Analysis
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max time kernel
164s -
max time network
162s -
platform
windows10-2004_x64 -
resource
win10v2004-en-20220112 -
submitted
12-02-2022 06:44
Static task
static1
Behavioral task
behavioral1
Sample
0f0f9c371839e65d2d6e6d9c2d8dda3e5704a5fbd4a9db012f766ff1e778a628.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
0f0f9c371839e65d2d6e6d9c2d8dda3e5704a5fbd4a9db012f766ff1e778a628.exe
Resource
win10v2004-en-20220112
General
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Target
0f0f9c371839e65d2d6e6d9c2d8dda3e5704a5fbd4a9db012f766ff1e778a628.exe
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Size
58KB
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MD5
4e0d7fd491b0563794c1e7350476cd0c
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SHA1
7769ab496149f16f2d48152af83d23b31590d3d2
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SHA256
0f0f9c371839e65d2d6e6d9c2d8dda3e5704a5fbd4a9db012f766ff1e778a628
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SHA512
b36efebcbc7f6cb178cf2d9727c2ecfec47f565a397d37d3292096b6c755c7c1dc747af57a64956c0c607ec748f6ee8042b0958a79277204f44893cbf97c0152
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
Processes:
MediaCenter.exepid process 2868 MediaCenter.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
0f0f9c371839e65d2d6e6d9c2d8dda3e5704a5fbd4a9db012f766ff1e778a628.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation 0f0f9c371839e65d2d6e6d9c2d8dda3e5704a5fbd4a9db012f766ff1e778a628.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
0f0f9c371839e65d2d6e6d9c2d8dda3e5704a5fbd4a9db012f766ff1e778a628.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 0f0f9c371839e65d2d6e6d9c2d8dda3e5704a5fbd4a9db012f766ff1e778a628.exe -
Drops file in Windows directory 3 IoCs
Processes:
svchost.exeTiWorker.exedescription ioc process File opened for modification C:\Windows\ServiceProfiles\NetworkService\AppData\Local\Microsoft\Windows\DeliveryOptimization\State\keyValueLKG.dat svchost.exe File opened for modification C:\Windows\Logs\CBS\CBS.log TiWorker.exe File opened for modification C:\Windows\WinSxS\pending.xml TiWorker.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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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:
MusNotifyIcon.exedescription ioc process Key opened \Registry\Machine\HARDWARE\DESCRIPTION\System\CentralProcessor\0 MusNotifyIcon.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz MusNotifyIcon.exe -
Modifies data under HKEY_USERS 54 IoCs
Processes:
svchost.exedescription ioc process Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MonthID = "2" svchost.exe Key created \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\InternetConnectionCount = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\PriorityDownloadCount = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\UplinkBps = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyGroupBytes = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyRateFrBps = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\SwarmCount = "1" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CDNConnectionCount = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\UploadCount = "0" svchost.exe Key created \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\DownloadMode_BackCompat = "1" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyRateBkCnt = "4" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MonthlyUploadRestriction = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\NormalDownloadCount = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4068" svchost.exe Key created \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Settings svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\DODownloadMode = "1" svchost.exe Set value (str) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\GeoVersion_EndpointFullUri = "https://geover.prod.do.dsp.mp.microsoft.com/geoversion" svchost.exe Set value (str) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\Geo_EndpointFullUri = "https://geo.prod.do.dsp.mp.microsoft.com/geo" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyRateBkCnt = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyLanBytes = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\GroupConnectionCount = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\NormalDownloadPendingCount = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\LANConnectionCount = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyCacheHostBytes = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\BkDownloadRatePct = "45" svchost.exe Set value (str) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "18.760476" svchost.exe Key created \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\SwarmCount = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyCdnBytes = "0" svchost.exe Set value (str) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "8.334111" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4280" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4204" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyCdnBytes = "90228624" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MonthID = "1" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownlinkBps = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\UploadMonthlyInternetBytes = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\PriorityDownloadPendingCount = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyRateBkBps = "0" svchost.exe Set value (str) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "11.903097" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyInternetBytes = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\PeerInfoCount = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\UploadRatePct = "100" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\UplinkUsageBps = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\FrDownloadRatePct = "90" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyRateBkBps = "1157726" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\LinkLocalConnectionCount = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownlinkUsageBps = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyRateFrCnt = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CacheSizeBytes = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\KVFileExpirationTime = "132892985068473692" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\UploadMonthlyLanBytes = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyLinkLocalBytes = "0" svchost.exe -
Runs ping.exe 1 TTPs 1 IoCs
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Suspicious use of AdjustPrivilegeToken 64 IoCs
Processes:
0f0f9c371839e65d2d6e6d9c2d8dda3e5704a5fbd4a9db012f766ff1e778a628.exeTiWorker.exedescription pid process Token: SeIncBasePriorityPrivilege 1424 0f0f9c371839e65d2d6e6d9c2d8dda3e5704a5fbd4a9db012f766ff1e778a628.exe Token: SeSecurityPrivilege 2428 TiWorker.exe Token: SeRestorePrivilege 2428 TiWorker.exe Token: SeBackupPrivilege 2428 TiWorker.exe Token: SeBackupPrivilege 2428 TiWorker.exe Token: SeRestorePrivilege 2428 TiWorker.exe Token: SeSecurityPrivilege 2428 TiWorker.exe Token: SeBackupPrivilege 2428 TiWorker.exe Token: SeRestorePrivilege 2428 TiWorker.exe Token: SeSecurityPrivilege 2428 TiWorker.exe Token: SeBackupPrivilege 2428 TiWorker.exe Token: SeRestorePrivilege 2428 TiWorker.exe Token: SeSecurityPrivilege 2428 TiWorker.exe Token: SeBackupPrivilege 2428 TiWorker.exe Token: SeRestorePrivilege 2428 TiWorker.exe Token: SeSecurityPrivilege 2428 TiWorker.exe Token: SeBackupPrivilege 2428 TiWorker.exe Token: SeRestorePrivilege 2428 TiWorker.exe Token: SeSecurityPrivilege 2428 TiWorker.exe Token: SeBackupPrivilege 2428 TiWorker.exe Token: SeRestorePrivilege 2428 TiWorker.exe Token: SeSecurityPrivilege 2428 TiWorker.exe Token: SeBackupPrivilege 2428 TiWorker.exe Token: SeRestorePrivilege 2428 TiWorker.exe Token: SeSecurityPrivilege 2428 TiWorker.exe Token: SeBackupPrivilege 2428 TiWorker.exe Token: SeRestorePrivilege 2428 TiWorker.exe Token: SeSecurityPrivilege 2428 TiWorker.exe Token: SeBackupPrivilege 2428 TiWorker.exe Token: SeRestorePrivilege 2428 TiWorker.exe Token: SeSecurityPrivilege 2428 TiWorker.exe Token: SeBackupPrivilege 2428 TiWorker.exe Token: SeRestorePrivilege 2428 TiWorker.exe Token: SeSecurityPrivilege 2428 TiWorker.exe Token: SeBackupPrivilege 2428 TiWorker.exe Token: SeRestorePrivilege 2428 TiWorker.exe Token: SeSecurityPrivilege 2428 TiWorker.exe Token: SeBackupPrivilege 2428 TiWorker.exe Token: SeRestorePrivilege 2428 TiWorker.exe Token: SeSecurityPrivilege 2428 TiWorker.exe Token: SeBackupPrivilege 2428 TiWorker.exe Token: SeRestorePrivilege 2428 TiWorker.exe Token: SeSecurityPrivilege 2428 TiWorker.exe Token: SeBackupPrivilege 2428 TiWorker.exe Token: SeRestorePrivilege 2428 TiWorker.exe Token: SeSecurityPrivilege 2428 TiWorker.exe Token: SeBackupPrivilege 2428 TiWorker.exe Token: SeRestorePrivilege 2428 TiWorker.exe Token: SeSecurityPrivilege 2428 TiWorker.exe Token: SeBackupPrivilege 2428 TiWorker.exe Token: SeRestorePrivilege 2428 TiWorker.exe Token: SeSecurityPrivilege 2428 TiWorker.exe Token: SeBackupPrivilege 2428 TiWorker.exe Token: SeRestorePrivilege 2428 TiWorker.exe Token: SeSecurityPrivilege 2428 TiWorker.exe Token: SeBackupPrivilege 2428 TiWorker.exe Token: SeRestorePrivilege 2428 TiWorker.exe Token: SeSecurityPrivilege 2428 TiWorker.exe Token: SeBackupPrivilege 2428 TiWorker.exe Token: SeRestorePrivilege 2428 TiWorker.exe Token: SeSecurityPrivilege 2428 TiWorker.exe Token: SeBackupPrivilege 2428 TiWorker.exe Token: SeRestorePrivilege 2428 TiWorker.exe Token: SeSecurityPrivilege 2428 TiWorker.exe -
Suspicious use of WriteProcessMemory 9 IoCs
Processes:
0f0f9c371839e65d2d6e6d9c2d8dda3e5704a5fbd4a9db012f766ff1e778a628.execmd.exedescription pid process target process PID 1424 wrote to memory of 2868 1424 0f0f9c371839e65d2d6e6d9c2d8dda3e5704a5fbd4a9db012f766ff1e778a628.exe MediaCenter.exe PID 1424 wrote to memory of 2868 1424 0f0f9c371839e65d2d6e6d9c2d8dda3e5704a5fbd4a9db012f766ff1e778a628.exe MediaCenter.exe PID 1424 wrote to memory of 2868 1424 0f0f9c371839e65d2d6e6d9c2d8dda3e5704a5fbd4a9db012f766ff1e778a628.exe MediaCenter.exe PID 1424 wrote to memory of 3428 1424 0f0f9c371839e65d2d6e6d9c2d8dda3e5704a5fbd4a9db012f766ff1e778a628.exe cmd.exe PID 1424 wrote to memory of 3428 1424 0f0f9c371839e65d2d6e6d9c2d8dda3e5704a5fbd4a9db012f766ff1e778a628.exe cmd.exe PID 1424 wrote to memory of 3428 1424 0f0f9c371839e65d2d6e6d9c2d8dda3e5704a5fbd4a9db012f766ff1e778a628.exe cmd.exe PID 3428 wrote to memory of 1368 3428 cmd.exe PING.EXE PID 3428 wrote to memory of 1368 3428 cmd.exe PING.EXE PID 3428 wrote to memory of 1368 3428 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\0f0f9c371839e65d2d6e6d9c2d8dda3e5704a5fbd4a9db012f766ff1e778a628.exe"C:\Users\Admin\AppData\Local\Temp\0f0f9c371839e65d2d6e6d9c2d8dda3e5704a5fbd4a9db012f766ff1e778a628.exe"1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1424 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:2868 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\0f0f9c371839e65d2d6e6d9c2d8dda3e5704a5fbd4a9db012f766ff1e778a628.exe"2⤵
- Suspicious use of WriteProcessMemory
PID:3428 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:1368
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C:\Windows\system32\MusNotifyIcon.exe%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 131⤵
- Checks processor information in registry
PID:3384
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C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k NetworkService -p1⤵
- Drops file in Windows directory
- Modifies data under HKEY_USERS
PID:1144
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C:\Windows\winsxs\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_10.0.19041.1220_none_7e21bc567c7ed16b\TiWorker.exeC:\Windows\winsxs\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_10.0.19041.1220_none_7e21bc567c7ed16b\TiWorker.exe -Embedding1⤵
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
PID:2428
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
34811761c041340df55a0c340b8228ad
SHA1fb51f16460c8d095e063b937d8214c36a7fe8a47
SHA256f5ebdb04af1f2cd6d08d426afbd027a286fe0a3ba4408b8cf93afd92f9e838c3
SHA5128acbd9f96df725041bd1732c1bab38f152d5ae0baccfc2906c5108647efc40a22fa80310fcd42cdc2d9774677c4e744884068289a8fc319958d1d7b2b0c9b967
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MD5
34811761c041340df55a0c340b8228ad
SHA1fb51f16460c8d095e063b937d8214c36a7fe8a47
SHA256f5ebdb04af1f2cd6d08d426afbd027a286fe0a3ba4408b8cf93afd92f9e838c3
SHA5128acbd9f96df725041bd1732c1bab38f152d5ae0baccfc2906c5108647efc40a22fa80310fcd42cdc2d9774677c4e744884068289a8fc319958d1d7b2b0c9b967