Analysis
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max time kernel
163s -
max time network
176s -
platform
windows10-2004_x64 -
resource
win10v2004-en-20220112 -
submitted
12-02-2022 08:00
Static task
static1
Behavioral task
behavioral1
Sample
0c00e6751b674fd87b4795f287a1d3a426efb848c34d46112661b1a04e899a5a.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
0c00e6751b674fd87b4795f287a1d3a426efb848c34d46112661b1a04e899a5a.exe
Resource
win10v2004-en-20220112
General
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Target
0c00e6751b674fd87b4795f287a1d3a426efb848c34d46112661b1a04e899a5a.exe
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Size
192KB
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MD5
cd9ade9e3b0a2a7548840f32740f1db3
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SHA1
74f1caddda2712f57783ba20f6f883780922225c
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SHA256
0c00e6751b674fd87b4795f287a1d3a426efb848c34d46112661b1a04e899a5a
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SHA512
ae323bf64536605ce4ff0b50d096b7c492640e202832757fa1d029551e496a3b03e484e26c611fd3ca1d69008166846621a5abda47de9615db71502281628fe4
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 560 MediaCenter.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
0c00e6751b674fd87b4795f287a1d3a426efb848c34d46112661b1a04e899a5a.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation 0c00e6751b674fd87b4795f287a1d3a426efb848c34d46112661b1a04e899a5a.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
0c00e6751b674fd87b4795f287a1d3a426efb848c34d46112661b1a04e899a5a.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 0c00e6751b674fd87b4795f287a1d3a426efb848c34d46112661b1a04e899a5a.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 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\DownloadMonthlyRateBkCnt = "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\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 (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\UplinkUsageBps = "0" svchost.exe Key created \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Settings 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\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\DownloadMonthlyInternetBytes = "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\UploadMonthlyInternetBytes = "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\SwarmCount = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\DODownloadMode = "1" 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\UploadMonthlyLanBytes = "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\MonthID = "1" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4320" 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 = "132893030348900719" 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\DownloadMonthlyRateBkBps = "1157726" 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 = "3.773965" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4112" 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 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\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 (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\DownloadMonthlyCdnBytes = "0" 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\DownloadMonthlyCacheHostBytes = "0" 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\LANConnectionCount = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\NormalDownloadCount = "0" svchost.exe Set value (str) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.136705" 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\DownloadMonthlyLinkLocalBytes = "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\DownloadMonthlyRateFrCnt = "0" 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 = "0.000000" 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\DownlinkUsageBps = "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\InternetConnectionCount = "0" svchost.exe -
Runs ping.exe 1 TTPs 1 IoCs
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Suspicious use of AdjustPrivilegeToken 64 IoCs
Processes:
TiWorker.exe0c00e6751b674fd87b4795f287a1d3a426efb848c34d46112661b1a04e899a5a.exedescription pid process Token: SeSecurityPrivilege 3312 TiWorker.exe Token: SeRestorePrivilege 3312 TiWorker.exe Token: SeBackupPrivilege 3312 TiWorker.exe Token: SeIncBasePriorityPrivilege 2172 0c00e6751b674fd87b4795f287a1d3a426efb848c34d46112661b1a04e899a5a.exe Token: SeBackupPrivilege 3312 TiWorker.exe Token: SeRestorePrivilege 3312 TiWorker.exe Token: SeSecurityPrivilege 3312 TiWorker.exe Token: SeBackupPrivilege 3312 TiWorker.exe Token: SeRestorePrivilege 3312 TiWorker.exe Token: SeSecurityPrivilege 3312 TiWorker.exe Token: SeBackupPrivilege 3312 TiWorker.exe Token: SeRestorePrivilege 3312 TiWorker.exe Token: SeSecurityPrivilege 3312 TiWorker.exe Token: SeBackupPrivilege 3312 TiWorker.exe Token: SeRestorePrivilege 3312 TiWorker.exe Token: SeSecurityPrivilege 3312 TiWorker.exe Token: SeBackupPrivilege 3312 TiWorker.exe Token: SeRestorePrivilege 3312 TiWorker.exe Token: SeSecurityPrivilege 3312 TiWorker.exe Token: SeBackupPrivilege 3312 TiWorker.exe Token: SeRestorePrivilege 3312 TiWorker.exe Token: SeSecurityPrivilege 3312 TiWorker.exe Token: SeBackupPrivilege 3312 TiWorker.exe Token: SeRestorePrivilege 3312 TiWorker.exe Token: SeSecurityPrivilege 3312 TiWorker.exe Token: SeBackupPrivilege 3312 TiWorker.exe Token: SeRestorePrivilege 3312 TiWorker.exe Token: SeSecurityPrivilege 3312 TiWorker.exe Token: SeBackupPrivilege 3312 TiWorker.exe Token: SeRestorePrivilege 3312 TiWorker.exe Token: SeSecurityPrivilege 3312 TiWorker.exe Token: SeBackupPrivilege 3312 TiWorker.exe Token: SeRestorePrivilege 3312 TiWorker.exe Token: SeSecurityPrivilege 3312 TiWorker.exe Token: SeBackupPrivilege 3312 TiWorker.exe Token: SeRestorePrivilege 3312 TiWorker.exe Token: SeSecurityPrivilege 3312 TiWorker.exe Token: SeBackupPrivilege 3312 TiWorker.exe Token: SeRestorePrivilege 3312 TiWorker.exe Token: SeSecurityPrivilege 3312 TiWorker.exe Token: SeBackupPrivilege 3312 TiWorker.exe Token: SeRestorePrivilege 3312 TiWorker.exe Token: SeSecurityPrivilege 3312 TiWorker.exe Token: SeBackupPrivilege 3312 TiWorker.exe Token: SeRestorePrivilege 3312 TiWorker.exe Token: SeSecurityPrivilege 3312 TiWorker.exe Token: SeBackupPrivilege 3312 TiWorker.exe Token: SeRestorePrivilege 3312 TiWorker.exe Token: SeSecurityPrivilege 3312 TiWorker.exe Token: SeBackupPrivilege 3312 TiWorker.exe Token: SeRestorePrivilege 3312 TiWorker.exe Token: SeSecurityPrivilege 3312 TiWorker.exe Token: SeBackupPrivilege 3312 TiWorker.exe Token: SeRestorePrivilege 3312 TiWorker.exe Token: SeSecurityPrivilege 3312 TiWorker.exe Token: SeBackupPrivilege 3312 TiWorker.exe Token: SeRestorePrivilege 3312 TiWorker.exe Token: SeSecurityPrivilege 3312 TiWorker.exe Token: SeBackupPrivilege 3312 TiWorker.exe Token: SeRestorePrivilege 3312 TiWorker.exe Token: SeSecurityPrivilege 3312 TiWorker.exe Token: SeBackupPrivilege 3312 TiWorker.exe Token: SeRestorePrivilege 3312 TiWorker.exe Token: SeSecurityPrivilege 3312 TiWorker.exe -
Suspicious use of WriteProcessMemory 9 IoCs
Processes:
0c00e6751b674fd87b4795f287a1d3a426efb848c34d46112661b1a04e899a5a.execmd.exedescription pid process target process PID 2172 wrote to memory of 560 2172 0c00e6751b674fd87b4795f287a1d3a426efb848c34d46112661b1a04e899a5a.exe MediaCenter.exe PID 2172 wrote to memory of 560 2172 0c00e6751b674fd87b4795f287a1d3a426efb848c34d46112661b1a04e899a5a.exe MediaCenter.exe PID 2172 wrote to memory of 560 2172 0c00e6751b674fd87b4795f287a1d3a426efb848c34d46112661b1a04e899a5a.exe MediaCenter.exe PID 2172 wrote to memory of 3916 2172 0c00e6751b674fd87b4795f287a1d3a426efb848c34d46112661b1a04e899a5a.exe cmd.exe PID 2172 wrote to memory of 3916 2172 0c00e6751b674fd87b4795f287a1d3a426efb848c34d46112661b1a04e899a5a.exe cmd.exe PID 2172 wrote to memory of 3916 2172 0c00e6751b674fd87b4795f287a1d3a426efb848c34d46112661b1a04e899a5a.exe cmd.exe PID 3916 wrote to memory of 4056 3916 cmd.exe PING.EXE PID 3916 wrote to memory of 4056 3916 cmd.exe PING.EXE PID 3916 wrote to memory of 4056 3916 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\0c00e6751b674fd87b4795f287a1d3a426efb848c34d46112661b1a04e899a5a.exe"C:\Users\Admin\AppData\Local\Temp\0c00e6751b674fd87b4795f287a1d3a426efb848c34d46112661b1a04e899a5a.exe"1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2172 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:560 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\0c00e6751b674fd87b4795f287a1d3a426efb848c34d46112661b1a04e899a5a.exe"2⤵
- Suspicious use of WriteProcessMemory
PID:3916 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:4056
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C:\Windows\system32\MusNotifyIcon.exe%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 131⤵
- Checks processor information in registry
PID:384
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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:3000
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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:3312
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
45a9da475b1ae8109b3191667142931d
SHA198fa55adf488881ce3693280d118e6a7fc3fb62d
SHA25696fca700f4b9a20d63d349d922691ea585c09ec1bfa5c7313ccaae9d8817aa8d
SHA512b61bca0cd65dba32177141071f1350270f742c5b9eb4da4533dc4db47c9d4f7bdf00755a77804762a3e24c72c13b497793bc9f57abd71e75e3ef58f0cf68be6e
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MD5
45a9da475b1ae8109b3191667142931d
SHA198fa55adf488881ce3693280d118e6a7fc3fb62d
SHA25696fca700f4b9a20d63d349d922691ea585c09ec1bfa5c7313ccaae9d8817aa8d
SHA512b61bca0cd65dba32177141071f1350270f742c5b9eb4da4533dc4db47c9d4f7bdf00755a77804762a3e24c72c13b497793bc9f57abd71e75e3ef58f0cf68be6e