Analysis
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max time kernel
168s -
max time network
187s -
platform
windows10-2004_x64 -
resource
win10v2004-en-20220112 -
submitted
12/02/2022, 06:43
Static task
static1
Behavioral task
behavioral1
Sample
0f1ced8f05a34794fcec5e3479d18979b87f8cbd7b0c0530e4b87a5894c263b3.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
0f1ced8f05a34794fcec5e3479d18979b87f8cbd7b0c0530e4b87a5894c263b3.exe
Resource
win10v2004-en-20220112
General
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Target
0f1ced8f05a34794fcec5e3479d18979b87f8cbd7b0c0530e4b87a5894c263b3.exe
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Size
58KB
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MD5
111f1a544e01f991d9d812d9cb515ad4
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SHA1
3bd7e482d9d18200a60851fcbe34340d0b83e2a3
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SHA256
0f1ced8f05a34794fcec5e3479d18979b87f8cbd7b0c0530e4b87a5894c263b3
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SHA512
a491875288246435654fe689d851fc892b939c7a4c0dddd9c1427138d15c9d81505c7e0c895c64c15930744c009726c1d3b98b2d1cf7767a24e9c391f42c9898
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
pid Process 2076 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 0f1ced8f05a34794fcec5e3479d18979b87f8cbd7b0c0530e4b87a5894c263b3.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" 0f1ced8f05a34794fcec5e3479d18979b87f8cbd7b0c0530e4b87a5894c263b3.exe -
Drops file in Windows directory 3 IoCs
description 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.
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 49 IoCs
description ioc Process 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\UploadMonthlyLanBytes = "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\DownlinkUsageBps = "0" 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\Usage svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\KVFileExpirationTime = "132892984096306692" 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\UplinkUsageBps = "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\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\NormalDownloadPendingCount = "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\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\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\DownloadMonthlyCdnBytes = "0" 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\MonthlyUploadRestriction = "0" svchost.exe Set value (str) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "10.002561" 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\DownloadMonthlyRateBkCnt = "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\PeerInfoCount = "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\LANConnectionCount = "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 (str) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "1.810626" 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\SwarmCount = "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\FrDownloadRatePct = "90" 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 = "2.941193" svchost.exe Key created \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config 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\DODownloadMode = "1" 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\DownloadMonthlyCacheHostBytes = "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\DownloadMonthlyRateFrCnt = "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\InternetConnectionCount = "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\MemoryUsageKB = "4076" svchost.exe -
Runs ping.exe 1 TTPs 1 IoCs
pid Process 3264 PING.EXE -
Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeSecurityPrivilege 1964 TiWorker.exe Token: SeRestorePrivilege 1964 TiWorker.exe Token: SeBackupPrivilege 1964 TiWorker.exe Token: SeIncBasePriorityPrivilege 2100 0f1ced8f05a34794fcec5e3479d18979b87f8cbd7b0c0530e4b87a5894c263b3.exe Token: SeBackupPrivilege 1964 TiWorker.exe Token: SeRestorePrivilege 1964 TiWorker.exe Token: SeSecurityPrivilege 1964 TiWorker.exe Token: SeBackupPrivilege 1964 TiWorker.exe Token: SeRestorePrivilege 1964 TiWorker.exe Token: SeSecurityPrivilege 1964 TiWorker.exe Token: SeBackupPrivilege 1964 TiWorker.exe Token: SeRestorePrivilege 1964 TiWorker.exe Token: SeSecurityPrivilege 1964 TiWorker.exe Token: SeBackupPrivilege 1964 TiWorker.exe Token: SeRestorePrivilege 1964 TiWorker.exe Token: SeSecurityPrivilege 1964 TiWorker.exe Token: SeBackupPrivilege 1964 TiWorker.exe Token: SeRestorePrivilege 1964 TiWorker.exe Token: SeSecurityPrivilege 1964 TiWorker.exe Token: SeBackupPrivilege 1964 TiWorker.exe Token: SeRestorePrivilege 1964 TiWorker.exe Token: SeSecurityPrivilege 1964 TiWorker.exe Token: SeBackupPrivilege 1964 TiWorker.exe Token: SeRestorePrivilege 1964 TiWorker.exe Token: SeSecurityPrivilege 1964 TiWorker.exe Token: SeBackupPrivilege 1964 TiWorker.exe Token: SeRestorePrivilege 1964 TiWorker.exe Token: SeSecurityPrivilege 1964 TiWorker.exe Token: SeBackupPrivilege 1964 TiWorker.exe Token: SeRestorePrivilege 1964 TiWorker.exe Token: SeSecurityPrivilege 1964 TiWorker.exe Token: SeBackupPrivilege 1964 TiWorker.exe Token: SeRestorePrivilege 1964 TiWorker.exe Token: SeSecurityPrivilege 1964 TiWorker.exe Token: SeBackupPrivilege 1964 TiWorker.exe Token: SeRestorePrivilege 1964 TiWorker.exe Token: SeSecurityPrivilege 1964 TiWorker.exe Token: SeBackupPrivilege 1964 TiWorker.exe Token: SeRestorePrivilege 1964 TiWorker.exe Token: SeSecurityPrivilege 1964 TiWorker.exe Token: SeBackupPrivilege 1964 TiWorker.exe Token: SeRestorePrivilege 1964 TiWorker.exe Token: SeSecurityPrivilege 1964 TiWorker.exe Token: SeBackupPrivilege 1964 TiWorker.exe Token: SeRestorePrivilege 1964 TiWorker.exe Token: SeSecurityPrivilege 1964 TiWorker.exe Token: SeBackupPrivilege 1964 TiWorker.exe Token: SeRestorePrivilege 1964 TiWorker.exe Token: SeSecurityPrivilege 1964 TiWorker.exe Token: SeBackupPrivilege 1964 TiWorker.exe Token: SeRestorePrivilege 1964 TiWorker.exe Token: SeSecurityPrivilege 1964 TiWorker.exe Token: SeBackupPrivilege 1964 TiWorker.exe Token: SeRestorePrivilege 1964 TiWorker.exe Token: SeSecurityPrivilege 1964 TiWorker.exe Token: SeBackupPrivilege 1964 TiWorker.exe Token: SeRestorePrivilege 1964 TiWorker.exe Token: SeSecurityPrivilege 1964 TiWorker.exe Token: SeBackupPrivilege 1964 TiWorker.exe Token: SeRestorePrivilege 1964 TiWorker.exe Token: SeSecurityPrivilege 1964 TiWorker.exe Token: SeBackupPrivilege 1964 TiWorker.exe Token: SeRestorePrivilege 1964 TiWorker.exe Token: SeSecurityPrivilege 1964 TiWorker.exe -
Suspicious use of WriteProcessMemory 9 IoCs
description pid Process procid_target PID 2100 wrote to memory of 2076 2100 0f1ced8f05a34794fcec5e3479d18979b87f8cbd7b0c0530e4b87a5894c263b3.exe 67 PID 2100 wrote to memory of 2076 2100 0f1ced8f05a34794fcec5e3479d18979b87f8cbd7b0c0530e4b87a5894c263b3.exe 67 PID 2100 wrote to memory of 2076 2100 0f1ced8f05a34794fcec5e3479d18979b87f8cbd7b0c0530e4b87a5894c263b3.exe 67 PID 2100 wrote to memory of 1092 2100 0f1ced8f05a34794fcec5e3479d18979b87f8cbd7b0c0530e4b87a5894c263b3.exe 73 PID 2100 wrote to memory of 1092 2100 0f1ced8f05a34794fcec5e3479d18979b87f8cbd7b0c0530e4b87a5894c263b3.exe 73 PID 2100 wrote to memory of 1092 2100 0f1ced8f05a34794fcec5e3479d18979b87f8cbd7b0c0530e4b87a5894c263b3.exe 73 PID 1092 wrote to memory of 3264 1092 cmd.exe 75 PID 1092 wrote to memory of 3264 1092 cmd.exe 75 PID 1092 wrote to memory of 3264 1092 cmd.exe 75
Processes
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C:\Users\Admin\AppData\Local\Temp\0f1ced8f05a34794fcec5e3479d18979b87f8cbd7b0c0530e4b87a5894c263b3.exe"C:\Users\Admin\AppData\Local\Temp\0f1ced8f05a34794fcec5e3479d18979b87f8cbd7b0c0530e4b87a5894c263b3.exe"1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2100 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:2076
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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\0f1ced8f05a34794fcec5e3479d18979b87f8cbd7b0c0530e4b87a5894c263b3.exe"2⤵
- Suspicious use of WriteProcessMemory
PID:1092 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:3264
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C:\Windows\system32\MusNotifyIcon.exe%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 131⤵
- Checks processor information in registry
PID:3016
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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:3548
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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:1964