Analysis
-
max time kernel
184s -
max time network
193s -
platform
windows10-2004_x64 -
resource
win10v2004-en-20220112 -
submitted
12-02-2022 03:22
Static task
static1
Behavioral task
behavioral1
Sample
17ca715adf1fc0fda769faf4c7f13f62580e8d7f1d6285c5ef884d3ff57d1c97.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
17ca715adf1fc0fda769faf4c7f13f62580e8d7f1d6285c5ef884d3ff57d1c97.exe
Resource
win10v2004-en-20220112
General
-
Target
17ca715adf1fc0fda769faf4c7f13f62580e8d7f1d6285c5ef884d3ff57d1c97.exe
-
Size
35KB
-
MD5
a4402b185b8425c43dc3833e5796a038
-
SHA1
b6967f506a5034c57dff5d02b75828b9ed5aa13e
-
SHA256
17ca715adf1fc0fda769faf4c7f13f62580e8d7f1d6285c5ef884d3ff57d1c97
-
SHA512
7b218bceb4b81b5ccd5def0f732f12b28c516cdbf23bb89971503fdc1d1c29f7933c623a7dac60ec05673c87eb7f2171bd530a1f3bfa1ba964ac53923cd201c9
Malware Config
Signatures
-
Executes dropped EXE 1 IoCs
Processes:
MediaCenter.exepid process 3120 MediaCenter.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
17ca715adf1fc0fda769faf4c7f13f62580e8d7f1d6285c5ef884d3ff57d1c97.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation 17ca715adf1fc0fda769faf4c7f13f62580e8d7f1d6285c5ef884d3ff57d1c97.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
17ca715adf1fc0fda769faf4c7f13f62580e8d7f1d6285c5ef884d3ff57d1c97.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 17ca715adf1fc0fda769faf4c7f13f62580e8d7f1d6285c5ef884d3ff57d1c97.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.
-
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 value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz MusNotifyIcon.exe Key opened \Registry\Machine\HARDWARE\DESCRIPTION\System\CentralProcessor\0 MusNotifyIcon.exe -
Modifies data under HKEY_USERS 56 IoCs
Processes:
svchost.exedescription ioc process 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\MemoryUsageKB = "3904" 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\BkDownloadRatePct = "45" 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\DownloadMonthlyCdnBytes = "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\MemoryUsageKB = "4324" 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\UploadMonthlyLanBytes = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\UplinkUsageBps = "0" svchost.exe Set value (str) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "16.672037" svchost.exe Set value (str) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "4.545395" 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\CDNConnectionCount = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MonthID = "1" 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\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\MemoryUsageKB = "4312" svchost.exe Key created \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization 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\DownloadMonthlyInternetBytes = "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\SwarmCount = "1" 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\NormalDownloadCount = "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\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 (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyGroupBytes = "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\LinkLocalConnectionCount = "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\Config\DODownloadMode = "1" 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\DownloadMonthlyLanBytes = "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\Usage\CPUpct = "3.797410" 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\DownloadMonthlyRateBkBps = "1157726" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\UplinkBps = "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\DownloadMonthlyLinkLocalBytes = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyRateBkCnt = "4" 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\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\MemoryUsageKB = "4088" 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\Config\KVFileExpirationTime = "132892862133906790" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyCdnBytes = "90228624" 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\DownlinkBps = "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\PriorityDownloadCount = "0" svchost.exe -
Runs ping.exe 1 TTPs 1 IoCs
-
Suspicious use of AdjustPrivilegeToken 64 IoCs
Processes:
TiWorker.exe17ca715adf1fc0fda769faf4c7f13f62580e8d7f1d6285c5ef884d3ff57d1c97.exedescription pid process Token: SeSecurityPrivilege 772 TiWorker.exe Token: SeRestorePrivilege 772 TiWorker.exe Token: SeBackupPrivilege 772 TiWorker.exe Token: SeBackupPrivilege 772 TiWorker.exe Token: SeRestorePrivilege 772 TiWorker.exe Token: SeSecurityPrivilege 772 TiWorker.exe Token: SeBackupPrivilege 772 TiWorker.exe Token: SeRestorePrivilege 772 TiWorker.exe Token: SeSecurityPrivilege 772 TiWorker.exe Token: SeBackupPrivilege 772 TiWorker.exe Token: SeRestorePrivilege 772 TiWorker.exe Token: SeSecurityPrivilege 772 TiWorker.exe Token: SeBackupPrivilege 772 TiWorker.exe Token: SeRestorePrivilege 772 TiWorker.exe Token: SeSecurityPrivilege 772 TiWorker.exe Token: SeBackupPrivilege 772 TiWorker.exe Token: SeRestorePrivilege 772 TiWorker.exe Token: SeSecurityPrivilege 772 TiWorker.exe Token: SeBackupPrivilege 772 TiWorker.exe Token: SeRestorePrivilege 772 TiWorker.exe Token: SeSecurityPrivilege 772 TiWorker.exe Token: SeBackupPrivilege 772 TiWorker.exe Token: SeRestorePrivilege 772 TiWorker.exe Token: SeSecurityPrivilege 772 TiWorker.exe Token: SeBackupPrivilege 772 TiWorker.exe Token: SeRestorePrivilege 772 TiWorker.exe Token: SeSecurityPrivilege 772 TiWorker.exe Token: SeBackupPrivilege 772 TiWorker.exe Token: SeRestorePrivilege 772 TiWorker.exe Token: SeSecurityPrivilege 772 TiWorker.exe Token: SeBackupPrivilege 772 TiWorker.exe Token: SeRestorePrivilege 772 TiWorker.exe Token: SeSecurityPrivilege 772 TiWorker.exe Token: SeIncBasePriorityPrivilege 352 17ca715adf1fc0fda769faf4c7f13f62580e8d7f1d6285c5ef884d3ff57d1c97.exe Token: SeBackupPrivilege 772 TiWorker.exe Token: SeRestorePrivilege 772 TiWorker.exe Token: SeSecurityPrivilege 772 TiWorker.exe Token: SeBackupPrivilege 772 TiWorker.exe Token: SeRestorePrivilege 772 TiWorker.exe Token: SeSecurityPrivilege 772 TiWorker.exe Token: SeBackupPrivilege 772 TiWorker.exe Token: SeRestorePrivilege 772 TiWorker.exe Token: SeSecurityPrivilege 772 TiWorker.exe Token: SeBackupPrivilege 772 TiWorker.exe Token: SeRestorePrivilege 772 TiWorker.exe Token: SeSecurityPrivilege 772 TiWorker.exe Token: SeBackupPrivilege 772 TiWorker.exe Token: SeRestorePrivilege 772 TiWorker.exe Token: SeSecurityPrivilege 772 TiWorker.exe Token: SeBackupPrivilege 772 TiWorker.exe Token: SeRestorePrivilege 772 TiWorker.exe Token: SeSecurityPrivilege 772 TiWorker.exe Token: SeBackupPrivilege 772 TiWorker.exe Token: SeRestorePrivilege 772 TiWorker.exe Token: SeSecurityPrivilege 772 TiWorker.exe Token: SeBackupPrivilege 772 TiWorker.exe Token: SeRestorePrivilege 772 TiWorker.exe Token: SeSecurityPrivilege 772 TiWorker.exe Token: SeBackupPrivilege 772 TiWorker.exe Token: SeRestorePrivilege 772 TiWorker.exe Token: SeSecurityPrivilege 772 TiWorker.exe Token: SeBackupPrivilege 772 TiWorker.exe Token: SeRestorePrivilege 772 TiWorker.exe Token: SeSecurityPrivilege 772 TiWorker.exe -
Suspicious use of WriteProcessMemory 9 IoCs
Processes:
17ca715adf1fc0fda769faf4c7f13f62580e8d7f1d6285c5ef884d3ff57d1c97.execmd.exedescription pid process target process PID 352 wrote to memory of 3120 352 17ca715adf1fc0fda769faf4c7f13f62580e8d7f1d6285c5ef884d3ff57d1c97.exe MediaCenter.exe PID 352 wrote to memory of 3120 352 17ca715adf1fc0fda769faf4c7f13f62580e8d7f1d6285c5ef884d3ff57d1c97.exe MediaCenter.exe PID 352 wrote to memory of 3120 352 17ca715adf1fc0fda769faf4c7f13f62580e8d7f1d6285c5ef884d3ff57d1c97.exe MediaCenter.exe PID 352 wrote to memory of 2000 352 17ca715adf1fc0fda769faf4c7f13f62580e8d7f1d6285c5ef884d3ff57d1c97.exe cmd.exe PID 352 wrote to memory of 2000 352 17ca715adf1fc0fda769faf4c7f13f62580e8d7f1d6285c5ef884d3ff57d1c97.exe cmd.exe PID 352 wrote to memory of 2000 352 17ca715adf1fc0fda769faf4c7f13f62580e8d7f1d6285c5ef884d3ff57d1c97.exe cmd.exe PID 2000 wrote to memory of 1872 2000 cmd.exe PING.EXE PID 2000 wrote to memory of 1872 2000 cmd.exe PING.EXE PID 2000 wrote to memory of 1872 2000 cmd.exe PING.EXE
Processes
-
C:\Users\Admin\AppData\Local\Temp\17ca715adf1fc0fda769faf4c7f13f62580e8d7f1d6285c5ef884d3ff57d1c97.exe"C:\Users\Admin\AppData\Local\Temp\17ca715adf1fc0fda769faf4c7f13f62580e8d7f1d6285c5ef884d3ff57d1c97.exe"1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:352 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:3120 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\17ca715adf1fc0fda769faf4c7f13f62580e8d7f1d6285c5ef884d3ff57d1c97.exe"2⤵
- Suspicious use of WriteProcessMemory
PID:2000 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:1872
-
C:\Windows\system32\MusNotifyIcon.exe%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 131⤵
- Checks processor information in registry
PID:3292
-
C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k NetworkService -p1⤵
- Drops file in Windows directory
- Modifies data under HKEY_USERS
PID:2416
-
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:772
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
-
MD5
82e7ec1e8f5ce06ed0ad876d55acb612
SHA1d48259b868f66450e1db724d432c430b4428fa19
SHA256e9201639edfc05e4b2ee29dfdda9256fbfa189f99b4587c4dcb6a852bfd72019
SHA51296a0f83457d12218a506c2de2d81188dc336b2d84d4da1f209547b11a1c8f0ce9a24ebf38007e9af0a1bd66e4db02ada46c49d631fa5faf1f1bd628cb8b44fca
-
MD5
82e7ec1e8f5ce06ed0ad876d55acb612
SHA1d48259b868f66450e1db724d432c430b4428fa19
SHA256e9201639edfc05e4b2ee29dfdda9256fbfa189f99b4587c4dcb6a852bfd72019
SHA51296a0f83457d12218a506c2de2d81188dc336b2d84d4da1f209547b11a1c8f0ce9a24ebf38007e9af0a1bd66e4db02ada46c49d631fa5faf1f1bd628cb8b44fca