Analysis
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max time kernel
170s -
max time network
178s -
platform
windows10-2004_x64 -
resource
win10v2004-en-20220112 -
submitted
12-02-2022 07:39
Static task
static1
Behavioral task
behavioral1
Sample
0d04c488401023c9a241d7f152a99f4613f726bc3dbefbfceb6b326255cbfa33.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
0d04c488401023c9a241d7f152a99f4613f726bc3dbefbfceb6b326255cbfa33.exe
Resource
win10v2004-en-20220112
General
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Target
0d04c488401023c9a241d7f152a99f4613f726bc3dbefbfceb6b326255cbfa33.exe
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Size
191KB
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MD5
8df8fb8a84ffb2e006a318b0e3b6e78c
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SHA1
963de3d67d099f6725861a6f9183e9e86f8429d4
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SHA256
0d04c488401023c9a241d7f152a99f4613f726bc3dbefbfceb6b326255cbfa33
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SHA512
f992be12c8d03b63123e4151921ff506dc5b02379f7de67b15876c426337fc150780246a48dc1f2009a5700ce170329c9f21cbea9ecf6d1d534c6aac4166ff2f
Malware Config
Signatures
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Sakula Payload 2 IoCs
Processes:
resource yara_rule C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe family_sakula C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe family_sakula -
Executes dropped EXE 1 IoCs
Processes:
MediaCenter.exepid process 204 MediaCenter.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
0d04c488401023c9a241d7f152a99f4613f726bc3dbefbfceb6b326255cbfa33.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation 0d04c488401023c9a241d7f152a99f4613f726bc3dbefbfceb6b326255cbfa33.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
0d04c488401023c9a241d7f152a99f4613f726bc3dbefbfceb6b326255cbfa33.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 0d04c488401023c9a241d7f152a99f4613f726bc3dbefbfceb6b326255cbfa33.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\UplinkUsageBps = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4308" 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\LinkLocalConnectionCount = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4324" 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\NormalDownloadPendingCount = "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\BkDownloadRatePct = "45" svchost.exe Set value (str) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.000000" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyRateFrCnt = "0" svchost.exe Set value (str) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "2.475197" 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\Config\DODownloadMode = "1" 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\DownloadMonthlyRateBkCnt = "4" 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\DownloadMonthlyLanBytes = "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\UploadRatePct = "100" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4056" 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\Usage\DownloadMonthlyInternetBytes = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyCdnBytes = "0" 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\DownloadMonthlyRateFrBps = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\UploadCount = "0" 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\CacheSizeBytes = "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\PriorityDownloadCount = "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\Config\KVFileExpirationTime = "132893019182368962" 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\DownloadMonthlyRateBkBps = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyLinkLocalBytes = "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\DownlinkBps = "0" svchost.exe Set value (str) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.083057" 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\CDNConnectionCount = "0" 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\FrDownloadRatePct = "90" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\SwarmCount = "0" 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 (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 = "2" 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\Usage\UploadMonthlyInternetBytes = "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\MonthlyUploadRestriction = "0" 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\GroupConnectionCount = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownlinkUsageBps = "0" svchost.exe -
Runs ping.exe 1 TTPs 1 IoCs
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Suspicious use of AdjustPrivilegeToken 64 IoCs
Processes:
0d04c488401023c9a241d7f152a99f4613f726bc3dbefbfceb6b326255cbfa33.exeTiWorker.exedescription pid process Token: SeIncBasePriorityPrivilege 3824 0d04c488401023c9a241d7f152a99f4613f726bc3dbefbfceb6b326255cbfa33.exe Token: SeSecurityPrivilege 1784 TiWorker.exe Token: SeRestorePrivilege 1784 TiWorker.exe Token: SeBackupPrivilege 1784 TiWorker.exe Token: SeBackupPrivilege 1784 TiWorker.exe Token: SeRestorePrivilege 1784 TiWorker.exe Token: SeSecurityPrivilege 1784 TiWorker.exe Token: SeBackupPrivilege 1784 TiWorker.exe Token: SeRestorePrivilege 1784 TiWorker.exe Token: SeSecurityPrivilege 1784 TiWorker.exe Token: SeBackupPrivilege 1784 TiWorker.exe Token: SeRestorePrivilege 1784 TiWorker.exe Token: SeSecurityPrivilege 1784 TiWorker.exe Token: SeBackupPrivilege 1784 TiWorker.exe Token: SeRestorePrivilege 1784 TiWorker.exe Token: SeSecurityPrivilege 1784 TiWorker.exe Token: SeBackupPrivilege 1784 TiWorker.exe Token: SeRestorePrivilege 1784 TiWorker.exe Token: SeSecurityPrivilege 1784 TiWorker.exe Token: SeBackupPrivilege 1784 TiWorker.exe Token: SeRestorePrivilege 1784 TiWorker.exe Token: SeSecurityPrivilege 1784 TiWorker.exe Token: SeBackupPrivilege 1784 TiWorker.exe Token: SeRestorePrivilege 1784 TiWorker.exe Token: SeSecurityPrivilege 1784 TiWorker.exe Token: SeBackupPrivilege 1784 TiWorker.exe Token: SeRestorePrivilege 1784 TiWorker.exe Token: SeSecurityPrivilege 1784 TiWorker.exe Token: SeBackupPrivilege 1784 TiWorker.exe Token: SeRestorePrivilege 1784 TiWorker.exe Token: SeSecurityPrivilege 1784 TiWorker.exe Token: SeBackupPrivilege 1784 TiWorker.exe Token: SeRestorePrivilege 1784 TiWorker.exe Token: SeSecurityPrivilege 1784 TiWorker.exe Token: SeBackupPrivilege 1784 TiWorker.exe Token: SeRestorePrivilege 1784 TiWorker.exe Token: SeSecurityPrivilege 1784 TiWorker.exe Token: SeBackupPrivilege 1784 TiWorker.exe Token: SeRestorePrivilege 1784 TiWorker.exe Token: SeSecurityPrivilege 1784 TiWorker.exe Token: SeBackupPrivilege 1784 TiWorker.exe Token: SeRestorePrivilege 1784 TiWorker.exe Token: SeSecurityPrivilege 1784 TiWorker.exe Token: SeBackupPrivilege 1784 TiWorker.exe Token: SeRestorePrivilege 1784 TiWorker.exe Token: SeSecurityPrivilege 1784 TiWorker.exe Token: SeBackupPrivilege 1784 TiWorker.exe Token: SeRestorePrivilege 1784 TiWorker.exe Token: SeSecurityPrivilege 1784 TiWorker.exe Token: SeBackupPrivilege 1784 TiWorker.exe Token: SeRestorePrivilege 1784 TiWorker.exe Token: SeSecurityPrivilege 1784 TiWorker.exe Token: SeBackupPrivilege 1784 TiWorker.exe Token: SeRestorePrivilege 1784 TiWorker.exe Token: SeSecurityPrivilege 1784 TiWorker.exe Token: SeBackupPrivilege 1784 TiWorker.exe Token: SeRestorePrivilege 1784 TiWorker.exe Token: SeSecurityPrivilege 1784 TiWorker.exe Token: SeBackupPrivilege 1784 TiWorker.exe Token: SeRestorePrivilege 1784 TiWorker.exe Token: SeSecurityPrivilege 1784 TiWorker.exe Token: SeBackupPrivilege 1784 TiWorker.exe Token: SeRestorePrivilege 1784 TiWorker.exe Token: SeSecurityPrivilege 1784 TiWorker.exe -
Suspicious use of WriteProcessMemory 9 IoCs
Processes:
0d04c488401023c9a241d7f152a99f4613f726bc3dbefbfceb6b326255cbfa33.execmd.exedescription pid process target process PID 3824 wrote to memory of 204 3824 0d04c488401023c9a241d7f152a99f4613f726bc3dbefbfceb6b326255cbfa33.exe MediaCenter.exe PID 3824 wrote to memory of 204 3824 0d04c488401023c9a241d7f152a99f4613f726bc3dbefbfceb6b326255cbfa33.exe MediaCenter.exe PID 3824 wrote to memory of 204 3824 0d04c488401023c9a241d7f152a99f4613f726bc3dbefbfceb6b326255cbfa33.exe MediaCenter.exe PID 3824 wrote to memory of 3672 3824 0d04c488401023c9a241d7f152a99f4613f726bc3dbefbfceb6b326255cbfa33.exe cmd.exe PID 3824 wrote to memory of 3672 3824 0d04c488401023c9a241d7f152a99f4613f726bc3dbefbfceb6b326255cbfa33.exe cmd.exe PID 3824 wrote to memory of 3672 3824 0d04c488401023c9a241d7f152a99f4613f726bc3dbefbfceb6b326255cbfa33.exe cmd.exe PID 3672 wrote to memory of 2308 3672 cmd.exe PING.EXE PID 3672 wrote to memory of 2308 3672 cmd.exe PING.EXE PID 3672 wrote to memory of 2308 3672 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\0d04c488401023c9a241d7f152a99f4613f726bc3dbefbfceb6b326255cbfa33.exe"C:\Users\Admin\AppData\Local\Temp\0d04c488401023c9a241d7f152a99f4613f726bc3dbefbfceb6b326255cbfa33.exe"1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3824 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:204 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\0d04c488401023c9a241d7f152a99f4613f726bc3dbefbfceb6b326255cbfa33.exe"2⤵
- Suspicious use of WriteProcessMemory
PID:3672 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:2308
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C:\Windows\system32\MusNotifyIcon.exe%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 131⤵
- Checks processor information in registry
PID:3808
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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:1256
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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:1784
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
2ca88a0634fb2ec44f46bd96afcbd0b7
SHA1f09fa33439b79589e493b3638589a126f350db37
SHA256432aeb06e01abe6d68460d971842fbc19beea8f830307a2eefc0482c713cd858
SHA512b3a55f5b7f63acf74e3ea5dd354fdfc29192a9cb5cc09c77dd79fb11cbd7dcd75415ecc30688e02b244d43e205d8ac3886fc3a99cf316ab4e394fd09814702cc
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MD5
2ca88a0634fb2ec44f46bd96afcbd0b7
SHA1f09fa33439b79589e493b3638589a126f350db37
SHA256432aeb06e01abe6d68460d971842fbc19beea8f830307a2eefc0482c713cd858
SHA512b3a55f5b7f63acf74e3ea5dd354fdfc29192a9cb5cc09c77dd79fb11cbd7dcd75415ecc30688e02b244d43e205d8ac3886fc3a99cf316ab4e394fd09814702cc