Analysis
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max time kernel
166s -
max time network
179s -
platform
windows10-2004_x64 -
resource
win10v2004-en-20220112 -
submitted
12-02-2022 05:50
Static task
static1
Behavioral task
behavioral1
Sample
118747584f3180dca6d39c8d5effc69d7359828fd6d667477163d5af71363173.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
118747584f3180dca6d39c8d5effc69d7359828fd6d667477163d5af71363173.exe
Resource
win10v2004-en-20220112
General
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Target
118747584f3180dca6d39c8d5effc69d7359828fd6d667477163d5af71363173.exe
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Size
36KB
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MD5
79f0a40b1d942bef765508f16947b0ac
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SHA1
42d7bf61659f69ab0810685d6d439af56ba890f4
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SHA256
118747584f3180dca6d39c8d5effc69d7359828fd6d667477163d5af71363173
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SHA512
0e22912928b71114e1c885c72448a2ed6093ea3e57eb213b813196a80de8c74cb012fd270efb5d34693ab077434bea1911d762d5d402337351a533263d15c040
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
Processes:
MediaCenter.exepid process 2192 MediaCenter.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
118747584f3180dca6d39c8d5effc69d7359828fd6d667477163d5af71363173.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation 118747584f3180dca6d39c8d5effc69d7359828fd6d667477163d5af71363173.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
118747584f3180dca6d39c8d5effc69d7359828fd6d667477163d5af71363173.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 118747584f3180dca6d39c8d5effc69d7359828fd6d667477163d5af71363173.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.
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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 52 IoCs
Processes:
svchost.exedescription ioc process 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\DownloadMonthlyCdnBytes = "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\DownloadMonthlyRateFrCnt = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\KVFileExpirationTime = "132892950970389076" 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\FrDownloadRatePct = "90" 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\PriorityDownloadPendingCount = "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\LANConnectionCount = "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\NormalDownloadCount = "0" svchost.exe Set value (str) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "16.675631" svchost.exe Set value (str) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "1.785779" 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\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 (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\UplinkBps = "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\UploadRatePct = "100" svchost.exe Set value (str) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "2.095779" 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\UploadMonthlyLanBytes = "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 (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\PriorityDownloadCount = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4252" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "3908" 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\CacheSizeBytes = "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\LinkLocalConnectionCount = "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\UploadCount = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4336" 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\DownlinkBps = "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\Config\DownloadMode_BackCompat = "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\DownloadMonthlyLanBytes = "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\MemoryUsageKB = "4112" 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\Config\DODownloadMode = "1" svchost.exe Key created \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage 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 -
Runs ping.exe 1 TTPs 1 IoCs
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Suspicious use of AdjustPrivilegeToken 64 IoCs
Processes:
TiWorker.exe118747584f3180dca6d39c8d5effc69d7359828fd6d667477163d5af71363173.exedescription pid process Token: SeSecurityPrivilege 3952 TiWorker.exe Token: SeRestorePrivilege 3952 TiWorker.exe Token: SeBackupPrivilege 3952 TiWorker.exe Token: SeIncBasePriorityPrivilege 3232 118747584f3180dca6d39c8d5effc69d7359828fd6d667477163d5af71363173.exe Token: SeBackupPrivilege 3952 TiWorker.exe Token: SeRestorePrivilege 3952 TiWorker.exe Token: SeSecurityPrivilege 3952 TiWorker.exe Token: SeBackupPrivilege 3952 TiWorker.exe Token: SeRestorePrivilege 3952 TiWorker.exe Token: SeSecurityPrivilege 3952 TiWorker.exe Token: SeBackupPrivilege 3952 TiWorker.exe Token: SeRestorePrivilege 3952 TiWorker.exe Token: SeSecurityPrivilege 3952 TiWorker.exe Token: SeBackupPrivilege 3952 TiWorker.exe Token: SeRestorePrivilege 3952 TiWorker.exe Token: SeSecurityPrivilege 3952 TiWorker.exe Token: SeBackupPrivilege 3952 TiWorker.exe Token: SeRestorePrivilege 3952 TiWorker.exe Token: SeSecurityPrivilege 3952 TiWorker.exe Token: SeBackupPrivilege 3952 TiWorker.exe Token: SeRestorePrivilege 3952 TiWorker.exe Token: SeSecurityPrivilege 3952 TiWorker.exe Token: SeBackupPrivilege 3952 TiWorker.exe Token: SeRestorePrivilege 3952 TiWorker.exe Token: SeSecurityPrivilege 3952 TiWorker.exe Token: SeBackupPrivilege 3952 TiWorker.exe Token: SeRestorePrivilege 3952 TiWorker.exe Token: SeSecurityPrivilege 3952 TiWorker.exe Token: SeBackupPrivilege 3952 TiWorker.exe Token: SeRestorePrivilege 3952 TiWorker.exe Token: SeSecurityPrivilege 3952 TiWorker.exe Token: SeBackupPrivilege 3952 TiWorker.exe Token: SeRestorePrivilege 3952 TiWorker.exe Token: SeSecurityPrivilege 3952 TiWorker.exe Token: SeBackupPrivilege 3952 TiWorker.exe Token: SeRestorePrivilege 3952 TiWorker.exe Token: SeSecurityPrivilege 3952 TiWorker.exe Token: SeBackupPrivilege 3952 TiWorker.exe Token: SeRestorePrivilege 3952 TiWorker.exe Token: SeSecurityPrivilege 3952 TiWorker.exe Token: SeBackupPrivilege 3952 TiWorker.exe Token: SeRestorePrivilege 3952 TiWorker.exe Token: SeSecurityPrivilege 3952 TiWorker.exe Token: SeBackupPrivilege 3952 TiWorker.exe Token: SeRestorePrivilege 3952 TiWorker.exe Token: SeSecurityPrivilege 3952 TiWorker.exe Token: SeBackupPrivilege 3952 TiWorker.exe Token: SeRestorePrivilege 3952 TiWorker.exe Token: SeSecurityPrivilege 3952 TiWorker.exe Token: SeBackupPrivilege 3952 TiWorker.exe Token: SeRestorePrivilege 3952 TiWorker.exe Token: SeSecurityPrivilege 3952 TiWorker.exe Token: SeBackupPrivilege 3952 TiWorker.exe Token: SeRestorePrivilege 3952 TiWorker.exe Token: SeSecurityPrivilege 3952 TiWorker.exe Token: SeBackupPrivilege 3952 TiWorker.exe Token: SeRestorePrivilege 3952 TiWorker.exe Token: SeSecurityPrivilege 3952 TiWorker.exe Token: SeBackupPrivilege 3952 TiWorker.exe Token: SeRestorePrivilege 3952 TiWorker.exe Token: SeSecurityPrivilege 3952 TiWorker.exe Token: SeBackupPrivilege 3952 TiWorker.exe Token: SeRestorePrivilege 3952 TiWorker.exe Token: SeSecurityPrivilege 3952 TiWorker.exe -
Suspicious use of WriteProcessMemory 9 IoCs
Processes:
118747584f3180dca6d39c8d5effc69d7359828fd6d667477163d5af71363173.execmd.exedescription pid process target process PID 3232 wrote to memory of 2192 3232 118747584f3180dca6d39c8d5effc69d7359828fd6d667477163d5af71363173.exe MediaCenter.exe PID 3232 wrote to memory of 2192 3232 118747584f3180dca6d39c8d5effc69d7359828fd6d667477163d5af71363173.exe MediaCenter.exe PID 3232 wrote to memory of 2192 3232 118747584f3180dca6d39c8d5effc69d7359828fd6d667477163d5af71363173.exe MediaCenter.exe PID 3232 wrote to memory of 1784 3232 118747584f3180dca6d39c8d5effc69d7359828fd6d667477163d5af71363173.exe cmd.exe PID 3232 wrote to memory of 1784 3232 118747584f3180dca6d39c8d5effc69d7359828fd6d667477163d5af71363173.exe cmd.exe PID 3232 wrote to memory of 1784 3232 118747584f3180dca6d39c8d5effc69d7359828fd6d667477163d5af71363173.exe cmd.exe PID 1784 wrote to memory of 1168 1784 cmd.exe PING.EXE PID 1784 wrote to memory of 1168 1784 cmd.exe PING.EXE PID 1784 wrote to memory of 1168 1784 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\118747584f3180dca6d39c8d5effc69d7359828fd6d667477163d5af71363173.exe"C:\Users\Admin\AppData\Local\Temp\118747584f3180dca6d39c8d5effc69d7359828fd6d667477163d5af71363173.exe"1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3232 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:2192 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\118747584f3180dca6d39c8d5effc69d7359828fd6d667477163d5af71363173.exe"2⤵
- Suspicious use of WriteProcessMemory
PID:1784 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:1168
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C:\Windows\system32\MusNotifyIcon.exe%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 131⤵
- Checks processor information in registry
PID:3772
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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:3456
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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:3952
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
498d3ddc1420feef7dc4710a3d42260b
SHA1ad83d9cf4ffed6b3a39cc0ce8cd0a414ddd1ed00
SHA25660af8726ef64de8a3a0f0036cf7547cb5ba39cdf5e3bdfa1104641822a758ac3
SHA512e47f9c0375dc90f9206b360234ddd207136c1e7742dd1468b3d193581363556c618f9c0297ce0234e0f8742a5446ec6df23dc3ff1d0bb6fdf6c30ed9a0b1fd0d
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MD5
498d3ddc1420feef7dc4710a3d42260b
SHA1ad83d9cf4ffed6b3a39cc0ce8cd0a414ddd1ed00
SHA25660af8726ef64de8a3a0f0036cf7547cb5ba39cdf5e3bdfa1104641822a758ac3
SHA512e47f9c0375dc90f9206b360234ddd207136c1e7742dd1468b3d193581363556c618f9c0297ce0234e0f8742a5446ec6df23dc3ff1d0bb6fdf6c30ed9a0b1fd0d