Analysis
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max time kernel
151s -
max time network
160s -
platform
windows10-2004_x64 -
resource
win10v2004-en-20220112 -
submitted
12-02-2022 05:47
Static task
static1
Behavioral task
behavioral1
Sample
11ae10e3deaa83e1ec49e0140f48892ac4132c267fc4e42122b6e26351a7908c.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
11ae10e3deaa83e1ec49e0140f48892ac4132c267fc4e42122b6e26351a7908c.exe
Resource
win10v2004-en-20220112
General
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Target
11ae10e3deaa83e1ec49e0140f48892ac4132c267fc4e42122b6e26351a7908c.exe
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Size
36KB
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MD5
6666d4a7432496aab72f68e830df2eb7
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SHA1
12249e65f7564a4a73e8b654cc5621e0db66d131
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SHA256
11ae10e3deaa83e1ec49e0140f48892ac4132c267fc4e42122b6e26351a7908c
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SHA512
4d813a9d0702a53348f58e621e548b3e8c43b2535b6a9f526ea794dc87d8465620b248c29cdfea88ba00581a49f3c42d7e0886c59bdc9c7ab9bdec6e74b8386c
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
Processes:
MediaCenter.exepid process 3124 MediaCenter.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
11ae10e3deaa83e1ec49e0140f48892ac4132c267fc4e42122b6e26351a7908c.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation 11ae10e3deaa83e1ec49e0140f48892ac4132c267fc4e42122b6e26351a7908c.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
11ae10e3deaa83e1ec49e0140f48892ac4132c267fc4e42122b6e26351a7908c.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 11ae10e3deaa83e1ec49e0140f48892ac4132c267fc4e42122b6e26351a7908c.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 51 IoCs
Processes:
svchost.exedescription ioc process 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\DownloadMonthlyGroupBytes = "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\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\MonthlyUploadRestriction = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\UploadCount = "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\DownloadMonthlyRateBkCnt = "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\NormalDownloadPendingCount = "0" svchost.exe Set value (str) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.007947" 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\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\UploadMonthlyLanBytes = "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\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\CDNConnectionCount = "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\UploadRatePct = "100" 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\NormalDownloadCount = "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\UploadMonthlyInternetBytes = "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 (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\SwarmCount = "1" 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\Config\DownloadMode_BackCompat = "1" 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\PriorityDownloadCount = "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\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\DownloadMonthlyRateFrCnt = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\KVFileExpirationTime = "132892949262029870" 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\DownlinkUsageBps = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4112" svchost.exe Set value (str) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "1.176449" 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\MonthID = "2" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\GroupConnectionCount = "0" svchost.exe Set value (str) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.267789" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4224" 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\Usage\MemoryUsageKB = "3852" svchost.exe -
Runs ping.exe 1 TTPs 1 IoCs
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Suspicious use of AdjustPrivilegeToken 64 IoCs
Processes:
TiWorker.exedescription pid process Token: SeSecurityPrivilege 1384 TiWorker.exe Token: SeRestorePrivilege 1384 TiWorker.exe Token: SeBackupPrivilege 1384 TiWorker.exe Token: SeBackupPrivilege 1384 TiWorker.exe Token: SeRestorePrivilege 1384 TiWorker.exe Token: SeSecurityPrivilege 1384 TiWorker.exe Token: SeBackupPrivilege 1384 TiWorker.exe Token: SeRestorePrivilege 1384 TiWorker.exe Token: SeSecurityPrivilege 1384 TiWorker.exe Token: SeBackupPrivilege 1384 TiWorker.exe Token: SeRestorePrivilege 1384 TiWorker.exe Token: SeSecurityPrivilege 1384 TiWorker.exe Token: SeBackupPrivilege 1384 TiWorker.exe Token: SeRestorePrivilege 1384 TiWorker.exe Token: SeSecurityPrivilege 1384 TiWorker.exe Token: SeBackupPrivilege 1384 TiWorker.exe Token: SeRestorePrivilege 1384 TiWorker.exe Token: SeSecurityPrivilege 1384 TiWorker.exe Token: SeBackupPrivilege 1384 TiWorker.exe Token: SeRestorePrivilege 1384 TiWorker.exe Token: SeSecurityPrivilege 1384 TiWorker.exe Token: SeBackupPrivilege 1384 TiWorker.exe Token: SeRestorePrivilege 1384 TiWorker.exe Token: SeSecurityPrivilege 1384 TiWorker.exe Token: SeBackupPrivilege 1384 TiWorker.exe Token: SeRestorePrivilege 1384 TiWorker.exe Token: SeSecurityPrivilege 1384 TiWorker.exe Token: SeBackupPrivilege 1384 TiWorker.exe Token: SeRestorePrivilege 1384 TiWorker.exe Token: SeSecurityPrivilege 1384 TiWorker.exe Token: SeBackupPrivilege 1384 TiWorker.exe Token: SeRestorePrivilege 1384 TiWorker.exe Token: SeSecurityPrivilege 1384 TiWorker.exe Token: SeBackupPrivilege 1384 TiWorker.exe Token: SeRestorePrivilege 1384 TiWorker.exe Token: SeSecurityPrivilege 1384 TiWorker.exe Token: SeBackupPrivilege 1384 TiWorker.exe Token: SeRestorePrivilege 1384 TiWorker.exe Token: SeSecurityPrivilege 1384 TiWorker.exe Token: SeBackupPrivilege 1384 TiWorker.exe Token: SeRestorePrivilege 1384 TiWorker.exe Token: SeSecurityPrivilege 1384 TiWorker.exe Token: SeBackupPrivilege 1384 TiWorker.exe Token: SeRestorePrivilege 1384 TiWorker.exe Token: SeSecurityPrivilege 1384 TiWorker.exe Token: SeBackupPrivilege 1384 TiWorker.exe Token: SeRestorePrivilege 1384 TiWorker.exe Token: SeSecurityPrivilege 1384 TiWorker.exe Token: SeBackupPrivilege 1384 TiWorker.exe Token: SeRestorePrivilege 1384 TiWorker.exe Token: SeSecurityPrivilege 1384 TiWorker.exe Token: SeBackupPrivilege 1384 TiWorker.exe Token: SeRestorePrivilege 1384 TiWorker.exe Token: SeSecurityPrivilege 1384 TiWorker.exe Token: SeBackupPrivilege 1384 TiWorker.exe Token: SeRestorePrivilege 1384 TiWorker.exe Token: SeSecurityPrivilege 1384 TiWorker.exe Token: SeBackupPrivilege 1384 TiWorker.exe Token: SeRestorePrivilege 1384 TiWorker.exe Token: SeSecurityPrivilege 1384 TiWorker.exe Token: SeBackupPrivilege 1384 TiWorker.exe Token: SeRestorePrivilege 1384 TiWorker.exe Token: SeSecurityPrivilege 1384 TiWorker.exe Token: SeBackupPrivilege 1384 TiWorker.exe -
Suspicious use of WriteProcessMemory 9 IoCs
Processes:
11ae10e3deaa83e1ec49e0140f48892ac4132c267fc4e42122b6e26351a7908c.execmd.exedescription pid process target process PID 2904 wrote to memory of 3124 2904 11ae10e3deaa83e1ec49e0140f48892ac4132c267fc4e42122b6e26351a7908c.exe MediaCenter.exe PID 2904 wrote to memory of 3124 2904 11ae10e3deaa83e1ec49e0140f48892ac4132c267fc4e42122b6e26351a7908c.exe MediaCenter.exe PID 2904 wrote to memory of 3124 2904 11ae10e3deaa83e1ec49e0140f48892ac4132c267fc4e42122b6e26351a7908c.exe MediaCenter.exe PID 2904 wrote to memory of 1860 2904 11ae10e3deaa83e1ec49e0140f48892ac4132c267fc4e42122b6e26351a7908c.exe cmd.exe PID 2904 wrote to memory of 1860 2904 11ae10e3deaa83e1ec49e0140f48892ac4132c267fc4e42122b6e26351a7908c.exe cmd.exe PID 2904 wrote to memory of 1860 2904 11ae10e3deaa83e1ec49e0140f48892ac4132c267fc4e42122b6e26351a7908c.exe cmd.exe PID 1860 wrote to memory of 1128 1860 cmd.exe PING.EXE PID 1860 wrote to memory of 1128 1860 cmd.exe PING.EXE PID 1860 wrote to memory of 1128 1860 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\11ae10e3deaa83e1ec49e0140f48892ac4132c267fc4e42122b6e26351a7908c.exe"C:\Users\Admin\AppData\Local\Temp\11ae10e3deaa83e1ec49e0140f48892ac4132c267fc4e42122b6e26351a7908c.exe"1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2904 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:3124 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\11ae10e3deaa83e1ec49e0140f48892ac4132c267fc4e42122b6e26351a7908c.exe"2⤵
- Suspicious use of WriteProcessMemory
PID:1860 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:1128
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C:\Windows\system32\MusNotifyIcon.exe%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 131⤵
- Checks processor information in registry
PID:1304
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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:3004
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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:1384
Network
MITRE ATT&CK Enterprise v6
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Downloads
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MD5
f0b356bf2cc7d26e56d2edb7cc630286
SHA1579e9f610083c4e86f4f6b9b4c8afb6dabe794ac
SHA2566bab5dc8a900f223bfe7c180ca9f70e1888e181c4892d10dd4dbb3a647559d2e
SHA512647335e12aeaa57184955b4e9a46f1d07b43067591871542ada5f01f52fd8d717b0b95bfbe68ec0527ff5e9087732f4150ba891e25ae3231e7b5282495a3aeca
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MD5
f0b356bf2cc7d26e56d2edb7cc630286
SHA1579e9f610083c4e86f4f6b9b4c8afb6dabe794ac
SHA2566bab5dc8a900f223bfe7c180ca9f70e1888e181c4892d10dd4dbb3a647559d2e
SHA512647335e12aeaa57184955b4e9a46f1d07b43067591871542ada5f01f52fd8d717b0b95bfbe68ec0527ff5e9087732f4150ba891e25ae3231e7b5282495a3aeca