Analysis
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max time kernel
159s -
max time network
163s -
platform
windows10-2004_x64 -
resource
win10v2004-en-20220112 -
submitted
12-02-2022 09:27
Static task
static1
Behavioral task
behavioral1
Sample
0a07f1f0695ffe39bd18c039d2d7a5e079eeee2da802970d5986b9f474c94312.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
0a07f1f0695ffe39bd18c039d2d7a5e079eeee2da802970d5986b9f474c94312.exe
Resource
win10v2004-en-20220112
General
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Target
0a07f1f0695ffe39bd18c039d2d7a5e079eeee2da802970d5986b9f474c94312.exe
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Size
36KB
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MD5
2fecdd885be6545b3f38ebeb66026edb
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SHA1
8a6f07fa7d551b56259495c75b60b1a779ab76df
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SHA256
0a07f1f0695ffe39bd18c039d2d7a5e079eeee2da802970d5986b9f474c94312
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SHA512
18e8a8673cfabf36260445a9ed36f9330ff15675dc1a9e29fc312df5efb13b03745e97f0ce7760428a71b6af6ef6c4194b971f9f238ded72c95abd4453b867e8
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
Processes:
MediaCenter.exepid process 1184 MediaCenter.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
0a07f1f0695ffe39bd18c039d2d7a5e079eeee2da802970d5986b9f474c94312.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation 0a07f1f0695ffe39bd18c039d2d7a5e079eeee2da802970d5986b9f474c94312.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
0a07f1f0695ffe39bd18c039d2d7a5e079eeee2da802970d5986b9f474c94312.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 0a07f1f0695ffe39bd18c039d2d7a5e079eeee2da802970d5986b9f474c94312.exe -
Drops file in Windows directory 3 IoCs
Processes:
TiWorker.exesvchost.exedescription ioc process File opened for modification C:\Windows\Logs\CBS\CBS.log TiWorker.exe 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 -
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 50 IoCs
Processes:
svchost.exedescription ioc process 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\DownloadMonthlyRateBkCnt = "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\DownlinkUsageBps = "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\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\Config\KVFileExpirationTime = "132893081653385127" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\InternetConnectionCount = "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\Usage 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\UploadCount = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4308" 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\NormalDownloadCount = "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\LinkLocalConnectionCount = "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\DownloadMonthlyRateFrCnt = "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 = "1.690805" 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 = "0.000000" svchost.exe Set value (str) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "2.173915" 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\DownloadMonthlyInternetBytes = "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\DownlinkBps = "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\PeerInfoCount = "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\UplinkUsageBps = "0" svchost.exe Key created \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config 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\DODownloadMode = "1" 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\UploadRatePct = "100" 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\MemoryUsageKB = "4092" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4304" 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\PriorityDownloadCount = "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\DownloadMonthlyCacheHostBytes = "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\MonthID = "2" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\SwarmCount = "1" svchost.exe -
Runs ping.exe 1 TTPs 1 IoCs
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Suspicious use of AdjustPrivilegeToken 64 IoCs
Processes:
0a07f1f0695ffe39bd18c039d2d7a5e079eeee2da802970d5986b9f474c94312.exeTiWorker.exedescription pid process Token: SeIncBasePriorityPrivilege 3804 0a07f1f0695ffe39bd18c039d2d7a5e079eeee2da802970d5986b9f474c94312.exe Token: SeSecurityPrivilege 2484 TiWorker.exe Token: SeRestorePrivilege 2484 TiWorker.exe Token: SeBackupPrivilege 2484 TiWorker.exe Token: SeBackupPrivilege 2484 TiWorker.exe Token: SeRestorePrivilege 2484 TiWorker.exe Token: SeSecurityPrivilege 2484 TiWorker.exe Token: SeBackupPrivilege 2484 TiWorker.exe Token: SeRestorePrivilege 2484 TiWorker.exe Token: SeSecurityPrivilege 2484 TiWorker.exe Token: SeBackupPrivilege 2484 TiWorker.exe Token: SeRestorePrivilege 2484 TiWorker.exe Token: SeSecurityPrivilege 2484 TiWorker.exe Token: SeBackupPrivilege 2484 TiWorker.exe Token: SeRestorePrivilege 2484 TiWorker.exe Token: SeSecurityPrivilege 2484 TiWorker.exe Token: SeBackupPrivilege 2484 TiWorker.exe Token: SeRestorePrivilege 2484 TiWorker.exe Token: SeSecurityPrivilege 2484 TiWorker.exe Token: SeBackupPrivilege 2484 TiWorker.exe Token: SeRestorePrivilege 2484 TiWorker.exe Token: SeSecurityPrivilege 2484 TiWorker.exe Token: SeBackupPrivilege 2484 TiWorker.exe Token: SeRestorePrivilege 2484 TiWorker.exe Token: SeSecurityPrivilege 2484 TiWorker.exe Token: SeBackupPrivilege 2484 TiWorker.exe Token: SeRestorePrivilege 2484 TiWorker.exe Token: SeSecurityPrivilege 2484 TiWorker.exe Token: SeBackupPrivilege 2484 TiWorker.exe Token: SeRestorePrivilege 2484 TiWorker.exe Token: SeSecurityPrivilege 2484 TiWorker.exe Token: SeBackupPrivilege 2484 TiWorker.exe Token: SeRestorePrivilege 2484 TiWorker.exe Token: SeSecurityPrivilege 2484 TiWorker.exe Token: SeBackupPrivilege 2484 TiWorker.exe Token: SeRestorePrivilege 2484 TiWorker.exe Token: SeSecurityPrivilege 2484 TiWorker.exe Token: SeBackupPrivilege 2484 TiWorker.exe Token: SeRestorePrivilege 2484 TiWorker.exe Token: SeSecurityPrivilege 2484 TiWorker.exe Token: SeBackupPrivilege 2484 TiWorker.exe Token: SeRestorePrivilege 2484 TiWorker.exe Token: SeSecurityPrivilege 2484 TiWorker.exe Token: SeBackupPrivilege 2484 TiWorker.exe Token: SeRestorePrivilege 2484 TiWorker.exe Token: SeSecurityPrivilege 2484 TiWorker.exe Token: SeBackupPrivilege 2484 TiWorker.exe Token: SeRestorePrivilege 2484 TiWorker.exe Token: SeSecurityPrivilege 2484 TiWorker.exe Token: SeBackupPrivilege 2484 TiWorker.exe Token: SeRestorePrivilege 2484 TiWorker.exe Token: SeSecurityPrivilege 2484 TiWorker.exe Token: SeBackupPrivilege 2484 TiWorker.exe Token: SeRestorePrivilege 2484 TiWorker.exe Token: SeSecurityPrivilege 2484 TiWorker.exe Token: SeBackupPrivilege 2484 TiWorker.exe Token: SeRestorePrivilege 2484 TiWorker.exe Token: SeSecurityPrivilege 2484 TiWorker.exe Token: SeBackupPrivilege 2484 TiWorker.exe Token: SeRestorePrivilege 2484 TiWorker.exe Token: SeSecurityPrivilege 2484 TiWorker.exe Token: SeBackupPrivilege 2484 TiWorker.exe Token: SeRestorePrivilege 2484 TiWorker.exe Token: SeSecurityPrivilege 2484 TiWorker.exe -
Suspicious use of WriteProcessMemory 9 IoCs
Processes:
0a07f1f0695ffe39bd18c039d2d7a5e079eeee2da802970d5986b9f474c94312.execmd.exedescription pid process target process PID 3804 wrote to memory of 1184 3804 0a07f1f0695ffe39bd18c039d2d7a5e079eeee2da802970d5986b9f474c94312.exe MediaCenter.exe PID 3804 wrote to memory of 1184 3804 0a07f1f0695ffe39bd18c039d2d7a5e079eeee2da802970d5986b9f474c94312.exe MediaCenter.exe PID 3804 wrote to memory of 1184 3804 0a07f1f0695ffe39bd18c039d2d7a5e079eeee2da802970d5986b9f474c94312.exe MediaCenter.exe PID 3804 wrote to memory of 1780 3804 0a07f1f0695ffe39bd18c039d2d7a5e079eeee2da802970d5986b9f474c94312.exe cmd.exe PID 3804 wrote to memory of 1780 3804 0a07f1f0695ffe39bd18c039d2d7a5e079eeee2da802970d5986b9f474c94312.exe cmd.exe PID 3804 wrote to memory of 1780 3804 0a07f1f0695ffe39bd18c039d2d7a5e079eeee2da802970d5986b9f474c94312.exe cmd.exe PID 1780 wrote to memory of 408 1780 cmd.exe PING.EXE PID 1780 wrote to memory of 408 1780 cmd.exe PING.EXE PID 1780 wrote to memory of 408 1780 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\0a07f1f0695ffe39bd18c039d2d7a5e079eeee2da802970d5986b9f474c94312.exe"C:\Users\Admin\AppData\Local\Temp\0a07f1f0695ffe39bd18c039d2d7a5e079eeee2da802970d5986b9f474c94312.exe"1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3804 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:1184 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\0a07f1f0695ffe39bd18c039d2d7a5e079eeee2da802970d5986b9f474c94312.exe"2⤵
- Suspicious use of WriteProcessMemory
PID:1780 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:408
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C:\Windows\system32\MusNotifyIcon.exe%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 131⤵
- Checks processor information in registry
PID:3144
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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:2176
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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:2484
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
0926089e9b582e896d0c9270605ca147
SHA1822216d922e613da3bd45cc33ed1056550666368
SHA2567a8371ba79880b583ed927416c3ed33aef12b8b6ffd9f40404c65befc8e8e3b0
SHA512eb7e0cb78027c418038c4ed72ea075e30a4f31f2a3cac50e5c69a1736c726af5b41a1296a3943832825931585cf4e4fd801e1944da40374ede4322d31afe934f
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C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeMD5
0926089e9b582e896d0c9270605ca147
SHA1822216d922e613da3bd45cc33ed1056550666368
SHA2567a8371ba79880b583ed927416c3ed33aef12b8b6ffd9f40404c65befc8e8e3b0
SHA512eb7e0cb78027c418038c4ed72ea075e30a4f31f2a3cac50e5c69a1736c726af5b41a1296a3943832825931585cf4e4fd801e1944da40374ede4322d31afe934f