Analysis
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max time kernel
152s -
max time network
166s -
platform
windows10-2004_x64 -
resource
win10v2004-en-20220112 -
submitted
12-02-2022 07:52
Static task
static1
Behavioral task
behavioral1
Sample
0c70a306cdcab69479951c749bed7e8d5960fedc15119c7cd126c1c9d110bac6.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
0c70a306cdcab69479951c749bed7e8d5960fedc15119c7cd126c1c9d110bac6.exe
Resource
win10v2004-en-20220112
General
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Target
0c70a306cdcab69479951c749bed7e8d5960fedc15119c7cd126c1c9d110bac6.exe
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Size
150KB
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MD5
1291b45b96b74dde048ed95a40154a35
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SHA1
1f7d700baf7a22eb09212db043c6683598d35be0
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SHA256
0c70a306cdcab69479951c749bed7e8d5960fedc15119c7cd126c1c9d110bac6
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SHA512
102fe9c44fc0c6cdbf1a5a0910ca704c3384866a23911ec2a68187403c3ebc3575b66b8a24a9f237f926e1214f7c24ceea0b553cecaccc6fcc8c29a0bd50c017
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 -
suricata: ET MALWARE SUSPICIOUS UA (iexplore)
suricata: ET MALWARE SUSPICIOUS UA (iexplore)
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suricata: ET MALWARE Sakula/Mivast RAT CnC Beacon 1
suricata: ET MALWARE Sakula/Mivast RAT CnC Beacon 1
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Executes dropped EXE 1 IoCs
Processes:
MediaCenter.exepid process 1096 MediaCenter.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
0c70a306cdcab69479951c749bed7e8d5960fedc15119c7cd126c1c9d110bac6.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation 0c70a306cdcab69479951c749bed7e8d5960fedc15119c7cd126c1c9d110bac6.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
0c70a306cdcab69479951c749bed7e8d5960fedc15119c7cd126c1c9d110bac6.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 0c70a306cdcab69479951c749bed7e8d5960fedc15119c7cd126c1c9d110bac6.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 52 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\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\DownloadMonthlyCacheHostBytes = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\KVFileExpirationTime = "132893025671962276" 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\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\BkDownloadRatePct = "45" 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\MonthlyUploadRestriction = "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\UploadMonthlyLanBytes = "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\UplinkBps = "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\Usage\SwarmCount = "1" 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\GroupConnectionCount = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\UploadCount = "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\DownloadMode_BackCompat = "1" 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\DownloadMonthlyRateBkCnt = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\PriorityDownloadPendingCount = "0" svchost.exe Set value (str) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "9.997357" 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\InternetConnectionCount = "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 = "4128" svchost.exe Set value (str) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "8.334676" 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\MonthID = "2" 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\MemoryUsageKB = "4340" 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\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 (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\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\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\PriorityDownloadCount = "0" svchost.exe Set value (str) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "4.032252" svchost.exe Set value (str) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.013144" 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\DownloadMonthlyInternetBytes = "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 = "4200" svchost.exe -
Runs ping.exe 1 TTPs 1 IoCs
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Suspicious use of AdjustPrivilegeToken 64 IoCs
Processes:
TiWorker.exe0c70a306cdcab69479951c749bed7e8d5960fedc15119c7cd126c1c9d110bac6.exedescription pid process Token: SeSecurityPrivilege 3968 TiWorker.exe Token: SeRestorePrivilege 3968 TiWorker.exe Token: SeBackupPrivilege 3968 TiWorker.exe Token: SeBackupPrivilege 3968 TiWorker.exe Token: SeRestorePrivilege 3968 TiWorker.exe Token: SeSecurityPrivilege 3968 TiWorker.exe Token: SeBackupPrivilege 3968 TiWorker.exe Token: SeRestorePrivilege 3968 TiWorker.exe Token: SeSecurityPrivilege 3968 TiWorker.exe Token: SeBackupPrivilege 3968 TiWorker.exe Token: SeRestorePrivilege 3968 TiWorker.exe Token: SeSecurityPrivilege 3968 TiWorker.exe Token: SeBackupPrivilege 3968 TiWorker.exe Token: SeRestorePrivilege 3968 TiWorker.exe Token: SeSecurityPrivilege 3968 TiWorker.exe Token: SeBackupPrivilege 3968 TiWorker.exe Token: SeRestorePrivilege 3968 TiWorker.exe Token: SeSecurityPrivilege 3968 TiWorker.exe Token: SeBackupPrivilege 3968 TiWorker.exe Token: SeRestorePrivilege 3968 TiWorker.exe Token: SeSecurityPrivilege 3968 TiWorker.exe Token: SeBackupPrivilege 3968 TiWorker.exe Token: SeRestorePrivilege 3968 TiWorker.exe Token: SeSecurityPrivilege 3968 TiWorker.exe Token: SeBackupPrivilege 3968 TiWorker.exe Token: SeRestorePrivilege 3968 TiWorker.exe Token: SeSecurityPrivilege 3968 TiWorker.exe Token: SeBackupPrivilege 3968 TiWorker.exe Token: SeRestorePrivilege 3968 TiWorker.exe Token: SeSecurityPrivilege 3968 TiWorker.exe Token: SeBackupPrivilege 3968 TiWorker.exe Token: SeRestorePrivilege 3968 TiWorker.exe Token: SeSecurityPrivilege 3968 TiWorker.exe Token: SeIncBasePriorityPrivilege 980 0c70a306cdcab69479951c749bed7e8d5960fedc15119c7cd126c1c9d110bac6.exe Token: SeBackupPrivilege 3968 TiWorker.exe Token: SeRestorePrivilege 3968 TiWorker.exe Token: SeSecurityPrivilege 3968 TiWorker.exe Token: SeBackupPrivilege 3968 TiWorker.exe Token: SeRestorePrivilege 3968 TiWorker.exe Token: SeSecurityPrivilege 3968 TiWorker.exe Token: SeBackupPrivilege 3968 TiWorker.exe Token: SeRestorePrivilege 3968 TiWorker.exe Token: SeSecurityPrivilege 3968 TiWorker.exe Token: SeBackupPrivilege 3968 TiWorker.exe Token: SeRestorePrivilege 3968 TiWorker.exe Token: SeSecurityPrivilege 3968 TiWorker.exe Token: SeBackupPrivilege 3968 TiWorker.exe Token: SeRestorePrivilege 3968 TiWorker.exe Token: SeSecurityPrivilege 3968 TiWorker.exe Token: SeBackupPrivilege 3968 TiWorker.exe Token: SeRestorePrivilege 3968 TiWorker.exe Token: SeSecurityPrivilege 3968 TiWorker.exe Token: SeBackupPrivilege 3968 TiWorker.exe Token: SeRestorePrivilege 3968 TiWorker.exe Token: SeSecurityPrivilege 3968 TiWorker.exe Token: SeBackupPrivilege 3968 TiWorker.exe Token: SeRestorePrivilege 3968 TiWorker.exe Token: SeSecurityPrivilege 3968 TiWorker.exe Token: SeBackupPrivilege 3968 TiWorker.exe Token: SeRestorePrivilege 3968 TiWorker.exe Token: SeSecurityPrivilege 3968 TiWorker.exe Token: SeBackupPrivilege 3968 TiWorker.exe Token: SeRestorePrivilege 3968 TiWorker.exe Token: SeSecurityPrivilege 3968 TiWorker.exe -
Suspicious use of WriteProcessMemory 9 IoCs
Processes:
0c70a306cdcab69479951c749bed7e8d5960fedc15119c7cd126c1c9d110bac6.execmd.exedescription pid process target process PID 980 wrote to memory of 1096 980 0c70a306cdcab69479951c749bed7e8d5960fedc15119c7cd126c1c9d110bac6.exe MediaCenter.exe PID 980 wrote to memory of 1096 980 0c70a306cdcab69479951c749bed7e8d5960fedc15119c7cd126c1c9d110bac6.exe MediaCenter.exe PID 980 wrote to memory of 1096 980 0c70a306cdcab69479951c749bed7e8d5960fedc15119c7cd126c1c9d110bac6.exe MediaCenter.exe PID 980 wrote to memory of 3912 980 0c70a306cdcab69479951c749bed7e8d5960fedc15119c7cd126c1c9d110bac6.exe cmd.exe PID 980 wrote to memory of 3912 980 0c70a306cdcab69479951c749bed7e8d5960fedc15119c7cd126c1c9d110bac6.exe cmd.exe PID 980 wrote to memory of 3912 980 0c70a306cdcab69479951c749bed7e8d5960fedc15119c7cd126c1c9d110bac6.exe cmd.exe PID 3912 wrote to memory of 2140 3912 cmd.exe PING.EXE PID 3912 wrote to memory of 2140 3912 cmd.exe PING.EXE PID 3912 wrote to memory of 2140 3912 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\0c70a306cdcab69479951c749bed7e8d5960fedc15119c7cd126c1c9d110bac6.exe"C:\Users\Admin\AppData\Local\Temp\0c70a306cdcab69479951c749bed7e8d5960fedc15119c7cd126c1c9d110bac6.exe"1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:980 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:1096 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\0c70a306cdcab69479951c749bed7e8d5960fedc15119c7cd126c1c9d110bac6.exe"2⤵
- Suspicious use of WriteProcessMemory
PID:3912 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:2140
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C:\Windows\system32\MusNotifyIcon.exe%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 131⤵
- Checks processor information in registry
PID:3092
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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:1900
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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:3968
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
2c498dc5b92167042258f41a63cc8636
SHA191a2e0bf8c97d77726933ab297a4b928664f621c
SHA2566c8329a2d420a03c16fdd3c53390e4ec5d654c3cce1bb4de2c5bf6b752d1dfab
SHA512a3f52a5d0a1f8dad87c82d05e8bdaa954e97108b447c2ae65d8133f929d6e263718482f1f16c2dc65ad439117573fa606a169e647c2304c3917f96a93ed3efab
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MD5
2c498dc5b92167042258f41a63cc8636
SHA191a2e0bf8c97d77726933ab297a4b928664f621c
SHA2566c8329a2d420a03c16fdd3c53390e4ec5d654c3cce1bb4de2c5bf6b752d1dfab
SHA512a3f52a5d0a1f8dad87c82d05e8bdaa954e97108b447c2ae65d8133f929d6e263718482f1f16c2dc65ad439117573fa606a169e647c2304c3917f96a93ed3efab