Analysis
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max time kernel
144s -
max time network
149s -
platform
windows10-2004_x64 -
resource
win10v2004-20231215-en -
resource tags
arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system -
submitted
25-01-2024 17:15
Behavioral task
behavioral1
Sample
75111e0e5375f5cb32eedf2bf73ae019.pdf
Resource
win7-20231215-en
General
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Target
75111e0e5375f5cb32eedf2bf73ae019.pdf
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Size
76KB
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MD5
75111e0e5375f5cb32eedf2bf73ae019
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SHA1
645e795d2aef6f0364391a704893066ef6f8a32f
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SHA256
edb0786c72f5de842bcf91a14df5f2c26260750847bdf22ab5cdd2132fc1a940
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SHA512
4ffe45d76d51c21fb2a6d8e72281a70d4df62ffe42b8571526428adc24fc5fa8eca109048e1d5ac913acd2913724d7edac443dc8c7117b3fe3cf24511971ba11
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SSDEEP
1536:G1fzfLfvm6UIKYXfGCQckGUPmiqlMFjIBnnfUuRrcOoFmmWOpOwrKWDe2uCTgqpN:mfzfLfNlvGdckGUPjqlKcBnfRHQqwr/X
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-1-5-21-1232405761-1209240240-3206092754-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
Processes:
AcroRd32.exepid process 1828 AcroRd32.exe 1828 AcroRd32.exe 1828 AcroRd32.exe 1828 AcroRd32.exe 1828 AcroRd32.exe 1828 AcroRd32.exe 1828 AcroRd32.exe 1828 AcroRd32.exe 1828 AcroRd32.exe 1828 AcroRd32.exe 1828 AcroRd32.exe 1828 AcroRd32.exe 1828 AcroRd32.exe 1828 AcroRd32.exe 1828 AcroRd32.exe 1828 AcroRd32.exe 1828 AcroRd32.exe 1828 AcroRd32.exe 1828 AcroRd32.exe 1828 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
Processes:
AcroRd32.exepid process 1828 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 5 IoCs
Processes:
AcroRd32.exepid process 1828 AcroRd32.exe 1828 AcroRd32.exe 1828 AcroRd32.exe 1828 AcroRd32.exe 1828 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
Processes:
AcroRd32.exeRdrCEF.exedescription pid process target process PID 1828 wrote to memory of 2008 1828 AcroRd32.exe RdrCEF.exe PID 1828 wrote to memory of 2008 1828 AcroRd32.exe RdrCEF.exe PID 1828 wrote to memory of 2008 1828 AcroRd32.exe RdrCEF.exe PID 2008 wrote to memory of 4064 2008 RdrCEF.exe RdrCEF.exe PID 2008 wrote to memory of 4064 2008 RdrCEF.exe RdrCEF.exe PID 2008 wrote to memory of 4064 2008 RdrCEF.exe RdrCEF.exe PID 2008 wrote to memory of 4064 2008 RdrCEF.exe RdrCEF.exe PID 2008 wrote to memory of 4064 2008 RdrCEF.exe RdrCEF.exe PID 2008 wrote to memory of 4064 2008 RdrCEF.exe RdrCEF.exe PID 2008 wrote to memory of 4064 2008 RdrCEF.exe RdrCEF.exe PID 2008 wrote to memory of 4064 2008 RdrCEF.exe RdrCEF.exe PID 2008 wrote to memory of 4064 2008 RdrCEF.exe RdrCEF.exe PID 2008 wrote to memory of 4064 2008 RdrCEF.exe RdrCEF.exe PID 2008 wrote to memory of 4064 2008 RdrCEF.exe RdrCEF.exe PID 2008 wrote to memory of 4064 2008 RdrCEF.exe RdrCEF.exe PID 2008 wrote to memory of 4064 2008 RdrCEF.exe RdrCEF.exe PID 2008 wrote to memory of 4064 2008 RdrCEF.exe RdrCEF.exe PID 2008 wrote to memory of 4064 2008 RdrCEF.exe RdrCEF.exe PID 2008 wrote to memory of 4064 2008 RdrCEF.exe RdrCEF.exe PID 2008 wrote to memory of 4064 2008 RdrCEF.exe RdrCEF.exe PID 2008 wrote to memory of 4064 2008 RdrCEF.exe RdrCEF.exe PID 2008 wrote to memory of 4064 2008 RdrCEF.exe RdrCEF.exe PID 2008 wrote to memory of 4064 2008 RdrCEF.exe RdrCEF.exe PID 2008 wrote to memory of 4064 2008 RdrCEF.exe RdrCEF.exe PID 2008 wrote to memory of 4064 2008 RdrCEF.exe RdrCEF.exe PID 2008 wrote to memory of 4064 2008 RdrCEF.exe RdrCEF.exe PID 2008 wrote to memory of 4064 2008 RdrCEF.exe RdrCEF.exe PID 2008 wrote to memory of 4064 2008 RdrCEF.exe RdrCEF.exe PID 2008 wrote to memory of 4064 2008 RdrCEF.exe RdrCEF.exe PID 2008 wrote to memory of 4064 2008 RdrCEF.exe RdrCEF.exe PID 2008 wrote to memory of 4064 2008 RdrCEF.exe RdrCEF.exe PID 2008 wrote to memory of 4064 2008 RdrCEF.exe RdrCEF.exe PID 2008 wrote to memory of 4064 2008 RdrCEF.exe RdrCEF.exe PID 2008 wrote to memory of 4064 2008 RdrCEF.exe RdrCEF.exe PID 2008 wrote to memory of 4064 2008 RdrCEF.exe RdrCEF.exe PID 2008 wrote to memory of 4064 2008 RdrCEF.exe RdrCEF.exe PID 2008 wrote to memory of 4064 2008 RdrCEF.exe RdrCEF.exe PID 2008 wrote to memory of 4064 2008 RdrCEF.exe RdrCEF.exe PID 2008 wrote to memory of 4064 2008 RdrCEF.exe RdrCEF.exe PID 2008 wrote to memory of 4064 2008 RdrCEF.exe RdrCEF.exe PID 2008 wrote to memory of 4064 2008 RdrCEF.exe RdrCEF.exe PID 2008 wrote to memory of 4064 2008 RdrCEF.exe RdrCEF.exe PID 2008 wrote to memory of 4064 2008 RdrCEF.exe RdrCEF.exe PID 2008 wrote to memory of 4064 2008 RdrCEF.exe RdrCEF.exe PID 2008 wrote to memory of 524 2008 RdrCEF.exe RdrCEF.exe PID 2008 wrote to memory of 524 2008 RdrCEF.exe RdrCEF.exe PID 2008 wrote to memory of 524 2008 RdrCEF.exe RdrCEF.exe PID 2008 wrote to memory of 524 2008 RdrCEF.exe RdrCEF.exe PID 2008 wrote to memory of 524 2008 RdrCEF.exe RdrCEF.exe PID 2008 wrote to memory of 524 2008 RdrCEF.exe RdrCEF.exe PID 2008 wrote to memory of 524 2008 RdrCEF.exe RdrCEF.exe PID 2008 wrote to memory of 524 2008 RdrCEF.exe RdrCEF.exe PID 2008 wrote to memory of 524 2008 RdrCEF.exe RdrCEF.exe PID 2008 wrote to memory of 524 2008 RdrCEF.exe RdrCEF.exe PID 2008 wrote to memory of 524 2008 RdrCEF.exe RdrCEF.exe PID 2008 wrote to memory of 524 2008 RdrCEF.exe RdrCEF.exe PID 2008 wrote to memory of 524 2008 RdrCEF.exe RdrCEF.exe PID 2008 wrote to memory of 524 2008 RdrCEF.exe RdrCEF.exe PID 2008 wrote to memory of 524 2008 RdrCEF.exe RdrCEF.exe PID 2008 wrote to memory of 524 2008 RdrCEF.exe RdrCEF.exe PID 2008 wrote to memory of 524 2008 RdrCEF.exe RdrCEF.exe PID 2008 wrote to memory of 524 2008 RdrCEF.exe RdrCEF.exe PID 2008 wrote to memory of 524 2008 RdrCEF.exe RdrCEF.exe PID 2008 wrote to memory of 524 2008 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\75111e0e5375f5cb32eedf2bf73ae019.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
PID:1828 -
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
PID:2008 -
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=CC1DDA0AAA560C8285E53C26A5037B11 --mojo-platform-channel-handle=1704 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:4064
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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=4F4E90B4D100AB6FCE87D35CEB6F9593 --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=4 --enable-main-frame-before-activation --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=4F4E90B4D100AB6FCE87D35CEB6F9593 --renderer-client-id=2 --mojo-platform-channel-handle=1744 --allow-no-sandbox-job /prefetch:13⤵PID:524
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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=0474DBD87A88980E540B7C43CA682A1A --mojo-platform-channel-handle=2288 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:4964
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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=14329BA7523B5C24C573AF2126557305 --mojo-platform-channel-handle=1816 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:4920
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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=040E898CBA8A7BB4F96E8F8CB870054F --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=4 --enable-main-frame-before-activation --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=040E898CBA8A7BB4F96E8F8CB870054F --renderer-client-id=6 --mojo-platform-channel-handle=1960 --allow-no-sandbox-job /prefetch:13⤵PID:748
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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=133D60C1C39351F36F3DD7E521050FE6 --mojo-platform-channel-handle=2296 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:3836
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C:\Windows\System32\CompPkgSrv.exeC:\Windows\System32\CompPkgSrv.exe -Embedding1⤵PID:4860
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessagesFilesize
64KB
MD5eac004ffdcfd532cfc76c299b6ce5875
SHA128d4deb82f65261b799d1044d2fe41427ddb2792
SHA25607fbd3e1be4059746208a1196d6e502994749773321c7d571dff266c6450062c
SHA5123d30508f15a361dc5c459f28015b6082100367be17f116cd5d1ff6ea9e3463f0d78ad69e739733a31dbf385c15a0b1d8d3c4c9a12822624c9bb06b04236220b1
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C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessagesFilesize
36KB
MD5b30d3becc8731792523d599d949e63f5
SHA119350257e42d7aee17fb3bf139a9d3adb330fad4
SHA256b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
SHA512523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e
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C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessagesFilesize
56KB
MD5752a1f26b18748311b691c7d8fc20633
SHA1c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA256111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
SHA512a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5