Analysis
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max time kernel
155s -
max time network
164s -
platform
windows10-2004_x64 -
resource
win10v2004-en-20220112 -
submitted
12-02-2022 11:02
Static task
static1
Behavioral task
behavioral1
Sample
0579d654c2a0c947305f7a3450a700695199a7c08aeed1684d2426d692af53fa.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
0579d654c2a0c947305f7a3450a700695199a7c08aeed1684d2426d692af53fa.exe
Resource
win10v2004-en-20220112
General
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Target
0579d654c2a0c947305f7a3450a700695199a7c08aeed1684d2426d692af53fa.exe
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Size
92KB
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MD5
60ee144c198da66a10e94eef21250c87
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SHA1
8375fa39d89bd32f3f00203fc0a5a4f16a5651d1
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SHA256
0579d654c2a0c947305f7a3450a700695199a7c08aeed1684d2426d692af53fa
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SHA512
953b5fa3fa56a4fa26b5db328ca8a6483a57cd9d774d3b8c0a63239efb78f5dcfd35b6ad1bc7fc43794c4c9f51111d570426a508c1e6a0e1f6ed808c1b5b617c
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 4040 MediaCenter.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
0579d654c2a0c947305f7a3450a700695199a7c08aeed1684d2426d692af53fa.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation 0579d654c2a0c947305f7a3450a700695199a7c08aeed1684d2426d692af53fa.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
0579d654c2a0c947305f7a3450a700695199a7c08aeed1684d2426d692af53fa.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 0579d654c2a0c947305f7a3450a700695199a7c08aeed1684d2426d692af53fa.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\DownloadMonthlyRateBkBps = "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 = "132893148866771344" 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\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\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\MemoryUsageKB = "4068" 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\PeerInfoCount = "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\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 (str) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "3.465261" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4008" 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\DownloadMonthlyCdnBytes = "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\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\DownloadMonthlyInternetBytes = "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\PriorityDownloadCount = "0" svchost.exe Set value (str) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.006609" 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\UploadMonthlyInternetBytes = "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\FrDownloadRatePct = "90" 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\Config\DownloadMode_BackCompat = "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\DownloadMonthlyGroupBytes = "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\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\CDNConnectionCount = "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\UplinkUsageBps = "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\PriorityDownloadPendingCount = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4384" svchost.exe Set value (str) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "9.999552" 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\LANConnectionCount = "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\NormalDownloadPendingCount = "0" svchost.exe Set value (str) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "8.335583" svchost.exe -
Runs ping.exe 1 TTPs 1 IoCs
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Suspicious use of AdjustPrivilegeToken 64 IoCs
Processes:
TiWorker.exe0579d654c2a0c947305f7a3450a700695199a7c08aeed1684d2426d692af53fa.exedescription pid process Token: SeSecurityPrivilege 1984 TiWorker.exe Token: SeRestorePrivilege 1984 TiWorker.exe Token: SeBackupPrivilege 1984 TiWorker.exe Token: SeIncBasePriorityPrivilege 1252 0579d654c2a0c947305f7a3450a700695199a7c08aeed1684d2426d692af53fa.exe Token: SeBackupPrivilege 1984 TiWorker.exe Token: SeRestorePrivilege 1984 TiWorker.exe Token: SeSecurityPrivilege 1984 TiWorker.exe Token: SeBackupPrivilege 1984 TiWorker.exe Token: SeRestorePrivilege 1984 TiWorker.exe Token: SeSecurityPrivilege 1984 TiWorker.exe Token: SeBackupPrivilege 1984 TiWorker.exe Token: SeRestorePrivilege 1984 TiWorker.exe Token: SeSecurityPrivilege 1984 TiWorker.exe Token: SeBackupPrivilege 1984 TiWorker.exe Token: SeRestorePrivilege 1984 TiWorker.exe Token: SeSecurityPrivilege 1984 TiWorker.exe Token: SeBackupPrivilege 1984 TiWorker.exe Token: SeRestorePrivilege 1984 TiWorker.exe Token: SeSecurityPrivilege 1984 TiWorker.exe Token: SeBackupPrivilege 1984 TiWorker.exe Token: SeRestorePrivilege 1984 TiWorker.exe Token: SeSecurityPrivilege 1984 TiWorker.exe Token: SeBackupPrivilege 1984 TiWorker.exe Token: SeRestorePrivilege 1984 TiWorker.exe Token: SeSecurityPrivilege 1984 TiWorker.exe Token: SeBackupPrivilege 1984 TiWorker.exe Token: SeRestorePrivilege 1984 TiWorker.exe Token: SeSecurityPrivilege 1984 TiWorker.exe Token: SeBackupPrivilege 1984 TiWorker.exe Token: SeRestorePrivilege 1984 TiWorker.exe Token: SeSecurityPrivilege 1984 TiWorker.exe Token: SeBackupPrivilege 1984 TiWorker.exe Token: SeRestorePrivilege 1984 TiWorker.exe Token: SeSecurityPrivilege 1984 TiWorker.exe Token: SeBackupPrivilege 1984 TiWorker.exe Token: SeRestorePrivilege 1984 TiWorker.exe Token: SeSecurityPrivilege 1984 TiWorker.exe Token: SeBackupPrivilege 1984 TiWorker.exe Token: SeRestorePrivilege 1984 TiWorker.exe Token: SeSecurityPrivilege 1984 TiWorker.exe Token: SeBackupPrivilege 1984 TiWorker.exe Token: SeRestorePrivilege 1984 TiWorker.exe Token: SeSecurityPrivilege 1984 TiWorker.exe Token: SeBackupPrivilege 1984 TiWorker.exe Token: SeRestorePrivilege 1984 TiWorker.exe Token: SeSecurityPrivilege 1984 TiWorker.exe Token: SeBackupPrivilege 1984 TiWorker.exe Token: SeRestorePrivilege 1984 TiWorker.exe Token: SeSecurityPrivilege 1984 TiWorker.exe Token: SeBackupPrivilege 1984 TiWorker.exe Token: SeRestorePrivilege 1984 TiWorker.exe Token: SeSecurityPrivilege 1984 TiWorker.exe Token: SeBackupPrivilege 1984 TiWorker.exe Token: SeRestorePrivilege 1984 TiWorker.exe Token: SeSecurityPrivilege 1984 TiWorker.exe Token: SeBackupPrivilege 1984 TiWorker.exe Token: SeRestorePrivilege 1984 TiWorker.exe Token: SeSecurityPrivilege 1984 TiWorker.exe Token: SeBackupPrivilege 1984 TiWorker.exe Token: SeRestorePrivilege 1984 TiWorker.exe Token: SeSecurityPrivilege 1984 TiWorker.exe Token: SeBackupPrivilege 1984 TiWorker.exe Token: SeRestorePrivilege 1984 TiWorker.exe Token: SeSecurityPrivilege 1984 TiWorker.exe -
Suspicious use of WriteProcessMemory 9 IoCs
Processes:
0579d654c2a0c947305f7a3450a700695199a7c08aeed1684d2426d692af53fa.execmd.exedescription pid process target process PID 1252 wrote to memory of 4040 1252 0579d654c2a0c947305f7a3450a700695199a7c08aeed1684d2426d692af53fa.exe MediaCenter.exe PID 1252 wrote to memory of 4040 1252 0579d654c2a0c947305f7a3450a700695199a7c08aeed1684d2426d692af53fa.exe MediaCenter.exe PID 1252 wrote to memory of 4040 1252 0579d654c2a0c947305f7a3450a700695199a7c08aeed1684d2426d692af53fa.exe MediaCenter.exe PID 1252 wrote to memory of 2540 1252 0579d654c2a0c947305f7a3450a700695199a7c08aeed1684d2426d692af53fa.exe cmd.exe PID 1252 wrote to memory of 2540 1252 0579d654c2a0c947305f7a3450a700695199a7c08aeed1684d2426d692af53fa.exe cmd.exe PID 1252 wrote to memory of 2540 1252 0579d654c2a0c947305f7a3450a700695199a7c08aeed1684d2426d692af53fa.exe cmd.exe PID 2540 wrote to memory of 3860 2540 cmd.exe PING.EXE PID 2540 wrote to memory of 3860 2540 cmd.exe PING.EXE PID 2540 wrote to memory of 3860 2540 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\0579d654c2a0c947305f7a3450a700695199a7c08aeed1684d2426d692af53fa.exe"C:\Users\Admin\AppData\Local\Temp\0579d654c2a0c947305f7a3450a700695199a7c08aeed1684d2426d692af53fa.exe"1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1252 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:4040 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\0579d654c2a0c947305f7a3450a700695199a7c08aeed1684d2426d692af53fa.exe"2⤵
- Suspicious use of WriteProcessMemory
PID:2540 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:3860
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C:\Windows\system32\MusNotifyIcon.exe%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 131⤵
- Checks processor information in registry
PID:3328
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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:3680
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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:1984
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeMD5
747e1d933f5d090671b88a4f1f823dcc
SHA1992fc11cd5d883c5301a501b0eecd1780b2d16f5
SHA2568a1dd39659e463a343562b98a167fde3b70c266bbe8780d406be544d4a9c94ea
SHA512c3c4727fccae7b0a5452593461f0d430a581808261b061218221093b45d41e262767e6906043fa0e186e02cbdac13455b1262679f01e1804ceffaa24a10e500b
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C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeMD5
747e1d933f5d090671b88a4f1f823dcc
SHA1992fc11cd5d883c5301a501b0eecd1780b2d16f5
SHA2568a1dd39659e463a343562b98a167fde3b70c266bbe8780d406be544d4a9c94ea
SHA512c3c4727fccae7b0a5452593461f0d430a581808261b061218221093b45d41e262767e6906043fa0e186e02cbdac13455b1262679f01e1804ceffaa24a10e500b