Analysis
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max time kernel
141s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
03/07/2024, 13:55
Static task
static1
Behavioral task
behavioral1
Sample
2024-07-03_aef2e19e4c51a0167888fea7f9e06b29_ryuk.exe
Resource
win7-20240419-en
Behavioral task
behavioral2
Sample
2024-07-03_aef2e19e4c51a0167888fea7f9e06b29_ryuk.exe
Resource
win10v2004-20240508-en
General
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Target
2024-07-03_aef2e19e4c51a0167888fea7f9e06b29_ryuk.exe
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Size
2.6MB
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MD5
aef2e19e4c51a0167888fea7f9e06b29
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SHA1
33eeda6a7afa1850ecf257b7bf2908b6ddc560bb
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SHA256
e0dd1d8da3af51763c580eeb11d7d9676edb0b679dea4cfa122e256368c038f8
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SHA512
b8aca3ff50ad12fd9a62914f1738a83a22d36e6060cb3bd9248e895abce8fd93ef75c3704e5b67e4225b9ecbedd6821e3ba7e776a649e2707ba6e54a8c929f5c
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SSDEEP
49152:6b2PWsZakRRcvUuZPfrAuux+0iwIks5sckCjD0xvrw+0eeLzA:+2+EcJhAp+H5sdCn0ZCfLU
Malware Config
Signatures
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Enumerates system info in registry 2 TTPs 3 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS msedge.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemManufacturer msedge.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemProductName msedge.exe -
Suspicious behavior: EnumeratesProcesses 10 IoCs
pid Process 3108 msedge.exe 3108 msedge.exe 3984 msedge.exe 3984 msedge.exe 4972 identity_helper.exe 4972 identity_helper.exe 3628 msedge.exe 3628 msedge.exe 3628 msedge.exe 3628 msedge.exe -
Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 8 IoCs
pid Process 3984 msedge.exe 3984 msedge.exe 3984 msedge.exe 3984 msedge.exe 3984 msedge.exe 3984 msedge.exe 3984 msedge.exe 3984 msedge.exe -
Suspicious use of FindShellTrayWindow 25 IoCs
pid Process 3984 msedge.exe 3984 msedge.exe 3984 msedge.exe 3984 msedge.exe 3984 msedge.exe 3984 msedge.exe 3984 msedge.exe 3984 msedge.exe 3984 msedge.exe 3984 msedge.exe 3984 msedge.exe 3984 msedge.exe 3984 msedge.exe 3984 msedge.exe 3984 msedge.exe 3984 msedge.exe 3984 msedge.exe 3984 msedge.exe 3984 msedge.exe 3984 msedge.exe 3984 msedge.exe 3984 msedge.exe 3984 msedge.exe 3984 msedge.exe 3984 msedge.exe -
Suspicious use of SendNotifyMessage 24 IoCs
pid Process 3984 msedge.exe 3984 msedge.exe 3984 msedge.exe 3984 msedge.exe 3984 msedge.exe 3984 msedge.exe 3984 msedge.exe 3984 msedge.exe 3984 msedge.exe 3984 msedge.exe 3984 msedge.exe 3984 msedge.exe 3984 msedge.exe 3984 msedge.exe 3984 msedge.exe 3984 msedge.exe 3984 msedge.exe 3984 msedge.exe 3984 msedge.exe 3984 msedge.exe 3984 msedge.exe 3984 msedge.exe 3984 msedge.exe 3984 msedge.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 2592 wrote to memory of 3984 2592 2024-07-03_aef2e19e4c51a0167888fea7f9e06b29_ryuk.exe 85 PID 2592 wrote to memory of 3984 2592 2024-07-03_aef2e19e4c51a0167888fea7f9e06b29_ryuk.exe 85 PID 3984 wrote to memory of 2416 3984 msedge.exe 86 PID 3984 wrote to memory of 2416 3984 msedge.exe 86 PID 3984 wrote to memory of 4028 3984 msedge.exe 87 PID 3984 wrote to memory of 4028 3984 msedge.exe 87 PID 3984 wrote to memory of 4028 3984 msedge.exe 87 PID 3984 wrote to memory of 4028 3984 msedge.exe 87 PID 3984 wrote to memory of 4028 3984 msedge.exe 87 PID 3984 wrote to memory of 4028 3984 msedge.exe 87 PID 3984 wrote to memory of 4028 3984 msedge.exe 87 PID 3984 wrote to memory of 4028 3984 msedge.exe 87 PID 3984 wrote to memory of 4028 3984 msedge.exe 87 PID 3984 wrote to memory of 4028 3984 msedge.exe 87 PID 3984 wrote to memory of 4028 3984 msedge.exe 87 PID 3984 wrote to memory of 4028 3984 msedge.exe 87 PID 3984 wrote to memory of 4028 3984 msedge.exe 87 PID 3984 wrote to memory of 4028 3984 msedge.exe 87 PID 3984 wrote to memory of 4028 3984 msedge.exe 87 PID 3984 wrote to memory of 4028 3984 msedge.exe 87 PID 3984 wrote to memory of 4028 3984 msedge.exe 87 PID 3984 wrote to memory of 4028 3984 msedge.exe 87 PID 3984 wrote to memory of 4028 3984 msedge.exe 87 PID 3984 wrote to memory of 4028 3984 msedge.exe 87 PID 3984 wrote to memory of 4028 3984 msedge.exe 87 PID 3984 wrote to memory of 4028 3984 msedge.exe 87 PID 3984 wrote to memory of 4028 3984 msedge.exe 87 PID 3984 wrote to memory of 4028 3984 msedge.exe 87 PID 3984 wrote to memory of 4028 3984 msedge.exe 87 PID 3984 wrote to memory of 4028 3984 msedge.exe 87 PID 3984 wrote to memory of 4028 3984 msedge.exe 87 PID 3984 wrote to memory of 4028 3984 msedge.exe 87 PID 3984 wrote to memory of 4028 3984 msedge.exe 87 PID 3984 wrote to memory of 4028 3984 msedge.exe 87 PID 3984 wrote to memory of 4028 3984 msedge.exe 87 PID 3984 wrote to memory of 4028 3984 msedge.exe 87 PID 3984 wrote to memory of 4028 3984 msedge.exe 87 PID 3984 wrote to memory of 4028 3984 msedge.exe 87 PID 3984 wrote to memory of 4028 3984 msedge.exe 87 PID 3984 wrote to memory of 4028 3984 msedge.exe 87 PID 3984 wrote to memory of 4028 3984 msedge.exe 87 PID 3984 wrote to memory of 4028 3984 msedge.exe 87 PID 3984 wrote to memory of 4028 3984 msedge.exe 87 PID 3984 wrote to memory of 4028 3984 msedge.exe 87 PID 3984 wrote to memory of 3108 3984 msedge.exe 88 PID 3984 wrote to memory of 3108 3984 msedge.exe 88 PID 3984 wrote to memory of 5036 3984 msedge.exe 89 PID 3984 wrote to memory of 5036 3984 msedge.exe 89 PID 3984 wrote to memory of 5036 3984 msedge.exe 89 PID 3984 wrote to memory of 5036 3984 msedge.exe 89 PID 3984 wrote to memory of 5036 3984 msedge.exe 89 PID 3984 wrote to memory of 5036 3984 msedge.exe 89 PID 3984 wrote to memory of 5036 3984 msedge.exe 89 PID 3984 wrote to memory of 5036 3984 msedge.exe 89 PID 3984 wrote to memory of 5036 3984 msedge.exe 89 PID 3984 wrote to memory of 5036 3984 msedge.exe 89 PID 3984 wrote to memory of 5036 3984 msedge.exe 89 PID 3984 wrote to memory of 5036 3984 msedge.exe 89 PID 3984 wrote to memory of 5036 3984 msedge.exe 89 PID 3984 wrote to memory of 5036 3984 msedge.exe 89 PID 3984 wrote to memory of 5036 3984 msedge.exe 89 PID 3984 wrote to memory of 5036 3984 msedge.exe 89 PID 3984 wrote to memory of 5036 3984 msedge.exe 89 PID 3984 wrote to memory of 5036 3984 msedge.exe 89
Processes
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C:\Users\Admin\AppData\Local\Temp\2024-07-03_aef2e19e4c51a0167888fea7f9e06b29_ryuk.exe"C:\Users\Admin\AppData\Local\Temp\2024-07-03_aef2e19e4c51a0167888fea7f9e06b29_ryuk.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:2592 -
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument http://www.ni.com/rteFinder?dest=lvrte&version=21.0&platform=Win7_64&lang=en2⤵
- Enumerates system info in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:3984 -
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=crashpad-handler "--user-data-dir=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data" /prefetch:7 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad" "--metrics-dir=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data" --annotation=IsOfficialBuild=1 --annotation=channel= --annotation=chromium-version=92.0.4515.131 "--annotation=exe=C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --annotation=plat=Win64 "--annotation=prod=Microsoft Edge" --annotation=ver=92.0.902.67 --initial-client-data=0xfc,0x100,0x104,0xd8,0x108,0x7ff9cc8746f8,0x7ff9cc874708,0x7ff9cc8747183⤵PID:2416
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2116,1178042649405935158,2951361389917594237,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2128 /prefetch:23⤵PID:4028
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --field-trial-handle=2116,1178042649405935158,2951361389917594237,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2180 /prefetch:33⤵
- Suspicious behavior: EnumeratesProcesses
PID:3108
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=storage.mojom.StorageService --field-trial-handle=2116,1178042649405935158,2951361389917594237,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2880 /prefetch:83⤵PID:5036
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2116,1178042649405935158,2951361389917594237,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=6 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3184 /prefetch:13⤵PID:2560
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2116,1178042649405935158,2951361389917594237,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3208 /prefetch:13⤵PID:1472
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2116,1178042649405935158,2951361389917594237,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=7 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=4896 /prefetch:13⤵PID:4916
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2116,1178042649405935158,2951361389917594237,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=8 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=4152 /prefetch:13⤵PID:1656
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C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe"C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe" --type=utility --utility-sub-type=winrt_app_id.mojom.WinrtAppIdService --field-trial-handle=2116,1178042649405935158,2951361389917594237,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5560 /prefetch:83⤵PID:2372
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C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe"C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe" --type=utility --utility-sub-type=winrt_app_id.mojom.WinrtAppIdService --field-trial-handle=2116,1178042649405935158,2951361389917594237,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5560 /prefetch:83⤵
- Suspicious behavior: EnumeratesProcesses
PID:4972
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2116,1178042649405935158,2951361389917594237,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=10 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5300 /prefetch:13⤵PID:1032
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2116,1178042649405935158,2951361389917594237,131072 --lang=en-US --disable-client-side-phishing-detection --instant-process --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=11 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3400 /prefetch:13⤵PID:3616
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2116,1178042649405935158,2951361389917594237,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=12 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5668 /prefetch:13⤵PID:4456
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2116,1178042649405935158,2951361389917594237,131072 --lang=en-US --disable-client-side-phishing-detection --instant-process --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=13 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5888 /prefetch:13⤵PID:1812
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2116,1178042649405935158,2951361389917594237,131072 --disable-gpu-sandbox --use-gl=disabled --gpu-vendor-id=4318 --gpu-device-id=140 --gpu-sub-system-id=0 --gpu-revision=0 --gpu-driver-version=10.0.19041.546 --gpu-preferences=UAAAAAAAAADoAAAQAAAAAAAAAAAAAAAAAABgAAAEAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=4732 /prefetch:23⤵
- Suspicious behavior: EnumeratesProcesses
PID:3628
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C:\Windows\System32\CompPkgSrv.exeC:\Windows\System32\CompPkgSrv.exe -Embedding1⤵PID:4312
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C:\Windows\System32\CompPkgSrv.exeC:\Windows\System32\CompPkgSrv.exe -Embedding1⤵PID:872
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
152B
MD54b4f91fa1b362ba5341ecb2836438dea
SHA19561f5aabed742404d455da735259a2c6781fa07
SHA256d824b742eace197ddc8b6ed5d918f390fde4b0fbf0e371b8e1f2ed40a3b6455c
SHA512fef22217dcdd8000bc193e25129699d4b8f7a103ca4fe1613baf73ccf67090d9fbae27eb93e4bb8747455853a0a4326f2d0c38df41c8d42351cdcd4132418dac
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Filesize
152B
MD5eaa3db555ab5bc0cb364826204aad3f0
SHA1a4cdfaac8de49e6e6e88b335cfeaa7c9e3c563ca
SHA256ef7baeb1b2ab05ff3c5fbb76c2759db49294654548706c7c8e87f0cde855b86b
SHA512e13981da51b52c15261ecabb98af32f9b920651b46b10ce0cc823c5878b22eb1420258c80deef204070d1e0bdd3a64d875ac2522e3713a3cf11657aa55aeccd4
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C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Code Cache\js\index-dir\the-real-index
Filesize888B
MD54d3141de424fb4be56256cd05cd4dff9
SHA1942907c58854a2895836091a0195f4b9f51c2162
SHA2563dd42bc7c4d9f290c803055361182f61c91a5fc349161156f2bc5c611c864e7a
SHA512880ef8fe04bb253fc9a50b15d90f23d5bff2b0839360bb426be758dfe6db62fb9a7f1a8fca12334c05beea56c4a5e5ca4c93aa626d2bd9cd0d960462088da004
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Filesize
1KB
MD56d93a50ebec7c8de3e281f7f965419b7
SHA1b3eb4f4a1561ef82d112bb8b2eec9aa656609155
SHA256a6086356a2fff6b8152e5a1b92cbe17d2c74f344603962ff62b8b911156ad87b
SHA512a7838576cd2b1556dabd7587ff8e4c4e60512e20f2982c16b721f9b1f9e7933b85c3810b41c15bb76d1e8115e160515b3d58bc2bb0c9df79e3d7e6a5731b86e3
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Filesize
7KB
MD5bb899f1fd7a921f49482811ba071a251
SHA1d1e0d4e6bd0795d9588cd1b01627001f975f3f9f
SHA256fa14effcc642935d2f0d7375a38046fd640d0006f329a1aa6be6394399c22b45
SHA512168324b79c27d36c52803a3191ee109683c1bc2dd33ad9934dd8a7ed3210c9f251a8a4b85a2ba26d05459daa65f663d982907f5e88d9a6e6872fd2fbfc97a728
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Filesize
5KB
MD5ad0ab944ba4ded4c08d2ca5c868acc12
SHA13a917669f436f8800d9299427e2c647d09e1c0a4
SHA256fce7816547de704b24ee38994d0146b0c2d8e6b53fa8861cb155db4ab46e6af4
SHA512d817807058634893e409bf458aba2a5b4069ba6e2b6ddc2c7ef086d25921e29318635c38503024f54520f545b03b90476836bba78792eb67ed9c06b66b0407ac
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Filesize
16B
MD56752a1d65b201c13b62ea44016eb221f
SHA158ecf154d01a62233ed7fb494ace3c3d4ffce08b
SHA2560861415cada612ea5834d56e2cf1055d3e63979b69eb71d32ae9ae394d8306cd
SHA5129cfd838d3fb570b44fc3461623ab2296123404c6c8f576b0de0aabd9a6020840d4c9125eb679ed384170dbcaac2fa30dc7fa9ee5b77d6df7c344a0aa030e0389
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Filesize
10KB
MD576297f06d23626461c0fb90b75b99c3e
SHA14f09fcb0f0eb84666b8c83e758c127a5c44b73fe
SHA2563666d0e4b5f90b26fd18b221d952bcd2ae3803fc002dc2073842ea6837b2e975
SHA5127afd87c5c1f1f7b0ce51378621bfd154d1c761710f26828bb115b2fa820c54aca900fd3ba5531d908bcf6e903d266bb9b01af8e7a3110680a6054fb65aa9b81c