Analysis
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max time kernel
162s -
max time network
164s -
platform
windows10-2004_x64 -
resource
win10v2004-en-20220112 -
submitted
12-02-2022 04:39
Static task
static1
Behavioral task
behavioral1
Sample
14e3962f6852ea6b41d365bf369e03f0ef3db7306ae1e0c5243a3152a45f7e08.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
14e3962f6852ea6b41d365bf369e03f0ef3db7306ae1e0c5243a3152a45f7e08.exe
Resource
win10v2004-en-20220112
General
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Target
14e3962f6852ea6b41d365bf369e03f0ef3db7306ae1e0c5243a3152a45f7e08.exe
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Size
58KB
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MD5
2cd1887f35425986b88c6ba6390f44aa
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SHA1
009071587453697414d27161a0dbf4c83ccb585e
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SHA256
14e3962f6852ea6b41d365bf369e03f0ef3db7306ae1e0c5243a3152a45f7e08
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SHA512
ffd268bd7cc2e52a275973e411e6434cdf7320c0da41d229eddd2a47488fead8743a6e9d89e7d92d8a3e4eb25fd915c692f26ab49b76c2744047305326b419b7
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
Processes:
MediaCenter.exepid process 2880 MediaCenter.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
14e3962f6852ea6b41d365bf369e03f0ef3db7306ae1e0c5243a3152a45f7e08.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation 14e3962f6852ea6b41d365bf369e03f0ef3db7306ae1e0c5243a3152a45f7e08.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
14e3962f6852ea6b41d365bf369e03f0ef3db7306ae1e0c5243a3152a45f7e08.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 14e3962f6852ea6b41d365bf369e03f0ef3db7306ae1e0c5243a3152a45f7e08.exe -
Drops file in Windows directory 3 IoCs
Processes:
TiWorker.exesvchost.exedescription ioc process File opened for modification C:\Windows\Logs\CBS\CBS.log TiWorker.exe File opened for modification C:\Windows\WinSxS\pending.xml TiWorker.exe File opened for modification C:\Windows\ServiceProfiles\NetworkService\AppData\Local\Microsoft\Windows\DeliveryOptimization\State\keyValueLKG.dat svchost.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 value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz MusNotifyIcon.exe Key opened \Registry\Machine\HARDWARE\DESCRIPTION\System\CentralProcessor\0 MusNotifyIcon.exe -
Modifies data under HKEY_USERS 55 IoCs
Processes:
svchost.exedescription ioc process 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\GroupConnectionCount = "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\SwarmCount = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\KVFileExpirationTime = "132892908106328959" 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 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\CacheSizeBytes = "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\BkDownloadRatePct = "45" 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\UploadMonthlyInternetBytes = "0" 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\DownloadMonthlyRateBkBps = "1157726" 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\PriorityDownloadPendingCount = "0" svchost.exe Set value (str) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "9.090408" 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\LinkLocalConnectionCount = "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\InternetConnectionCount = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyRateBkCnt = "0" 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\Config\DownloadMode_BackCompat = "1" 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\MemoryUsageKB = "4312" 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\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\PeerInfoCount = "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\DownlinkBps = "0" svchost.exe Set value (str) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "3.846964" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "3936" 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\NormalDownloadPendingCount = "0" svchost.exe Set value (str) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "9.997716" 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\Settings 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\DownloadMonthlyCdnBytes = "0" 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\MemoryUsageKB = "4104" 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\UploadRatePct = "100" svchost.exe Key created \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config 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\DownloadMonthlyInternetBytes = "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\DownloadMonthlyCdnBytes = "90228624" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownlinkUsageBps = "0" 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\Config\DODownloadMode = "1" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\PriorityDownloadCount = "0" svchost.exe -
Runs ping.exe 1 TTPs 1 IoCs
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Suspicious use of AdjustPrivilegeToken 64 IoCs
Processes:
TiWorker.exedescription pid process Token: SeSecurityPrivilege 1900 TiWorker.exe Token: SeRestorePrivilege 1900 TiWorker.exe Token: SeBackupPrivilege 1900 TiWorker.exe Token: SeBackupPrivilege 1900 TiWorker.exe Token: SeRestorePrivilege 1900 TiWorker.exe Token: SeSecurityPrivilege 1900 TiWorker.exe Token: SeBackupPrivilege 1900 TiWorker.exe Token: SeRestorePrivilege 1900 TiWorker.exe Token: SeSecurityPrivilege 1900 TiWorker.exe Token: SeBackupPrivilege 1900 TiWorker.exe Token: SeRestorePrivilege 1900 TiWorker.exe Token: SeSecurityPrivilege 1900 TiWorker.exe Token: SeBackupPrivilege 1900 TiWorker.exe Token: SeRestorePrivilege 1900 TiWorker.exe Token: SeSecurityPrivilege 1900 TiWorker.exe Token: SeBackupPrivilege 1900 TiWorker.exe Token: SeRestorePrivilege 1900 TiWorker.exe Token: SeSecurityPrivilege 1900 TiWorker.exe Token: SeBackupPrivilege 1900 TiWorker.exe Token: SeRestorePrivilege 1900 TiWorker.exe Token: SeSecurityPrivilege 1900 TiWorker.exe Token: SeBackupPrivilege 1900 TiWorker.exe Token: SeRestorePrivilege 1900 TiWorker.exe Token: SeSecurityPrivilege 1900 TiWorker.exe Token: SeBackupPrivilege 1900 TiWorker.exe Token: SeRestorePrivilege 1900 TiWorker.exe Token: SeSecurityPrivilege 1900 TiWorker.exe Token: SeBackupPrivilege 1900 TiWorker.exe Token: SeRestorePrivilege 1900 TiWorker.exe Token: SeSecurityPrivilege 1900 TiWorker.exe Token: SeBackupPrivilege 1900 TiWorker.exe Token: SeRestorePrivilege 1900 TiWorker.exe Token: SeSecurityPrivilege 1900 TiWorker.exe Token: SeBackupPrivilege 1900 TiWorker.exe Token: SeRestorePrivilege 1900 TiWorker.exe Token: SeSecurityPrivilege 1900 TiWorker.exe Token: SeBackupPrivilege 1900 TiWorker.exe Token: SeRestorePrivilege 1900 TiWorker.exe Token: SeSecurityPrivilege 1900 TiWorker.exe Token: SeBackupPrivilege 1900 TiWorker.exe Token: SeRestorePrivilege 1900 TiWorker.exe Token: SeSecurityPrivilege 1900 TiWorker.exe Token: SeBackupPrivilege 1900 TiWorker.exe Token: SeRestorePrivilege 1900 TiWorker.exe Token: SeSecurityPrivilege 1900 TiWorker.exe Token: SeBackupPrivilege 1900 TiWorker.exe Token: SeRestorePrivilege 1900 TiWorker.exe Token: SeSecurityPrivilege 1900 TiWorker.exe Token: SeBackupPrivilege 1900 TiWorker.exe Token: SeRestorePrivilege 1900 TiWorker.exe Token: SeSecurityPrivilege 1900 TiWorker.exe Token: SeBackupPrivilege 1900 TiWorker.exe Token: SeRestorePrivilege 1900 TiWorker.exe Token: SeSecurityPrivilege 1900 TiWorker.exe Token: SeBackupPrivilege 1900 TiWorker.exe Token: SeRestorePrivilege 1900 TiWorker.exe Token: SeSecurityPrivilege 1900 TiWorker.exe Token: SeBackupPrivilege 1900 TiWorker.exe Token: SeRestorePrivilege 1900 TiWorker.exe Token: SeSecurityPrivilege 1900 TiWorker.exe Token: SeBackupPrivilege 1900 TiWorker.exe Token: SeRestorePrivilege 1900 TiWorker.exe Token: SeSecurityPrivilege 1900 TiWorker.exe Token: SeBackupPrivilege 1900 TiWorker.exe -
Suspicious use of WriteProcessMemory 9 IoCs
Processes:
14e3962f6852ea6b41d365bf369e03f0ef3db7306ae1e0c5243a3152a45f7e08.execmd.exedescription pid process target process PID 1112 wrote to memory of 2880 1112 14e3962f6852ea6b41d365bf369e03f0ef3db7306ae1e0c5243a3152a45f7e08.exe MediaCenter.exe PID 1112 wrote to memory of 2880 1112 14e3962f6852ea6b41d365bf369e03f0ef3db7306ae1e0c5243a3152a45f7e08.exe MediaCenter.exe PID 1112 wrote to memory of 2880 1112 14e3962f6852ea6b41d365bf369e03f0ef3db7306ae1e0c5243a3152a45f7e08.exe MediaCenter.exe PID 1112 wrote to memory of 1692 1112 14e3962f6852ea6b41d365bf369e03f0ef3db7306ae1e0c5243a3152a45f7e08.exe cmd.exe PID 1112 wrote to memory of 1692 1112 14e3962f6852ea6b41d365bf369e03f0ef3db7306ae1e0c5243a3152a45f7e08.exe cmd.exe PID 1112 wrote to memory of 1692 1112 14e3962f6852ea6b41d365bf369e03f0ef3db7306ae1e0c5243a3152a45f7e08.exe cmd.exe PID 1692 wrote to memory of 3980 1692 cmd.exe PING.EXE PID 1692 wrote to memory of 3980 1692 cmd.exe PING.EXE PID 1692 wrote to memory of 3980 1692 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\14e3962f6852ea6b41d365bf369e03f0ef3db7306ae1e0c5243a3152a45f7e08.exe"C:\Users\Admin\AppData\Local\Temp\14e3962f6852ea6b41d365bf369e03f0ef3db7306ae1e0c5243a3152a45f7e08.exe"1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1112 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:2880 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\14e3962f6852ea6b41d365bf369e03f0ef3db7306ae1e0c5243a3152a45f7e08.exe"2⤵
- Suspicious use of WriteProcessMemory
PID:1692 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:3980
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C:\Windows\system32\MusNotifyIcon.exe%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 131⤵
- Checks processor information in registry
PID:2072
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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:540
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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:1900
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
dc3cca2024c30ecadbb487b4926e63d6
SHA1ae0822c30d0f499d20ea1655d864875950a0b0a7
SHA2565854aaa08177edf083e0cdc754b1ad933ac6416e74e93ff43672916fbf545065
SHA512985a584901948d497afc8ae0cb7ef9b188672b37871f2917c4a6cb1888786775e945bd03fe458d62d5557e1a2dd1b7b6b0bf5c54e7f958bac3c12f8b903a4b8c
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MD5
dc3cca2024c30ecadbb487b4926e63d6
SHA1ae0822c30d0f499d20ea1655d864875950a0b0a7
SHA2565854aaa08177edf083e0cdc754b1ad933ac6416e74e93ff43672916fbf545065
SHA512985a584901948d497afc8ae0cb7ef9b188672b37871f2917c4a6cb1888786775e945bd03fe458d62d5557e1a2dd1b7b6b0bf5c54e7f958bac3c12f8b903a4b8c