Analysis
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max time kernel
160s -
max time network
167s -
platform
windows10-2004_x64 -
resource
win10v2004-en-20220112 -
submitted
12-02-2022 08:10
Static task
static1
Behavioral task
behavioral1
Sample
0b8bb6fdae6f3c8d724ef45b4274f01a7432332e29af59305b9ddc1ea7f6f0d5.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
0b8bb6fdae6f3c8d724ef45b4274f01a7432332e29af59305b9ddc1ea7f6f0d5.exe
Resource
win10v2004-en-20220112
General
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Target
0b8bb6fdae6f3c8d724ef45b4274f01a7432332e29af59305b9ddc1ea7f6f0d5.exe
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Size
35KB
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MD5
3eaf7e8bb06ab03cf2e2821ffbb5e145
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SHA1
15cc06cedbfa079f12f6e34a348c721ec9df9ce9
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SHA256
0b8bb6fdae6f3c8d724ef45b4274f01a7432332e29af59305b9ddc1ea7f6f0d5
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SHA512
3f26049e85b70245f20fb00c708b7355f71b26e5af516b6399e3198b4eac0523bd26986d79b2bb30d5ab9f5c84953b18c3a6ecebd52e510055a7545dc59efefc
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
Processes:
MediaCenter.exepid process 1832 MediaCenter.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
0b8bb6fdae6f3c8d724ef45b4274f01a7432332e29af59305b9ddc1ea7f6f0d5.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation 0b8bb6fdae6f3c8d724ef45b4274f01a7432332e29af59305b9ddc1ea7f6f0d5.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
0b8bb6fdae6f3c8d724ef45b4274f01a7432332e29af59305b9ddc1ea7f6f0d5.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 0b8bb6fdae6f3c8d724ef45b4274f01a7432332e29af59305b9ddc1ea7f6f0d5.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 (str) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "4.411910" 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\NormalDownloadCount = "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\DownloadMonthlyInternetBytes = "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\FrDownloadRatePct = "90" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\UploadCount = "0" 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\DownloadMonthlyRateFrCnt = "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\Config\DODownloadMode = "1" 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\Config\DownloadMode_BackCompat = "1" 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\SwarmCount = "1" 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\DownloadMonthlyCacheHostBytes = "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\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\DownlinkBps = "0" svchost.exe Set value (str) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "3.478326" 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\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\DownloadMonthlyLinkLocalBytes = "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\DownloadMonthlyLanBytes = "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\MemoryUsageKB = "4100" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyRateBkBps = "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\GroupConnectionCount = "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\SwarmCount = "0" 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\PeerInfoCount = "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\DownlinkUsageBps = "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\UplinkUsageBps = "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\MonthID = "2" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\KVFileExpirationTime = "132893036483153254" 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\MonthID = "1" 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\LinkLocalConnectionCount = "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\PriorityDownloadCount = "0" 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\BkDownloadRatePct = "45" svchost.exe -
Runs ping.exe 1 TTPs 1 IoCs
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Suspicious use of AdjustPrivilegeToken 64 IoCs
Processes:
0b8bb6fdae6f3c8d724ef45b4274f01a7432332e29af59305b9ddc1ea7f6f0d5.exeTiWorker.exedescription pid process Token: SeIncBasePriorityPrivilege 1004 0b8bb6fdae6f3c8d724ef45b4274f01a7432332e29af59305b9ddc1ea7f6f0d5.exe Token: SeSecurityPrivilege 228 TiWorker.exe Token: SeRestorePrivilege 228 TiWorker.exe Token: SeBackupPrivilege 228 TiWorker.exe Token: SeBackupPrivilege 228 TiWorker.exe Token: SeRestorePrivilege 228 TiWorker.exe Token: SeSecurityPrivilege 228 TiWorker.exe Token: SeBackupPrivilege 228 TiWorker.exe Token: SeRestorePrivilege 228 TiWorker.exe Token: SeSecurityPrivilege 228 TiWorker.exe Token: SeBackupPrivilege 228 TiWorker.exe Token: SeRestorePrivilege 228 TiWorker.exe Token: SeSecurityPrivilege 228 TiWorker.exe Token: SeBackupPrivilege 228 TiWorker.exe Token: SeRestorePrivilege 228 TiWorker.exe Token: SeSecurityPrivilege 228 TiWorker.exe Token: SeBackupPrivilege 228 TiWorker.exe Token: SeRestorePrivilege 228 TiWorker.exe Token: SeSecurityPrivilege 228 TiWorker.exe Token: SeBackupPrivilege 228 TiWorker.exe Token: SeRestorePrivilege 228 TiWorker.exe Token: SeSecurityPrivilege 228 TiWorker.exe Token: SeBackupPrivilege 228 TiWorker.exe Token: SeRestorePrivilege 228 TiWorker.exe Token: SeSecurityPrivilege 228 TiWorker.exe Token: SeBackupPrivilege 228 TiWorker.exe Token: SeRestorePrivilege 228 TiWorker.exe Token: SeSecurityPrivilege 228 TiWorker.exe Token: SeBackupPrivilege 228 TiWorker.exe Token: SeRestorePrivilege 228 TiWorker.exe Token: SeSecurityPrivilege 228 TiWorker.exe Token: SeBackupPrivilege 228 TiWorker.exe Token: SeRestorePrivilege 228 TiWorker.exe Token: SeSecurityPrivilege 228 TiWorker.exe Token: SeBackupPrivilege 228 TiWorker.exe Token: SeRestorePrivilege 228 TiWorker.exe Token: SeSecurityPrivilege 228 TiWorker.exe Token: SeBackupPrivilege 228 TiWorker.exe Token: SeRestorePrivilege 228 TiWorker.exe Token: SeSecurityPrivilege 228 TiWorker.exe Token: SeBackupPrivilege 228 TiWorker.exe Token: SeRestorePrivilege 228 TiWorker.exe Token: SeSecurityPrivilege 228 TiWorker.exe Token: SeBackupPrivilege 228 TiWorker.exe Token: SeRestorePrivilege 228 TiWorker.exe Token: SeSecurityPrivilege 228 TiWorker.exe Token: SeBackupPrivilege 228 TiWorker.exe Token: SeRestorePrivilege 228 TiWorker.exe Token: SeSecurityPrivilege 228 TiWorker.exe Token: SeBackupPrivilege 228 TiWorker.exe Token: SeRestorePrivilege 228 TiWorker.exe Token: SeSecurityPrivilege 228 TiWorker.exe Token: SeBackupPrivilege 228 TiWorker.exe Token: SeRestorePrivilege 228 TiWorker.exe Token: SeSecurityPrivilege 228 TiWorker.exe Token: SeBackupPrivilege 228 TiWorker.exe Token: SeRestorePrivilege 228 TiWorker.exe Token: SeSecurityPrivilege 228 TiWorker.exe Token: SeBackupPrivilege 228 TiWorker.exe Token: SeRestorePrivilege 228 TiWorker.exe Token: SeSecurityPrivilege 228 TiWorker.exe Token: SeBackupPrivilege 228 TiWorker.exe Token: SeRestorePrivilege 228 TiWorker.exe Token: SeSecurityPrivilege 228 TiWorker.exe -
Suspicious use of WriteProcessMemory 9 IoCs
Processes:
0b8bb6fdae6f3c8d724ef45b4274f01a7432332e29af59305b9ddc1ea7f6f0d5.execmd.exedescription pid process target process PID 1004 wrote to memory of 1832 1004 0b8bb6fdae6f3c8d724ef45b4274f01a7432332e29af59305b9ddc1ea7f6f0d5.exe MediaCenter.exe PID 1004 wrote to memory of 1832 1004 0b8bb6fdae6f3c8d724ef45b4274f01a7432332e29af59305b9ddc1ea7f6f0d5.exe MediaCenter.exe PID 1004 wrote to memory of 1832 1004 0b8bb6fdae6f3c8d724ef45b4274f01a7432332e29af59305b9ddc1ea7f6f0d5.exe MediaCenter.exe PID 1004 wrote to memory of 2212 1004 0b8bb6fdae6f3c8d724ef45b4274f01a7432332e29af59305b9ddc1ea7f6f0d5.exe cmd.exe PID 1004 wrote to memory of 2212 1004 0b8bb6fdae6f3c8d724ef45b4274f01a7432332e29af59305b9ddc1ea7f6f0d5.exe cmd.exe PID 1004 wrote to memory of 2212 1004 0b8bb6fdae6f3c8d724ef45b4274f01a7432332e29af59305b9ddc1ea7f6f0d5.exe cmd.exe PID 2212 wrote to memory of 1828 2212 cmd.exe PING.EXE PID 2212 wrote to memory of 1828 2212 cmd.exe PING.EXE PID 2212 wrote to memory of 1828 2212 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\0b8bb6fdae6f3c8d724ef45b4274f01a7432332e29af59305b9ddc1ea7f6f0d5.exe"C:\Users\Admin\AppData\Local\Temp\0b8bb6fdae6f3c8d724ef45b4274f01a7432332e29af59305b9ddc1ea7f6f0d5.exe"1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1004 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:1832 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\0b8bb6fdae6f3c8d724ef45b4274f01a7432332e29af59305b9ddc1ea7f6f0d5.exe"2⤵
- Suspicious use of WriteProcessMemory
PID:2212 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:1828
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C:\Windows\system32\MusNotifyIcon.exe%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 131⤵
- Checks processor information in registry
PID:1512
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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:2636
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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:228
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
14b96c53a1b88c7989cd3f53cb89abfb
SHA161768136a9a3f63c3c92735844f297f93eda6f58
SHA256d5efb00666bda63d3f1e45529a5a5f34dad8d55d0d7b48108ebd82991a47a695
SHA512f1731d914bed05a60e5631962c78ee969e88b9b3206ce55d41bef26cbf87614a70f3770ffa6f391be47f579e20d07a0701e3091037ad363a0cd8e824198cea44
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MD5
14b96c53a1b88c7989cd3f53cb89abfb
SHA161768136a9a3f63c3c92735844f297f93eda6f58
SHA256d5efb00666bda63d3f1e45529a5a5f34dad8d55d0d7b48108ebd82991a47a695
SHA512f1731d914bed05a60e5631962c78ee969e88b9b3206ce55d41bef26cbf87614a70f3770ffa6f391be47f579e20d07a0701e3091037ad363a0cd8e824198cea44