Analysis
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max time kernel
168s -
max time network
175s -
platform
windows10-2004_x64 -
resource
win10v2004-en-20220112 -
submitted
12-02-2022 06:04
Static task
static1
Behavioral task
behavioral1
Sample
10f376fadd8e3d4ef4a8c3d5b87e936997c30350032f6056ac4648ed057c11b7.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
10f376fadd8e3d4ef4a8c3d5b87e936997c30350032f6056ac4648ed057c11b7.exe
Resource
win10v2004-en-20220112
General
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Target
10f376fadd8e3d4ef4a8c3d5b87e936997c30350032f6056ac4648ed057c11b7.exe
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Size
191KB
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MD5
aa4f63aed98749ec4ed5f8d7687320bf
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SHA1
6f520b94e4a6888d4ef5c43d1032b1d965c6b305
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SHA256
10f376fadd8e3d4ef4a8c3d5b87e936997c30350032f6056ac4648ed057c11b7
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SHA512
2bb9c0bf7a7b7e317a5a5544862777cbefeab17010689acdc33fb78fd4409c0f4fdfd25bb57feb174045d19447fb644cad52c7bafda0d6b53b3d8013d26cfa40
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 3404 MediaCenter.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
10f376fadd8e3d4ef4a8c3d5b87e936997c30350032f6056ac4648ed057c11b7.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation 10f376fadd8e3d4ef4a8c3d5b87e936997c30350032f6056ac4648ed057c11b7.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
10f376fadd8e3d4ef4a8c3d5b87e936997c30350032f6056ac4648ed057c11b7.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 10f376fadd8e3d4ef4a8c3d5b87e936997c30350032f6056ac4648ed057c11b7.exe -
Drops file in Windows directory 3 IoCs
Processes:
TiWorker.exesvchost.exedescription ioc process 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 File opened for modification C:\Windows\Logs\CBS\CBS.log 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 55 IoCs
Processes:
svchost.exedescription ioc process 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\DownloadMonthlyCacheHostBytes = "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\DownlinkUsageBps = "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\UploadMonthlyLanBytes = "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 (str) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "18.747570" 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\PriorityDownloadCount = "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\DownloadMonthlyRateBkCnt = "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\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\UplinkBps = "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\MonthID = "2" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\PeerInfoCount = "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\DownloadMonthlyLanBytes = "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\MonthlyUploadRestriction = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\LANConnectionCount = "0" svchost.exe Set value (str) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "5.262738" 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\CacheSizeBytes = "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\UploadCount = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4068" 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\DownloadMonthlyCdnBytes = "90228624" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4292" 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\Config\KVFileExpirationTime = "132892959363275520" 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\PriorityDownloadPendingCount = "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\SwarmCount = "1" 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\MemoryUsageKB = "3984" 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\UploadRatePct = "100" 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 = "10.466154" 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 (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\DownloadMonthlyGroupBytes = "0" svchost.exe -
Runs ping.exe 1 TTPs 1 IoCs
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Suspicious use of AdjustPrivilegeToken 64 IoCs
Processes:
TiWorker.exe10f376fadd8e3d4ef4a8c3d5b87e936997c30350032f6056ac4648ed057c11b7.exedescription pid process Token: SeSecurityPrivilege 2144 TiWorker.exe Token: SeRestorePrivilege 2144 TiWorker.exe Token: SeBackupPrivilege 2144 TiWorker.exe Token: SeIncBasePriorityPrivilege 1108 10f376fadd8e3d4ef4a8c3d5b87e936997c30350032f6056ac4648ed057c11b7.exe Token: SeBackupPrivilege 2144 TiWorker.exe Token: SeRestorePrivilege 2144 TiWorker.exe Token: SeSecurityPrivilege 2144 TiWorker.exe Token: SeBackupPrivilege 2144 TiWorker.exe Token: SeRestorePrivilege 2144 TiWorker.exe Token: SeSecurityPrivilege 2144 TiWorker.exe Token: SeBackupPrivilege 2144 TiWorker.exe Token: SeRestorePrivilege 2144 TiWorker.exe Token: SeSecurityPrivilege 2144 TiWorker.exe Token: SeBackupPrivilege 2144 TiWorker.exe Token: SeRestorePrivilege 2144 TiWorker.exe Token: SeSecurityPrivilege 2144 TiWorker.exe Token: SeBackupPrivilege 2144 TiWorker.exe Token: SeRestorePrivilege 2144 TiWorker.exe Token: SeSecurityPrivilege 2144 TiWorker.exe Token: SeBackupPrivilege 2144 TiWorker.exe Token: SeRestorePrivilege 2144 TiWorker.exe Token: SeSecurityPrivilege 2144 TiWorker.exe Token: SeBackupPrivilege 2144 TiWorker.exe Token: SeRestorePrivilege 2144 TiWorker.exe Token: SeSecurityPrivilege 2144 TiWorker.exe Token: SeBackupPrivilege 2144 TiWorker.exe Token: SeRestorePrivilege 2144 TiWorker.exe Token: SeSecurityPrivilege 2144 TiWorker.exe Token: SeBackupPrivilege 2144 TiWorker.exe Token: SeRestorePrivilege 2144 TiWorker.exe Token: SeSecurityPrivilege 2144 TiWorker.exe Token: SeBackupPrivilege 2144 TiWorker.exe Token: SeRestorePrivilege 2144 TiWorker.exe Token: SeSecurityPrivilege 2144 TiWorker.exe Token: SeBackupPrivilege 2144 TiWorker.exe Token: SeRestorePrivilege 2144 TiWorker.exe Token: SeSecurityPrivilege 2144 TiWorker.exe Token: SeBackupPrivilege 2144 TiWorker.exe Token: SeRestorePrivilege 2144 TiWorker.exe Token: SeSecurityPrivilege 2144 TiWorker.exe Token: SeBackupPrivilege 2144 TiWorker.exe Token: SeRestorePrivilege 2144 TiWorker.exe Token: SeSecurityPrivilege 2144 TiWorker.exe Token: SeBackupPrivilege 2144 TiWorker.exe Token: SeRestorePrivilege 2144 TiWorker.exe Token: SeSecurityPrivilege 2144 TiWorker.exe Token: SeBackupPrivilege 2144 TiWorker.exe Token: SeRestorePrivilege 2144 TiWorker.exe Token: SeSecurityPrivilege 2144 TiWorker.exe Token: SeBackupPrivilege 2144 TiWorker.exe Token: SeRestorePrivilege 2144 TiWorker.exe Token: SeSecurityPrivilege 2144 TiWorker.exe Token: SeBackupPrivilege 2144 TiWorker.exe Token: SeRestorePrivilege 2144 TiWorker.exe Token: SeSecurityPrivilege 2144 TiWorker.exe Token: SeBackupPrivilege 2144 TiWorker.exe Token: SeRestorePrivilege 2144 TiWorker.exe Token: SeSecurityPrivilege 2144 TiWorker.exe Token: SeBackupPrivilege 2144 TiWorker.exe Token: SeRestorePrivilege 2144 TiWorker.exe Token: SeSecurityPrivilege 2144 TiWorker.exe Token: SeBackupPrivilege 2144 TiWorker.exe Token: SeRestorePrivilege 2144 TiWorker.exe Token: SeSecurityPrivilege 2144 TiWorker.exe -
Suspicious use of WriteProcessMemory 9 IoCs
Processes:
10f376fadd8e3d4ef4a8c3d5b87e936997c30350032f6056ac4648ed057c11b7.execmd.exedescription pid process target process PID 1108 wrote to memory of 3404 1108 10f376fadd8e3d4ef4a8c3d5b87e936997c30350032f6056ac4648ed057c11b7.exe MediaCenter.exe PID 1108 wrote to memory of 3404 1108 10f376fadd8e3d4ef4a8c3d5b87e936997c30350032f6056ac4648ed057c11b7.exe MediaCenter.exe PID 1108 wrote to memory of 3404 1108 10f376fadd8e3d4ef4a8c3d5b87e936997c30350032f6056ac4648ed057c11b7.exe MediaCenter.exe PID 1108 wrote to memory of 2328 1108 10f376fadd8e3d4ef4a8c3d5b87e936997c30350032f6056ac4648ed057c11b7.exe cmd.exe PID 1108 wrote to memory of 2328 1108 10f376fadd8e3d4ef4a8c3d5b87e936997c30350032f6056ac4648ed057c11b7.exe cmd.exe PID 1108 wrote to memory of 2328 1108 10f376fadd8e3d4ef4a8c3d5b87e936997c30350032f6056ac4648ed057c11b7.exe cmd.exe PID 2328 wrote to memory of 224 2328 cmd.exe PING.EXE PID 2328 wrote to memory of 224 2328 cmd.exe PING.EXE PID 2328 wrote to memory of 224 2328 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\10f376fadd8e3d4ef4a8c3d5b87e936997c30350032f6056ac4648ed057c11b7.exe"C:\Users\Admin\AppData\Local\Temp\10f376fadd8e3d4ef4a8c3d5b87e936997c30350032f6056ac4648ed057c11b7.exe"1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1108 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:3404 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\10f376fadd8e3d4ef4a8c3d5b87e936997c30350032f6056ac4648ed057c11b7.exe"2⤵
- Suspicious use of WriteProcessMemory
PID:2328 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:224
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C:\Windows\system32\MusNotifyIcon.exe%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 131⤵
- Checks processor information in registry
PID:1524
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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:2568
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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:2144
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
22db89dcf394d2aeb899cb6f57da3112
SHA18c8c7bd70c19730559f744074da4c86c7c1ec50d
SHA256de8980d4f480895bc9c9f6d1a507b213e51ec8dda2bc2d0aca7dd1f0f38edd63
SHA51294131e6745cda9cdf69e4416401040e84be0d09c55f86c8cabe99c3973aef45e4b6182edc063a9437483752d5e0e8c39eccda31c7a4e0bf68c0f9c61563b36b4
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MD5
22db89dcf394d2aeb899cb6f57da3112
SHA18c8c7bd70c19730559f744074da4c86c7c1ec50d
SHA256de8980d4f480895bc9c9f6d1a507b213e51ec8dda2bc2d0aca7dd1f0f38edd63
SHA51294131e6745cda9cdf69e4416401040e84be0d09c55f86c8cabe99c3973aef45e4b6182edc063a9437483752d5e0e8c39eccda31c7a4e0bf68c0f9c61563b36b4