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Analysis
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max time kernel
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max time network
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platform
windows10-2004_x64 -
resource
win10v2004-20231215-en -
resource tags
arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system -
submitted
29/12/2023, 22:00
Behavioral task
behavioral1
Sample
05085d0a9d220580b7019d9da8d3988f.pdf
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
05085d0a9d220580b7019d9da8d3988f.pdf
Resource
win10v2004-20231215-en
General
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Target
05085d0a9d220580b7019d9da8d3988f.pdf
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Size
84KB
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MD5
05085d0a9d220580b7019d9da8d3988f
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SHA1
2f6845cf506d413506d7f66cfee3a5f0917a7d82
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SHA256
df307ca946d12f4bdfbe382b7ba683e10f4e899c7aa176916155a3b5bc628b07
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SHA512
272976feadc72a8749fec3be3dc94440c17d6d1118aabcc85883db5a7416029452e2fdce5ed1f4280a529d99a07db646f4eb9585527d2b0b44151fa5c68a0d01
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SSDEEP
1536:i+iYFSfY5eFQ5e4MFWHE9J50bo122M3lFWypOlL6yWFEmzWOo2gkdUK/DL2tDa:1SfO5e4MFWHE9Je8vM1OlLSOmDo2BUKt
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.
description 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 -
description ioc Process Key created \REGISTRY\USER\S-1-5-21-983843758-932321429-1636175382-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe -
Suspicious behavior: EnumeratesProcesses 24 IoCs
pid Process 4268 AcroRd32.exe 4268 AcroRd32.exe 4268 AcroRd32.exe 4268 AcroRd32.exe 4268 AcroRd32.exe 4268 AcroRd32.exe 4268 AcroRd32.exe 4268 AcroRd32.exe 4268 AcroRd32.exe 4268 AcroRd32.exe 4268 AcroRd32.exe 4268 AcroRd32.exe 4268 AcroRd32.exe 4268 AcroRd32.exe 4268 AcroRd32.exe 4268 AcroRd32.exe 4268 AcroRd32.exe 4268 AcroRd32.exe 4268 AcroRd32.exe 4268 AcroRd32.exe 4268 AcroRd32.exe 4268 AcroRd32.exe 4268 AcroRd32.exe 4268 AcroRd32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 4268 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 5 IoCs
pid Process 4268 AcroRd32.exe 4268 AcroRd32.exe 4268 AcroRd32.exe 4268 AcroRd32.exe 4268 AcroRd32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 4268 wrote to memory of 1636 4268 AcroRd32.exe 94 PID 4268 wrote to memory of 1636 4268 AcroRd32.exe 94 PID 4268 wrote to memory of 1636 4268 AcroRd32.exe 94 PID 4268 wrote to memory of 4808 4268 AcroRd32.exe 96 PID 4268 wrote to memory of 4808 4268 AcroRd32.exe 96 PID 4268 wrote to memory of 4808 4268 AcroRd32.exe 96 PID 4268 wrote to memory of 2288 4268 AcroRd32.exe 98 PID 4268 wrote to memory of 2288 4268 AcroRd32.exe 98 PID 4268 wrote to memory of 2288 4268 AcroRd32.exe 98 PID 4268 wrote to memory of 4020 4268 AcroRd32.exe 101 PID 4268 wrote to memory of 4020 4268 AcroRd32.exe 101 PID 4268 wrote to memory of 4020 4268 AcroRd32.exe 101 PID 4268 wrote to memory of 4480 4268 AcroRd32.exe 104 PID 4268 wrote to memory of 4480 4268 AcroRd32.exe 104 PID 4268 wrote to memory of 4480 4268 AcroRd32.exe 104 PID 4268 wrote to memory of 1940 4268 AcroRd32.exe 106 PID 4268 wrote to memory of 1940 4268 AcroRd32.exe 106 PID 4268 wrote to memory of 1940 4268 AcroRd32.exe 106 PID 1940 wrote to memory of 2156 1940 RdrCEF.exe 107 PID 1940 wrote to memory of 2156 1940 RdrCEF.exe 107 PID 1940 wrote to memory of 2156 1940 RdrCEF.exe 107 PID 1940 wrote to memory of 2156 1940 RdrCEF.exe 107 PID 1940 wrote to memory of 2156 1940 RdrCEF.exe 107 PID 1940 wrote to memory of 2156 1940 RdrCEF.exe 107 PID 1940 wrote to memory of 2156 1940 RdrCEF.exe 107 PID 1940 wrote to memory of 2156 1940 RdrCEF.exe 107 PID 1940 wrote to memory of 2156 1940 RdrCEF.exe 107 PID 1940 wrote to memory of 2156 1940 RdrCEF.exe 107 PID 1940 wrote to memory of 2156 1940 RdrCEF.exe 107 PID 1940 wrote to memory of 2156 1940 RdrCEF.exe 107 PID 1940 wrote to memory of 2156 1940 RdrCEF.exe 107 PID 1940 wrote to memory of 2156 1940 RdrCEF.exe 107 PID 1940 wrote to memory of 2156 1940 RdrCEF.exe 107 PID 1940 wrote to memory of 2156 1940 RdrCEF.exe 107 PID 1940 wrote to memory of 2156 1940 RdrCEF.exe 107 PID 1940 wrote to memory of 2156 1940 RdrCEF.exe 107 PID 1940 wrote to memory of 2156 1940 RdrCEF.exe 107 PID 1940 wrote to memory of 2156 1940 RdrCEF.exe 107 PID 1940 wrote to memory of 2156 1940 RdrCEF.exe 107 PID 1940 wrote to memory of 2156 1940 RdrCEF.exe 107 PID 1940 wrote to memory of 2156 1940 RdrCEF.exe 107 PID 1940 wrote to memory of 2156 1940 RdrCEF.exe 107 PID 1940 wrote to memory of 2156 1940 RdrCEF.exe 107 PID 1940 wrote to memory of 2156 1940 RdrCEF.exe 107 PID 1940 wrote to memory of 2156 1940 RdrCEF.exe 107 PID 1940 wrote to memory of 2156 1940 RdrCEF.exe 107 PID 1940 wrote to memory of 2156 1940 RdrCEF.exe 107 PID 1940 wrote to memory of 2156 1940 RdrCEF.exe 107 PID 1940 wrote to memory of 2156 1940 RdrCEF.exe 107 PID 1940 wrote to memory of 2156 1940 RdrCEF.exe 107 PID 1940 wrote to memory of 2156 1940 RdrCEF.exe 107 PID 1940 wrote to memory of 2156 1940 RdrCEF.exe 107 PID 1940 wrote to memory of 2156 1940 RdrCEF.exe 107 PID 1940 wrote to memory of 2156 1940 RdrCEF.exe 107 PID 1940 wrote to memory of 2156 1940 RdrCEF.exe 107 PID 1940 wrote to memory of 2156 1940 RdrCEF.exe 107 PID 1940 wrote to memory of 2156 1940 RdrCEF.exe 107 PID 1940 wrote to memory of 2156 1940 RdrCEF.exe 107 PID 1940 wrote to memory of 2156 1940 RdrCEF.exe 107 PID 1940 wrote to memory of 4004 1940 RdrCEF.exe 108 PID 1940 wrote to memory of 4004 1940 RdrCEF.exe 108 PID 1940 wrote to memory of 4004 1940 RdrCEF.exe 108 PID 1940 wrote to memory of 4004 1940 RdrCEF.exe 108 PID 1940 wrote to memory of 4004 1940 RdrCEF.exe 108
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\05085d0a9d220580b7019d9da8d3988f.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:4268 -
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⤵PID:1636
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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⤵PID:4808
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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⤵PID:2288
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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⤵PID:4020
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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⤵PID:4480
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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
PID:1940 -
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=323640B022350CC02B6357F137E2AD82 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:2156
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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=68E43964A5CAFE1D46F05CA474A574E6 --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=68E43964A5CAFE1D46F05CA474A574E6 --renderer-client-id=2 --mojo-platform-channel-handle=1760 --allow-no-sandbox-job /prefetch:13⤵PID:4004
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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=8CD8C43D85C0410D3A0A723209827159 --mojo-platform-channel-handle=2172 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:2260
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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=58AB586526ECE66C766BAC7ABC31D73D --mojo-platform-channel-handle=1968 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:2572
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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=2F5136AF0709CE40008665AA56845886 --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=2F5136AF0709CE40008665AA56845886 --renderer-client-id=6 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job /prefetch:13⤵PID:3208
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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=069A9C2C3BFAA177A1E29FD55D7866BA --mojo-platform-channel-handle=2560 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵PID:3624
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
64KB
MD5c7584b5dc69da08e3881df03b32a5800
SHA1c8f73e10aeed22fb5700eb091f00faf53651ac91
SHA2569d089307da102182da94d82ab14ad20cbace66cd96101f8e53e91e5e828e7410
SHA51234f8b480ae1cd8d51f13a459fc36c0b5f2d54f09e77b5ce56f65858176f7bfb71001eaa98ab883dbfbaa0f0f57edee5385e9daa5d89d40f1f0427a3f984bd464
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Filesize
36KB
MD5b30d3becc8731792523d599d949e63f5
SHA119350257e42d7aee17fb3bf139a9d3adb330fad4
SHA256b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
SHA512523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e
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Filesize
56KB
MD5752a1f26b18748311b691c7d8fc20633
SHA1c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA256111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
SHA512a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5