Analysis
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max time kernel
165s -
max time network
175s -
platform
windows10-2004_x64 -
resource
win10v2004-en-20220112 -
submitted
12-02-2022 07:57
Static task
static1
Behavioral task
behavioral1
Sample
0c1ec02799efa60ccb3b8dfc9ed0ed10d472f76a126c516c8db36e4f87aa19e5.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
0c1ec02799efa60ccb3b8dfc9ed0ed10d472f76a126c516c8db36e4f87aa19e5.exe
Resource
win10v2004-en-20220112
General
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Target
0c1ec02799efa60ccb3b8dfc9ed0ed10d472f76a126c516c8db36e4f87aa19e5.exe
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Size
36KB
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MD5
6491cc79e65a058c47a7444040791c0e
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SHA1
c50916a392b57b2dde0a19117a546487859db0d6
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SHA256
0c1ec02799efa60ccb3b8dfc9ed0ed10d472f76a126c516c8db36e4f87aa19e5
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SHA512
dba49cc0798fff919201716f7ffc93ab8d5aeb77b3f95b55f8cdc79708eb78339e09b0b3ca37bed681ddc2b01286c5c5520760c23e5fb8419a9f268473744729
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
Processes:
MediaCenter.exepid process 3744 MediaCenter.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
0c1ec02799efa60ccb3b8dfc9ed0ed10d472f76a126c516c8db36e4f87aa19e5.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation 0c1ec02799efa60ccb3b8dfc9ed0ed10d472f76a126c516c8db36e4f87aa19e5.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
0c1ec02799efa60ccb3b8dfc9ed0ed10d472f76a126c516c8db36e4f87aa19e5.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 0c1ec02799efa60ccb3b8dfc9ed0ed10d472f76a126c516c8db36e4f87aa19e5.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 50 IoCs
Processes:
svchost.exedescription ioc process 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\DownloadMonthlyGroupBytes = "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\DownloadMonthlyRateBkBps = "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\NormalDownloadPendingCount = "0" 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\DownloadMonthlyLanBytes = "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\LANConnectionCount = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MonthlyUploadRestriction = "0" svchost.exe Set value (str) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.000000" svchost.exe Key created \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization 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\DownloadMonthlyInternetBytes = "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\LinkLocalConnectionCount = "0" 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\Settings 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\DownloadMonthlyRateFrCnt = "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\FrDownloadRatePct = "90" 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 = "4192" svchost.exe Set value (str) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "2.835038" 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\Config\DODownloadMode = "1" 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\GroupConnectionCount = "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 (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 = "4092" 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\UploadMonthlyInternetBytes = "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\PeerInfoCount = "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\Usage\CPUpct = "2.380775" 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\DownloadMonthlyRateBkCnt = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\KVFileExpirationTime = "132893028802428420" 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\DownlinkUsageBps = "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\DownloadMonthlyCdnBytes = "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\BkDownloadRatePct = "45" svchost.exe -
Runs ping.exe 1 TTPs 1 IoCs
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Suspicious use of AdjustPrivilegeToken 64 IoCs
Processes:
0c1ec02799efa60ccb3b8dfc9ed0ed10d472f76a126c516c8db36e4f87aa19e5.exeTiWorker.exedescription pid process Token: SeIncBasePriorityPrivilege 3540 0c1ec02799efa60ccb3b8dfc9ed0ed10d472f76a126c516c8db36e4f87aa19e5.exe Token: SeSecurityPrivilege 640 TiWorker.exe Token: SeRestorePrivilege 640 TiWorker.exe Token: SeBackupPrivilege 640 TiWorker.exe Token: SeBackupPrivilege 640 TiWorker.exe Token: SeRestorePrivilege 640 TiWorker.exe Token: SeSecurityPrivilege 640 TiWorker.exe Token: SeBackupPrivilege 640 TiWorker.exe Token: SeRestorePrivilege 640 TiWorker.exe Token: SeSecurityPrivilege 640 TiWorker.exe Token: SeBackupPrivilege 640 TiWorker.exe Token: SeRestorePrivilege 640 TiWorker.exe Token: SeSecurityPrivilege 640 TiWorker.exe Token: SeBackupPrivilege 640 TiWorker.exe Token: SeRestorePrivilege 640 TiWorker.exe Token: SeSecurityPrivilege 640 TiWorker.exe Token: SeBackupPrivilege 640 TiWorker.exe Token: SeRestorePrivilege 640 TiWorker.exe Token: SeSecurityPrivilege 640 TiWorker.exe Token: SeBackupPrivilege 640 TiWorker.exe Token: SeRestorePrivilege 640 TiWorker.exe Token: SeSecurityPrivilege 640 TiWorker.exe Token: SeBackupPrivilege 640 TiWorker.exe Token: SeRestorePrivilege 640 TiWorker.exe Token: SeSecurityPrivilege 640 TiWorker.exe Token: SeBackupPrivilege 640 TiWorker.exe Token: SeRestorePrivilege 640 TiWorker.exe Token: SeSecurityPrivilege 640 TiWorker.exe Token: SeBackupPrivilege 640 TiWorker.exe Token: SeRestorePrivilege 640 TiWorker.exe Token: SeSecurityPrivilege 640 TiWorker.exe Token: SeBackupPrivilege 640 TiWorker.exe Token: SeRestorePrivilege 640 TiWorker.exe Token: SeSecurityPrivilege 640 TiWorker.exe Token: SeBackupPrivilege 640 TiWorker.exe Token: SeRestorePrivilege 640 TiWorker.exe Token: SeSecurityPrivilege 640 TiWorker.exe Token: SeBackupPrivilege 640 TiWorker.exe Token: SeRestorePrivilege 640 TiWorker.exe Token: SeSecurityPrivilege 640 TiWorker.exe Token: SeBackupPrivilege 640 TiWorker.exe Token: SeRestorePrivilege 640 TiWorker.exe Token: SeSecurityPrivilege 640 TiWorker.exe Token: SeBackupPrivilege 640 TiWorker.exe Token: SeRestorePrivilege 640 TiWorker.exe Token: SeSecurityPrivilege 640 TiWorker.exe Token: SeBackupPrivilege 640 TiWorker.exe Token: SeRestorePrivilege 640 TiWorker.exe Token: SeSecurityPrivilege 640 TiWorker.exe Token: SeBackupPrivilege 640 TiWorker.exe Token: SeRestorePrivilege 640 TiWorker.exe Token: SeSecurityPrivilege 640 TiWorker.exe Token: SeBackupPrivilege 640 TiWorker.exe Token: SeRestorePrivilege 640 TiWorker.exe Token: SeSecurityPrivilege 640 TiWorker.exe Token: SeBackupPrivilege 640 TiWorker.exe Token: SeRestorePrivilege 640 TiWorker.exe Token: SeSecurityPrivilege 640 TiWorker.exe Token: SeBackupPrivilege 640 TiWorker.exe Token: SeRestorePrivilege 640 TiWorker.exe Token: SeSecurityPrivilege 640 TiWorker.exe Token: SeBackupPrivilege 640 TiWorker.exe Token: SeRestorePrivilege 640 TiWorker.exe Token: SeSecurityPrivilege 640 TiWorker.exe -
Suspicious use of WriteProcessMemory 9 IoCs
Processes:
0c1ec02799efa60ccb3b8dfc9ed0ed10d472f76a126c516c8db36e4f87aa19e5.execmd.exedescription pid process target process PID 3540 wrote to memory of 3744 3540 0c1ec02799efa60ccb3b8dfc9ed0ed10d472f76a126c516c8db36e4f87aa19e5.exe MediaCenter.exe PID 3540 wrote to memory of 3744 3540 0c1ec02799efa60ccb3b8dfc9ed0ed10d472f76a126c516c8db36e4f87aa19e5.exe MediaCenter.exe PID 3540 wrote to memory of 3744 3540 0c1ec02799efa60ccb3b8dfc9ed0ed10d472f76a126c516c8db36e4f87aa19e5.exe MediaCenter.exe PID 3540 wrote to memory of 1904 3540 0c1ec02799efa60ccb3b8dfc9ed0ed10d472f76a126c516c8db36e4f87aa19e5.exe cmd.exe PID 3540 wrote to memory of 1904 3540 0c1ec02799efa60ccb3b8dfc9ed0ed10d472f76a126c516c8db36e4f87aa19e5.exe cmd.exe PID 3540 wrote to memory of 1904 3540 0c1ec02799efa60ccb3b8dfc9ed0ed10d472f76a126c516c8db36e4f87aa19e5.exe cmd.exe PID 1904 wrote to memory of 4008 1904 cmd.exe PING.EXE PID 1904 wrote to memory of 4008 1904 cmd.exe PING.EXE PID 1904 wrote to memory of 4008 1904 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\0c1ec02799efa60ccb3b8dfc9ed0ed10d472f76a126c516c8db36e4f87aa19e5.exe"C:\Users\Admin\AppData\Local\Temp\0c1ec02799efa60ccb3b8dfc9ed0ed10d472f76a126c516c8db36e4f87aa19e5.exe"1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3540 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:3744 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\0c1ec02799efa60ccb3b8dfc9ed0ed10d472f76a126c516c8db36e4f87aa19e5.exe"2⤵
- Suspicious use of WriteProcessMemory
PID:1904 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:4008
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C:\Windows\system32\MusNotifyIcon.exe%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 131⤵
- Checks processor information in registry
PID:4004
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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:3820
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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:640
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
210fdb3d521cb3465a10ee2d5ab5710d
SHA14ebdf4db656869251f25ff66e51d4b3819eda7dd
SHA25616c30bb5baba3c1e5ba10b75a20a00b7d7c154351476b1fe2ce7f2bc8b21a408
SHA5122b20c977a0ffd623c79db48eaa813d4a4e2fd5a8a22c8d9b96630ff7faa37f17731776eec99563558db4851b9cfef731b97afbc347020e59b619f2d63e17dfb4