Analysis
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max time kernel
76s -
max time network
128s -
platform
windows10-2004_x64 -
resource
win10v2004-20220901-en -
resource tags
arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system -
submitted
27-09-2022 10:35
Behavioral task
behavioral1
Sample
tmpB196.pdf
Resource
win7-20220812-en
windows7-x64
5 signatures
150 seconds
Behavioral task
behavioral2
Sample
tmpB196.pdf
Resource
win10v2004-20220901-en
windows10-2004-x64
6 signatures
150 seconds
General
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Target
tmpB196.pdf
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Size
115KB
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MD5
db3d46482f85fe8d181296f1bab35dcd
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SHA1
58e563e1b4df39ee2744baaa47572e85f43d50ff
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SHA256
12b3b461cf4595c6fac1d9e63d4f23badc33e4374fab9368c7c2e54a6ba3fb8a
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SHA512
4a26cc00df2d1d86053d286c56eb6207cb40e96d93db6bb8305cbb306a30cc1d4cebe60115e01c03657c54dc0afee92e49022b7bf197f3bee12a309f8ed2cb14
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SSDEEP
3072:hmoz4Lfm4gOP+nL+6mEX8A2ftpAW1drhgN:jS+4gOP+L7mB9tOW1dV0
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 18 IoCs
Processes:
AcroRd32.exepid process 544 AcroRd32.exe 544 AcroRd32.exe 544 AcroRd32.exe 544 AcroRd32.exe 544 AcroRd32.exe 544 AcroRd32.exe 544 AcroRd32.exe 544 AcroRd32.exe 544 AcroRd32.exe 544 AcroRd32.exe 544 AcroRd32.exe 544 AcroRd32.exe 544 AcroRd32.exe 544 AcroRd32.exe 544 AcroRd32.exe 544 AcroRd32.exe 544 AcroRd32.exe 544 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
Processes:
AcroRd32.exepid process 544 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 6 IoCs
Processes:
AcroRd32.exepid process 544 AcroRd32.exe 544 AcroRd32.exe 544 AcroRd32.exe 544 AcroRd32.exe 544 AcroRd32.exe 544 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
Processes:
AcroRd32.exeRdrCEF.exedescription pid process target process PID 544 wrote to memory of 3584 544 AcroRd32.exe RdrCEF.exe PID 544 wrote to memory of 3584 544 AcroRd32.exe RdrCEF.exe PID 544 wrote to memory of 3584 544 AcroRd32.exe RdrCEF.exe PID 3584 wrote to memory of 3120 3584 RdrCEF.exe RdrCEF.exe PID 3584 wrote to memory of 3120 3584 RdrCEF.exe RdrCEF.exe PID 3584 wrote to memory of 3120 3584 RdrCEF.exe RdrCEF.exe PID 3584 wrote to memory of 3120 3584 RdrCEF.exe RdrCEF.exe PID 3584 wrote to memory of 3120 3584 RdrCEF.exe RdrCEF.exe PID 3584 wrote to memory of 3120 3584 RdrCEF.exe RdrCEF.exe PID 3584 wrote to memory of 3120 3584 RdrCEF.exe RdrCEF.exe PID 3584 wrote to memory of 3120 3584 RdrCEF.exe RdrCEF.exe PID 3584 wrote to memory of 3120 3584 RdrCEF.exe RdrCEF.exe PID 3584 wrote to memory of 3120 3584 RdrCEF.exe RdrCEF.exe PID 3584 wrote to memory of 3120 3584 RdrCEF.exe RdrCEF.exe PID 3584 wrote to memory of 3120 3584 RdrCEF.exe RdrCEF.exe PID 3584 wrote to memory of 3120 3584 RdrCEF.exe RdrCEF.exe PID 3584 wrote to memory of 3120 3584 RdrCEF.exe RdrCEF.exe PID 3584 wrote to memory of 3120 3584 RdrCEF.exe RdrCEF.exe PID 3584 wrote to memory of 3120 3584 RdrCEF.exe RdrCEF.exe PID 3584 wrote to memory of 3120 3584 RdrCEF.exe RdrCEF.exe PID 3584 wrote to memory of 3120 3584 RdrCEF.exe RdrCEF.exe PID 3584 wrote to memory of 3120 3584 RdrCEF.exe RdrCEF.exe PID 3584 wrote to memory of 3120 3584 RdrCEF.exe RdrCEF.exe PID 3584 wrote to memory of 3120 3584 RdrCEF.exe RdrCEF.exe PID 3584 wrote to memory of 3120 3584 RdrCEF.exe RdrCEF.exe PID 3584 wrote to memory of 3120 3584 RdrCEF.exe RdrCEF.exe PID 3584 wrote to memory of 3120 3584 RdrCEF.exe RdrCEF.exe PID 3584 wrote to memory of 3120 3584 RdrCEF.exe RdrCEF.exe PID 3584 wrote to memory of 3120 3584 RdrCEF.exe RdrCEF.exe PID 3584 wrote to memory of 3120 3584 RdrCEF.exe RdrCEF.exe PID 3584 wrote to memory of 3120 3584 RdrCEF.exe RdrCEF.exe PID 3584 wrote to memory of 3120 3584 RdrCEF.exe RdrCEF.exe PID 3584 wrote to memory of 3120 3584 RdrCEF.exe RdrCEF.exe PID 3584 wrote to memory of 3120 3584 RdrCEF.exe RdrCEF.exe PID 3584 wrote to memory of 3120 3584 RdrCEF.exe RdrCEF.exe PID 3584 wrote to memory of 3120 3584 RdrCEF.exe RdrCEF.exe PID 3584 wrote to memory of 3120 3584 RdrCEF.exe RdrCEF.exe PID 3584 wrote to memory of 3120 3584 RdrCEF.exe RdrCEF.exe PID 3584 wrote to memory of 3120 3584 RdrCEF.exe RdrCEF.exe PID 3584 wrote to memory of 3120 3584 RdrCEF.exe RdrCEF.exe PID 3584 wrote to memory of 3120 3584 RdrCEF.exe RdrCEF.exe PID 3584 wrote to memory of 3120 3584 RdrCEF.exe RdrCEF.exe PID 3584 wrote to memory of 3120 3584 RdrCEF.exe RdrCEF.exe PID 3584 wrote to memory of 3120 3584 RdrCEF.exe RdrCEF.exe PID 3584 wrote to memory of 2056 3584 RdrCEF.exe RdrCEF.exe PID 3584 wrote to memory of 2056 3584 RdrCEF.exe RdrCEF.exe PID 3584 wrote to memory of 2056 3584 RdrCEF.exe RdrCEF.exe PID 3584 wrote to memory of 2056 3584 RdrCEF.exe RdrCEF.exe PID 3584 wrote to memory of 2056 3584 RdrCEF.exe RdrCEF.exe PID 3584 wrote to memory of 2056 3584 RdrCEF.exe RdrCEF.exe PID 3584 wrote to memory of 2056 3584 RdrCEF.exe RdrCEF.exe PID 3584 wrote to memory of 2056 3584 RdrCEF.exe RdrCEF.exe PID 3584 wrote to memory of 2056 3584 RdrCEF.exe RdrCEF.exe PID 3584 wrote to memory of 2056 3584 RdrCEF.exe RdrCEF.exe PID 3584 wrote to memory of 2056 3584 RdrCEF.exe RdrCEF.exe PID 3584 wrote to memory of 2056 3584 RdrCEF.exe RdrCEF.exe PID 3584 wrote to memory of 2056 3584 RdrCEF.exe RdrCEF.exe PID 3584 wrote to memory of 2056 3584 RdrCEF.exe RdrCEF.exe PID 3584 wrote to memory of 2056 3584 RdrCEF.exe RdrCEF.exe PID 3584 wrote to memory of 2056 3584 RdrCEF.exe RdrCEF.exe PID 3584 wrote to memory of 2056 3584 RdrCEF.exe RdrCEF.exe PID 3584 wrote to memory of 2056 3584 RdrCEF.exe RdrCEF.exe PID 3584 wrote to memory of 2056 3584 RdrCEF.exe RdrCEF.exe PID 3584 wrote to memory of 2056 3584 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\tmpB196.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=1DDE47A199D41DF0FB387A3683B2439B --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=B24D76CD6D6823F1F3BE85C3FD6F666A --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=B24D76CD6D6823F1F3BE85C3FD6F666A --renderer-client-id=2 --mojo-platform-channel-handle=1752 --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=9A7AD12D04554781868F5BC3B3AFBCA6 --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=9A7AD12D04554781868F5BC3B3AFBCA6 --renderer-client-id=4 --mojo-platform-channel-handle=2184 --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=AD4FB45E8DB0353B7760B71C6365DFEF --mojo-platform-channel-handle=2196 --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=B0A867768EAC899302FEF88E714066CF --mojo-platform-channel-handle=2680 --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=0D9791A8EC670F336BFA577988C69F4A --mojo-platform-channel-handle=2556 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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memory/2056-137-0x0000000000000000-mapping.dmp
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memory/3028-142-0x0000000000000000-mapping.dmp
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memory/3120-134-0x0000000000000000-mapping.dmp
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memory/3292-153-0x0000000000000000-mapping.dmp
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memory/3584-132-0x0000000000000000-mapping.dmp
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memory/3632-150-0x0000000000000000-mapping.dmp
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memory/4072-147-0x0000000000000000-mapping.dmp