Analysis
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max time kernel
160s -
max time network
172s -
platform
windows10-2004_x64 -
resource
win10v2004-en-20220112 -
submitted
12-02-2022 07:42
Static task
static1
Behavioral task
behavioral1
Sample
0ccd5c2864ef127e5cb04698e579d86f39a6224725821228a66dbf4aeb9acccd.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
0ccd5c2864ef127e5cb04698e579d86f39a6224725821228a66dbf4aeb9acccd.exe
Resource
win10v2004-en-20220112
General
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Target
0ccd5c2864ef127e5cb04698e579d86f39a6224725821228a66dbf4aeb9acccd.exe
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Size
80KB
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MD5
756ea978445a31ce5ba405807e7ef363
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SHA1
b358f3f94fcb56307cf517d3888dcb1af7cbba2d
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SHA256
0ccd5c2864ef127e5cb04698e579d86f39a6224725821228a66dbf4aeb9acccd
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SHA512
4ae5a04494a29edbd185ee7f45309b63df6776705eb164eefab3f3d98e62f7fa30233cdc2bc36388f212e544840100ba70b69b282499d8f605bb07643e27df2c
Malware Config
Signatures
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Sakula Payload 2 IoCs
Processes:
resource yara_rule C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe family_sakula C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe family_sakula -
Executes dropped EXE 1 IoCs
Processes:
MediaCenter.exepid process 2628 MediaCenter.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
0ccd5c2864ef127e5cb04698e579d86f39a6224725821228a66dbf4aeb9acccd.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation 0ccd5c2864ef127e5cb04698e579d86f39a6224725821228a66dbf4aeb9acccd.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
0ccd5c2864ef127e5cb04698e579d86f39a6224725821228a66dbf4aeb9acccd.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 0ccd5c2864ef127e5cb04698e579d86f39a6224725821228a66dbf4aeb9acccd.exe -
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 -
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 49 IoCs
Processes:
svchost.exedescription ioc process 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\UplinkBps = "0" svchost.exe Set value (str) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "2.083236" 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\UploadMonthlyLanBytes = "0" 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\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\GroupConnectionCount = "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\DownlinkUsageBps = "0" 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\DownloadMonthlyRateBkCnt = "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\LinkLocalConnectionCount = "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\UploadRatePct = "100" 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 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\MonthID = "2" 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\Config 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\UplinkUsageBps = "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\PriorityDownloadCount = "0" svchost.exe Set value (str) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "3.508846" 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\DownloadMonthlyCacheHostBytes = "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\NormalDownloadPendingCount = "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\BkDownloadRatePct = "45" 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\PeerInfoCount = "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\MonthlyUploadRestriction = "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\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\DownloadMonthlyRateBkBps = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\KVFileExpirationTime = "132893019817214550" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4100" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4304" svchost.exe Set value (str) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "4.545732" svchost.exe -
Runs ping.exe 1 TTPs 1 IoCs
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Suspicious use of AdjustPrivilegeToken 64 IoCs
Processes:
0ccd5c2864ef127e5cb04698e579d86f39a6224725821228a66dbf4aeb9acccd.exeTiWorker.exedescription pid process Token: SeIncBasePriorityPrivilege 684 0ccd5c2864ef127e5cb04698e579d86f39a6224725821228a66dbf4aeb9acccd.exe Token: SeSecurityPrivilege 3652 TiWorker.exe Token: SeRestorePrivilege 3652 TiWorker.exe Token: SeBackupPrivilege 3652 TiWorker.exe Token: SeBackupPrivilege 3652 TiWorker.exe Token: SeRestorePrivilege 3652 TiWorker.exe Token: SeSecurityPrivilege 3652 TiWorker.exe Token: SeBackupPrivilege 3652 TiWorker.exe Token: SeRestorePrivilege 3652 TiWorker.exe Token: SeSecurityPrivilege 3652 TiWorker.exe Token: SeBackupPrivilege 3652 TiWorker.exe Token: SeRestorePrivilege 3652 TiWorker.exe Token: SeSecurityPrivilege 3652 TiWorker.exe Token: SeBackupPrivilege 3652 TiWorker.exe Token: SeRestorePrivilege 3652 TiWorker.exe Token: SeSecurityPrivilege 3652 TiWorker.exe Token: SeBackupPrivilege 3652 TiWorker.exe Token: SeRestorePrivilege 3652 TiWorker.exe Token: SeSecurityPrivilege 3652 TiWorker.exe Token: SeBackupPrivilege 3652 TiWorker.exe Token: SeRestorePrivilege 3652 TiWorker.exe Token: SeSecurityPrivilege 3652 TiWorker.exe Token: SeBackupPrivilege 3652 TiWorker.exe Token: SeRestorePrivilege 3652 TiWorker.exe Token: SeSecurityPrivilege 3652 TiWorker.exe Token: SeBackupPrivilege 3652 TiWorker.exe Token: SeRestorePrivilege 3652 TiWorker.exe Token: SeSecurityPrivilege 3652 TiWorker.exe Token: SeBackupPrivilege 3652 TiWorker.exe Token: SeRestorePrivilege 3652 TiWorker.exe Token: SeSecurityPrivilege 3652 TiWorker.exe Token: SeBackupPrivilege 3652 TiWorker.exe Token: SeRestorePrivilege 3652 TiWorker.exe Token: SeSecurityPrivilege 3652 TiWorker.exe Token: SeBackupPrivilege 3652 TiWorker.exe Token: SeRestorePrivilege 3652 TiWorker.exe Token: SeSecurityPrivilege 3652 TiWorker.exe Token: SeBackupPrivilege 3652 TiWorker.exe Token: SeRestorePrivilege 3652 TiWorker.exe Token: SeSecurityPrivilege 3652 TiWorker.exe Token: SeBackupPrivilege 3652 TiWorker.exe Token: SeRestorePrivilege 3652 TiWorker.exe Token: SeSecurityPrivilege 3652 TiWorker.exe Token: SeBackupPrivilege 3652 TiWorker.exe Token: SeRestorePrivilege 3652 TiWorker.exe Token: SeSecurityPrivilege 3652 TiWorker.exe Token: SeBackupPrivilege 3652 TiWorker.exe Token: SeRestorePrivilege 3652 TiWorker.exe Token: SeSecurityPrivilege 3652 TiWorker.exe Token: SeBackupPrivilege 3652 TiWorker.exe Token: SeRestorePrivilege 3652 TiWorker.exe Token: SeSecurityPrivilege 3652 TiWorker.exe Token: SeBackupPrivilege 3652 TiWorker.exe Token: SeRestorePrivilege 3652 TiWorker.exe Token: SeSecurityPrivilege 3652 TiWorker.exe Token: SeBackupPrivilege 3652 TiWorker.exe Token: SeRestorePrivilege 3652 TiWorker.exe Token: SeSecurityPrivilege 3652 TiWorker.exe Token: SeBackupPrivilege 3652 TiWorker.exe Token: SeRestorePrivilege 3652 TiWorker.exe Token: SeSecurityPrivilege 3652 TiWorker.exe Token: SeBackupPrivilege 3652 TiWorker.exe Token: SeRestorePrivilege 3652 TiWorker.exe Token: SeSecurityPrivilege 3652 TiWorker.exe -
Suspicious use of WriteProcessMemory 9 IoCs
Processes:
0ccd5c2864ef127e5cb04698e579d86f39a6224725821228a66dbf4aeb9acccd.execmd.exedescription pid process target process PID 684 wrote to memory of 2628 684 0ccd5c2864ef127e5cb04698e579d86f39a6224725821228a66dbf4aeb9acccd.exe MediaCenter.exe PID 684 wrote to memory of 2628 684 0ccd5c2864ef127e5cb04698e579d86f39a6224725821228a66dbf4aeb9acccd.exe MediaCenter.exe PID 684 wrote to memory of 2628 684 0ccd5c2864ef127e5cb04698e579d86f39a6224725821228a66dbf4aeb9acccd.exe MediaCenter.exe PID 684 wrote to memory of 2388 684 0ccd5c2864ef127e5cb04698e579d86f39a6224725821228a66dbf4aeb9acccd.exe cmd.exe PID 684 wrote to memory of 2388 684 0ccd5c2864ef127e5cb04698e579d86f39a6224725821228a66dbf4aeb9acccd.exe cmd.exe PID 684 wrote to memory of 2388 684 0ccd5c2864ef127e5cb04698e579d86f39a6224725821228a66dbf4aeb9acccd.exe cmd.exe PID 2388 wrote to memory of 3708 2388 cmd.exe PING.EXE PID 2388 wrote to memory of 3708 2388 cmd.exe PING.EXE PID 2388 wrote to memory of 3708 2388 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\0ccd5c2864ef127e5cb04698e579d86f39a6224725821228a66dbf4aeb9acccd.exe"C:\Users\Admin\AppData\Local\Temp\0ccd5c2864ef127e5cb04698e579d86f39a6224725821228a66dbf4aeb9acccd.exe"1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:684 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:2628 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\0ccd5c2864ef127e5cb04698e579d86f39a6224725821228a66dbf4aeb9acccd.exe"2⤵
- Suspicious use of WriteProcessMemory
PID:2388 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:3708
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C:\Windows\system32\MusNotifyIcon.exe%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 131⤵
- Checks processor information in registry
PID:3724
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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:2484
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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:3652
Network
MITRE ATT&CK Enterprise v6
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Downloads
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MD5
cd6d989ee6f84c045a613678c7294f5c
SHA1499a2f111d898243cbc4419b5525af2893023817
SHA25649d248b06ef8e3b432abdda8fd21abffb2aad3d66d8974f6dea89f47bf62e086
SHA5124ecc323cde108f1008206b8901907ff146245fc43573808408b69c96637e551be687e61472f8433fa4a9e320117bdfb93cef71e7713673790a0b0c55ddc18911
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MD5
cd6d989ee6f84c045a613678c7294f5c
SHA1499a2f111d898243cbc4419b5525af2893023817
SHA25649d248b06ef8e3b432abdda8fd21abffb2aad3d66d8974f6dea89f47bf62e086
SHA5124ecc323cde108f1008206b8901907ff146245fc43573808408b69c96637e551be687e61472f8433fa4a9e320117bdfb93cef71e7713673790a0b0c55ddc18911