Analysis
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max time kernel
156s -
max time network
161s -
platform
windows10-2004_x64 -
resource
win10v2004-en-20220112 -
submitted
12-02-2022 12:28
Static task
static1
Behavioral task
behavioral1
Sample
0169dc6ba864b303cac9cf3bdd9b73c3ed623886394aa380d3da00223140f301.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
0169dc6ba864b303cac9cf3bdd9b73c3ed623886394aa380d3da00223140f301.exe
Resource
win10v2004-en-20220112
General
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Target
0169dc6ba864b303cac9cf3bdd9b73c3ed623886394aa380d3da00223140f301.exe
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Size
58KB
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MD5
fa876c5b3776604bf261ffedf19b6a87
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SHA1
c9d9229c1846303910ce86ded66a3547039d58de
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SHA256
0169dc6ba864b303cac9cf3bdd9b73c3ed623886394aa380d3da00223140f301
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SHA512
112bdf4e8fbaa5ba6aa92a12cee841ab0a9c00fbd6afc94dac4f92ad2b40b20b6787ef7e5dcd61fcaa8cf6af7508b9a9139df467f8b801e542ddc435cb643483
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
pid Process 2092 MediaCenter.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation 0169dc6ba864b303cac9cf3bdd9b73c3ed623886394aa380d3da00223140f301.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 0169dc6ba864b303cac9cf3bdd9b73c3ed623886394aa380d3da00223140f301.exe -
Drops file in Windows directory 3 IoCs
description 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.
description 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
description ioc Process 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\DownloadMonthlyGroupBytes = "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\UploadRatePct = "100" 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\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\MemoryUsageKB = "4108" svchost.exe Set value (str) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.013317" 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\DownloadMonthlyRateBkCnt = "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\DownlinkBps = "0" svchost.exe Set value (str) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "2.438975" 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\DownloadMonthlyRateFrCnt = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\KVFileExpirationTime = "132893199698434483" 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\CDNConnectionCount = "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\PriorityDownloadPendingCount = "0" 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\Usage\DownloadMonthlyLanBytes = "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\InternetConnectionCount = "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 (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\DownloadMonthlyLinkLocalBytes = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyCacheHostBytes = "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\LANConnectionCount = "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\MonthlyUploadRestriction = "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\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\DownloadMonthlyRateBkBps = "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\NormalDownloadPendingCount = "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\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\DownloadMonthlyRateFrBps = "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\GroupConnectionCount = "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\BkDownloadRatePct = "45" svchost.exe Set value (str) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "2.941264" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4328" svchost.exe -
Runs ping.exe 1 TTPs 1 IoCs
pid Process 2968 PING.EXE -
Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeSecurityPrivilege 3180 TiWorker.exe Token: SeRestorePrivilege 3180 TiWorker.exe Token: SeBackupPrivilege 3180 TiWorker.exe Token: SeIncBasePriorityPrivilege 3452 0169dc6ba864b303cac9cf3bdd9b73c3ed623886394aa380d3da00223140f301.exe Token: SeBackupPrivilege 3180 TiWorker.exe Token: SeRestorePrivilege 3180 TiWorker.exe Token: SeSecurityPrivilege 3180 TiWorker.exe Token: SeBackupPrivilege 3180 TiWorker.exe Token: SeRestorePrivilege 3180 TiWorker.exe Token: SeSecurityPrivilege 3180 TiWorker.exe Token: SeBackupPrivilege 3180 TiWorker.exe Token: SeRestorePrivilege 3180 TiWorker.exe Token: SeSecurityPrivilege 3180 TiWorker.exe Token: SeBackupPrivilege 3180 TiWorker.exe Token: SeRestorePrivilege 3180 TiWorker.exe Token: SeSecurityPrivilege 3180 TiWorker.exe Token: SeBackupPrivilege 3180 TiWorker.exe Token: SeRestorePrivilege 3180 TiWorker.exe Token: SeSecurityPrivilege 3180 TiWorker.exe Token: SeBackupPrivilege 3180 TiWorker.exe Token: SeRestorePrivilege 3180 TiWorker.exe Token: SeSecurityPrivilege 3180 TiWorker.exe Token: SeBackupPrivilege 3180 TiWorker.exe Token: SeRestorePrivilege 3180 TiWorker.exe Token: SeSecurityPrivilege 3180 TiWorker.exe Token: SeBackupPrivilege 3180 TiWorker.exe Token: SeRestorePrivilege 3180 TiWorker.exe Token: SeSecurityPrivilege 3180 TiWorker.exe Token: SeBackupPrivilege 3180 TiWorker.exe Token: SeRestorePrivilege 3180 TiWorker.exe Token: SeSecurityPrivilege 3180 TiWorker.exe Token: SeBackupPrivilege 3180 TiWorker.exe Token: SeRestorePrivilege 3180 TiWorker.exe Token: SeSecurityPrivilege 3180 TiWorker.exe Token: SeBackupPrivilege 3180 TiWorker.exe Token: SeRestorePrivilege 3180 TiWorker.exe Token: SeSecurityPrivilege 3180 TiWorker.exe Token: SeBackupPrivilege 3180 TiWorker.exe Token: SeRestorePrivilege 3180 TiWorker.exe Token: SeSecurityPrivilege 3180 TiWorker.exe Token: SeBackupPrivilege 3180 TiWorker.exe Token: SeRestorePrivilege 3180 TiWorker.exe Token: SeSecurityPrivilege 3180 TiWorker.exe Token: SeBackupPrivilege 3180 TiWorker.exe Token: SeRestorePrivilege 3180 TiWorker.exe Token: SeSecurityPrivilege 3180 TiWorker.exe Token: SeBackupPrivilege 3180 TiWorker.exe Token: SeRestorePrivilege 3180 TiWorker.exe Token: SeSecurityPrivilege 3180 TiWorker.exe Token: SeBackupPrivilege 3180 TiWorker.exe Token: SeRestorePrivilege 3180 TiWorker.exe Token: SeSecurityPrivilege 3180 TiWorker.exe Token: SeBackupPrivilege 3180 TiWorker.exe Token: SeRestorePrivilege 3180 TiWorker.exe Token: SeSecurityPrivilege 3180 TiWorker.exe Token: SeBackupPrivilege 3180 TiWorker.exe Token: SeRestorePrivilege 3180 TiWorker.exe Token: SeSecurityPrivilege 3180 TiWorker.exe Token: SeBackupPrivilege 3180 TiWorker.exe Token: SeRestorePrivilege 3180 TiWorker.exe Token: SeSecurityPrivilege 3180 TiWorker.exe Token: SeBackupPrivilege 3180 TiWorker.exe Token: SeRestorePrivilege 3180 TiWorker.exe Token: SeSecurityPrivilege 3180 TiWorker.exe -
Suspicious use of WriteProcessMemory 9 IoCs
description pid Process procid_target PID 3452 wrote to memory of 2092 3452 0169dc6ba864b303cac9cf3bdd9b73c3ed623886394aa380d3da00223140f301.exe 60 PID 3452 wrote to memory of 2092 3452 0169dc6ba864b303cac9cf3bdd9b73c3ed623886394aa380d3da00223140f301.exe 60 PID 3452 wrote to memory of 2092 3452 0169dc6ba864b303cac9cf3bdd9b73c3ed623886394aa380d3da00223140f301.exe 60 PID 3452 wrote to memory of 2764 3452 0169dc6ba864b303cac9cf3bdd9b73c3ed623886394aa380d3da00223140f301.exe 77 PID 3452 wrote to memory of 2764 3452 0169dc6ba864b303cac9cf3bdd9b73c3ed623886394aa380d3da00223140f301.exe 77 PID 3452 wrote to memory of 2764 3452 0169dc6ba864b303cac9cf3bdd9b73c3ed623886394aa380d3da00223140f301.exe 77 PID 2764 wrote to memory of 2968 2764 cmd.exe 79 PID 2764 wrote to memory of 2968 2764 cmd.exe 79 PID 2764 wrote to memory of 2968 2764 cmd.exe 79
Processes
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C:\Users\Admin\AppData\Local\Temp\0169dc6ba864b303cac9cf3bdd9b73c3ed623886394aa380d3da00223140f301.exe"C:\Users\Admin\AppData\Local\Temp\0169dc6ba864b303cac9cf3bdd9b73c3ed623886394aa380d3da00223140f301.exe"1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3452 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:2092
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\0169dc6ba864b303cac9cf3bdd9b73c3ed623886394aa380d3da00223140f301.exe"2⤵
- Suspicious use of WriteProcessMemory
PID:2764 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:2968
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C:\Windows\system32\MusNotifyIcon.exe%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 131⤵
- Checks processor information in registry
PID:4024
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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:2188
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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:3180