Analysis
- max time kernel
165s - max time network
158s - platform
windows10-2004_x64 - resource
win10v2004-en-20220112 - submitted
22/02/2022, 03:27
Static task
static1
Behavioral task
behavioral1
Sample
384e6e90221ab95f95634da7b74e83cc7f8cff13583b50781a08fe3149273b10.exe
Resource
win7-en-20211208
windows7_x64
0 signatures
0 seconds
Behavioral task
behavioral2
Sample
384e6e90221ab95f95634da7b74e83cc7f8cff13583b50781a08fe3149273b10.exe
Resource
win10v2004-en-20220112
windows10-2004_x64
0 signatures
0 seconds
General
- Target 384e6e90221ab95f95634da7b74e83cc7f8cff13583b50781a08fe3149273b10.exe
- Size 552KB
- Sample220222-dz2mlscad4
- SHA256 384e6e90221ab95f95634da7b74e83cc7f8cff13583b50781a08fe3149273b10
- MD5 24eca305562ce8bd4f36ac89298175d6
- SHA1 52526f5c8d2e21c7e7bd1d914bf1fbf11ed88357
- SHA512 dd246df54817d47bd6bdcdaaeae708c9a40f252a350f27932f45c72f8db225baef02bd771835cbf41e4609c78bd4db323eca25e670d3264f335ebe608abe40d7
- MD5 SHA1 SHA512
Score
4/10
Malware Config
Signatures
- 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 - 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 50 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 (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\CacheSizeBytes = "0" svchost.exe Set value (str) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "2.192949" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4240" 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\PriorityDownloadPendingCount = "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\DownloadMonthlyRateFrCnt = "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\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\FrDownloadRatePct = "90" 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\Usage 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\SwarmCount = "1" 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\BkDownloadRatePct = "45" svchost.exe Set value (str) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.641071" 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\DownloadMonthlyRateBkCnt = "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\PeerInfoCount = "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\MemoryUsageKB = "4128" svchost.exe Set value (str) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.000000" 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\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\UploadCount = "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\NormalDownloadPendingCount = "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\KVFileExpirationTime = "132901505255107995" 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\MemoryUsageKB = "4264" 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\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\MonthlyUploadRestriction = "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\Config\DODownloadMode = "1" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyRateFrBps = "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\LANConnectionCount = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\InternetConnectionCount = "0" svchost.exe - Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeSecurityPrivilege 3756 TiWorker.exe Token: SeRestorePrivilege 3756 TiWorker.exe Token: SeBackupPrivilege 3756 TiWorker.exe Token: SeBackupPrivilege 3756 TiWorker.exe Token: SeRestorePrivilege 3756 TiWorker.exe Token: SeSecurityPrivilege 3756 TiWorker.exe Token: SeBackupPrivilege 3756 TiWorker.exe Token: SeRestorePrivilege 3756 TiWorker.exe Token: SeSecurityPrivilege 3756 TiWorker.exe Token: SeBackupPrivilege 3756 TiWorker.exe Token: SeRestorePrivilege 3756 TiWorker.exe Token: SeSecurityPrivilege 3756 TiWorker.exe Token: SeBackupPrivilege 3756 TiWorker.exe Token: SeRestorePrivilege 3756 TiWorker.exe Token: SeSecurityPrivilege 3756 TiWorker.exe Token: SeBackupPrivilege 3756 TiWorker.exe Token: SeRestorePrivilege 3756 TiWorker.exe Token: SeSecurityPrivilege 3756 TiWorker.exe Token: SeBackupPrivilege 3756 TiWorker.exe Token: SeRestorePrivilege 3756 TiWorker.exe Token: SeSecurityPrivilege 3756 TiWorker.exe Token: SeBackupPrivilege 3756 TiWorker.exe Token: SeRestorePrivilege 3756 TiWorker.exe Token: SeSecurityPrivilege 3756 TiWorker.exe Token: SeBackupPrivilege 3756 TiWorker.exe Token: SeRestorePrivilege 3756 TiWorker.exe Token: SeSecurityPrivilege 3756 TiWorker.exe Token: SeBackupPrivilege 3756 TiWorker.exe Token: SeRestorePrivilege 3756 TiWorker.exe Token: SeSecurityPrivilege 3756 TiWorker.exe Token: SeBackupPrivilege 3756 TiWorker.exe Token: SeRestorePrivilege 3756 TiWorker.exe Token: SeSecurityPrivilege 3756 TiWorker.exe Token: SeBackupPrivilege 3756 TiWorker.exe Token: SeRestorePrivilege 3756 TiWorker.exe Token: SeSecurityPrivilege 3756 TiWorker.exe Token: SeBackupPrivilege 3756 TiWorker.exe Token: SeRestorePrivilege 3756 TiWorker.exe Token: SeSecurityPrivilege 3756 TiWorker.exe Token: SeBackupPrivilege 3756 TiWorker.exe Token: SeRestorePrivilege 3756 TiWorker.exe Token: SeSecurityPrivilege 3756 TiWorker.exe Token: SeBackupPrivilege 3756 TiWorker.exe Token: SeRestorePrivilege 3756 TiWorker.exe Token: SeSecurityPrivilege 3756 TiWorker.exe Token: SeBackupPrivilege 3756 TiWorker.exe Token: SeRestorePrivilege 3756 TiWorker.exe Token: SeSecurityPrivilege 3756 TiWorker.exe Token: SeBackupPrivilege 3756 TiWorker.exe Token: SeRestorePrivilege 3756 TiWorker.exe Token: SeSecurityPrivilege 3756 TiWorker.exe Token: SeBackupPrivilege 3756 TiWorker.exe Token: SeRestorePrivilege 3756 TiWorker.exe Token: SeSecurityPrivilege 3756 TiWorker.exe Token: SeBackupPrivilege 3756 TiWorker.exe Token: SeRestorePrivilege 3756 TiWorker.exe Token: SeSecurityPrivilege 3756 TiWorker.exe Token: SeBackupPrivilege 3756 TiWorker.exe Token: SeRestorePrivilege 3756 TiWorker.exe Token: SeSecurityPrivilege 3756 TiWorker.exe Token: SeBackupPrivilege 3756 TiWorker.exe Token: SeRestorePrivilege 3756 TiWorker.exe Token: SeSecurityPrivilege 3756 TiWorker.exe Token: SeBackupPrivilege 3756 TiWorker.exe - Suspicious use of WriteProcessMemory 5 IoCs
description pid Process procid_target PID 3000 wrote to memory of 3316 3000 384e6e90221ab95f95634da7b74e83cc7f8cff13583b50781a08fe3149273b10.exe 66 PID 3000 wrote to memory of 3316 3000 384e6e90221ab95f95634da7b74e83cc7f8cff13583b50781a08fe3149273b10.exe 66 PID 3000 wrote to memory of 3316 3000 384e6e90221ab95f95634da7b74e83cc7f8cff13583b50781a08fe3149273b10.exe 66 PID 3316 wrote to memory of 2680 3316 fondue.exe 72 PID 3316 wrote to memory of 2680 3316 fondue.exe 72
Processes
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C:\Users\Admin\AppData\Local\Temp\384e6e90221ab95f95634da7b74e83cc7f8cff13583b50781a08fe3149273b10.exe"C:\Users\Admin\AppData\Local\Temp\384e6e90221ab95f95634da7b74e83cc7f8cff13583b50781a08fe3149273b10.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:3000 -
C:\Windows\SysWOW64\fondue.exe"C:\Windows\system32\fondue.exe" /enable-feature:NetFx3 /caller-name:mscoreei.dll2⤵
- Suspicious use of WriteProcessMemory
PID:3316 -
C:\Windows\system32\FonDUE.EXE"C:\Windows\sysnative\FonDUE.EXE" /enable-feature:NetFx3 /caller-name:mscoreei.dll3⤵PID:2680
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C:\Windows\system32\MusNotifyIcon.exe%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 131⤵
- Checks processor information in registry
PID:1484
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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:3580
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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:3756