Analysis
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max time kernel
163s -
max time network
169s -
platform
windows10-2004_x64 -
resource
win10v2004-en-20220112 -
submitted
12-02-2022 10:57
Static task
static1
Behavioral task
behavioral1
Sample
05adf712a9c938377cce214ede0b13d627f656d0a929b2734528d4254cd30e9d.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
05adf712a9c938377cce214ede0b13d627f656d0a929b2734528d4254cd30e9d.exe
Resource
win10v2004-en-20220112
General
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Target
05adf712a9c938377cce214ede0b13d627f656d0a929b2734528d4254cd30e9d.exe
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Size
60KB
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MD5
e6303b6b0a1eeea73b6d1f81995123b3
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SHA1
60014e56013b00f1e6bd7cf486e34a1a46f8ba73
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SHA256
05adf712a9c938377cce214ede0b13d627f656d0a929b2734528d4254cd30e9d
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SHA512
24a097c88968f1aa2847dc2bd41f95f17018aca4e2b2f6850ad6199ee9074fb85db048a881789569c552ec496b6367f70a8be5641f1a5cada769ae6d61bd3a2d
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
Processes:
MediaCenter.exepid process 1364 MediaCenter.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
05adf712a9c938377cce214ede0b13d627f656d0a929b2734528d4254cd30e9d.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation 05adf712a9c938377cce214ede0b13d627f656d0a929b2734528d4254cd30e9d.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
05adf712a9c938377cce214ede0b13d627f656d0a929b2734528d4254cd30e9d.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 05adf712a9c938377cce214ede0b13d627f656d0a929b2734528d4254cd30e9d.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 50 IoCs
Processes:
svchost.exedescription ioc process 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\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 (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\LinkLocalConnectionCount = "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 (str) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "16.675062" 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\Config\DownloadMode_BackCompat = "1" 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\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\DownlinkUsageBps = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\FrDownloadRatePct = "90" 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\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 (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\UploadCount = "0" svchost.exe Set value (str) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "4.818884" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4068" 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\DownloadMonthlyLanBytes = "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\Usage\UploadMonthlyLanBytes = "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\Usage\PriorityDownloadCount = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4284" 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\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\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 = "132893146047762664" 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 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\Usage\DownloadMonthlyInternetBytes = "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\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 (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\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\DownloadMonthlyRateFrBps = "0" 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:
05adf712a9c938377cce214ede0b13d627f656d0a929b2734528d4254cd30e9d.exeTiWorker.exedescription pid process Token: SeIncBasePriorityPrivilege 3400 05adf712a9c938377cce214ede0b13d627f656d0a929b2734528d4254cd30e9d.exe Token: SeSecurityPrivilege 4076 TiWorker.exe Token: SeRestorePrivilege 4076 TiWorker.exe Token: SeBackupPrivilege 4076 TiWorker.exe Token: SeBackupPrivilege 4076 TiWorker.exe Token: SeRestorePrivilege 4076 TiWorker.exe Token: SeSecurityPrivilege 4076 TiWorker.exe Token: SeBackupPrivilege 4076 TiWorker.exe Token: SeRestorePrivilege 4076 TiWorker.exe Token: SeSecurityPrivilege 4076 TiWorker.exe Token: SeBackupPrivilege 4076 TiWorker.exe Token: SeRestorePrivilege 4076 TiWorker.exe Token: SeSecurityPrivilege 4076 TiWorker.exe Token: SeBackupPrivilege 4076 TiWorker.exe Token: SeRestorePrivilege 4076 TiWorker.exe Token: SeSecurityPrivilege 4076 TiWorker.exe Token: SeBackupPrivilege 4076 TiWorker.exe Token: SeRestorePrivilege 4076 TiWorker.exe Token: SeSecurityPrivilege 4076 TiWorker.exe Token: SeBackupPrivilege 4076 TiWorker.exe Token: SeRestorePrivilege 4076 TiWorker.exe Token: SeSecurityPrivilege 4076 TiWorker.exe Token: SeBackupPrivilege 4076 TiWorker.exe Token: SeRestorePrivilege 4076 TiWorker.exe Token: SeSecurityPrivilege 4076 TiWorker.exe Token: SeBackupPrivilege 4076 TiWorker.exe Token: SeRestorePrivilege 4076 TiWorker.exe Token: SeSecurityPrivilege 4076 TiWorker.exe Token: SeBackupPrivilege 4076 TiWorker.exe Token: SeRestorePrivilege 4076 TiWorker.exe Token: SeSecurityPrivilege 4076 TiWorker.exe Token: SeBackupPrivilege 4076 TiWorker.exe Token: SeRestorePrivilege 4076 TiWorker.exe Token: SeSecurityPrivilege 4076 TiWorker.exe Token: SeBackupPrivilege 4076 TiWorker.exe Token: SeRestorePrivilege 4076 TiWorker.exe Token: SeSecurityPrivilege 4076 TiWorker.exe Token: SeBackupPrivilege 4076 TiWorker.exe Token: SeRestorePrivilege 4076 TiWorker.exe Token: SeSecurityPrivilege 4076 TiWorker.exe Token: SeBackupPrivilege 4076 TiWorker.exe Token: SeRestorePrivilege 4076 TiWorker.exe Token: SeSecurityPrivilege 4076 TiWorker.exe Token: SeBackupPrivilege 4076 TiWorker.exe Token: SeRestorePrivilege 4076 TiWorker.exe Token: SeSecurityPrivilege 4076 TiWorker.exe Token: SeBackupPrivilege 4076 TiWorker.exe Token: SeRestorePrivilege 4076 TiWorker.exe Token: SeSecurityPrivilege 4076 TiWorker.exe Token: SeBackupPrivilege 4076 TiWorker.exe Token: SeRestorePrivilege 4076 TiWorker.exe Token: SeSecurityPrivilege 4076 TiWorker.exe Token: SeBackupPrivilege 4076 TiWorker.exe Token: SeRestorePrivilege 4076 TiWorker.exe Token: SeSecurityPrivilege 4076 TiWorker.exe Token: SeBackupPrivilege 4076 TiWorker.exe Token: SeRestorePrivilege 4076 TiWorker.exe Token: SeSecurityPrivilege 4076 TiWorker.exe Token: SeBackupPrivilege 4076 TiWorker.exe Token: SeRestorePrivilege 4076 TiWorker.exe Token: SeSecurityPrivilege 4076 TiWorker.exe Token: SeBackupPrivilege 4076 TiWorker.exe Token: SeRestorePrivilege 4076 TiWorker.exe Token: SeSecurityPrivilege 4076 TiWorker.exe -
Suspicious use of WriteProcessMemory 9 IoCs
Processes:
05adf712a9c938377cce214ede0b13d627f656d0a929b2734528d4254cd30e9d.execmd.exedescription pid process target process PID 3400 wrote to memory of 1364 3400 05adf712a9c938377cce214ede0b13d627f656d0a929b2734528d4254cd30e9d.exe MediaCenter.exe PID 3400 wrote to memory of 1364 3400 05adf712a9c938377cce214ede0b13d627f656d0a929b2734528d4254cd30e9d.exe MediaCenter.exe PID 3400 wrote to memory of 1364 3400 05adf712a9c938377cce214ede0b13d627f656d0a929b2734528d4254cd30e9d.exe MediaCenter.exe PID 3400 wrote to memory of 3508 3400 05adf712a9c938377cce214ede0b13d627f656d0a929b2734528d4254cd30e9d.exe cmd.exe PID 3400 wrote to memory of 3508 3400 05adf712a9c938377cce214ede0b13d627f656d0a929b2734528d4254cd30e9d.exe cmd.exe PID 3400 wrote to memory of 3508 3400 05adf712a9c938377cce214ede0b13d627f656d0a929b2734528d4254cd30e9d.exe cmd.exe PID 3508 wrote to memory of 3536 3508 cmd.exe PING.EXE PID 3508 wrote to memory of 3536 3508 cmd.exe PING.EXE PID 3508 wrote to memory of 3536 3508 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\05adf712a9c938377cce214ede0b13d627f656d0a929b2734528d4254cd30e9d.exe"C:\Users\Admin\AppData\Local\Temp\05adf712a9c938377cce214ede0b13d627f656d0a929b2734528d4254cd30e9d.exe"1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3400 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:1364 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\05adf712a9c938377cce214ede0b13d627f656d0a929b2734528d4254cd30e9d.exe"2⤵
- Suspicious use of WriteProcessMemory
PID:3508 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:3536
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C:\Windows\system32\MusNotifyIcon.exe%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 131⤵
- Checks processor information in registry
PID:2132
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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:2948
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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:4076
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
eb7a4d1c66138307b40f029ef981bc26
SHA16aa1695875af9c91e678851c51434b0ce2860adb
SHA2561ed31c9482fc54b970c16a2f0dda3d8cac824c5acab5f737698b848e0b766543
SHA51295a092be8307ec41d385162eccae6307582c9d666ed74a399ee8136b2b58c16916a7d7b433bb55c7a37d5aeafc88c97d0402e5521746e25edd96cd9781ced6e7
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C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeMD5
eb7a4d1c66138307b40f029ef981bc26
SHA16aa1695875af9c91e678851c51434b0ce2860adb
SHA2561ed31c9482fc54b970c16a2f0dda3d8cac824c5acab5f737698b848e0b766543
SHA51295a092be8307ec41d385162eccae6307582c9d666ed74a399ee8136b2b58c16916a7d7b433bb55c7a37d5aeafc88c97d0402e5521746e25edd96cd9781ced6e7