Analysis
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max time kernel
153s -
max time network
165s -
platform
windows10-2004_x64 -
resource
win10v2004-en-20220112 -
submitted
12-02-2022 09:33
Static task
static1
Behavioral task
behavioral1
Sample
09ad2fd00f014873e9fe0b673604e3ff15c47b89c5c3808bb1a6ed58023921f9.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
09ad2fd00f014873e9fe0b673604e3ff15c47b89c5c3808bb1a6ed58023921f9.exe
Resource
win10v2004-en-20220112
General
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Target
09ad2fd00f014873e9fe0b673604e3ff15c47b89c5c3808bb1a6ed58023921f9.exe
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Size
58KB
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MD5
d0610703cf623d5a13da4f965ebd3cc1
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SHA1
204d7fe858f4d14b2c802f1b8277e43e3cad1bcc
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SHA256
09ad2fd00f014873e9fe0b673604e3ff15c47b89c5c3808bb1a6ed58023921f9
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SHA512
09453f889a2d9d5bc1048fb78efa006cb15ab04fd46c6be951c39b90658ee86aac6cbc0be643e17f0350e953d44d9d9ff3402099ebf4030daf3e30ad0c128057
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
Processes:
MediaCenter.exepid process 2476 MediaCenter.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
09ad2fd00f014873e9fe0b673604e3ff15c47b89c5c3808bb1a6ed58023921f9.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation 09ad2fd00f014873e9fe0b673604e3ff15c47b89c5c3808bb1a6ed58023921f9.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
09ad2fd00f014873e9fe0b673604e3ff15c47b89c5c3808bb1a6ed58023921f9.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 09ad2fd00f014873e9fe0b673604e3ff15c47b89c5c3808bb1a6ed58023921f9.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 54 IoCs
Processes:
svchost.exedescription ioc process 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\MemoryUsageKB = "4160" 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\MonthID = "1" 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 = "0.124378" 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\DownloadMonthlyRateFrCnt = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\KVFileExpirationTime = "132893085454340698" 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\NormalDownloadPendingCount = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\SwarmCount = "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\Usage\DownloadMonthlyCacheHostBytes = "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\MonthlyUploadRestriction = "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 (str) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "12.903239" 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 = "4" 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\DownloadMonthlyRateBkCnt = "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\InternetConnectionCount = "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\MemoryUsageKB = "4304" 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 = "90228624" 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\NormalDownloadCount = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4000" 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\DownlinkBps = "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\PriorityDownloadPendingCount = "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\UploadMonthlyInternetBytes = "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\DownloadMonthlyInternetBytes = "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\DownloadMonthlyGroupBytes = "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\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\PriorityDownloadCount = "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\DownloadMonthlyLinkLocalBytes = "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\UplinkUsageBps = "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\MonthID = "2" 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\UploadRatePct = "100" svchost.exe -
Runs ping.exe 1 TTPs 1 IoCs
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Suspicious use of AdjustPrivilegeToken 64 IoCs
Processes:
TiWorker.exe09ad2fd00f014873e9fe0b673604e3ff15c47b89c5c3808bb1a6ed58023921f9.exedescription pid process Token: SeSecurityPrivilege 3884 TiWorker.exe Token: SeRestorePrivilege 3884 TiWorker.exe Token: SeBackupPrivilege 3884 TiWorker.exe Token: SeBackupPrivilege 3884 TiWorker.exe Token: SeRestorePrivilege 3884 TiWorker.exe Token: SeSecurityPrivilege 3884 TiWorker.exe Token: SeBackupPrivilege 3884 TiWorker.exe Token: SeRestorePrivilege 3884 TiWorker.exe Token: SeSecurityPrivilege 3884 TiWorker.exe Token: SeBackupPrivilege 3884 TiWorker.exe Token: SeRestorePrivilege 3884 TiWorker.exe Token: SeSecurityPrivilege 3884 TiWorker.exe Token: SeBackupPrivilege 3884 TiWorker.exe Token: SeRestorePrivilege 3884 TiWorker.exe Token: SeSecurityPrivilege 3884 TiWorker.exe Token: SeBackupPrivilege 3884 TiWorker.exe Token: SeRestorePrivilege 3884 TiWorker.exe Token: SeSecurityPrivilege 3884 TiWorker.exe Token: SeBackupPrivilege 3884 TiWorker.exe Token: SeRestorePrivilege 3884 TiWorker.exe Token: SeSecurityPrivilege 3884 TiWorker.exe Token: SeIncBasePriorityPrivilege 1692 09ad2fd00f014873e9fe0b673604e3ff15c47b89c5c3808bb1a6ed58023921f9.exe Token: SeBackupPrivilege 3884 TiWorker.exe Token: SeRestorePrivilege 3884 TiWorker.exe Token: SeSecurityPrivilege 3884 TiWorker.exe Token: SeBackupPrivilege 3884 TiWorker.exe Token: SeRestorePrivilege 3884 TiWorker.exe Token: SeSecurityPrivilege 3884 TiWorker.exe Token: SeBackupPrivilege 3884 TiWorker.exe Token: SeRestorePrivilege 3884 TiWorker.exe Token: SeSecurityPrivilege 3884 TiWorker.exe Token: SeBackupPrivilege 3884 TiWorker.exe Token: SeRestorePrivilege 3884 TiWorker.exe Token: SeSecurityPrivilege 3884 TiWorker.exe Token: SeBackupPrivilege 3884 TiWorker.exe Token: SeRestorePrivilege 3884 TiWorker.exe Token: SeSecurityPrivilege 3884 TiWorker.exe Token: SeBackupPrivilege 3884 TiWorker.exe Token: SeRestorePrivilege 3884 TiWorker.exe Token: SeSecurityPrivilege 3884 TiWorker.exe Token: SeBackupPrivilege 3884 TiWorker.exe Token: SeRestorePrivilege 3884 TiWorker.exe Token: SeSecurityPrivilege 3884 TiWorker.exe Token: SeBackupPrivilege 3884 TiWorker.exe Token: SeRestorePrivilege 3884 TiWorker.exe Token: SeSecurityPrivilege 3884 TiWorker.exe Token: SeBackupPrivilege 3884 TiWorker.exe Token: SeRestorePrivilege 3884 TiWorker.exe Token: SeSecurityPrivilege 3884 TiWorker.exe Token: SeBackupPrivilege 3884 TiWorker.exe Token: SeRestorePrivilege 3884 TiWorker.exe Token: SeSecurityPrivilege 3884 TiWorker.exe Token: SeBackupPrivilege 3884 TiWorker.exe Token: SeRestorePrivilege 3884 TiWorker.exe Token: SeSecurityPrivilege 3884 TiWorker.exe Token: SeBackupPrivilege 3884 TiWorker.exe Token: SeRestorePrivilege 3884 TiWorker.exe Token: SeSecurityPrivilege 3884 TiWorker.exe Token: SeBackupPrivilege 3884 TiWorker.exe Token: SeRestorePrivilege 3884 TiWorker.exe Token: SeSecurityPrivilege 3884 TiWorker.exe Token: SeBackupPrivilege 3884 TiWorker.exe Token: SeRestorePrivilege 3884 TiWorker.exe Token: SeSecurityPrivilege 3884 TiWorker.exe -
Suspicious use of WriteProcessMemory 9 IoCs
Processes:
09ad2fd00f014873e9fe0b673604e3ff15c47b89c5c3808bb1a6ed58023921f9.execmd.exedescription pid process target process PID 1692 wrote to memory of 2476 1692 09ad2fd00f014873e9fe0b673604e3ff15c47b89c5c3808bb1a6ed58023921f9.exe MediaCenter.exe PID 1692 wrote to memory of 2476 1692 09ad2fd00f014873e9fe0b673604e3ff15c47b89c5c3808bb1a6ed58023921f9.exe MediaCenter.exe PID 1692 wrote to memory of 2476 1692 09ad2fd00f014873e9fe0b673604e3ff15c47b89c5c3808bb1a6ed58023921f9.exe MediaCenter.exe PID 1692 wrote to memory of 3752 1692 09ad2fd00f014873e9fe0b673604e3ff15c47b89c5c3808bb1a6ed58023921f9.exe cmd.exe PID 1692 wrote to memory of 3752 1692 09ad2fd00f014873e9fe0b673604e3ff15c47b89c5c3808bb1a6ed58023921f9.exe cmd.exe PID 1692 wrote to memory of 3752 1692 09ad2fd00f014873e9fe0b673604e3ff15c47b89c5c3808bb1a6ed58023921f9.exe cmd.exe PID 3752 wrote to memory of 2076 3752 cmd.exe PING.EXE PID 3752 wrote to memory of 2076 3752 cmd.exe PING.EXE PID 3752 wrote to memory of 2076 3752 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\09ad2fd00f014873e9fe0b673604e3ff15c47b89c5c3808bb1a6ed58023921f9.exe"C:\Users\Admin\AppData\Local\Temp\09ad2fd00f014873e9fe0b673604e3ff15c47b89c5c3808bb1a6ed58023921f9.exe"1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1692 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:2476 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\09ad2fd00f014873e9fe0b673604e3ff15c47b89c5c3808bb1a6ed58023921f9.exe"2⤵
- Suspicious use of WriteProcessMemory
PID:3752 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:2076
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C:\Windows\system32\MusNotifyIcon.exe%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 131⤵
- Checks processor information in registry
PID:3912
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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:3824
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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:3884
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeMD5
e08ff482ab3c6c90662723dedf87dd2a
SHA17c937130267fae868ce4b700cdde198a410fd91f
SHA2561d37bb2ca4a05c84d377e446fb32a54ca66f88df6e4663ff2b8872f568b1d299
SHA512fd6b5189a6f1858adeb8626938a652550503de02c150024d2fb3464e58fa8bedc652a681ac24476689916004f0ef98b08f622cb88a9350aaea7d48872a503df5
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C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeMD5
e08ff482ab3c6c90662723dedf87dd2a
SHA17c937130267fae868ce4b700cdde198a410fd91f
SHA2561d37bb2ca4a05c84d377e446fb32a54ca66f88df6e4663ff2b8872f568b1d299
SHA512fd6b5189a6f1858adeb8626938a652550503de02c150024d2fb3464e58fa8bedc652a681ac24476689916004f0ef98b08f622cb88a9350aaea7d48872a503df5