Analysis
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max time kernel
159s -
max time network
170s -
platform
windows10-2004_x64 -
resource
win10v2004-en-20220112 -
submitted
12-02-2022 07:24
Static task
static1
Behavioral task
behavioral1
Sample
0da8b8902bf760fbe3801b284690e8af76fedf683d5363b52dd8e82aae3dccbf.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
0da8b8902bf760fbe3801b284690e8af76fedf683d5363b52dd8e82aae3dccbf.exe
Resource
win10v2004-en-20220112
General
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Target
0da8b8902bf760fbe3801b284690e8af76fedf683d5363b52dd8e82aae3dccbf.exe
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Size
36KB
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MD5
1ce6a4b53771e67484f81742b23cdb4b
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SHA1
7f0d55ad3b5a3ba62caaebe5578185465de2f845
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SHA256
0da8b8902bf760fbe3801b284690e8af76fedf683d5363b52dd8e82aae3dccbf
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SHA512
5da9dbbefc78efe55d59e60e54ba76b76ed265821910885a8262c27e218b2eeb47862d4d02409afcc9726481e1d907c72ad65a819a7a532d7963a66f24ab3673
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
Processes:
MediaCenter.exepid process 244 MediaCenter.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
0da8b8902bf760fbe3801b284690e8af76fedf683d5363b52dd8e82aae3dccbf.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation 0da8b8902bf760fbe3801b284690e8af76fedf683d5363b52dd8e82aae3dccbf.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
0da8b8902bf760fbe3801b284690e8af76fedf683d5363b52dd8e82aae3dccbf.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 0da8b8902bf760fbe3801b284690e8af76fedf683d5363b52dd8e82aae3dccbf.exe -
Drops file in Windows directory 2 IoCs
Processes:
TiWorker.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 -
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 47 IoCs
Processes:
svchost.exedescription ioc process 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\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 = "4364" 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\UploadMonthlyLanBytes = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyGroupBytes = "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\DownloadMonthlyRateFrBps = "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 = "4288" 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 = "0.059406" 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\Config\DODownloadMode = "1" 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\LANConnectionCount = "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\DownloadMonthlyRateFrCnt = "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\BkDownloadRatePct = "45" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\UploadRatePct = "100" 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\DownloadMode_BackCompat = "1" 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\PriorityDownloadPendingCount = "0" svchost.exe Set value (str) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "8.334960" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4232" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\UplinkUsageBps = "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\InternetConnectionCount = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownlinkBps = "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\CacheSizeBytes = "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 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 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\DownloadMonthlyLinkLocalBytes = "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\UplinkBps = "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\DownloadMonthlyRateBkCnt = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\LinkLocalConnectionCount = "0" svchost.exe -
Runs ping.exe 1 TTPs 1 IoCs
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Suspicious use of AdjustPrivilegeToken 64 IoCs
Processes:
0da8b8902bf760fbe3801b284690e8af76fedf683d5363b52dd8e82aae3dccbf.exeTiWorker.exedescription pid process Token: SeIncBasePriorityPrivilege 112 0da8b8902bf760fbe3801b284690e8af76fedf683d5363b52dd8e82aae3dccbf.exe Token: SeSecurityPrivilege 2792 TiWorker.exe Token: SeRestorePrivilege 2792 TiWorker.exe Token: SeBackupPrivilege 2792 TiWorker.exe Token: SeBackupPrivilege 2792 TiWorker.exe Token: SeRestorePrivilege 2792 TiWorker.exe Token: SeSecurityPrivilege 2792 TiWorker.exe Token: SeBackupPrivilege 2792 TiWorker.exe Token: SeRestorePrivilege 2792 TiWorker.exe Token: SeSecurityPrivilege 2792 TiWorker.exe Token: SeBackupPrivilege 2792 TiWorker.exe Token: SeRestorePrivilege 2792 TiWorker.exe Token: SeSecurityPrivilege 2792 TiWorker.exe Token: SeBackupPrivilege 2792 TiWorker.exe Token: SeRestorePrivilege 2792 TiWorker.exe Token: SeSecurityPrivilege 2792 TiWorker.exe Token: SeBackupPrivilege 2792 TiWorker.exe Token: SeRestorePrivilege 2792 TiWorker.exe Token: SeSecurityPrivilege 2792 TiWorker.exe Token: SeBackupPrivilege 2792 TiWorker.exe Token: SeRestorePrivilege 2792 TiWorker.exe Token: SeSecurityPrivilege 2792 TiWorker.exe Token: SeBackupPrivilege 2792 TiWorker.exe Token: SeRestorePrivilege 2792 TiWorker.exe Token: SeSecurityPrivilege 2792 TiWorker.exe Token: SeBackupPrivilege 2792 TiWorker.exe Token: SeRestorePrivilege 2792 TiWorker.exe Token: SeSecurityPrivilege 2792 TiWorker.exe Token: SeBackupPrivilege 2792 TiWorker.exe Token: SeRestorePrivilege 2792 TiWorker.exe Token: SeSecurityPrivilege 2792 TiWorker.exe Token: SeBackupPrivilege 2792 TiWorker.exe Token: SeRestorePrivilege 2792 TiWorker.exe Token: SeSecurityPrivilege 2792 TiWorker.exe Token: SeBackupPrivilege 2792 TiWorker.exe Token: SeRestorePrivilege 2792 TiWorker.exe Token: SeSecurityPrivilege 2792 TiWorker.exe Token: SeBackupPrivilege 2792 TiWorker.exe Token: SeRestorePrivilege 2792 TiWorker.exe Token: SeSecurityPrivilege 2792 TiWorker.exe Token: SeBackupPrivilege 2792 TiWorker.exe Token: SeRestorePrivilege 2792 TiWorker.exe Token: SeSecurityPrivilege 2792 TiWorker.exe Token: SeBackupPrivilege 2792 TiWorker.exe Token: SeRestorePrivilege 2792 TiWorker.exe Token: SeSecurityPrivilege 2792 TiWorker.exe Token: SeBackupPrivilege 2792 TiWorker.exe Token: SeRestorePrivilege 2792 TiWorker.exe Token: SeSecurityPrivilege 2792 TiWorker.exe Token: SeBackupPrivilege 2792 TiWorker.exe Token: SeRestorePrivilege 2792 TiWorker.exe Token: SeSecurityPrivilege 2792 TiWorker.exe Token: SeBackupPrivilege 2792 TiWorker.exe Token: SeRestorePrivilege 2792 TiWorker.exe Token: SeSecurityPrivilege 2792 TiWorker.exe Token: SeBackupPrivilege 2792 TiWorker.exe Token: SeRestorePrivilege 2792 TiWorker.exe Token: SeSecurityPrivilege 2792 TiWorker.exe Token: SeBackupPrivilege 2792 TiWorker.exe Token: SeRestorePrivilege 2792 TiWorker.exe Token: SeSecurityPrivilege 2792 TiWorker.exe Token: SeBackupPrivilege 2792 TiWorker.exe Token: SeRestorePrivilege 2792 TiWorker.exe Token: SeSecurityPrivilege 2792 TiWorker.exe -
Suspicious use of WriteProcessMemory 9 IoCs
Processes:
0da8b8902bf760fbe3801b284690e8af76fedf683d5363b52dd8e82aae3dccbf.execmd.exedescription pid process target process PID 112 wrote to memory of 244 112 0da8b8902bf760fbe3801b284690e8af76fedf683d5363b52dd8e82aae3dccbf.exe MediaCenter.exe PID 112 wrote to memory of 244 112 0da8b8902bf760fbe3801b284690e8af76fedf683d5363b52dd8e82aae3dccbf.exe MediaCenter.exe PID 112 wrote to memory of 244 112 0da8b8902bf760fbe3801b284690e8af76fedf683d5363b52dd8e82aae3dccbf.exe MediaCenter.exe PID 112 wrote to memory of 2424 112 0da8b8902bf760fbe3801b284690e8af76fedf683d5363b52dd8e82aae3dccbf.exe cmd.exe PID 112 wrote to memory of 2424 112 0da8b8902bf760fbe3801b284690e8af76fedf683d5363b52dd8e82aae3dccbf.exe cmd.exe PID 112 wrote to memory of 2424 112 0da8b8902bf760fbe3801b284690e8af76fedf683d5363b52dd8e82aae3dccbf.exe cmd.exe PID 2424 wrote to memory of 3932 2424 cmd.exe PING.EXE PID 2424 wrote to memory of 3932 2424 cmd.exe PING.EXE PID 2424 wrote to memory of 3932 2424 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\0da8b8902bf760fbe3801b284690e8af76fedf683d5363b52dd8e82aae3dccbf.exe"C:\Users\Admin\AppData\Local\Temp\0da8b8902bf760fbe3801b284690e8af76fedf683d5363b52dd8e82aae3dccbf.exe"1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:112 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:244 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\0da8b8902bf760fbe3801b284690e8af76fedf683d5363b52dd8e82aae3dccbf.exe"2⤵
- Suspicious use of WriteProcessMemory
PID:2424 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:3932
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C:\Windows\system32\MusNotifyIcon.exe%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 131⤵
- Checks processor information in registry
PID:3528
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C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k NetworkService -p1⤵
- Modifies data under HKEY_USERS
PID:2132
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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:2792
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
79d811ec773bb88aa85fa4f049d8a119
SHA1d1a5fb63ae6efe1fafecfbda382965ef7b039974
SHA256d5184cf4bb795e520e3c1ec9ef21ba31fb173783bf7660041e6454e4c994689b
SHA51291ce36d9a01756169252cee59e4943932fa1e6b5d3f9a8357378f584e6e7b645231c8ffa36a7a2897ce74c3d5cef4a8bfa44685f7ba44546a11461c2309cd0c8
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MD5
79d811ec773bb88aa85fa4f049d8a119
SHA1d1a5fb63ae6efe1fafecfbda382965ef7b039974
SHA256d5184cf4bb795e520e3c1ec9ef21ba31fb173783bf7660041e6454e4c994689b
SHA51291ce36d9a01756169252cee59e4943932fa1e6b5d3f9a8357378f584e6e7b645231c8ffa36a7a2897ce74c3d5cef4a8bfa44685f7ba44546a11461c2309cd0c8