Analysis
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max time kernel
167s -
max time network
171s -
platform
windows10-2004_x64 -
resource
win10v2004-en-20220112 -
submitted
12-02-2022 12:20
Static task
static1
Behavioral task
behavioral1
Sample
01d84674b2d4eb939700d83b97cad7d52ec162a5ceaf2ac46c689c0c23e97a1b.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
01d84674b2d4eb939700d83b97cad7d52ec162a5ceaf2ac46c689c0c23e97a1b.exe
Resource
win10v2004-en-20220112
General
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Target
01d84674b2d4eb939700d83b97cad7d52ec162a5ceaf2ac46c689c0c23e97a1b.exe
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Size
36KB
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MD5
a39b0eb30ffc48e5179c25fea6e9a818
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SHA1
259edd89f452840dd6c99b32c92d992c5d5379da
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SHA256
01d84674b2d4eb939700d83b97cad7d52ec162a5ceaf2ac46c689c0c23e97a1b
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SHA512
656583b3dc7af92afcbde8cf4e271e65f896d08f9d344814977e943249b26659362e6cc3c856fd8116f88dfae44ea27733995917571e316fcacabf96e8568cbd
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
pid Process 748 MediaCenter.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation 01d84674b2d4eb939700d83b97cad7d52ec162a5ceaf2ac46c689c0c23e97a1b.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 01d84674b2d4eb939700d83b97cad7d52ec162a5ceaf2ac46c689c0c23e97a1b.exe -
Drops file in Windows directory 3 IoCs
description 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.
description 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 52 IoCs
description ioc Process 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\DownlinkUsageBps = "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 (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\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\DownloadMonthlyRateFrBps = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "3948" 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\DownloadMonthlyGroupBytes = "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 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\Config\DODownloadMode = "1" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\KVFileExpirationTime = "132893200755448171" 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 = "4348" 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\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\Usage\CPUpct = "0.182216" svchost.exe Set value (str) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.295861" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4340" 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\DownloadMonthlyRateBkCnt = "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 = "1.893916" 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\SwarmCount = "1" 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 = "4088" 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\UplinkBps = "0" 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\Usage\CPUpct = "0.000000" 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\MonthlyUploadRestriction = "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\DownloadMonthlyLanBytes = "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 (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\DownlinkBps = "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\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\Usage\UploadMonthlyInternetBytes = "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\SwarmCount = "0" svchost.exe -
Runs ping.exe 1 TTPs 1 IoCs
pid Process 3252 PING.EXE -
Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeSecurityPrivilege 3392 TiWorker.exe Token: SeRestorePrivilege 3392 TiWorker.exe Token: SeBackupPrivilege 3392 TiWorker.exe Token: SeIncBasePriorityPrivilege 312 01d84674b2d4eb939700d83b97cad7d52ec162a5ceaf2ac46c689c0c23e97a1b.exe Token: SeBackupPrivilege 3392 TiWorker.exe Token: SeRestorePrivilege 3392 TiWorker.exe Token: SeSecurityPrivilege 3392 TiWorker.exe Token: SeBackupPrivilege 3392 TiWorker.exe Token: SeRestorePrivilege 3392 TiWorker.exe Token: SeSecurityPrivilege 3392 TiWorker.exe Token: SeBackupPrivilege 3392 TiWorker.exe Token: SeRestorePrivilege 3392 TiWorker.exe Token: SeSecurityPrivilege 3392 TiWorker.exe Token: SeBackupPrivilege 3392 TiWorker.exe Token: SeRestorePrivilege 3392 TiWorker.exe Token: SeSecurityPrivilege 3392 TiWorker.exe Token: SeBackupPrivilege 3392 TiWorker.exe Token: SeRestorePrivilege 3392 TiWorker.exe Token: SeSecurityPrivilege 3392 TiWorker.exe Token: SeBackupPrivilege 3392 TiWorker.exe Token: SeRestorePrivilege 3392 TiWorker.exe Token: SeSecurityPrivilege 3392 TiWorker.exe Token: SeBackupPrivilege 3392 TiWorker.exe Token: SeRestorePrivilege 3392 TiWorker.exe Token: SeSecurityPrivilege 3392 TiWorker.exe Token: SeBackupPrivilege 3392 TiWorker.exe Token: SeRestorePrivilege 3392 TiWorker.exe Token: SeSecurityPrivilege 3392 TiWorker.exe Token: SeBackupPrivilege 3392 TiWorker.exe Token: SeRestorePrivilege 3392 TiWorker.exe Token: SeSecurityPrivilege 3392 TiWorker.exe Token: SeBackupPrivilege 3392 TiWorker.exe Token: SeRestorePrivilege 3392 TiWorker.exe Token: SeSecurityPrivilege 3392 TiWorker.exe Token: SeBackupPrivilege 3392 TiWorker.exe Token: SeRestorePrivilege 3392 TiWorker.exe Token: SeSecurityPrivilege 3392 TiWorker.exe Token: SeBackupPrivilege 3392 TiWorker.exe Token: SeRestorePrivilege 3392 TiWorker.exe Token: SeSecurityPrivilege 3392 TiWorker.exe Token: SeBackupPrivilege 3392 TiWorker.exe Token: SeRestorePrivilege 3392 TiWorker.exe Token: SeSecurityPrivilege 3392 TiWorker.exe Token: SeBackupPrivilege 3392 TiWorker.exe Token: SeRestorePrivilege 3392 TiWorker.exe Token: SeSecurityPrivilege 3392 TiWorker.exe Token: SeBackupPrivilege 3392 TiWorker.exe Token: SeRestorePrivilege 3392 TiWorker.exe Token: SeSecurityPrivilege 3392 TiWorker.exe Token: SeBackupPrivilege 3392 TiWorker.exe Token: SeRestorePrivilege 3392 TiWorker.exe Token: SeSecurityPrivilege 3392 TiWorker.exe Token: SeBackupPrivilege 3392 TiWorker.exe Token: SeRestorePrivilege 3392 TiWorker.exe Token: SeSecurityPrivilege 3392 TiWorker.exe Token: SeBackupPrivilege 3392 TiWorker.exe Token: SeRestorePrivilege 3392 TiWorker.exe Token: SeSecurityPrivilege 3392 TiWorker.exe Token: SeBackupPrivilege 3392 TiWorker.exe Token: SeRestorePrivilege 3392 TiWorker.exe Token: SeSecurityPrivilege 3392 TiWorker.exe Token: SeBackupPrivilege 3392 TiWorker.exe Token: SeRestorePrivilege 3392 TiWorker.exe Token: SeSecurityPrivilege 3392 TiWorker.exe -
Suspicious use of WriteProcessMemory 9 IoCs
description pid Process procid_target PID 312 wrote to memory of 748 312 01d84674b2d4eb939700d83b97cad7d52ec162a5ceaf2ac46c689c0c23e97a1b.exe 65 PID 312 wrote to memory of 748 312 01d84674b2d4eb939700d83b97cad7d52ec162a5ceaf2ac46c689c0c23e97a1b.exe 65 PID 312 wrote to memory of 748 312 01d84674b2d4eb939700d83b97cad7d52ec162a5ceaf2ac46c689c0c23e97a1b.exe 65 PID 312 wrote to memory of 652 312 01d84674b2d4eb939700d83b97cad7d52ec162a5ceaf2ac46c689c0c23e97a1b.exe 82 PID 312 wrote to memory of 652 312 01d84674b2d4eb939700d83b97cad7d52ec162a5ceaf2ac46c689c0c23e97a1b.exe 82 PID 312 wrote to memory of 652 312 01d84674b2d4eb939700d83b97cad7d52ec162a5ceaf2ac46c689c0c23e97a1b.exe 82 PID 652 wrote to memory of 3252 652 cmd.exe 84 PID 652 wrote to memory of 3252 652 cmd.exe 84 PID 652 wrote to memory of 3252 652 cmd.exe 84
Processes
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C:\Users\Admin\AppData\Local\Temp\01d84674b2d4eb939700d83b97cad7d52ec162a5ceaf2ac46c689c0c23e97a1b.exe"C:\Users\Admin\AppData\Local\Temp\01d84674b2d4eb939700d83b97cad7d52ec162a5ceaf2ac46c689c0c23e97a1b.exe"1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:312 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:748
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\01d84674b2d4eb939700d83b97cad7d52ec162a5ceaf2ac46c689c0c23e97a1b.exe"2⤵
- Suspicious use of WriteProcessMemory
PID:652 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:3252
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C:\Windows\system32\MusNotifyIcon.exe%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 131⤵
- Checks processor information in registry
PID:1928
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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:2036
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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:3392