Analysis
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max time kernel
195s -
max time network
207s -
platform
windows10-2004_x64 -
resource
win10v2004-en-20220112 -
submitted
12-02-2022 03:40
Static task
static1
Behavioral task
behavioral1
Sample
1708e3af703e92b6479c4f51ef8b72ef83fa6043a116ef2f4adf7abdf16b7a4b.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
1708e3af703e92b6479c4f51ef8b72ef83fa6043a116ef2f4adf7abdf16b7a4b.exe
Resource
win10v2004-en-20220112
General
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Target
1708e3af703e92b6479c4f51ef8b72ef83fa6043a116ef2f4adf7abdf16b7a4b.exe
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Size
60KB
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MD5
3fc2f2819b63dcd567fd097605ccb041
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SHA1
ea328f52f90c304b2776932bd464928bc3d80730
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SHA256
1708e3af703e92b6479c4f51ef8b72ef83fa6043a116ef2f4adf7abdf16b7a4b
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SHA512
05b1847d27bad5828df9381924267a9a508a23b0ad7ad32fc71b94a33df049ef3577a3d54001b0cb66d716a3232b35789584e49a2e3a54ed8eb903849a74b7d3
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
Processes:
MediaCenter.exepid process 3992 MediaCenter.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
1708e3af703e92b6479c4f51ef8b72ef83fa6043a116ef2f4adf7abdf16b7a4b.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation 1708e3af703e92b6479c4f51ef8b72ef83fa6043a116ef2f4adf7abdf16b7a4b.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
1708e3af703e92b6479c4f51ef8b72ef83fa6043a116ef2f4adf7abdf16b7a4b.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 1708e3af703e92b6479c4f51ef8b72ef83fa6043a116ef2f4adf7abdf16b7a4b.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 53 IoCs
Processes:
svchost.exedescription ioc process 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\MonthID = "2" 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\UploadCount = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\PriorityDownloadPendingCount = "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\Config\DownloadMode_BackCompat = "1" 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\NormalDownloadCount = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyCdnBytes = "90228624" 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\UplinkUsageBps = "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\Settings 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\MemoryUsageKB = "4280" 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\PeerInfoCount = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4052" svchost.exe Set value (str) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "4.166762" 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 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 (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyRateBkCnt = "4" 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\SwarmCount = "1" 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\InternetConnectionCount = "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\DownloadMonthlyInternetBytes = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MonthID = "1" 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\Config\KVFileExpirationTime = "132892873107654380" 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\BkDownloadRatePct = "45" 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\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 (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\SwarmCount = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyRateBkBps = "1157726" 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\Usage\CPUpct = "4.639201" 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\Usage\CPUpct = "16.663005" 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\DownloadMonthlyLinkLocalBytes = "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\DownloadMonthlyRateFrBps = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\GroupConnectionCount = "0" svchost.exe -
Runs ping.exe 1 TTPs 1 IoCs
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Suspicious use of AdjustPrivilegeToken 64 IoCs
Processes:
1708e3af703e92b6479c4f51ef8b72ef83fa6043a116ef2f4adf7abdf16b7a4b.exeTiWorker.exedescription pid process Token: SeIncBasePriorityPrivilege 2244 1708e3af703e92b6479c4f51ef8b72ef83fa6043a116ef2f4adf7abdf16b7a4b.exe Token: SeSecurityPrivilege 2492 TiWorker.exe Token: SeRestorePrivilege 2492 TiWorker.exe Token: SeBackupPrivilege 2492 TiWorker.exe Token: SeBackupPrivilege 2492 TiWorker.exe Token: SeRestorePrivilege 2492 TiWorker.exe Token: SeSecurityPrivilege 2492 TiWorker.exe Token: SeBackupPrivilege 2492 TiWorker.exe Token: SeRestorePrivilege 2492 TiWorker.exe Token: SeSecurityPrivilege 2492 TiWorker.exe Token: SeBackupPrivilege 2492 TiWorker.exe Token: SeRestorePrivilege 2492 TiWorker.exe Token: SeSecurityPrivilege 2492 TiWorker.exe Token: SeBackupPrivilege 2492 TiWorker.exe Token: SeRestorePrivilege 2492 TiWorker.exe Token: SeSecurityPrivilege 2492 TiWorker.exe Token: SeBackupPrivilege 2492 TiWorker.exe Token: SeRestorePrivilege 2492 TiWorker.exe Token: SeSecurityPrivilege 2492 TiWorker.exe Token: SeBackupPrivilege 2492 TiWorker.exe Token: SeRestorePrivilege 2492 TiWorker.exe Token: SeSecurityPrivilege 2492 TiWorker.exe Token: SeBackupPrivilege 2492 TiWorker.exe Token: SeRestorePrivilege 2492 TiWorker.exe Token: SeSecurityPrivilege 2492 TiWorker.exe Token: SeBackupPrivilege 2492 TiWorker.exe Token: SeRestorePrivilege 2492 TiWorker.exe Token: SeSecurityPrivilege 2492 TiWorker.exe Token: SeBackupPrivilege 2492 TiWorker.exe Token: SeRestorePrivilege 2492 TiWorker.exe Token: SeSecurityPrivilege 2492 TiWorker.exe Token: SeBackupPrivilege 2492 TiWorker.exe Token: SeRestorePrivilege 2492 TiWorker.exe Token: SeSecurityPrivilege 2492 TiWorker.exe Token: SeBackupPrivilege 2492 TiWorker.exe Token: SeRestorePrivilege 2492 TiWorker.exe Token: SeSecurityPrivilege 2492 TiWorker.exe Token: SeBackupPrivilege 2492 TiWorker.exe Token: SeRestorePrivilege 2492 TiWorker.exe Token: SeSecurityPrivilege 2492 TiWorker.exe Token: SeBackupPrivilege 2492 TiWorker.exe Token: SeRestorePrivilege 2492 TiWorker.exe Token: SeSecurityPrivilege 2492 TiWorker.exe Token: SeBackupPrivilege 2492 TiWorker.exe Token: SeRestorePrivilege 2492 TiWorker.exe Token: SeSecurityPrivilege 2492 TiWorker.exe Token: SeBackupPrivilege 2492 TiWorker.exe Token: SeRestorePrivilege 2492 TiWorker.exe Token: SeSecurityPrivilege 2492 TiWorker.exe Token: SeBackupPrivilege 2492 TiWorker.exe Token: SeRestorePrivilege 2492 TiWorker.exe Token: SeSecurityPrivilege 2492 TiWorker.exe Token: SeBackupPrivilege 2492 TiWorker.exe Token: SeRestorePrivilege 2492 TiWorker.exe Token: SeSecurityPrivilege 2492 TiWorker.exe Token: SeBackupPrivilege 2492 TiWorker.exe Token: SeRestorePrivilege 2492 TiWorker.exe Token: SeSecurityPrivilege 2492 TiWorker.exe Token: SeBackupPrivilege 2492 TiWorker.exe Token: SeRestorePrivilege 2492 TiWorker.exe Token: SeSecurityPrivilege 2492 TiWorker.exe Token: SeBackupPrivilege 2492 TiWorker.exe Token: SeRestorePrivilege 2492 TiWorker.exe Token: SeSecurityPrivilege 2492 TiWorker.exe -
Suspicious use of WriteProcessMemory 9 IoCs
Processes:
1708e3af703e92b6479c4f51ef8b72ef83fa6043a116ef2f4adf7abdf16b7a4b.execmd.exedescription pid process target process PID 2244 wrote to memory of 3992 2244 1708e3af703e92b6479c4f51ef8b72ef83fa6043a116ef2f4adf7abdf16b7a4b.exe MediaCenter.exe PID 2244 wrote to memory of 3992 2244 1708e3af703e92b6479c4f51ef8b72ef83fa6043a116ef2f4adf7abdf16b7a4b.exe MediaCenter.exe PID 2244 wrote to memory of 3992 2244 1708e3af703e92b6479c4f51ef8b72ef83fa6043a116ef2f4adf7abdf16b7a4b.exe MediaCenter.exe PID 2244 wrote to memory of 2340 2244 1708e3af703e92b6479c4f51ef8b72ef83fa6043a116ef2f4adf7abdf16b7a4b.exe cmd.exe PID 2244 wrote to memory of 2340 2244 1708e3af703e92b6479c4f51ef8b72ef83fa6043a116ef2f4adf7abdf16b7a4b.exe cmd.exe PID 2244 wrote to memory of 2340 2244 1708e3af703e92b6479c4f51ef8b72ef83fa6043a116ef2f4adf7abdf16b7a4b.exe cmd.exe PID 2340 wrote to memory of 3288 2340 cmd.exe PING.EXE PID 2340 wrote to memory of 3288 2340 cmd.exe PING.EXE PID 2340 wrote to memory of 3288 2340 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\1708e3af703e92b6479c4f51ef8b72ef83fa6043a116ef2f4adf7abdf16b7a4b.exe"C:\Users\Admin\AppData\Local\Temp\1708e3af703e92b6479c4f51ef8b72ef83fa6043a116ef2f4adf7abdf16b7a4b.exe"1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2244 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:3992 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\1708e3af703e92b6479c4f51ef8b72ef83fa6043a116ef2f4adf7abdf16b7a4b.exe"2⤵
- Suspicious use of WriteProcessMemory
PID:2340 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:3288
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C:\Windows\system32\MusNotifyIcon.exe%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 131⤵
- Checks processor information in registry
PID:2920
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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:3852
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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:2492
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
80306ca616ebd414ec1d62c5f2c2d146
SHA1e7af8a9c20048cea9a19d2b7bf9928111dc204e0
SHA256639c9b7bdc336ece5bc16ed3f056f88041c48f94036301f3586b1fed34689dd6
SHA5127c61c0fb15327517d307fe91c2133b03d2db627705bfdb3cdf8d4a214bf1daa2d349ef2cbf07fa6a5c941fb0e62fcb0617e631a0b9238df53d9ed2cda114ff7c
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MD5
80306ca616ebd414ec1d62c5f2c2d146
SHA1e7af8a9c20048cea9a19d2b7bf9928111dc204e0
SHA256639c9b7bdc336ece5bc16ed3f056f88041c48f94036301f3586b1fed34689dd6
SHA5127c61c0fb15327517d307fe91c2133b03d2db627705bfdb3cdf8d4a214bf1daa2d349ef2cbf07fa6a5c941fb0e62fcb0617e631a0b9238df53d9ed2cda114ff7c