrote to memory of 3448 4736 RdrCEF.exe RdrCEF.exe PID 4736 wrote to memory of 3448 4736 RdrCEF.exe RdrCEF.exe PID 4736 wrote to memory of 3448 4736 RdrCEF.exe RdrCEF.exe PID 4736 wrote to memory of 3448 4736 RdrCEF.exe RdrCEF.exe PID 4736 wrote to memory of 3448 4736 RdrCEF.exe RdrCEF.exe PID 4736 wrote to memory of 3448 4736 RdrCEF.exe RdrCEF.exe PID 4736 wrote to memory of 3448 4736 RdrCEF.exe RdrCEF.exe PID 4736 wrote to memory of 3448 4736 RdrCEF.exe RdrCEF.exe PID 4736 wrote to memory of 3448 4736 RdrCEF.exe RdrCEF.exe PID 4736 wrote to memory of 3448 4736 RdrCEF.exe RdrCEF.exe PID 4736 wrote to memory of 3448 4736 RdrCEF.exe RdrCEF.exe PID 4736 wrote to memory of 3448 4736 RdrCEF.exe RdrCEF.exe PID 4736 wrote to memory of 3448 4736 RdrCEF.exe RdrCEF.exe PID 4736 wrote to memory of 3448 4736 RdrCEF.exe RdrCEF.exe PID 4736 wrote to memory of 3448 4736 RdrCEF.exe RdrCEF.exe PID 4736 wrote to memory of 3448 4736 RdrCEF.exe RdrCEF.exe PID 4736 wrote to memory of 3448 4736 RdrCEF.exe RdrCEF.exe PID 4736 wrote to memory of 3448 4736 RdrCEF.exe RdrCEF.exe PID 4736 wrote to memory of 3448 4736 RdrCEF.exe RdrCEF.exe PID 4736 wrote to memory of 3448 4736 RdrCEF.exe RdrCEF.exe PID 4736 wrote to memory of 3448 4736 RdrCEF.exe RdrCEF.exe PID 4736 wrote to memory of 3448 4736 RdrCEF.exe RdrCEF.exe PID 4736 wrote to memory of 3448 4736 RdrCEF.exe RdrCEF.exe PID 4736 wrote to memory of 3448 4736 RdrCEF.exe RdrCEF.exe PID 4736 wrote to memory of 3448 4736 RdrCEF.exe RdrCEF.exe PID 4736 wrote to memory of 3448 4736 RdrCEF.exe RdrCEF.exe PID 4736 wrote to memory of 3448 4736 RdrCEF.exe RdrCEF.exe PID 4736 wrote to memory of 3448 4736 RdrCEF.exe RdrCEF.exe PID 4736 wrote to memory of 3448 4736 RdrCEF.exe RdrCEF.exe PID 4736 wrote to memory of 3448 4736 RdrCEF.exe RdrCEF.exe PID 4736 wrote to memory of 3448 4736 RdrCEF.exe RdrCEF.exe PID 4736 wrote to memory of 3448 4736 RdrCEF.exe RdrCEF.exe PID 4736 wrote to memory of 3448 4736 RdrCEF.exe RdrCEF.exe PID 4736 wrote to memory of 3448 4736 RdrCEF.exe RdrCEF.exe PID 4736 wrote to memory of 1316 4736 RdrCEF.exe RdrCEF.exe PID 4736 wrote to memory of 1316 4736 RdrCEF.exe RdrCEF.exe PID 4736 wrote to memory of 1316 4736 RdrCEF.exe RdrCEF.exe PID 4736 wrote to memory of 1316 4736 RdrCEF.exe RdrCEF.exe PID 4736 wrote to memory of 1316 4736 RdrCEF.exe RdrCEF.exe PID 4736 wrote to memory of 1316 4736 RdrCEF.exe RdrCEF.exe PID 4736 wrote to memory of 1316 4736 RdrCEF.exe RdrCEF.exe PID 4736 wrote to memory of 1316 4736 RdrCEF.exe RdrCEF.exe PID 4736 wrote to memory of 1316 4736 RdrCEF.exe RdrCEF.exe PID 4736 wrote to memory of 1316 4736 RdrCEF.exe RdrCEF.exe PID 4736 wrote to memory of 1316 4736 RdrCEF.exe RdrCEF.exe PID 4736 wrote to memory of 1316 4736 RdrCEF.exe RdrCEF.exe PID 4736 wrote to memory of 1316 4736 RdrCEF.exe RdrCEF.exe PID 4736 wrote to memory of 1316 4736 RdrCEF.exe RdrCEF.exe PID 4736 wrote to memory of 1316 4736 RdrCEF.exe RdrCEF.exe PID 4736 wrote to memory of 1316 4736 RdrCEF.exe RdrCEF.exe PID 4736 wrote to memory of 1316 4736 RdrCEF.exe RdrCEF.exe PID 4736 wrote to memory of 1316 4736 RdrCEF.exe RdrCEF.exe PID 4736 wrote to memory of 1316 4736 RdrCEF.exe RdrCEF.exe PID 4736 wrote to memory of 1316 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\fb881930e92f3621a439847d6b08024110549cca66b08d0c3628f06a660b4df0.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=38C3991C2A483D6B97F40D36005B6A45 --mojo-platform-channel-handle=1732 --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=BC34D9296A361F9172C12179564C650B --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=BC34D9296A361F9172C12179564C650B --renderer-client-id=2 --mojo-platform-channel-handle=1724 --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=85D06A5931CDFBB0058E8F0DCFEC037D --mojo-platform-channel-handle=2160 --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=5B2672249D1C915DA810FD962ED079C1 --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=5B2672249D1C915DA810FD962ED079C1 --renderer-client-id=5 --mojo-platform-channel-handle=2308 --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=573F0D48E0B4A428E21E1B897DEE2BCA --mojo-platform-channel-handle=2428 --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=895FB403151A8666681FEBAED1D9DABC --mojo-platform-channel-handle=1944 --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/1316-137-0x0000000000000000-mapping.dmp
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memory/3448-134-0x0000000000000000-mapping.dmp
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memory/3584-142-0x0000000000000000-mapping.dmp
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memory/3692-153-0x0000000000000000-mapping.dmp
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memory/4736-132-0x0000000000000000-mapping.dmp
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memory/4856-145-0x0000000000000000-mapping.dmp
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memory/4904-150-0x0000000000000000-mapping.dmp