Analysis
-
max time kernel
163s -
max time network
169s -
platform
windows10-2004_x64 -
resource
win10v2004-en-20220112 -
submitted
12-02-2022 11:24
Static task
static1
Behavioral task
behavioral1
Sample
047f1a7565e80db7fc18a6cdc4a9167d6ccb412f61f6623e009bd5d850f342d1.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
047f1a7565e80db7fc18a6cdc4a9167d6ccb412f61f6623e009bd5d850f342d1.exe
Resource
win10v2004-en-20220112
General
-
Target
047f1a7565e80db7fc18a6cdc4a9167d6ccb412f61f6623e009bd5d850f342d1.exe
-
Size
58KB
-
MD5
aef6f5b4546b416b2c21261fbf221e83
-
SHA1
d0c1ec3495fc08406886187f6505b8042a00c98f
-
SHA256
047f1a7565e80db7fc18a6cdc4a9167d6ccb412f61f6623e009bd5d850f342d1
-
SHA512
333040bac4fd16828775a3dc351e4d81422ed81354ed23feb93ed6b3500d35a872e27c7a3ec98f3afb5042c584ad97cb953169a90ce4083e52bd72140d73ab1e
Malware Config
Signatures
-
Executes dropped EXE 1 IoCs
Processes:
MediaCenter.exepid process 3936 MediaCenter.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
047f1a7565e80db7fc18a6cdc4a9167d6ccb412f61f6623e009bd5d850f342d1.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation 047f1a7565e80db7fc18a6cdc4a9167d6ccb412f61f6623e009bd5d850f342d1.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
047f1a7565e80db7fc18a6cdc4a9167d6ccb412f61f6623e009bd5d850f342d1.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 047f1a7565e80db7fc18a6cdc4a9167d6ccb412f61f6623e009bd5d850f342d1.exe -
Drops file in Windows directory 3 IoCs
Processes:
svchost.exeTiWorker.exedescription 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.
-
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 55 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\DownloadMonthlyLinkLocalBytes = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyGroupBytes = "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\CDNConnectionCount = "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\Config\DODownloadMode = "1" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4172" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4040" 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\DownlinkBps = "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\DownlinkUsageBps = "0" svchost.exe Set value (str) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "8.828578" 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 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\InternetConnectionCount = "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\NormalDownloadPendingCount = "0" svchost.exe Set value (str) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "11.665106" svchost.exe Set value (str) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "20.010245" 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\CacheSizeBytes = "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\MonthID = "2" 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\MonthID = "1" 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\UploadCount = "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\DownloadMonthlyCacheHostBytes = "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\DownloadMonthlyRateBkCnt = "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\SwarmCount = "1" 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\UplinkUsageBps = "0" 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\Config\KVFileExpirationTime = "132893163192660253" 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\UploadRatePct = "100" svchost.exe Set value (str) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.006551" 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\DownloadMonthlyRateFrCnt = "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\PriorityDownloadCount = "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\LinkLocalConnectionCount = "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\PriorityDownloadPendingCount = "0" 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\UploadMonthlyLanBytes = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4332" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\UploadMonthlyInternetBytes = "0" svchost.exe -
Runs ping.exe 1 TTPs 1 IoCs
-
Suspicious use of AdjustPrivilegeToken 64 IoCs
Processes:
TiWorker.exedescription pid process Token: SeSecurityPrivilege 2112 TiWorker.exe Token: SeRestorePrivilege 2112 TiWorker.exe Token: SeBackupPrivilege 2112 TiWorker.exe Token: SeBackupPrivilege 2112 TiWorker.exe Token: SeRestorePrivilege 2112 TiWorker.exe Token: SeSecurityPrivilege 2112 TiWorker.exe Token: SeBackupPrivilege 2112 TiWorker.exe Token: SeRestorePrivilege 2112 TiWorker.exe Token: SeSecurityPrivilege 2112 TiWorker.exe Token: SeBackupPrivilege 2112 TiWorker.exe Token: SeRestorePrivilege 2112 TiWorker.exe Token: SeSecurityPrivilege 2112 TiWorker.exe Token: SeBackupPrivilege 2112 TiWorker.exe Token: SeRestorePrivilege 2112 TiWorker.exe Token: SeSecurityPrivilege 2112 TiWorker.exe Token: SeBackupPrivilege 2112 TiWorker.exe Token: SeRestorePrivilege 2112 TiWorker.exe Token: SeSecurityPrivilege 2112 TiWorker.exe Token: SeBackupPrivilege 2112 TiWorker.exe Token: SeRestorePrivilege 2112 TiWorker.exe Token: SeSecurityPrivilege 2112 TiWorker.exe Token: SeBackupPrivilege 2112 TiWorker.exe Token: SeRestorePrivilege 2112 TiWorker.exe Token: SeSecurityPrivilege 2112 TiWorker.exe Token: SeBackupPrivilege 2112 TiWorker.exe Token: SeRestorePrivilege 2112 TiWorker.exe Token: SeSecurityPrivilege 2112 TiWorker.exe Token: SeBackupPrivilege 2112 TiWorker.exe Token: SeRestorePrivilege 2112 TiWorker.exe Token: SeSecurityPrivilege 2112 TiWorker.exe Token: SeBackupPrivilege 2112 TiWorker.exe Token: SeRestorePrivilege 2112 TiWorker.exe Token: SeSecurityPrivilege 2112 TiWorker.exe Token: SeBackupPrivilege 2112 TiWorker.exe Token: SeRestorePrivilege 2112 TiWorker.exe Token: SeSecurityPrivilege 2112 TiWorker.exe Token: SeBackupPrivilege 2112 TiWorker.exe Token: SeRestorePrivilege 2112 TiWorker.exe Token: SeSecurityPrivilege 2112 TiWorker.exe Token: SeBackupPrivilege 2112 TiWorker.exe Token: SeRestorePrivilege 2112 TiWorker.exe Token: SeSecurityPrivilege 2112 TiWorker.exe Token: SeBackupPrivilege 2112 TiWorker.exe Token: SeRestorePrivilege 2112 TiWorker.exe Token: SeSecurityPrivilege 2112 TiWorker.exe Token: SeBackupPrivilege 2112 TiWorker.exe Token: SeRestorePrivilege 2112 TiWorker.exe Token: SeSecurityPrivilege 2112 TiWorker.exe Token: SeBackupPrivilege 2112 TiWorker.exe Token: SeRestorePrivilege 2112 TiWorker.exe Token: SeSecurityPrivilege 2112 TiWorker.exe Token: SeBackupPrivilege 2112 TiWorker.exe Token: SeRestorePrivilege 2112 TiWorker.exe Token: SeSecurityPrivilege 2112 TiWorker.exe Token: SeBackupPrivilege 2112 TiWorker.exe Token: SeRestorePrivilege 2112 TiWorker.exe Token: SeSecurityPrivilege 2112 TiWorker.exe Token: SeBackupPrivilege 2112 TiWorker.exe Token: SeRestorePrivilege 2112 TiWorker.exe Token: SeSecurityPrivilege 2112 TiWorker.exe Token: SeBackupPrivilege 2112 TiWorker.exe Token: SeRestorePrivilege 2112 TiWorker.exe Token: SeSecurityPrivilege 2112 TiWorker.exe Token: SeBackupPrivilege 2112 TiWorker.exe -
Suspicious use of WriteProcessMemory 9 IoCs
Processes:
047f1a7565e80db7fc18a6cdc4a9167d6ccb412f61f6623e009bd5d850f342d1.execmd.exedescription pid process target process PID 3004 wrote to memory of 3936 3004 047f1a7565e80db7fc18a6cdc4a9167d6ccb412f61f6623e009bd5d850f342d1.exe MediaCenter.exe PID 3004 wrote to memory of 3936 3004 047f1a7565e80db7fc18a6cdc4a9167d6ccb412f61f6623e009bd5d850f342d1.exe MediaCenter.exe PID 3004 wrote to memory of 3936 3004 047f1a7565e80db7fc18a6cdc4a9167d6ccb412f61f6623e009bd5d850f342d1.exe MediaCenter.exe PID 3004 wrote to memory of 2676 3004 047f1a7565e80db7fc18a6cdc4a9167d6ccb412f61f6623e009bd5d850f342d1.exe cmd.exe PID 3004 wrote to memory of 2676 3004 047f1a7565e80db7fc18a6cdc4a9167d6ccb412f61f6623e009bd5d850f342d1.exe cmd.exe PID 3004 wrote to memory of 2676 3004 047f1a7565e80db7fc18a6cdc4a9167d6ccb412f61f6623e009bd5d850f342d1.exe cmd.exe PID 2676 wrote to memory of 4068 2676 cmd.exe PING.EXE PID 2676 wrote to memory of 4068 2676 cmd.exe PING.EXE PID 2676 wrote to memory of 4068 2676 cmd.exe PING.EXE
Processes
-
C:\Users\Admin\AppData\Local\Temp\047f1a7565e80db7fc18a6cdc4a9167d6ccb412f61f6623e009bd5d850f342d1.exe"C:\Users\Admin\AppData\Local\Temp\047f1a7565e80db7fc18a6cdc4a9167d6ccb412f61f6623e009bd5d850f342d1.exe"1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:3004 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:3936 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\047f1a7565e80db7fc18a6cdc4a9167d6ccb412f61f6623e009bd5d850f342d1.exe"2⤵
- Suspicious use of WriteProcessMemory
PID:2676 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:4068
-
C:\Windows\system32\MusNotifyIcon.exe%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 131⤵
- Checks processor information in registry
PID:3700
-
C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k NetworkService -p1⤵
- Drops file in Windows directory
- Modifies data under HKEY_USERS
PID:2128
-
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:2112
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
-
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeMD5
8e2af41184813897d656447e4ae3cd63
SHA1ce98756e932e3b2d5299767f95dfae0a8a77d0e8
SHA2566887da7f5b1ebf51596c151b19563d5f826a6ffdf86ec3381da1140e19724894
SHA512097f0d78ef7c82a95286ca5b77a4b458d15be90dbfbae3e8895e7bc0c8f9ace234d1f7cbcf8565bc411a2fd1e2ab628063e116a56853b9ff890a2bdffee3ab05
-
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeMD5
8e2af41184813897d656447e4ae3cd63
SHA1ce98756e932e3b2d5299767f95dfae0a8a77d0e8
SHA2566887da7f5b1ebf51596c151b19563d5f826a6ffdf86ec3381da1140e19724894
SHA512097f0d78ef7c82a95286ca5b77a4b458d15be90dbfbae3e8895e7bc0c8f9ace234d1f7cbcf8565bc411a2fd1e2ab628063e116a56853b9ff890a2bdffee3ab05