Analysis
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max time kernel
61s -
max time network
129s -
platform
windows10-2004_x64 -
resource
win10v2004-20220901-en -
resource tags
arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system -
submitted
27-10-2022 07:25
Behavioral task
behavioral1
Sample
220119-Choosing-HR-Software.pdf
Resource
win7-20220812-en
1 signatures
150 seconds
Behavioral task
behavioral2
Sample
220119-Choosing-HR-Software.pdf
Resource
win10v2004-20220901-en
6 signatures
150 seconds
General
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Target
220119-Choosing-HR-Software.pdf
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Size
3.0MB
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MD5
f5122f61d41a176bfaac849e779879d7
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SHA1
92405f8b76ad56f7ffa44d6804f4b24bbafe783a
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SHA256
c73436d1db992d4d85d7e8167f12228e84c1fb8b46093fe4ddbf817f5e650e38
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SHA512
d8d74454028dfe00b917de310434b69c2119add629262c107b7e10f59ed18706c728f785fa59110bfcd2e3e269d29b0a1308d53a07b8a13ec998928828e51e79
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SSDEEP
49152:D3dHc1cuwfovLma4gPI70KMoWNhqtwSJqe:DWNwfwKa4gg70SWK
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 20 IoCs
Processes:
AcroRd32.exepid process 3284 AcroRd32.exe 3284 AcroRd32.exe 3284 AcroRd32.exe 3284 AcroRd32.exe 3284 AcroRd32.exe 3284 AcroRd32.exe 3284 AcroRd32.exe 3284 AcroRd32.exe 3284 AcroRd32.exe 3284 AcroRd32.exe 3284 AcroRd32.exe 3284 AcroRd32.exe 3284 AcroRd32.exe 3284 AcroRd32.exe 3284 AcroRd32.exe 3284 AcroRd32.exe 3284 AcroRd32.exe 3284 AcroRd32.exe 3284 AcroRd32.exe 3284 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
Processes:
AcroRd32.exepid process 3284 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 6 IoCs
Processes:
AcroRd32.exepid process 3284 AcroRd32.exe 3284 AcroRd32.exe 3284 AcroRd32.exe 3284 AcroRd32.exe 3284 AcroRd32.exe 3284 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
Processes:
AcroRd32.exeRdrCEF.exedescription pid process target process PID 3284 wrote to memory of 4056 3284 AcroRd32.exe RdrCEF.exe PID 3284 wrote to memory of 4056 3284 AcroRd32.exe RdrCEF.exe PID 3284 wrote to memory of 4056 3284 AcroRd32.exe RdrCEF.exe PID 4056 wrote to memory of 2820 4056 RdrCEF.exe RdrCEF.exe PID 4056 wrote to memory of 2820 4056 RdrCEF.exe RdrCEF.exe PID 4056 wrote to memory of 2820 4056 RdrCEF.exe RdrCEF.exe PID 4056 wrote to memory of 2820 4056 RdrCEF.exe RdrCEF.exe PID 4056 wrote to memory of 2820 4056 RdrCEF.exe RdrCEF.exe PID 4056 wrote to memory of 2820 4056 RdrCEF.exe RdrCEF.exe PID 4056 wrote to memory of 2820 4056 RdrCEF.exe RdrCEF.exe PID 4056 wrote to memory of 2820 4056 RdrCEF.exe RdrCEF.exe PID 4056 wrote to memory of 2820 4056 RdrCEF.exe RdrCEF.exe PID 4056 wrote to memory of 2820 4056 RdrCEF.exe RdrCEF.exe PID 4056 wrote to memory of 2820 4056 RdrCEF.exe RdrCEF.exe PID 4056 wrote to memory of 2820 4056 RdrCEF.exe RdrCEF.exe PID 4056 wrote to memory of 2820 4056 RdrCEF.exe RdrCEF.exe PID 4056 wrote to memory of 2820 4056 RdrCEF.exe RdrCEF.exe PID 4056 wrote to memory of 2820 4056 RdrCEF.exe RdrCEF.exe PID 4056 wrote to memory of 2820 4056 RdrCEF.exe RdrCEF.exe PID 4056 wrote to memory of 2820 4056 RdrCEF.exe RdrCEF.exe PID 4056 wrote to memory of 2820 4056 RdrCEF.exe RdrCEF.exe PID 4056 wrote to memory of 2820 4056 RdrCEF.exe RdrCEF.exe PID 4056 wrote to memory of 2820 4056 RdrCEF.exe RdrCEF.exe PID 4056 wrote to memory of 2820 4056 RdrCEF.exe RdrCEF.exe PID 4056 wrote to memory of 2820 4056 RdrCEF.exe RdrCEF.exe PID 4056 wrote to memory of 2820 4056 RdrCEF.exe RdrCEF.exe PID 4056 wrote to memory of 2820 4056 RdrCEF.exe RdrCEF.exe PID 4056 wrote to memory of 2820 4056 RdrCEF.exe RdrCEF.exe PID 4056 wrote to memory of 2820 4056 RdrCEF.exe RdrCEF.exe PID 4056 wrote to memory of 2820 4056 RdrCEF.exe RdrCEF.exe PID 4056 wrote to memory of 2820 4056 RdrCEF.exe RdrCEF.exe PID 4056 wrote to memory of 2820 4056 RdrCEF.exe RdrCEF.exe PID 4056 wrote to memory of 2820 4056 RdrCEF.exe RdrCEF.exe PID 4056 wrote to memory of 2820 4056 RdrCEF.exe RdrCEF.exe PID 4056 wrote to memory of 2820 4056 RdrCEF.exe RdrCEF.exe PID 4056 wrote to memory of 2820 4056 RdrCEF.exe RdrCEF.exe PID 4056 wrote to memory of 2820 4056 RdrCEF.exe RdrCEF.exe PID 4056 wrote to memory of 2820 4056 RdrCEF.exe RdrCEF.exe PID 4056 wrote to memory of 2820 4056 RdrCEF.exe RdrCEF.exe PID 4056 wrote to memory of 2820 4056 RdrCEF.exe RdrCEF.exe PID 4056 wrote to memory of 2820 4056 RdrCEF.exe RdrCEF.exe PID 4056 wrote to memory of 2820 4056 RdrCEF.exe RdrCEF.exe PID 4056 wrote to memory of 2820 4056 RdrCEF.exe RdrCEF.exe PID 4056 wrote to memory of 2820 4056 RdrCEF.exe RdrCEF.exe PID 4056 wrote to memory of 4240 4056 RdrCEF.exe RdrCEF.exe PID 4056 wrote to memory of 4240 4056 RdrCEF.exe RdrCEF.exe PID 4056 wrote to memory of 4240 4056 RdrCEF.exe RdrCEF.exe PID 4056 wrote to memory of 4240 4056 RdrCEF.exe RdrCEF.exe PID 4056 wrote to memory of 4240 4056 RdrCEF.exe RdrCEF.exe PID 4056 wrote to memory of 4240 4056 RdrCEF.exe RdrCEF.exe PID 4056 wrote to memory of 4240 4056 RdrCEF.exe RdrCEF.exe PID 4056 wrote to memory of 4240 4056 RdrCEF.exe RdrCEF.exe PID 4056 wrote to memory of 4240 4056 RdrCEF.exe RdrCEF.exe PID 4056 wrote to memory of 4240 4056 RdrCEF.exe RdrCEF.exe PID 4056 wrote to memory of 4240 4056 RdrCEF.exe RdrCEF.exe PID 4056 wrote to memory of 4240 4056 RdrCEF.exe RdrCEF.exe PID 4056 wrote to memory of 4240 4056 RdrCEF.exe RdrCEF.exe PID 4056 wrote to memory of 4240 4056 RdrCEF.exe RdrCEF.exe PID 4056 wrote to memory of 4240 4056 RdrCEF.exe RdrCEF.exe PID 4056 wrote to memory of 4240 4056 RdrCEF.exe RdrCEF.exe PID 4056 wrote to memory of 4240 4056 RdrCEF.exe RdrCEF.exe PID 4056 wrote to memory of 4240 4056 RdrCEF.exe RdrCEF.exe PID 4056 wrote to memory of 4240 4056 RdrCEF.exe RdrCEF.exe PID 4056 wrote to memory of 4240 4056 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\220119-Choosing-HR-Software.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=E220CAAD97AE12F3BF76E21BB66B045D --mojo-platform-channel-handle=1748 --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=F5DF504E5B35945899C7F7D9D84B5175 --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=F5DF504E5B35945899C7F7D9D84B5175 --renderer-client-id=2 --mojo-platform-channel-handle=1760 --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=90397A85622C5ADC90B900FA4329D25F --mojo-platform-channel-handle=2320 --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=240FC03260D8BAD6AD2F98C0F9BDFD08 --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=240FC03260D8BAD6AD2F98C0F9BDFD08 --renderer-client-id=5 --mojo-platform-channel-handle=1872 --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=EC38A835D67A00F36225EF4AA6F2F757 --mojo-platform-channel-handle=2512 --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=7119BA08611190275930033342C9C1BF --mojo-platform-channel-handle=1752 --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/2820-134-0x0000000000000000-mapping.dmp
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memory/3220-153-0x0000000000000000-mapping.dmp
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memory/3552-144-0x0000000000000000-mapping.dmp
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memory/3760-142-0x0000000000000000-mapping.dmp
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memory/4056-132-0x0000000000000000-mapping.dmp
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memory/4240-137-0x0000000000000000-mapping.dmp
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memory/4312-150-0x0000000000000000-mapping.dmp