Analysis
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max time kernel
178s -
max time network
197s -
platform
windows10-2004_x64 -
resource
win10v2004-en-20220112 -
submitted
12-02-2022 11:12
Static task
static1
Behavioral task
behavioral1
Sample
0501aa4c343ad91e6a093fefe822bda037f469ea974624bb0aee1c86f41afa7b.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
0501aa4c343ad91e6a093fefe822bda037f469ea974624bb0aee1c86f41afa7b.exe
Resource
win10v2004-en-20220112
General
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Target
0501aa4c343ad91e6a093fefe822bda037f469ea974624bb0aee1c86f41afa7b.exe
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Size
36KB
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MD5
c83d51da8a2bf17ed34f4e7bf02dd473
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SHA1
e9d865d59175ad80875a673fffb8ca640bc48326
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SHA256
0501aa4c343ad91e6a093fefe822bda037f469ea974624bb0aee1c86f41afa7b
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SHA512
663258b6474c7f32d5eb181c030c09ba80e0977f8df81125e9b03ca843420af1301c920956ef4ab8265413ec6db600fb1b2e35f619a040f877a20d685b845a62
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
Processes:
MediaCenter.exepid process 2580 MediaCenter.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
0501aa4c343ad91e6a093fefe822bda037f469ea974624bb0aee1c86f41afa7b.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation 0501aa4c343ad91e6a093fefe822bda037f469ea974624bb0aee1c86f41afa7b.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
0501aa4c343ad91e6a093fefe822bda037f469ea974624bb0aee1c86f41afa7b.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 0501aa4c343ad91e6a093fefe822bda037f469ea974624bb0aee1c86f41afa7b.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 49 IoCs
Processes:
svchost.exedescription ioc process 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\UplinkBps = "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\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\DownloadMonthlyGroupBytes = "0" 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\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\PriorityDownloadCount = "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 (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\DownloadMonthlyCacheHostBytes = "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\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\UploadMonthlyInternetBytes = "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\Config\KVFileExpirationTime = "132893157525543511" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4128" svchost.exe Set value (str) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "15.624238" 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 = "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\UploadCount = "0" svchost.exe Set value (str) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "2.298913" 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\SwarmCount = "1" 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\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\InternetConnectionCount = "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\FrDownloadRatePct = "90" 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\PeerInfoCount = "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 = "2" 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\LinkLocalConnectionCount = "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\Settings svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyRateFrBps = "0" svchost.exe Set value (str) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "3.846125" 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\MemoryUsageKB = "4296" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\SwarmCount = "0" svchost.exe -
Runs ping.exe 1 TTPs 1 IoCs
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Suspicious use of AdjustPrivilegeToken 64 IoCs
Processes:
0501aa4c343ad91e6a093fefe822bda037f469ea974624bb0aee1c86f41afa7b.exeTiWorker.exedescription pid process Token: SeIncBasePriorityPrivilege 4024 0501aa4c343ad91e6a093fefe822bda037f469ea974624bb0aee1c86f41afa7b.exe Token: SeSecurityPrivilege 3220 TiWorker.exe Token: SeRestorePrivilege 3220 TiWorker.exe Token: SeBackupPrivilege 3220 TiWorker.exe Token: SeBackupPrivilege 3220 TiWorker.exe Token: SeRestorePrivilege 3220 TiWorker.exe Token: SeSecurityPrivilege 3220 TiWorker.exe Token: SeBackupPrivilege 3220 TiWorker.exe Token: SeRestorePrivilege 3220 TiWorker.exe Token: SeSecurityPrivilege 3220 TiWorker.exe Token: SeBackupPrivilege 3220 TiWorker.exe Token: SeRestorePrivilege 3220 TiWorker.exe Token: SeSecurityPrivilege 3220 TiWorker.exe Token: SeBackupPrivilege 3220 TiWorker.exe Token: SeRestorePrivilege 3220 TiWorker.exe Token: SeSecurityPrivilege 3220 TiWorker.exe Token: SeBackupPrivilege 3220 TiWorker.exe Token: SeRestorePrivilege 3220 TiWorker.exe Token: SeSecurityPrivilege 3220 TiWorker.exe Token: SeBackupPrivilege 3220 TiWorker.exe Token: SeRestorePrivilege 3220 TiWorker.exe Token: SeSecurityPrivilege 3220 TiWorker.exe Token: SeBackupPrivilege 3220 TiWorker.exe Token: SeRestorePrivilege 3220 TiWorker.exe Token: SeSecurityPrivilege 3220 TiWorker.exe Token: SeBackupPrivilege 3220 TiWorker.exe Token: SeRestorePrivilege 3220 TiWorker.exe Token: SeSecurityPrivilege 3220 TiWorker.exe Token: SeBackupPrivilege 3220 TiWorker.exe Token: SeRestorePrivilege 3220 TiWorker.exe Token: SeSecurityPrivilege 3220 TiWorker.exe Token: SeBackupPrivilege 3220 TiWorker.exe Token: SeRestorePrivilege 3220 TiWorker.exe Token: SeSecurityPrivilege 3220 TiWorker.exe Token: SeBackupPrivilege 3220 TiWorker.exe Token: SeRestorePrivilege 3220 TiWorker.exe Token: SeSecurityPrivilege 3220 TiWorker.exe Token: SeBackupPrivilege 3220 TiWorker.exe Token: SeRestorePrivilege 3220 TiWorker.exe Token: SeSecurityPrivilege 3220 TiWorker.exe Token: SeBackupPrivilege 3220 TiWorker.exe Token: SeRestorePrivilege 3220 TiWorker.exe Token: SeSecurityPrivilege 3220 TiWorker.exe Token: SeBackupPrivilege 3220 TiWorker.exe Token: SeRestorePrivilege 3220 TiWorker.exe Token: SeSecurityPrivilege 3220 TiWorker.exe Token: SeBackupPrivilege 3220 TiWorker.exe Token: SeRestorePrivilege 3220 TiWorker.exe Token: SeSecurityPrivilege 3220 TiWorker.exe Token: SeBackupPrivilege 3220 TiWorker.exe Token: SeRestorePrivilege 3220 TiWorker.exe Token: SeSecurityPrivilege 3220 TiWorker.exe Token: SeBackupPrivilege 3220 TiWorker.exe Token: SeRestorePrivilege 3220 TiWorker.exe Token: SeSecurityPrivilege 3220 TiWorker.exe Token: SeBackupPrivilege 3220 TiWorker.exe Token: SeRestorePrivilege 3220 TiWorker.exe Token: SeSecurityPrivilege 3220 TiWorker.exe Token: SeBackupPrivilege 3220 TiWorker.exe Token: SeRestorePrivilege 3220 TiWorker.exe Token: SeSecurityPrivilege 3220 TiWorker.exe Token: SeBackupPrivilege 3220 TiWorker.exe Token: SeRestorePrivilege 3220 TiWorker.exe Token: SeSecurityPrivilege 3220 TiWorker.exe -
Suspicious use of WriteProcessMemory 9 IoCs
Processes:
0501aa4c343ad91e6a093fefe822bda037f469ea974624bb0aee1c86f41afa7b.execmd.exedescription pid process target process PID 4024 wrote to memory of 2580 4024 0501aa4c343ad91e6a093fefe822bda037f469ea974624bb0aee1c86f41afa7b.exe MediaCenter.exe PID 4024 wrote to memory of 2580 4024 0501aa4c343ad91e6a093fefe822bda037f469ea974624bb0aee1c86f41afa7b.exe MediaCenter.exe PID 4024 wrote to memory of 2580 4024 0501aa4c343ad91e6a093fefe822bda037f469ea974624bb0aee1c86f41afa7b.exe MediaCenter.exe PID 4024 wrote to memory of 3788 4024 0501aa4c343ad91e6a093fefe822bda037f469ea974624bb0aee1c86f41afa7b.exe cmd.exe PID 4024 wrote to memory of 3788 4024 0501aa4c343ad91e6a093fefe822bda037f469ea974624bb0aee1c86f41afa7b.exe cmd.exe PID 4024 wrote to memory of 3788 4024 0501aa4c343ad91e6a093fefe822bda037f469ea974624bb0aee1c86f41afa7b.exe cmd.exe PID 3788 wrote to memory of 400 3788 cmd.exe PING.EXE PID 3788 wrote to memory of 400 3788 cmd.exe PING.EXE PID 3788 wrote to memory of 400 3788 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\0501aa4c343ad91e6a093fefe822bda037f469ea974624bb0aee1c86f41afa7b.exe"C:\Users\Admin\AppData\Local\Temp\0501aa4c343ad91e6a093fefe822bda037f469ea974624bb0aee1c86f41afa7b.exe"1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4024 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:2580 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\0501aa4c343ad91e6a093fefe822bda037f469ea974624bb0aee1c86f41afa7b.exe"2⤵
- Suspicious use of WriteProcessMemory
PID:3788 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:400
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C:\Windows\system32\MusNotifyIcon.exe%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 131⤵
- Checks processor information in registry
PID:3324
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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:720
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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:3220
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
6861e1930f2adc873ffe6e633ed0346d
SHA1fb86ce98c3f7f859168cf880c2f9c1688d03f3db
SHA2560528ed3da182bfa04ffed1d8113cc498459aa9d675d7fd4a71df2c341b02d69b
SHA5126dd61f0603959f09d526c6ce8c8051d0a0726a4a626dd0d461e99dced14518110e58661883001182739bec58b22b2fe0325cc28df47b7fb3bd5522d3dc270baa
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C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeMD5
6861e1930f2adc873ffe6e633ed0346d
SHA1fb86ce98c3f7f859168cf880c2f9c1688d03f3db
SHA2560528ed3da182bfa04ffed1d8113cc498459aa9d675d7fd4a71df2c341b02d69b
SHA5126dd61f0603959f09d526c6ce8c8051d0a0726a4a626dd0d461e99dced14518110e58661883001182739bec58b22b2fe0325cc28df47b7fb3bd5522d3dc270baa