Analysis
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max time kernel
168s -
max time network
173s -
platform
windows10-2004_x64 -
resource
win10v2004-en-20220112 -
submitted
13-02-2022 05:25
Static task
static1
Behavioral task
behavioral1
Sample
f65114752b166174b94ea0ade20b09330f10f79a1d8f3c9106f7ea03075d26a5.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
f65114752b166174b94ea0ade20b09330f10f79a1d8f3c9106f7ea03075d26a5.exe
Resource
win10v2004-en-20220112
General
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Target
f65114752b166174b94ea0ade20b09330f10f79a1d8f3c9106f7ea03075d26a5.exe
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Size
476KB
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MD5
0cf86ddb6e5ca2ae5be3c74de69ab646
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SHA1
227135aa5a53d53b044d19102cf91263f8317e02
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SHA256
f65114752b166174b94ea0ade20b09330f10f79a1d8f3c9106f7ea03075d26a5
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SHA512
6cb714e80b4e7d2e5c3bf227a1a92e0e275ed3e2e593efe94d7222e2cc73f2217c67edc4517a8dddf6ecf8b2737a57725fb8c8b73bca56e5f585fb11371c3b0d
Malware Config
Signatures
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Drops file in Windows directory 3 IoCs
Processes:
TiWorker.exesvchost.exedescription ioc process 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 File opened for modification C:\Windows\Logs\CBS\CBS.log TiWorker.exe -
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 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\SwarmCount = "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\PriorityDownloadCount = "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\NormalDownloadPendingCount = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4044" 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\DownloadMonthlyLanBytes = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\BkDownloadRatePct = "45" 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\DownlinkBps = "0" 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\Usage\CPUpct = "2.702838" 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\UploadMonthlyInternetBytes = "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\Config\KVFileExpirationTime = "132893800001891050" 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\CacheSizeBytes = "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 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\MemoryUsageKB = "4296" 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\MonthlyUploadRestriction = "0" svchost.exe Key created \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Settings 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\DownloadMonthlyInternetBytes = "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\DownloadMonthlyGroupBytes = "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\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\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\Usage\GroupConnectionCount = "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\MonthID = "2" 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\UplinkBps = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\UploadRatePct = "100" svchost.exe Set value (str) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.041946" svchost.exe Set value (str) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.499999" 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 -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
Processes:
f65114752b166174b94ea0ade20b09330f10f79a1d8f3c9106f7ea03075d26a5.exepid process 3896 f65114752b166174b94ea0ade20b09330f10f79a1d8f3c9106f7ea03075d26a5.exe -
Suspicious use of AdjustPrivilegeToken 64 IoCs
Processes:
TiWorker.exedescription pid process Token: SeSecurityPrivilege 1484 TiWorker.exe Token: SeRestorePrivilege 1484 TiWorker.exe Token: SeBackupPrivilege 1484 TiWorker.exe Token: SeBackupPrivilege 1484 TiWorker.exe Token: SeRestorePrivilege 1484 TiWorker.exe Token: SeSecurityPrivilege 1484 TiWorker.exe Token: SeBackupPrivilege 1484 TiWorker.exe Token: SeRestorePrivilege 1484 TiWorker.exe Token: SeSecurityPrivilege 1484 TiWorker.exe Token: SeBackupPrivilege 1484 TiWorker.exe Token: SeRestorePrivilege 1484 TiWorker.exe Token: SeSecurityPrivilege 1484 TiWorker.exe Token: SeBackupPrivilege 1484 TiWorker.exe Token: SeRestorePrivilege 1484 TiWorker.exe Token: SeSecurityPrivilege 1484 TiWorker.exe Token: SeBackupPrivilege 1484 TiWorker.exe Token: SeRestorePrivilege 1484 TiWorker.exe Token: SeSecurityPrivilege 1484 TiWorker.exe Token: SeBackupPrivilege 1484 TiWorker.exe Token: SeRestorePrivilege 1484 TiWorker.exe Token: SeSecurityPrivilege 1484 TiWorker.exe Token: SeBackupPrivilege 1484 TiWorker.exe Token: SeRestorePrivilege 1484 TiWorker.exe Token: SeSecurityPrivilege 1484 TiWorker.exe Token: SeBackupPrivilege 1484 TiWorker.exe Token: SeRestorePrivilege 1484 TiWorker.exe Token: SeSecurityPrivilege 1484 TiWorker.exe Token: SeBackupPrivilege 1484 TiWorker.exe Token: SeRestorePrivilege 1484 TiWorker.exe Token: SeSecurityPrivilege 1484 TiWorker.exe Token: SeBackupPrivilege 1484 TiWorker.exe Token: SeRestorePrivilege 1484 TiWorker.exe Token: SeSecurityPrivilege 1484 TiWorker.exe Token: SeBackupPrivilege 1484 TiWorker.exe Token: SeRestorePrivilege 1484 TiWorker.exe Token: SeSecurityPrivilege 1484 TiWorker.exe Token: SeBackupPrivilege 1484 TiWorker.exe Token: SeRestorePrivilege 1484 TiWorker.exe Token: SeSecurityPrivilege 1484 TiWorker.exe Token: SeBackupPrivilege 1484 TiWorker.exe Token: SeRestorePrivilege 1484 TiWorker.exe Token: SeSecurityPrivilege 1484 TiWorker.exe Token: SeBackupPrivilege 1484 TiWorker.exe Token: SeRestorePrivilege 1484 TiWorker.exe Token: SeSecurityPrivilege 1484 TiWorker.exe Token: SeBackupPrivilege 1484 TiWorker.exe Token: SeRestorePrivilege 1484 TiWorker.exe Token: SeSecurityPrivilege 1484 TiWorker.exe Token: SeBackupPrivilege 1484 TiWorker.exe Token: SeRestorePrivilege 1484 TiWorker.exe Token: SeSecurityPrivilege 1484 TiWorker.exe Token: SeBackupPrivilege 1484 TiWorker.exe Token: SeRestorePrivilege 1484 TiWorker.exe Token: SeSecurityPrivilege 1484 TiWorker.exe Token: SeBackupPrivilege 1484 TiWorker.exe Token: SeRestorePrivilege 1484 TiWorker.exe Token: SeSecurityPrivilege 1484 TiWorker.exe Token: SeBackupPrivilege 1484 TiWorker.exe Token: SeRestorePrivilege 1484 TiWorker.exe Token: SeSecurityPrivilege 1484 TiWorker.exe Token: SeBackupPrivilege 1484 TiWorker.exe Token: SeRestorePrivilege 1484 TiWorker.exe Token: SeSecurityPrivilege 1484 TiWorker.exe Token: SeBackupPrivilege 1484 TiWorker.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\f65114752b166174b94ea0ade20b09330f10f79a1d8f3c9106f7ea03075d26a5.exe"C:\Users\Admin\AppData\Local\Temp\f65114752b166174b94ea0ade20b09330f10f79a1d8f3c9106f7ea03075d26a5.exe"1⤵
- Suspicious behavior: GetForegroundWindowSpam
PID:3896
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C:\Windows\system32\MusNotifyIcon.exe%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 131⤵
- Checks processor information in registry
PID:312
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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:2236
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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:1484