Analysis
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max time kernel
166s -
max time network
175s -
platform
windows10-2004_x64 -
resource
win10v2004-en-20220112 -
submitted
12-02-2022 04:41
Static task
static1
Behavioral task
behavioral1
Sample
14c8795fd715db95a076bc2b6a1ae7148344830aebe4ffec27e259065cddca44.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
14c8795fd715db95a076bc2b6a1ae7148344830aebe4ffec27e259065cddca44.exe
Resource
win10v2004-en-20220112
General
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Target
14c8795fd715db95a076bc2b6a1ae7148344830aebe4ffec27e259065cddca44.exe
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Size
60KB
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MD5
c4474b8d872545fea30a3933ddf522db
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SHA1
43979132be94a415714b9a44324e57b304c8b4d1
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SHA256
14c8795fd715db95a076bc2b6a1ae7148344830aebe4ffec27e259065cddca44
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SHA512
7beb4b8a827ee55218d0b4b0424a0c4d667cc2072494962ca0bca39b1d542755a91929082021212a74bcb565b3fa2d2994ff70780316861ab5f87b9402350d1f
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
Processes:
MediaCenter.exepid process 2608 MediaCenter.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
14c8795fd715db95a076bc2b6a1ae7148344830aebe4ffec27e259065cddca44.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation 14c8795fd715db95a076bc2b6a1ae7148344830aebe4ffec27e259065cddca44.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
14c8795fd715db95a076bc2b6a1ae7148344830aebe4ffec27e259065cddca44.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 14c8795fd715db95a076bc2b6a1ae7148344830aebe4ffec27e259065cddca44.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\DownloadMonthlyLinkLocalBytes = "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\UplinkBps = "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\GroupConnectionCount = "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\MemoryUsageKB = "4288" 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\PeerInfoCount = "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\UploadRatePct = "100" 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\UploadMonthlyInternetBytes = "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 (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\CacheSizeBytes = "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\DownloadMonthlyCdnBytes = "90228624" 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\BkDownloadRatePct = "45" 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\DownloadMonthlyRateBkCnt = "4" 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\PriorityDownloadPendingCount = "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\UploadMonthlyLanBytes = "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\PriorityDownloadCount = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4156" 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 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\SwarmCount = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\KVFileExpirationTime = "132892910425934090" svchost.exe Set value (str) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "9.375416" 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\DownloadMode_BackCompat = "1" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\SwarmCount = "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 (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\NormalDownloadCount = "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\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\CDNConnectionCount = "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\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\DownloadMonthlyInternetBytes = "0" svchost.exe Set value (str) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "15.383691" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyLanBytes = "0" svchost.exe Set value (str) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "24.999360" svchost.exe -
Runs ping.exe 1 TTPs 1 IoCs
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Suspicious use of AdjustPrivilegeToken 64 IoCs
Processes:
14c8795fd715db95a076bc2b6a1ae7148344830aebe4ffec27e259065cddca44.exeTiWorker.exedescription pid process Token: SeIncBasePriorityPrivilege 3780 14c8795fd715db95a076bc2b6a1ae7148344830aebe4ffec27e259065cddca44.exe Token: SeSecurityPrivilege 3468 TiWorker.exe Token: SeRestorePrivilege 3468 TiWorker.exe Token: SeBackupPrivilege 3468 TiWorker.exe Token: SeBackupPrivilege 3468 TiWorker.exe Token: SeRestorePrivilege 3468 TiWorker.exe Token: SeSecurityPrivilege 3468 TiWorker.exe Token: SeBackupPrivilege 3468 TiWorker.exe Token: SeRestorePrivilege 3468 TiWorker.exe Token: SeSecurityPrivilege 3468 TiWorker.exe Token: SeBackupPrivilege 3468 TiWorker.exe Token: SeRestorePrivilege 3468 TiWorker.exe Token: SeSecurityPrivilege 3468 TiWorker.exe Token: SeBackupPrivilege 3468 TiWorker.exe Token: SeRestorePrivilege 3468 TiWorker.exe Token: SeSecurityPrivilege 3468 TiWorker.exe Token: SeBackupPrivilege 3468 TiWorker.exe Token: SeRestorePrivilege 3468 TiWorker.exe Token: SeSecurityPrivilege 3468 TiWorker.exe Token: SeBackupPrivilege 3468 TiWorker.exe Token: SeRestorePrivilege 3468 TiWorker.exe Token: SeSecurityPrivilege 3468 TiWorker.exe Token: SeBackupPrivilege 3468 TiWorker.exe Token: SeRestorePrivilege 3468 TiWorker.exe Token: SeSecurityPrivilege 3468 TiWorker.exe Token: SeBackupPrivilege 3468 TiWorker.exe Token: SeRestorePrivilege 3468 TiWorker.exe Token: SeSecurityPrivilege 3468 TiWorker.exe Token: SeBackupPrivilege 3468 TiWorker.exe Token: SeRestorePrivilege 3468 TiWorker.exe Token: SeSecurityPrivilege 3468 TiWorker.exe Token: SeBackupPrivilege 3468 TiWorker.exe Token: SeRestorePrivilege 3468 TiWorker.exe Token: SeSecurityPrivilege 3468 TiWorker.exe Token: SeBackupPrivilege 3468 TiWorker.exe Token: SeRestorePrivilege 3468 TiWorker.exe Token: SeSecurityPrivilege 3468 TiWorker.exe Token: SeBackupPrivilege 3468 TiWorker.exe Token: SeRestorePrivilege 3468 TiWorker.exe Token: SeSecurityPrivilege 3468 TiWorker.exe Token: SeBackupPrivilege 3468 TiWorker.exe Token: SeRestorePrivilege 3468 TiWorker.exe Token: SeSecurityPrivilege 3468 TiWorker.exe Token: SeBackupPrivilege 3468 TiWorker.exe Token: SeRestorePrivilege 3468 TiWorker.exe Token: SeSecurityPrivilege 3468 TiWorker.exe Token: SeBackupPrivilege 3468 TiWorker.exe Token: SeRestorePrivilege 3468 TiWorker.exe Token: SeSecurityPrivilege 3468 TiWorker.exe Token: SeBackupPrivilege 3468 TiWorker.exe Token: SeRestorePrivilege 3468 TiWorker.exe Token: SeSecurityPrivilege 3468 TiWorker.exe Token: SeBackupPrivilege 3468 TiWorker.exe Token: SeRestorePrivilege 3468 TiWorker.exe Token: SeSecurityPrivilege 3468 TiWorker.exe Token: SeBackupPrivilege 3468 TiWorker.exe Token: SeRestorePrivilege 3468 TiWorker.exe Token: SeSecurityPrivilege 3468 TiWorker.exe Token: SeBackupPrivilege 3468 TiWorker.exe Token: SeRestorePrivilege 3468 TiWorker.exe Token: SeSecurityPrivilege 3468 TiWorker.exe Token: SeBackupPrivilege 3468 TiWorker.exe Token: SeRestorePrivilege 3468 TiWorker.exe Token: SeSecurityPrivilege 3468 TiWorker.exe -
Suspicious use of WriteProcessMemory 9 IoCs
Processes:
14c8795fd715db95a076bc2b6a1ae7148344830aebe4ffec27e259065cddca44.execmd.exedescription pid process target process PID 3780 wrote to memory of 2608 3780 14c8795fd715db95a076bc2b6a1ae7148344830aebe4ffec27e259065cddca44.exe MediaCenter.exe PID 3780 wrote to memory of 2608 3780 14c8795fd715db95a076bc2b6a1ae7148344830aebe4ffec27e259065cddca44.exe MediaCenter.exe PID 3780 wrote to memory of 2608 3780 14c8795fd715db95a076bc2b6a1ae7148344830aebe4ffec27e259065cddca44.exe MediaCenter.exe PID 3780 wrote to memory of 2880 3780 14c8795fd715db95a076bc2b6a1ae7148344830aebe4ffec27e259065cddca44.exe cmd.exe PID 3780 wrote to memory of 2880 3780 14c8795fd715db95a076bc2b6a1ae7148344830aebe4ffec27e259065cddca44.exe cmd.exe PID 3780 wrote to memory of 2880 3780 14c8795fd715db95a076bc2b6a1ae7148344830aebe4ffec27e259065cddca44.exe cmd.exe PID 2880 wrote to memory of 1740 2880 cmd.exe PING.EXE PID 2880 wrote to memory of 1740 2880 cmd.exe PING.EXE PID 2880 wrote to memory of 1740 2880 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\14c8795fd715db95a076bc2b6a1ae7148344830aebe4ffec27e259065cddca44.exe"C:\Users\Admin\AppData\Local\Temp\14c8795fd715db95a076bc2b6a1ae7148344830aebe4ffec27e259065cddca44.exe"1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3780 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:2608 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\14c8795fd715db95a076bc2b6a1ae7148344830aebe4ffec27e259065cddca44.exe"2⤵
- Suspicious use of WriteProcessMemory
PID:2880 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:1740
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C:\Windows\system32\MusNotifyIcon.exe%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 131⤵
- Checks processor information in registry
PID:3456
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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:3684
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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:3468
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
740e421bcaca16092f29b1ca9809c373
SHA1043de54088a0fa0d84e5e79e80809b24673911bb
SHA256cbde1e622046c015964b5c846b0fcc91b4a096fd08caf532e9475d1e31da190f
SHA51223990c1c1d283bfdab47612fa59f1b965ffa13e3520bff615e0c6bdfab4e8cda8e66afb5109fc53a48a458f6c44b628ea66402c56b987fad43ec0e3bd1cb41b5
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MD5
740e421bcaca16092f29b1ca9809c373
SHA1043de54088a0fa0d84e5e79e80809b24673911bb
SHA256cbde1e622046c015964b5c846b0fcc91b4a096fd08caf532e9475d1e31da190f
SHA51223990c1c1d283bfdab47612fa59f1b965ffa13e3520bff615e0c6bdfab4e8cda8e66afb5109fc53a48a458f6c44b628ea66402c56b987fad43ec0e3bd1cb41b5