Analysis
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max time kernel
162s -
max time network
181s -
platform
windows10-2004_x64 -
resource
win10v2004-en-20220112 -
submitted
12-02-2022 03:48
Static task
static1
Behavioral task
behavioral1
Sample
16c5574d1a647ccaf0aaf7b16fd52c5a2df29297abfc58bce40423bef89a3fc0.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
16c5574d1a647ccaf0aaf7b16fd52c5a2df29297abfc58bce40423bef89a3fc0.exe
Resource
win10v2004-en-20220112
General
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Target
16c5574d1a647ccaf0aaf7b16fd52c5a2df29297abfc58bce40423bef89a3fc0.exe
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Size
60KB
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MD5
2dd6289b929f6aaa732dfdb74c53e018
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SHA1
6a844dd533d18eb32f81023fb85c76280d1fdbf3
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SHA256
16c5574d1a647ccaf0aaf7b16fd52c5a2df29297abfc58bce40423bef89a3fc0
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SHA512
36021fcc08191ce8e3ef8aa24055e34edd1df193bfb65774b91117c542af4bbf012e53acc3a8951b7d3baca9384602ef5d0ace4f00675648124b7fd574cc991b
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
Processes:
MediaCenter.exepid process 2916 MediaCenter.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
16c5574d1a647ccaf0aaf7b16fd52c5a2df29297abfc58bce40423bef89a3fc0.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation 16c5574d1a647ccaf0aaf7b16fd52c5a2df29297abfc58bce40423bef89a3fc0.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
16c5574d1a647ccaf0aaf7b16fd52c5a2df29297abfc58bce40423bef89a3fc0.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 16c5574d1a647ccaf0aaf7b16fd52c5a2df29297abfc58bce40423bef89a3fc0.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 54 IoCs
Processes:
svchost.exedescription ioc process 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\UploadRatePct = "100" 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\UplinkUsageBps = "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\CDNConnectionCount = "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\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\DownloadMonthlyLinkLocalBytes = "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\Config\KVFileExpirationTime = "132892877744087175" 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\NormalDownloadPendingCount = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\SwarmCount = "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\DownloadMonthlyRateFrCnt = "0" 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\UploadMonthlyLanBytes = "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\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 (str) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "20.021861" 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\MonthID = "2" 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\PriorityDownloadPendingCount = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyRateBkBps = "0" svchost.exe Key created \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Settings 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\MemoryUsageKB = "4288" 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\DownloadMonthlyLanBytes = "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\LinkLocalConnectionCount = "0" svchost.exe Set value (str) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "13.414599" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4080" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownlinkBps = "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\BkDownloadRatePct = "45" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\DODownloadMode = "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\MonthID = "1" 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\DownloadMonthlyCacheHostBytes = "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\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\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\MemoryUsageKB = "4308" svchost.exe Set value (str) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "6.249823" 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 1448 TiWorker.exe Token: SeRestorePrivilege 1448 TiWorker.exe Token: SeBackupPrivilege 1448 TiWorker.exe Token: SeBackupPrivilege 1448 TiWorker.exe Token: SeRestorePrivilege 1448 TiWorker.exe Token: SeSecurityPrivilege 1448 TiWorker.exe Token: SeBackupPrivilege 1448 TiWorker.exe Token: SeRestorePrivilege 1448 TiWorker.exe Token: SeSecurityPrivilege 1448 TiWorker.exe Token: SeBackupPrivilege 1448 TiWorker.exe Token: SeRestorePrivilege 1448 TiWorker.exe Token: SeSecurityPrivilege 1448 TiWorker.exe Token: SeBackupPrivilege 1448 TiWorker.exe Token: SeRestorePrivilege 1448 TiWorker.exe Token: SeSecurityPrivilege 1448 TiWorker.exe Token: SeBackupPrivilege 1448 TiWorker.exe Token: SeRestorePrivilege 1448 TiWorker.exe Token: SeSecurityPrivilege 1448 TiWorker.exe Token: SeBackupPrivilege 1448 TiWorker.exe Token: SeRestorePrivilege 1448 TiWorker.exe Token: SeSecurityPrivilege 1448 TiWorker.exe Token: SeBackupPrivilege 1448 TiWorker.exe Token: SeRestorePrivilege 1448 TiWorker.exe Token: SeSecurityPrivilege 1448 TiWorker.exe Token: SeBackupPrivilege 1448 TiWorker.exe Token: SeRestorePrivilege 1448 TiWorker.exe Token: SeSecurityPrivilege 1448 TiWorker.exe Token: SeBackupPrivilege 1448 TiWorker.exe Token: SeRestorePrivilege 1448 TiWorker.exe Token: SeSecurityPrivilege 1448 TiWorker.exe Token: SeBackupPrivilege 1448 TiWorker.exe Token: SeRestorePrivilege 1448 TiWorker.exe Token: SeSecurityPrivilege 1448 TiWorker.exe Token: SeBackupPrivilege 1448 TiWorker.exe Token: SeRestorePrivilege 1448 TiWorker.exe Token: SeSecurityPrivilege 1448 TiWorker.exe Token: SeBackupPrivilege 1448 TiWorker.exe Token: SeRestorePrivilege 1448 TiWorker.exe Token: SeSecurityPrivilege 1448 TiWorker.exe Token: SeBackupPrivilege 1448 TiWorker.exe Token: SeRestorePrivilege 1448 TiWorker.exe Token: SeSecurityPrivilege 1448 TiWorker.exe Token: SeBackupPrivilege 1448 TiWorker.exe Token: SeRestorePrivilege 1448 TiWorker.exe Token: SeSecurityPrivilege 1448 TiWorker.exe Token: SeBackupPrivilege 1448 TiWorker.exe Token: SeRestorePrivilege 1448 TiWorker.exe Token: SeSecurityPrivilege 1448 TiWorker.exe Token: SeBackupPrivilege 1448 TiWorker.exe Token: SeRestorePrivilege 1448 TiWorker.exe Token: SeSecurityPrivilege 1448 TiWorker.exe Token: SeBackupPrivilege 1448 TiWorker.exe Token: SeRestorePrivilege 1448 TiWorker.exe Token: SeSecurityPrivilege 1448 TiWorker.exe Token: SeBackupPrivilege 1448 TiWorker.exe Token: SeRestorePrivilege 1448 TiWorker.exe Token: SeSecurityPrivilege 1448 TiWorker.exe Token: SeBackupPrivilege 1448 TiWorker.exe Token: SeRestorePrivilege 1448 TiWorker.exe Token: SeSecurityPrivilege 1448 TiWorker.exe Token: SeBackupPrivilege 1448 TiWorker.exe Token: SeRestorePrivilege 1448 TiWorker.exe Token: SeSecurityPrivilege 1448 TiWorker.exe Token: SeBackupPrivilege 1448 TiWorker.exe -
Suspicious use of WriteProcessMemory 9 IoCs
Processes:
16c5574d1a647ccaf0aaf7b16fd52c5a2df29297abfc58bce40423bef89a3fc0.execmd.exedescription pid process target process PID 944 wrote to memory of 2916 944 16c5574d1a647ccaf0aaf7b16fd52c5a2df29297abfc58bce40423bef89a3fc0.exe MediaCenter.exe PID 944 wrote to memory of 2916 944 16c5574d1a647ccaf0aaf7b16fd52c5a2df29297abfc58bce40423bef89a3fc0.exe MediaCenter.exe PID 944 wrote to memory of 2916 944 16c5574d1a647ccaf0aaf7b16fd52c5a2df29297abfc58bce40423bef89a3fc0.exe MediaCenter.exe PID 944 wrote to memory of 2396 944 16c5574d1a647ccaf0aaf7b16fd52c5a2df29297abfc58bce40423bef89a3fc0.exe cmd.exe PID 944 wrote to memory of 2396 944 16c5574d1a647ccaf0aaf7b16fd52c5a2df29297abfc58bce40423bef89a3fc0.exe cmd.exe PID 944 wrote to memory of 2396 944 16c5574d1a647ccaf0aaf7b16fd52c5a2df29297abfc58bce40423bef89a3fc0.exe cmd.exe PID 2396 wrote to memory of 2852 2396 cmd.exe PING.EXE PID 2396 wrote to memory of 2852 2396 cmd.exe PING.EXE PID 2396 wrote to memory of 2852 2396 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\16c5574d1a647ccaf0aaf7b16fd52c5a2df29297abfc58bce40423bef89a3fc0.exe"C:\Users\Admin\AppData\Local\Temp\16c5574d1a647ccaf0aaf7b16fd52c5a2df29297abfc58bce40423bef89a3fc0.exe"1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:944 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:2916 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\16c5574d1a647ccaf0aaf7b16fd52c5a2df29297abfc58bce40423bef89a3fc0.exe"2⤵
- Suspicious use of WriteProcessMemory
PID:2396 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:2852
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C:\Windows\system32\MusNotifyIcon.exe%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 131⤵
- Checks processor information in registry
PID:2096
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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:100
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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:1448
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
7fe92b75f314f358909bbd43fa2a8eb9
SHA126200e1aa1ceb63f9dc29f05cfbe21c89f881957
SHA2565b0007ae7316e60bf85127d4415e2d70727704e57b1d34c7bd9869cc00d01124
SHA5121f6c21f829668e23d0ede2bf3d6bfd32c8975ac3769130e0e64d6fee03f9962c9a00d0674b0d57e0a1aa711e3a49a82afa44132e118ae0057aa0a2c1071ca8ad
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MD5
7fe92b75f314f358909bbd43fa2a8eb9
SHA126200e1aa1ceb63f9dc29f05cfbe21c89f881957
SHA2565b0007ae7316e60bf85127d4415e2d70727704e57b1d34c7bd9869cc00d01124
SHA5121f6c21f829668e23d0ede2bf3d6bfd32c8975ac3769130e0e64d6fee03f9962c9a00d0674b0d57e0a1aa711e3a49a82afa44132e118ae0057aa0a2c1071ca8ad