Analysis
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max time kernel
151s -
max time network
164s -
platform
windows10-2004_x64 -
resource
win10v2004-en-20220112 -
submitted
12-02-2022 04:35
Static task
static1
Behavioral task
behavioral1
Sample
151b665e56457510f53f992f62b2c27acb48d45968ebd64dad051d6d0490d5fe.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
151b665e56457510f53f992f62b2c27acb48d45968ebd64dad051d6d0490d5fe.exe
Resource
win10v2004-en-20220112
General
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Target
151b665e56457510f53f992f62b2c27acb48d45968ebd64dad051d6d0490d5fe.exe
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Size
35KB
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MD5
29bf8ce849aba6c2f3d7a7d7e6b4be49
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SHA1
030fbf49e6fc42313cff586c8fa73780f66b23da
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SHA256
151b665e56457510f53f992f62b2c27acb48d45968ebd64dad051d6d0490d5fe
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SHA512
608ad9b78aa7f031bd894d9e727f8e3ffc6427d3ac7ce5bda70fa656cb198b82952bffab8a2122b542605b4c535a66ae3f8606205b9cf1d3ff37f758da38d5a6
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
Processes:
MediaCenter.exepid process 2948 MediaCenter.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
151b665e56457510f53f992f62b2c27acb48d45968ebd64dad051d6d0490d5fe.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation 151b665e56457510f53f992f62b2c27acb48d45968ebd64dad051d6d0490d5fe.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
151b665e56457510f53f992f62b2c27acb48d45968ebd64dad051d6d0490d5fe.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 151b665e56457510f53f992f62b2c27acb48d45968ebd64dad051d6d0490d5fe.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 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 50 IoCs
Processes:
svchost.exedescription ioc process 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\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\DownloadMonthlyRateBkBps = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\KVFileExpirationTime = "132892905803100438" 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\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\MemoryUsageKB = "4092" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4236" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyRateBkCnt = "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\LinkLocalConnectionCount = "0" 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\UploadRatePct = "100" 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\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\InternetConnectionCount = "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\DownlinkUsageBps = "0" svchost.exe Set value (str) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "2.000044" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4208" 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\DownloadMonthlyRateFrCnt = "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\Config\DownloadMode_BackCompat = "1" 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 (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\DownloadMonthlyCacheHostBytes = "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\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 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\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\PeerInfoCount = "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\LANConnectionCount = "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\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 (str) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.809718" svchost.exe -
Runs ping.exe 1 TTPs 1 IoCs
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Suspicious use of AdjustPrivilegeToken 64 IoCs
Processes:
TiWorker.exe151b665e56457510f53f992f62b2c27acb48d45968ebd64dad051d6d0490d5fe.exedescription pid process Token: SeSecurityPrivilege 3424 TiWorker.exe Token: SeRestorePrivilege 3424 TiWorker.exe Token: SeBackupPrivilege 3424 TiWorker.exe Token: SeIncBasePriorityPrivilege 2768 151b665e56457510f53f992f62b2c27acb48d45968ebd64dad051d6d0490d5fe.exe Token: SeBackupPrivilege 3424 TiWorker.exe Token: SeRestorePrivilege 3424 TiWorker.exe Token: SeSecurityPrivilege 3424 TiWorker.exe Token: SeBackupPrivilege 3424 TiWorker.exe Token: SeRestorePrivilege 3424 TiWorker.exe Token: SeSecurityPrivilege 3424 TiWorker.exe Token: SeBackupPrivilege 3424 TiWorker.exe Token: SeRestorePrivilege 3424 TiWorker.exe Token: SeSecurityPrivilege 3424 TiWorker.exe Token: SeBackupPrivilege 3424 TiWorker.exe Token: SeRestorePrivilege 3424 TiWorker.exe Token: SeSecurityPrivilege 3424 TiWorker.exe Token: SeBackupPrivilege 3424 TiWorker.exe Token: SeRestorePrivilege 3424 TiWorker.exe Token: SeSecurityPrivilege 3424 TiWorker.exe Token: SeBackupPrivilege 3424 TiWorker.exe Token: SeRestorePrivilege 3424 TiWorker.exe Token: SeSecurityPrivilege 3424 TiWorker.exe Token: SeBackupPrivilege 3424 TiWorker.exe Token: SeRestorePrivilege 3424 TiWorker.exe Token: SeSecurityPrivilege 3424 TiWorker.exe Token: SeBackupPrivilege 3424 TiWorker.exe Token: SeRestorePrivilege 3424 TiWorker.exe Token: SeSecurityPrivilege 3424 TiWorker.exe Token: SeBackupPrivilege 3424 TiWorker.exe Token: SeRestorePrivilege 3424 TiWorker.exe Token: SeSecurityPrivilege 3424 TiWorker.exe Token: SeBackupPrivilege 3424 TiWorker.exe Token: SeRestorePrivilege 3424 TiWorker.exe Token: SeSecurityPrivilege 3424 TiWorker.exe Token: SeBackupPrivilege 3424 TiWorker.exe Token: SeRestorePrivilege 3424 TiWorker.exe Token: SeSecurityPrivilege 3424 TiWorker.exe Token: SeBackupPrivilege 3424 TiWorker.exe Token: SeRestorePrivilege 3424 TiWorker.exe Token: SeSecurityPrivilege 3424 TiWorker.exe Token: SeBackupPrivilege 3424 TiWorker.exe Token: SeRestorePrivilege 3424 TiWorker.exe Token: SeSecurityPrivilege 3424 TiWorker.exe Token: SeBackupPrivilege 3424 TiWorker.exe Token: SeRestorePrivilege 3424 TiWorker.exe Token: SeSecurityPrivilege 3424 TiWorker.exe Token: SeBackupPrivilege 3424 TiWorker.exe Token: SeRestorePrivilege 3424 TiWorker.exe Token: SeSecurityPrivilege 3424 TiWorker.exe Token: SeBackupPrivilege 3424 TiWorker.exe Token: SeRestorePrivilege 3424 TiWorker.exe Token: SeSecurityPrivilege 3424 TiWorker.exe Token: SeBackupPrivilege 3424 TiWorker.exe Token: SeRestorePrivilege 3424 TiWorker.exe Token: SeSecurityPrivilege 3424 TiWorker.exe Token: SeBackupPrivilege 3424 TiWorker.exe Token: SeRestorePrivilege 3424 TiWorker.exe Token: SeSecurityPrivilege 3424 TiWorker.exe Token: SeBackupPrivilege 3424 TiWorker.exe Token: SeRestorePrivilege 3424 TiWorker.exe Token: SeSecurityPrivilege 3424 TiWorker.exe Token: SeBackupPrivilege 3424 TiWorker.exe Token: SeRestorePrivilege 3424 TiWorker.exe Token: SeSecurityPrivilege 3424 TiWorker.exe -
Suspicious use of WriteProcessMemory 9 IoCs
Processes:
151b665e56457510f53f992f62b2c27acb48d45968ebd64dad051d6d0490d5fe.execmd.exedescription pid process target process PID 2768 wrote to memory of 2948 2768 151b665e56457510f53f992f62b2c27acb48d45968ebd64dad051d6d0490d5fe.exe MediaCenter.exe PID 2768 wrote to memory of 2948 2768 151b665e56457510f53f992f62b2c27acb48d45968ebd64dad051d6d0490d5fe.exe MediaCenter.exe PID 2768 wrote to memory of 2948 2768 151b665e56457510f53f992f62b2c27acb48d45968ebd64dad051d6d0490d5fe.exe MediaCenter.exe PID 2768 wrote to memory of 2608 2768 151b665e56457510f53f992f62b2c27acb48d45968ebd64dad051d6d0490d5fe.exe cmd.exe PID 2768 wrote to memory of 2608 2768 151b665e56457510f53f992f62b2c27acb48d45968ebd64dad051d6d0490d5fe.exe cmd.exe PID 2768 wrote to memory of 2608 2768 151b665e56457510f53f992f62b2c27acb48d45968ebd64dad051d6d0490d5fe.exe cmd.exe PID 2608 wrote to memory of 1740 2608 cmd.exe PING.EXE PID 2608 wrote to memory of 1740 2608 cmd.exe PING.EXE PID 2608 wrote to memory of 1740 2608 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\151b665e56457510f53f992f62b2c27acb48d45968ebd64dad051d6d0490d5fe.exe"C:\Users\Admin\AppData\Local\Temp\151b665e56457510f53f992f62b2c27acb48d45968ebd64dad051d6d0490d5fe.exe"1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2768 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:2948 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\151b665e56457510f53f992f62b2c27acb48d45968ebd64dad051d6d0490d5fe.exe"2⤵
- Suspicious use of WriteProcessMemory
PID:2608 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:1740
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C:\Windows\system32\MusNotifyIcon.exe%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 131⤵
- Checks processor information in registry
PID:2732
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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:1960
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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:3424
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
7097dda59ba4ea26d7e1705b57734a29
SHA1c5af03c6b8f5f66fd24990c60ff70828e4e4907d
SHA256307e2ac2c9b204ebb52c8f60499dbe158147dac6cbded194e07dee3c013432df
SHA512ea73f3e0a38ce7e531099235ff402a95ea8a6572d5b3a84a1580ce20bcb8e2bf356ebabe3d10f4f10dca8e3225bfa7435084ecd51f2a892df85bb14ce48a2fd4
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MD5
7097dda59ba4ea26d7e1705b57734a29
SHA1c5af03c6b8f5f66fd24990c60ff70828e4e4907d
SHA256307e2ac2c9b204ebb52c8f60499dbe158147dac6cbded194e07dee3c013432df
SHA512ea73f3e0a38ce7e531099235ff402a95ea8a6572d5b3a84a1580ce20bcb8e2bf356ebabe3d10f4f10dca8e3225bfa7435084ecd51f2a892df85bb14ce48a2fd4