Analysis
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max time kernel
80s -
max time network
142s -
platform
windows10_x64 -
resource
win10v20210408 -
submitted
22-07-2021 10:20
Behavioral task
behavioral1
Sample
BUDAPEST_DRAFT_PROGRAM_TO_ALL.01.pdf
Resource
win10v20210410
Behavioral task
behavioral2
Sample
INV_generalInfo.01.pdf
Resource
win10v20210408
Behavioral task
behavioral3
Sample
Kover_Laszlo_Letter.pdf
Resource
win10v20210410
General
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Target
INV_generalInfo.01.pdf
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Size
130KB
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MD5
74f0bc68be3533be8788fb56df952de4
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SHA1
96d7b104b47da14597d967d1d33afeefbe325dca
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SHA256
dc1d5784f73413a23df359c941cb4dc0d115c1d8052d30a0129caff7d024b2a1
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SHA512
eda6db6df3ca3bc3d0908af2e3142b499de76eb2d0d5511b3beb75a44816f073e7f8e645a77ffc35edeedc554a2489ca4c3c116401db29759269bbda5bbbc106
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-1-5-21-1594587808-2047097707-2163810515-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
Processes:
AcroRd32.exepid process 648 AcroRd32.exe 648 AcroRd32.exe 648 AcroRd32.exe 648 AcroRd32.exe 648 AcroRd32.exe 648 AcroRd32.exe 648 AcroRd32.exe 648 AcroRd32.exe 648 AcroRd32.exe 648 AcroRd32.exe 648 AcroRd32.exe 648 AcroRd32.exe 648 AcroRd32.exe 648 AcroRd32.exe 648 AcroRd32.exe 648 AcroRd32.exe 648 AcroRd32.exe 648 AcroRd32.exe 648 AcroRd32.exe 648 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
Processes:
AcroRd32.exepid process 648 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 6 IoCs
Processes:
AcroRd32.exepid process 648 AcroRd32.exe 648 AcroRd32.exe 648 AcroRd32.exe 648 AcroRd32.exe 648 AcroRd32.exe 648 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
Processes:
AcroRd32.exeRdrCEF.exedescription pid process target process PID 648 wrote to memory of 2708 648 AcroRd32.exe RdrCEF.exe PID 648 wrote to memory of 2708 648 AcroRd32.exe RdrCEF.exe PID 648 wrote to memory of 2708 648 AcroRd32.exe RdrCEF.exe PID 2708 wrote to memory of 2120 2708 RdrCEF.exe RdrCEF.exe PID 2708 wrote to memory of 2120 2708 RdrCEF.exe RdrCEF.exe PID 2708 wrote to memory of 2120 2708 RdrCEF.exe RdrCEF.exe PID 2708 wrote to memory of 2120 2708 RdrCEF.exe RdrCEF.exe PID 2708 wrote to memory of 2120 2708 RdrCEF.exe RdrCEF.exe PID 2708 wrote to memory of 2120 2708 RdrCEF.exe RdrCEF.exe PID 2708 wrote to memory of 2120 2708 RdrCEF.exe RdrCEF.exe PID 2708 wrote to memory of 2120 2708 RdrCEF.exe RdrCEF.exe PID 2708 wrote to memory of 2120 2708 RdrCEF.exe RdrCEF.exe PID 2708 wrote to memory of 2120 2708 RdrCEF.exe RdrCEF.exe PID 2708 wrote to memory of 2120 2708 RdrCEF.exe RdrCEF.exe PID 2708 wrote to memory of 2120 2708 RdrCEF.exe RdrCEF.exe PID 2708 wrote to memory of 2120 2708 RdrCEF.exe RdrCEF.exe PID 2708 wrote to memory of 2120 2708 RdrCEF.exe RdrCEF.exe PID 2708 wrote to memory of 2120 2708 RdrCEF.exe RdrCEF.exe PID 2708 wrote to memory of 2120 2708 RdrCEF.exe RdrCEF.exe PID 2708 wrote to memory of 2120 2708 RdrCEF.exe RdrCEF.exe PID 2708 wrote to memory of 2120 2708 RdrCEF.exe RdrCEF.exe PID 2708 wrote to memory of 2120 2708 RdrCEF.exe RdrCEF.exe PID 2708 wrote to memory of 2120 2708 RdrCEF.exe RdrCEF.exe PID 2708 wrote to memory of 2120 2708 RdrCEF.exe RdrCEF.exe PID 2708 wrote to memory of 2120 2708 RdrCEF.exe RdrCEF.exe PID 2708 wrote to memory of 2120 2708 RdrCEF.exe RdrCEF.exe PID 2708 wrote to memory of 2120 2708 RdrCEF.exe RdrCEF.exe PID 2708 wrote to memory of 2120 2708 RdrCEF.exe RdrCEF.exe PID 2708 wrote to memory of 2120 2708 RdrCEF.exe RdrCEF.exe PID 2708 wrote to memory of 2120 2708 RdrCEF.exe RdrCEF.exe PID 2708 wrote to memory of 2120 2708 RdrCEF.exe RdrCEF.exe PID 2708 wrote to memory of 2120 2708 RdrCEF.exe RdrCEF.exe PID 2708 wrote to memory of 2120 2708 RdrCEF.exe RdrCEF.exe PID 2708 wrote to memory of 2120 2708 RdrCEF.exe RdrCEF.exe PID 2708 wrote to memory of 2120 2708 RdrCEF.exe RdrCEF.exe PID 2708 wrote to memory of 2120 2708 RdrCEF.exe RdrCEF.exe PID 2708 wrote to memory of 2120 2708 RdrCEF.exe RdrCEF.exe PID 2708 wrote to memory of 2120 2708 RdrCEF.exe RdrCEF.exe PID 2708 wrote to memory of 2120 2708 RdrCEF.exe RdrCEF.exe PID 2708 wrote to memory of 2120 2708 RdrCEF.exe RdrCEF.exe PID 2708 wrote to memory of 2120 2708 RdrCEF.exe RdrCEF.exe PID 2708 wrote to memory of 2120 2708 RdrCEF.exe RdrCEF.exe PID 2708 wrote to memory of 2120 2708 RdrCEF.exe RdrCEF.exe PID 2708 wrote to memory of 2120 2708 RdrCEF.exe RdrCEF.exe PID 2708 wrote to memory of 2120 2708 RdrCEF.exe RdrCEF.exe PID 2708 wrote to memory of 2120 2708 RdrCEF.exe RdrCEF.exe PID 2708 wrote to memory of 4060 2708 RdrCEF.exe RdrCEF.exe PID 2708 wrote to memory of 4060 2708 RdrCEF.exe RdrCEF.exe PID 2708 wrote to memory of 4060 2708 RdrCEF.exe RdrCEF.exe PID 2708 wrote to memory of 4060 2708 RdrCEF.exe RdrCEF.exe PID 2708 wrote to memory of 4060 2708 RdrCEF.exe RdrCEF.exe PID 2708 wrote to memory of 4060 2708 RdrCEF.exe RdrCEF.exe PID 2708 wrote to memory of 4060 2708 RdrCEF.exe RdrCEF.exe PID 2708 wrote to memory of 4060 2708 RdrCEF.exe RdrCEF.exe PID 2708 wrote to memory of 4060 2708 RdrCEF.exe RdrCEF.exe PID 2708 wrote to memory of 4060 2708 RdrCEF.exe RdrCEF.exe PID 2708 wrote to memory of 4060 2708 RdrCEF.exe RdrCEF.exe PID 2708 wrote to memory of 4060 2708 RdrCEF.exe RdrCEF.exe PID 2708 wrote to memory of 4060 2708 RdrCEF.exe RdrCEF.exe PID 2708 wrote to memory of 4060 2708 RdrCEF.exe RdrCEF.exe PID 2708 wrote to memory of 4060 2708 RdrCEF.exe RdrCEF.exe PID 2708 wrote to memory of 4060 2708 RdrCEF.exe RdrCEF.exe PID 2708 wrote to memory of 4060 2708 RdrCEF.exe RdrCEF.exe PID 2708 wrote to memory of 4060 2708 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\INV_generalInfo.01.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=renderer --disable-browser-side-navigation --disable-gpu-compositing --service-pipe-token=750ADB407F8935CB172AB930C2792B90 --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=750ADB407F8935CB172AB930C2792B90 --renderer-client-id=2 --mojo-platform-channel-handle=1628 --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=14E32F60B482D035E7A93ECF7A178483 --mojo-platform-channel-handle=1636 --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=DC1B16416CAC91B3DBE2EB6D3227EAC8 --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=DC1B16416CAC91B3DBE2EB6D3227EAC8 --renderer-client-id=4 --mojo-platform-channel-handle=2064 --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=07BEACA034B8E6CE30FF75B108B342EA --mojo-platform-channel-handle=2496 --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=E8617885EF1BE4E6A0ADDE9CC953BA9B --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=5EAF302C3B3225B6A8C719F4D6832605 --mojo-platform-channel-handle=2572 --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/1816-141-0x0000000000000000-mapping.dmp
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memory/1816-139-0x0000000077A62000-0x0000000077A6200C-memory.dmpFilesize
12B
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memory/2120-115-0x0000000077A62000-0x0000000077A6200C-memory.dmpFilesize
12B
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memory/2120-117-0x0000000000000000-mapping.dmp
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memory/2708-114-0x0000000000000000-mapping.dmp
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memory/3976-125-0x0000000077A62000-0x0000000077A6200C-memory.dmpFilesize
12B
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memory/3976-127-0x0000000000000000-mapping.dmp
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memory/3988-131-0x0000000077A62000-0x0000000077A6200C-memory.dmpFilesize
12B
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memory/3988-133-0x0000000000000000-mapping.dmp
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memory/4028-135-0x0000000077A62000-0x0000000077A6200C-memory.dmpFilesize
12B
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memory/4028-137-0x0000000000000000-mapping.dmp
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memory/4060-123-0x0000000000000000-mapping.dmp
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memory/4060-118-0x0000000077A62000-0x0000000077A6200C-memory.dmpFilesize
12B