Analysis
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max time kernel
173s -
max time network
178s -
platform
windows10-2004_x64 -
resource
win10v2004-en-20220112 -
submitted
12-02-2022 08:00
Static task
static1
Behavioral task
behavioral1
Sample
0bfce0c49bc232490835d6a9359b951278bf968a794b0d46ac6e178d7eb3756e.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
0bfce0c49bc232490835d6a9359b951278bf968a794b0d46ac6e178d7eb3756e.exe
Resource
win10v2004-en-20220112
General
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Target
0bfce0c49bc232490835d6a9359b951278bf968a794b0d46ac6e178d7eb3756e.exe
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Size
60KB
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MD5
476e22009f28d2d531d13d4fa12efa59
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SHA1
c15681556068a4c42081f08a50b52cca5a164ddc
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SHA256
0bfce0c49bc232490835d6a9359b951278bf968a794b0d46ac6e178d7eb3756e
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SHA512
5e032487f51dd016e6b50998c464bea06b581ea006de2eb57d715b2a358d6e0980cc740db191a8621daee53b4ffd0d352f847b0cad5a5fd317e2ed1820f9f477
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
Processes:
MediaCenter.exepid process 216 MediaCenter.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
0bfce0c49bc232490835d6a9359b951278bf968a794b0d46ac6e178d7eb3756e.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation 0bfce0c49bc232490835d6a9359b951278bf968a794b0d46ac6e178d7eb3756e.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
0bfce0c49bc232490835d6a9359b951278bf968a794b0d46ac6e178d7eb3756e.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 0bfce0c49bc232490835d6a9359b951278bf968a794b0d46ac6e178d7eb3756e.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 49 IoCs
Processes:
svchost.exedescription ioc process 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\DownloadMonthlyRateBkCnt = "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\UploadRatePct = "100" 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\NormalDownloadPendingCount = "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\UploadMonthlyInternetBytes = "0" svchost.exe Set value (str) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "2.809008" svchost.exe Set value (str) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.042194" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\KVFileExpirationTime = "132893031086332378" 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\DownloadMonthlyLanBytes = "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\PeerInfoCount = "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\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\DownloadMonthlyInternetBytes = "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\DownlinkUsageBps = "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\MemoryUsageKB = "4104" 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\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\GroupConnectionCount = "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\BkDownloadRatePct = "45" 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 = "4296" 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\DownloadMonthlyRateFrCnt = "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\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\DownloadMonthlyCdnBytes = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyRateBkBps = "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\SwarmCount = "1" 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\SwarmCount = "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 = "0.000000" 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\UplinkBps = "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\DownloadMonthlyRateFrBps = "0" svchost.exe -
Runs ping.exe 1 TTPs 1 IoCs
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Suspicious use of AdjustPrivilegeToken 64 IoCs
Processes:
0bfce0c49bc232490835d6a9359b951278bf968a794b0d46ac6e178d7eb3756e.exeTiWorker.exedescription pid process Token: SeIncBasePriorityPrivilege 3824 0bfce0c49bc232490835d6a9359b951278bf968a794b0d46ac6e178d7eb3756e.exe Token: SeSecurityPrivilege 2808 TiWorker.exe Token: SeRestorePrivilege 2808 TiWorker.exe Token: SeBackupPrivilege 2808 TiWorker.exe Token: SeBackupPrivilege 2808 TiWorker.exe Token: SeRestorePrivilege 2808 TiWorker.exe Token: SeSecurityPrivilege 2808 TiWorker.exe Token: SeBackupPrivilege 2808 TiWorker.exe Token: SeRestorePrivilege 2808 TiWorker.exe Token: SeSecurityPrivilege 2808 TiWorker.exe Token: SeBackupPrivilege 2808 TiWorker.exe Token: SeRestorePrivilege 2808 TiWorker.exe Token: SeSecurityPrivilege 2808 TiWorker.exe Token: SeBackupPrivilege 2808 TiWorker.exe Token: SeRestorePrivilege 2808 TiWorker.exe Token: SeSecurityPrivilege 2808 TiWorker.exe Token: SeBackupPrivilege 2808 TiWorker.exe Token: SeRestorePrivilege 2808 TiWorker.exe Token: SeSecurityPrivilege 2808 TiWorker.exe Token: SeBackupPrivilege 2808 TiWorker.exe Token: SeRestorePrivilege 2808 TiWorker.exe Token: SeSecurityPrivilege 2808 TiWorker.exe Token: SeBackupPrivilege 2808 TiWorker.exe Token: SeRestorePrivilege 2808 TiWorker.exe Token: SeSecurityPrivilege 2808 TiWorker.exe Token: SeBackupPrivilege 2808 TiWorker.exe Token: SeRestorePrivilege 2808 TiWorker.exe Token: SeSecurityPrivilege 2808 TiWorker.exe Token: SeBackupPrivilege 2808 TiWorker.exe Token: SeRestorePrivilege 2808 TiWorker.exe Token: SeSecurityPrivilege 2808 TiWorker.exe Token: SeBackupPrivilege 2808 TiWorker.exe Token: SeRestorePrivilege 2808 TiWorker.exe Token: SeSecurityPrivilege 2808 TiWorker.exe Token: SeBackupPrivilege 2808 TiWorker.exe Token: SeRestorePrivilege 2808 TiWorker.exe Token: SeSecurityPrivilege 2808 TiWorker.exe Token: SeBackupPrivilege 2808 TiWorker.exe Token: SeRestorePrivilege 2808 TiWorker.exe Token: SeSecurityPrivilege 2808 TiWorker.exe Token: SeBackupPrivilege 2808 TiWorker.exe Token: SeRestorePrivilege 2808 TiWorker.exe Token: SeSecurityPrivilege 2808 TiWorker.exe Token: SeBackupPrivilege 2808 TiWorker.exe Token: SeRestorePrivilege 2808 TiWorker.exe Token: SeSecurityPrivilege 2808 TiWorker.exe Token: SeBackupPrivilege 2808 TiWorker.exe Token: SeRestorePrivilege 2808 TiWorker.exe Token: SeSecurityPrivilege 2808 TiWorker.exe Token: SeBackupPrivilege 2808 TiWorker.exe Token: SeRestorePrivilege 2808 TiWorker.exe Token: SeSecurityPrivilege 2808 TiWorker.exe Token: SeBackupPrivilege 2808 TiWorker.exe Token: SeRestorePrivilege 2808 TiWorker.exe Token: SeSecurityPrivilege 2808 TiWorker.exe Token: SeBackupPrivilege 2808 TiWorker.exe Token: SeRestorePrivilege 2808 TiWorker.exe Token: SeSecurityPrivilege 2808 TiWorker.exe Token: SeBackupPrivilege 2808 TiWorker.exe Token: SeRestorePrivilege 2808 TiWorker.exe Token: SeSecurityPrivilege 2808 TiWorker.exe Token: SeBackupPrivilege 2808 TiWorker.exe Token: SeRestorePrivilege 2808 TiWorker.exe Token: SeSecurityPrivilege 2808 TiWorker.exe -
Suspicious use of WriteProcessMemory 9 IoCs
Processes:
0bfce0c49bc232490835d6a9359b951278bf968a794b0d46ac6e178d7eb3756e.execmd.exedescription pid process target process PID 3824 wrote to memory of 216 3824 0bfce0c49bc232490835d6a9359b951278bf968a794b0d46ac6e178d7eb3756e.exe MediaCenter.exe PID 3824 wrote to memory of 216 3824 0bfce0c49bc232490835d6a9359b951278bf968a794b0d46ac6e178d7eb3756e.exe MediaCenter.exe PID 3824 wrote to memory of 216 3824 0bfce0c49bc232490835d6a9359b951278bf968a794b0d46ac6e178d7eb3756e.exe MediaCenter.exe PID 3824 wrote to memory of 3884 3824 0bfce0c49bc232490835d6a9359b951278bf968a794b0d46ac6e178d7eb3756e.exe cmd.exe PID 3824 wrote to memory of 3884 3824 0bfce0c49bc232490835d6a9359b951278bf968a794b0d46ac6e178d7eb3756e.exe cmd.exe PID 3824 wrote to memory of 3884 3824 0bfce0c49bc232490835d6a9359b951278bf968a794b0d46ac6e178d7eb3756e.exe cmd.exe PID 3884 wrote to memory of 4012 3884 cmd.exe PING.EXE PID 3884 wrote to memory of 4012 3884 cmd.exe PING.EXE PID 3884 wrote to memory of 4012 3884 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\0bfce0c49bc232490835d6a9359b951278bf968a794b0d46ac6e178d7eb3756e.exe"C:\Users\Admin\AppData\Local\Temp\0bfce0c49bc232490835d6a9359b951278bf968a794b0d46ac6e178d7eb3756e.exe"1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3824 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:216 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\0bfce0c49bc232490835d6a9359b951278bf968a794b0d46ac6e178d7eb3756e.exe"2⤵
- Suspicious use of WriteProcessMemory
PID:3884 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:4012
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C:\Windows\system32\MusNotifyIcon.exe%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 131⤵
- Checks processor information in registry
PID:2108
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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:876
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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:2808
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
103bf5e3c4890705580c57838810a32d
SHA16c53c9e3b978dc8c77b4971c4f49096405dfa82c
SHA256c9c4e451b7f7c16d9c39f021682e6f462354aa0b4cf1ca2288276287f8e16e48
SHA512f1ede1513e1a753f805774ea90f4ef4e15bc4216545536d8fa27e4e308ca39ea4a0120d6de43ae13fb856ee63670ec5bda0106050fca0c8151abda00b4944edf
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MD5
103bf5e3c4890705580c57838810a32d
SHA16c53c9e3b978dc8c77b4971c4f49096405dfa82c
SHA256c9c4e451b7f7c16d9c39f021682e6f462354aa0b4cf1ca2288276287f8e16e48
SHA512f1ede1513e1a753f805774ea90f4ef4e15bc4216545536d8fa27e4e308ca39ea4a0120d6de43ae13fb856ee63670ec5bda0106050fca0c8151abda00b4944edf