Analysis
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max time kernel
149s -
max time network
156s -
platform
windows10-2004_x64 -
resource
win10v2004-en-20220112 -
submitted
12-02-2022 09:14
Static task
static1
Behavioral task
behavioral1
Sample
0aacb1e36ef11fb6e652c83bee25d0716385a356aa7d4e86a209e818fecac1e0.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
0aacb1e36ef11fb6e652c83bee25d0716385a356aa7d4e86a209e818fecac1e0.exe
Resource
win10v2004-en-20220112
General
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Target
0aacb1e36ef11fb6e652c83bee25d0716385a356aa7d4e86a209e818fecac1e0.exe
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Size
60KB
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MD5
0c004ece992c29a7cd95813f1b262f86
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SHA1
80b47c3167333db588e04900e92d8a677d177fde
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SHA256
0aacb1e36ef11fb6e652c83bee25d0716385a356aa7d4e86a209e818fecac1e0
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SHA512
4bbdf9614b92f270bf9d27eb4cb6505707aaef7800dec47a92469d6494997f321b82ca9c18c3577a953c537c5bbfecb36c47495870ed01e3b42fc56505467a38
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
Processes:
MediaCenter.exepid process 1176 MediaCenter.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
0aacb1e36ef11fb6e652c83bee25d0716385a356aa7d4e86a209e818fecac1e0.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation 0aacb1e36ef11fb6e652c83bee25d0716385a356aa7d4e86a209e818fecac1e0.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
0aacb1e36ef11fb6e652c83bee25d0716385a356aa7d4e86a209e818fecac1e0.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 0aacb1e36ef11fb6e652c83bee25d0716385a356aa7d4e86a209e818fecac1e0.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 53 IoCs
Processes:
svchost.exedescription ioc process 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\DownloadMonthlyCacheHostBytes = "0" 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\BkDownloadRatePct = "45" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4044" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyCdnBytes = "0" 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\Config\KVFileExpirationTime = "132893073005111539" 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\SwarmCount = "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\DownloadMonthlyRateBkCnt = "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\PeerInfoCount = "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\MonthID = "2" 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\DownloadMonthlyInternetBytes = "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\MonthID = "1" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4264" 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\DownlinkUsageBps = "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\UploadMonthlyLanBytes = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\UploadCount = "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\Usage\CDNConnectionCount = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\PriorityDownloadPendingCount = "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\Usage\LANConnectionCount = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\UplinkBps = "0" svchost.exe Set value (str) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "5.263103" 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\DownloadMonthlyRateFrBps = "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\MonthlyUploadRestriction = "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\UploadRatePct = "100" 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\SwarmCount = "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\DownloadMonthlyGroupBytes = "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\GroupConnectionCount = "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\Usage\DownloadMonthlyLinkLocalBytes = "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\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\DownloadMonthlyCdnBytes = "90228624" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\PriorityDownloadCount = "0" svchost.exe Set value (str) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "7.691096" svchost.exe -
Runs ping.exe 1 TTPs 1 IoCs
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Suspicious use of AdjustPrivilegeToken 64 IoCs
Processes:
TiWorker.exe0aacb1e36ef11fb6e652c83bee25d0716385a356aa7d4e86a209e818fecac1e0.exedescription pid process Token: SeSecurityPrivilege 3016 TiWorker.exe Token: SeRestorePrivilege 3016 TiWorker.exe Token: SeBackupPrivilege 3016 TiWorker.exe Token: SeIncBasePriorityPrivilege 2272 0aacb1e36ef11fb6e652c83bee25d0716385a356aa7d4e86a209e818fecac1e0.exe Token: SeBackupPrivilege 3016 TiWorker.exe Token: SeRestorePrivilege 3016 TiWorker.exe Token: SeSecurityPrivilege 3016 TiWorker.exe Token: SeBackupPrivilege 3016 TiWorker.exe Token: SeRestorePrivilege 3016 TiWorker.exe Token: SeSecurityPrivilege 3016 TiWorker.exe Token: SeBackupPrivilege 3016 TiWorker.exe Token: SeRestorePrivilege 3016 TiWorker.exe Token: SeSecurityPrivilege 3016 TiWorker.exe Token: SeBackupPrivilege 3016 TiWorker.exe Token: SeRestorePrivilege 3016 TiWorker.exe Token: SeSecurityPrivilege 3016 TiWorker.exe Token: SeBackupPrivilege 3016 TiWorker.exe Token: SeRestorePrivilege 3016 TiWorker.exe Token: SeSecurityPrivilege 3016 TiWorker.exe Token: SeBackupPrivilege 3016 TiWorker.exe Token: SeRestorePrivilege 3016 TiWorker.exe Token: SeSecurityPrivilege 3016 TiWorker.exe Token: SeBackupPrivilege 3016 TiWorker.exe Token: SeRestorePrivilege 3016 TiWorker.exe Token: SeSecurityPrivilege 3016 TiWorker.exe Token: SeBackupPrivilege 3016 TiWorker.exe Token: SeRestorePrivilege 3016 TiWorker.exe Token: SeSecurityPrivilege 3016 TiWorker.exe Token: SeBackupPrivilege 3016 TiWorker.exe Token: SeRestorePrivilege 3016 TiWorker.exe Token: SeSecurityPrivilege 3016 TiWorker.exe Token: SeBackupPrivilege 3016 TiWorker.exe Token: SeRestorePrivilege 3016 TiWorker.exe Token: SeSecurityPrivilege 3016 TiWorker.exe Token: SeBackupPrivilege 3016 TiWorker.exe Token: SeRestorePrivilege 3016 TiWorker.exe Token: SeSecurityPrivilege 3016 TiWorker.exe Token: SeBackupPrivilege 3016 TiWorker.exe Token: SeRestorePrivilege 3016 TiWorker.exe Token: SeSecurityPrivilege 3016 TiWorker.exe Token: SeBackupPrivilege 3016 TiWorker.exe Token: SeRestorePrivilege 3016 TiWorker.exe Token: SeSecurityPrivilege 3016 TiWorker.exe Token: SeBackupPrivilege 3016 TiWorker.exe Token: SeRestorePrivilege 3016 TiWorker.exe Token: SeSecurityPrivilege 3016 TiWorker.exe Token: SeBackupPrivilege 3016 TiWorker.exe Token: SeRestorePrivilege 3016 TiWorker.exe Token: SeSecurityPrivilege 3016 TiWorker.exe Token: SeBackupPrivilege 3016 TiWorker.exe Token: SeRestorePrivilege 3016 TiWorker.exe Token: SeSecurityPrivilege 3016 TiWorker.exe Token: SeBackupPrivilege 3016 TiWorker.exe Token: SeRestorePrivilege 3016 TiWorker.exe Token: SeSecurityPrivilege 3016 TiWorker.exe Token: SeBackupPrivilege 3016 TiWorker.exe Token: SeRestorePrivilege 3016 TiWorker.exe Token: SeSecurityPrivilege 3016 TiWorker.exe Token: SeBackupPrivilege 3016 TiWorker.exe Token: SeRestorePrivilege 3016 TiWorker.exe Token: SeSecurityPrivilege 3016 TiWorker.exe Token: SeBackupPrivilege 3016 TiWorker.exe Token: SeRestorePrivilege 3016 TiWorker.exe Token: SeSecurityPrivilege 3016 TiWorker.exe -
Suspicious use of WriteProcessMemory 9 IoCs
Processes:
0aacb1e36ef11fb6e652c83bee25d0716385a356aa7d4e86a209e818fecac1e0.execmd.exedescription pid process target process PID 2272 wrote to memory of 1176 2272 0aacb1e36ef11fb6e652c83bee25d0716385a356aa7d4e86a209e818fecac1e0.exe MediaCenter.exe PID 2272 wrote to memory of 1176 2272 0aacb1e36ef11fb6e652c83bee25d0716385a356aa7d4e86a209e818fecac1e0.exe MediaCenter.exe PID 2272 wrote to memory of 1176 2272 0aacb1e36ef11fb6e652c83bee25d0716385a356aa7d4e86a209e818fecac1e0.exe MediaCenter.exe PID 2272 wrote to memory of 1180 2272 0aacb1e36ef11fb6e652c83bee25d0716385a356aa7d4e86a209e818fecac1e0.exe cmd.exe PID 2272 wrote to memory of 1180 2272 0aacb1e36ef11fb6e652c83bee25d0716385a356aa7d4e86a209e818fecac1e0.exe cmd.exe PID 2272 wrote to memory of 1180 2272 0aacb1e36ef11fb6e652c83bee25d0716385a356aa7d4e86a209e818fecac1e0.exe cmd.exe PID 1180 wrote to memory of 3336 1180 cmd.exe PING.EXE PID 1180 wrote to memory of 3336 1180 cmd.exe PING.EXE PID 1180 wrote to memory of 3336 1180 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\0aacb1e36ef11fb6e652c83bee25d0716385a356aa7d4e86a209e818fecac1e0.exe"C:\Users\Admin\AppData\Local\Temp\0aacb1e36ef11fb6e652c83bee25d0716385a356aa7d4e86a209e818fecac1e0.exe"1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2272 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:1176 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\0aacb1e36ef11fb6e652c83bee25d0716385a356aa7d4e86a209e818fecac1e0.exe"2⤵
- Suspicious use of WriteProcessMemory
PID:1180 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:3336
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C:\Windows\system32\MusNotifyIcon.exe%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 131⤵
- Checks processor information in registry
PID:2512
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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:4004
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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:3016
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeMD5
44f89dd9c50f167c4846ead8d1aca6f7
SHA1ec7522ce2d9f1fdedf3b1ef3d5a17424cc50c26f
SHA256f78f446094a870989f1391a82b5f68b6192eae6b48ccc27e9ca493b97fad9314
SHA51230f66964405018cc73ce6baee1e9cdb0b4c610f5e778e04c8b11eb486fa88f95f037de4843f0041011e54e9a3bd07a266b80404f38b784ece5970bb526e2749e
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C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeMD5
44f89dd9c50f167c4846ead8d1aca6f7
SHA1ec7522ce2d9f1fdedf3b1ef3d5a17424cc50c26f
SHA256f78f446094a870989f1391a82b5f68b6192eae6b48ccc27e9ca493b97fad9314
SHA51230f66964405018cc73ce6baee1e9cdb0b4c610f5e778e04c8b11eb486fa88f95f037de4843f0041011e54e9a3bd07a266b80404f38b784ece5970bb526e2749e