Analysis
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max time kernel
165s -
max time network
167s -
platform
windows10-2004_x64 -
resource
win10v2004-en-20220112 -
submitted
12-02-2022 06:30
Static task
static1
Behavioral task
behavioral1
Sample
0fcd130df086cd9bdf6e2e74937ccb75915e93b873f934b895b38b714ba2230b.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
0fcd130df086cd9bdf6e2e74937ccb75915e93b873f934b895b38b714ba2230b.exe
Resource
win10v2004-en-20220112
General
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Target
0fcd130df086cd9bdf6e2e74937ccb75915e93b873f934b895b38b714ba2230b.exe
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Size
150KB
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MD5
c74a9948687d6f8c74d235c1c00b79b6
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SHA1
fbcbc71ae8e025f20b4e9cf4d1f58e005991d702
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SHA256
0fcd130df086cd9bdf6e2e74937ccb75915e93b873f934b895b38b714ba2230b
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SHA512
c5fa4f35c0271d32acf0c46f2c6352878249f7acb53bc5744228dbe81cdf954e78c8f22ad2638fc057613860e7e9a0d46d8b836b41a0838b40fe68030a7c44bb
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 -
suricata: ET MALWARE SUSPICIOUS UA (iexplore)
suricata: ET MALWARE SUSPICIOUS UA (iexplore)
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suricata: ET MALWARE Sakula/Mivast RAT CnC Beacon 1
suricata: ET MALWARE Sakula/Mivast RAT CnC Beacon 1
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Executes dropped EXE 1 IoCs
Processes:
MediaCenter.exepid process 2648 MediaCenter.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
0fcd130df086cd9bdf6e2e74937ccb75915e93b873f934b895b38b714ba2230b.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation 0fcd130df086cd9bdf6e2e74937ccb75915e93b873f934b895b38b714ba2230b.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
0fcd130df086cd9bdf6e2e74937ccb75915e93b873f934b895b38b714ba2230b.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 0fcd130df086cd9bdf6e2e74937ccb75915e93b873f934b895b38b714ba2230b.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 51 IoCs
Processes:
svchost.exedescription ioc process 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\PriorityDownloadCount = "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\CDNConnectionCount = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyRateBkCnt = "0" 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\SwarmCount = "1" 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\DownlinkBps = "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\DownloadMonthlyCacheHostBytes = "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\CacheSizeBytes = "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\NormalDownloadCount = "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\Usage\DownloadMonthlyRateFrBps = "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\UploadMonthlyLanBytes = "0" 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\DownloadMonthlyRateBkBps = "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\Config\KVFileExpirationTime = "132892976194303494" 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 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\GroupConnectionCount = "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\MonthlyUploadRestriction = "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 (str) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.877188" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4268" 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\LANConnectionCount = "0" 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\DownloadMonthlyInternetBytes = "0" 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\DownloadMonthlyCdnBytes = "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\UploadRatePct = "100" 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\MemoryUsageKB = "4292" 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 = "4164" 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 = "3.571488" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "3936" 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\LinkLocalConnectionCount = "0" svchost.exe -
Runs ping.exe 1 TTPs 1 IoCs
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Suspicious use of AdjustPrivilegeToken 64 IoCs
Processes:
TiWorker.exe0fcd130df086cd9bdf6e2e74937ccb75915e93b873f934b895b38b714ba2230b.exedescription pid process Token: SeSecurityPrivilege 3096 TiWorker.exe Token: SeRestorePrivilege 3096 TiWorker.exe Token: SeBackupPrivilege 3096 TiWorker.exe Token: SeBackupPrivilege 3096 TiWorker.exe Token: SeRestorePrivilege 3096 TiWorker.exe Token: SeSecurityPrivilege 3096 TiWorker.exe Token: SeBackupPrivilege 3096 TiWorker.exe Token: SeRestorePrivilege 3096 TiWorker.exe Token: SeSecurityPrivilege 3096 TiWorker.exe Token: SeBackupPrivilege 3096 TiWorker.exe Token: SeRestorePrivilege 3096 TiWorker.exe Token: SeSecurityPrivilege 3096 TiWorker.exe Token: SeBackupPrivilege 3096 TiWorker.exe Token: SeRestorePrivilege 3096 TiWorker.exe Token: SeSecurityPrivilege 3096 TiWorker.exe Token: SeBackupPrivilege 3096 TiWorker.exe Token: SeRestorePrivilege 3096 TiWorker.exe Token: SeSecurityPrivilege 3096 TiWorker.exe Token: SeBackupPrivilege 3096 TiWorker.exe Token: SeRestorePrivilege 3096 TiWorker.exe Token: SeSecurityPrivilege 3096 TiWorker.exe Token: SeIncBasePriorityPrivilege 1944 0fcd130df086cd9bdf6e2e74937ccb75915e93b873f934b895b38b714ba2230b.exe Token: SeBackupPrivilege 3096 TiWorker.exe Token: SeRestorePrivilege 3096 TiWorker.exe Token: SeSecurityPrivilege 3096 TiWorker.exe Token: SeBackupPrivilege 3096 TiWorker.exe Token: SeRestorePrivilege 3096 TiWorker.exe Token: SeSecurityPrivilege 3096 TiWorker.exe Token: SeBackupPrivilege 3096 TiWorker.exe Token: SeRestorePrivilege 3096 TiWorker.exe Token: SeSecurityPrivilege 3096 TiWorker.exe Token: SeBackupPrivilege 3096 TiWorker.exe Token: SeRestorePrivilege 3096 TiWorker.exe Token: SeSecurityPrivilege 3096 TiWorker.exe Token: SeBackupPrivilege 3096 TiWorker.exe Token: SeRestorePrivilege 3096 TiWorker.exe Token: SeSecurityPrivilege 3096 TiWorker.exe Token: SeBackupPrivilege 3096 TiWorker.exe Token: SeRestorePrivilege 3096 TiWorker.exe Token: SeSecurityPrivilege 3096 TiWorker.exe Token: SeBackupPrivilege 3096 TiWorker.exe Token: SeRestorePrivilege 3096 TiWorker.exe Token: SeSecurityPrivilege 3096 TiWorker.exe Token: SeBackupPrivilege 3096 TiWorker.exe Token: SeRestorePrivilege 3096 TiWorker.exe Token: SeSecurityPrivilege 3096 TiWorker.exe Token: SeBackupPrivilege 3096 TiWorker.exe Token: SeRestorePrivilege 3096 TiWorker.exe Token: SeSecurityPrivilege 3096 TiWorker.exe Token: SeBackupPrivilege 3096 TiWorker.exe Token: SeRestorePrivilege 3096 TiWorker.exe Token: SeSecurityPrivilege 3096 TiWorker.exe Token: SeBackupPrivilege 3096 TiWorker.exe Token: SeRestorePrivilege 3096 TiWorker.exe Token: SeSecurityPrivilege 3096 TiWorker.exe Token: SeBackupPrivilege 3096 TiWorker.exe Token: SeRestorePrivilege 3096 TiWorker.exe Token: SeSecurityPrivilege 3096 TiWorker.exe Token: SeBackupPrivilege 3096 TiWorker.exe Token: SeRestorePrivilege 3096 TiWorker.exe Token: SeSecurityPrivilege 3096 TiWorker.exe Token: SeBackupPrivilege 3096 TiWorker.exe Token: SeRestorePrivilege 3096 TiWorker.exe Token: SeSecurityPrivilege 3096 TiWorker.exe -
Suspicious use of WriteProcessMemory 9 IoCs
Processes:
0fcd130df086cd9bdf6e2e74937ccb75915e93b873f934b895b38b714ba2230b.execmd.exedescription pid process target process PID 1944 wrote to memory of 2648 1944 0fcd130df086cd9bdf6e2e74937ccb75915e93b873f934b895b38b714ba2230b.exe MediaCenter.exe PID 1944 wrote to memory of 2648 1944 0fcd130df086cd9bdf6e2e74937ccb75915e93b873f934b895b38b714ba2230b.exe MediaCenter.exe PID 1944 wrote to memory of 2648 1944 0fcd130df086cd9bdf6e2e74937ccb75915e93b873f934b895b38b714ba2230b.exe MediaCenter.exe PID 1944 wrote to memory of 396 1944 0fcd130df086cd9bdf6e2e74937ccb75915e93b873f934b895b38b714ba2230b.exe cmd.exe PID 1944 wrote to memory of 396 1944 0fcd130df086cd9bdf6e2e74937ccb75915e93b873f934b895b38b714ba2230b.exe cmd.exe PID 1944 wrote to memory of 396 1944 0fcd130df086cd9bdf6e2e74937ccb75915e93b873f934b895b38b714ba2230b.exe cmd.exe PID 396 wrote to memory of 740 396 cmd.exe PING.EXE PID 396 wrote to memory of 740 396 cmd.exe PING.EXE PID 396 wrote to memory of 740 396 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\0fcd130df086cd9bdf6e2e74937ccb75915e93b873f934b895b38b714ba2230b.exe"C:\Users\Admin\AppData\Local\Temp\0fcd130df086cd9bdf6e2e74937ccb75915e93b873f934b895b38b714ba2230b.exe"1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1944 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:2648 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\0fcd130df086cd9bdf6e2e74937ccb75915e93b873f934b895b38b714ba2230b.exe"2⤵
- Suspicious use of WriteProcessMemory
PID:396 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:740
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C:\Windows\system32\MusNotifyIcon.exe%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 01⤵
- Checks processor information in registry
PID:1428
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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:1440
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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:3096
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
4d9a7fb5f0a2dcd29c04a34ab37095a1
SHA19f9a2446febb2f932f88ea8a82d880840949f434
SHA2561dd9a6b007929be8518dcecac97aaf85c2487f84cc6ef167381b6b33fea9665f
SHA51260e7f12d04d3079db8a2d05400b76661d059b145527b23803953dce14050a4d5d0668383a4cd768c6765b7fee8df0f7467c0361ce8889c0d0f90c96319e42a83
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MD5
4d9a7fb5f0a2dcd29c04a34ab37095a1
SHA19f9a2446febb2f932f88ea8a82d880840949f434
SHA2561dd9a6b007929be8518dcecac97aaf85c2487f84cc6ef167381b6b33fea9665f
SHA51260e7f12d04d3079db8a2d05400b76661d059b145527b23803953dce14050a4d5d0668383a4cd768c6765b7fee8df0f7467c0361ce8889c0d0f90c96319e42a83