Analysis
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max time kernel
145s -
max time network
147s -
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 17:02
Static task
static1
General
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Target
Membership info 7589375893429874395978978434987987789379878243324--4789342879342789342789234789432978-3587943789347894.pdf
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Size
508KB
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MD5
c9ea9a25c953b81532d7dca8866b46fb
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SHA1
92d1dae72fe9ecbbd64400f8b8718ea1c309ea92
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SHA256
caef4730e5f4de45b438148174063e0ba1514f1cbe29f43eae4ab21382f1d4b7
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SHA512
245d1b5c9ce84870e6a6747b82daddae8b4ede00dc24bc1aea87888148625b77a3892d49e6c1626e070d555a17b63a3fc696332850a259a00f0882579bc026ab
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SSDEEP
12288:t4s5pmd1edR+8gh0xWeA20cbOm+AIyDfGjZZdmkFTTQB:t4s2d1U5G0xQcSEDf8Nmkt0
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-1-5-21-768304381-2824894965-3840216961-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
Processes:
AcroRd32.exepid process 5052 AcroRd32.exe 5052 AcroRd32.exe 5052 AcroRd32.exe 5052 AcroRd32.exe 5052 AcroRd32.exe 5052 AcroRd32.exe 5052 AcroRd32.exe 5052 AcroRd32.exe 5052 AcroRd32.exe 5052 AcroRd32.exe 5052 AcroRd32.exe 5052 AcroRd32.exe 5052 AcroRd32.exe 5052 AcroRd32.exe 5052 AcroRd32.exe 5052 AcroRd32.exe 5052 AcroRd32.exe 5052 AcroRd32.exe 5052 AcroRd32.exe 5052 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
Processes:
AcroRd32.exepid process 5052 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 5 IoCs
Processes:
AcroRd32.exepid process 5052 AcroRd32.exe 5052 AcroRd32.exe 5052 AcroRd32.exe 5052 AcroRd32.exe 5052 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
Processes:
AcroRd32.exeRdrCEF.exedescription pid process target process PID 5052 wrote to memory of 2204 5052 AcroRd32.exe RdrCEF.exe PID 5052 wrote to memory of 2204 5052 AcroRd32.exe RdrCEF.exe PID 5052 wrote to memory of 2204 5052 AcroRd32.exe RdrCEF.exe PID 2204 wrote to memory of 1792 2204 RdrCEF.exe RdrCEF.exe PID 2204 wrote to memory of 1792 2204 RdrCEF.exe RdrCEF.exe PID 2204 wrote to memory of 1792 2204 RdrCEF.exe RdrCEF.exe PID 2204 wrote to memory of 1792 2204 RdrCEF.exe RdrCEF.exe PID 2204 wrote to memory of 1792 2204 RdrCEF.exe RdrCEF.exe PID 2204 wrote to memory of 1792 2204 RdrCEF.exe RdrCEF.exe PID 2204 wrote to memory of 1792 2204 RdrCEF.exe RdrCEF.exe PID 2204 wrote to memory of 1792 2204 RdrCEF.exe RdrCEF.exe PID 2204 wrote to memory of 1792 2204 RdrCEF.exe RdrCEF.exe PID 2204 wrote to memory of 1792 2204 RdrCEF.exe RdrCEF.exe PID 2204 wrote to memory of 1792 2204 RdrCEF.exe RdrCEF.exe PID 2204 wrote to memory of 1792 2204 RdrCEF.exe RdrCEF.exe PID 2204 wrote to memory of 1792 2204 RdrCEF.exe RdrCEF.exe PID 2204 wrote to memory of 1792 2204 RdrCEF.exe RdrCEF.exe PID 2204 wrote to memory of 1792 2204 RdrCEF.exe RdrCEF.exe PID 2204 wrote to memory of 1792 2204 RdrCEF.exe RdrCEF.exe PID 2204 wrote to memory of 1792 2204 RdrCEF.exe RdrCEF.exe PID 2204 wrote to memory of 1792 2204 RdrCEF.exe RdrCEF.exe PID 2204 wrote to memory of 1792 2204 RdrCEF.exe RdrCEF.exe PID 2204 wrote to memory of 1792 2204 RdrCEF.exe RdrCEF.exe PID 2204 wrote to memory of 1792 2204 RdrCEF.exe RdrCEF.exe PID 2204 wrote to memory of 1792 2204 RdrCEF.exe RdrCEF.exe PID 2204 wrote to memory of 1792 2204 RdrCEF.exe RdrCEF.exe PID 2204 wrote to memory of 1792 2204 RdrCEF.exe RdrCEF.exe PID 2204 wrote to memory of 1792 2204 RdrCEF.exe RdrCEF.exe PID 2204 wrote to memory of 1792 2204 RdrCEF.exe RdrCEF.exe PID 2204 wrote to memory of 1792 2204 RdrCEF.exe RdrCEF.exe PID 2204 wrote to memory of 1792 2204 RdrCEF.exe RdrCEF.exe PID 2204 wrote to memory of 1792 2204 RdrCEF.exe RdrCEF.exe PID 2204 wrote to memory of 1792 2204 RdrCEF.exe RdrCEF.exe PID 2204 wrote to memory of 1792 2204 RdrCEF.exe RdrCEF.exe PID 2204 wrote to memory of 1792 2204 RdrCEF.exe RdrCEF.exe PID 2204 wrote to memory of 1792 2204 RdrCEF.exe RdrCEF.exe PID 2204 wrote to memory of 1792 2204 RdrCEF.exe RdrCEF.exe PID 2204 wrote to memory of 1792 2204 RdrCEF.exe RdrCEF.exe PID 2204 wrote to memory of 1792 2204 RdrCEF.exe RdrCEF.exe PID 2204 wrote to memory of 1792 2204 RdrCEF.exe RdrCEF.exe PID 2204 wrote to memory of 1792 2204 RdrCEF.exe RdrCEF.exe PID 2204 wrote to memory of 1792 2204 RdrCEF.exe RdrCEF.exe PID 2204 wrote to memory of 1792 2204 RdrCEF.exe RdrCEF.exe PID 2204 wrote to memory of 1792 2204 RdrCEF.exe RdrCEF.exe PID 2204 wrote to memory of 2832 2204 RdrCEF.exe RdrCEF.exe PID 2204 wrote to memory of 2832 2204 RdrCEF.exe RdrCEF.exe PID 2204 wrote to memory of 2832 2204 RdrCEF.exe RdrCEF.exe PID 2204 wrote to memory of 2832 2204 RdrCEF.exe RdrCEF.exe PID 2204 wrote to memory of 2832 2204 RdrCEF.exe RdrCEF.exe PID 2204 wrote to memory of 2832 2204 RdrCEF.exe RdrCEF.exe PID 2204 wrote to memory of 2832 2204 RdrCEF.exe RdrCEF.exe PID 2204 wrote to memory of 2832 2204 RdrCEF.exe RdrCEF.exe PID 2204 wrote to memory of 2832 2204 RdrCEF.exe RdrCEF.exe PID 2204 wrote to memory of 2832 2204 RdrCEF.exe RdrCEF.exe PID 2204 wrote to memory of 2832 2204 RdrCEF.exe RdrCEF.exe PID 2204 wrote to memory of 2832 2204 RdrCEF.exe RdrCEF.exe PID 2204 wrote to memory of 2832 2204 RdrCEF.exe RdrCEF.exe PID 2204 wrote to memory of 2832 2204 RdrCEF.exe RdrCEF.exe PID 2204 wrote to memory of 2832 2204 RdrCEF.exe RdrCEF.exe PID 2204 wrote to memory of 2832 2204 RdrCEF.exe RdrCEF.exe PID 2204 wrote to memory of 2832 2204 RdrCEF.exe RdrCEF.exe PID 2204 wrote to memory of 2832 2204 RdrCEF.exe RdrCEF.exe PID 2204 wrote to memory of 2832 2204 RdrCEF.exe RdrCEF.exe PID 2204 wrote to memory of 2832 2204 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\Membership info 7589375893429874395978978434987987789379878243324--4789342879342789342789234789432978-3587943789347894.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:5052 -
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:2204 -
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=7D7B0234AD57E3048ECE5A3E349A046F --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:1792
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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=E309D36D4683A0ABD4E37F8F56F878FB --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=E309D36D4683A0ABD4E37F8F56F878FB --renderer-client-id=2 --mojo-platform-channel-handle=1756 --allow-no-sandbox-job /prefetch:13⤵PID:2832
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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=147543A0EA62CEFCE31BC7595ACD83D2 --mojo-platform-channel-handle=2176 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:2888
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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=01BFFB30C6306444D7AEC01E44619497 --mojo-platform-channel-handle=2332 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:712
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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=B1152B7E1144497CF238587CDC830258 --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=B1152B7E1144497CF238587CDC830258 --renderer-client-id=6 --mojo-platform-channel-handle=1720 --allow-no-sandbox-job /prefetch:13⤵PID:3536
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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=F35C87B2299724E3643D87A249E67BFE --mojo-platform-channel-handle=2908 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:4376
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C:\Windows\System32\CompPkgSrv.exeC:\Windows\System32\CompPkgSrv.exe -Embedding1⤵PID:2084
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
MD558f06d2ee8f7e0d9e631047097273f4f
SHA13fcad35af083112022bbc2b599a3374a484e3218
SHA2562b4e229873a12dcb1319e250f44c4adb2482fbb9088c27fb0a432132f41f7542
SHA51245c51b8360746a9389873188653ab27cbcf1b27b8749736210fd5a9b42faafa886e165b764178f72eac402a8ceabb66cc7f84e01342a8d3cdb0b58299ca85c24
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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
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memory/5052-25-0x000000000A130000-0x000000000A151000-memory.dmpFilesize
132KB