Analysis
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max time kernel
154s -
max time network
158s -
platform
windows10-2004_x64 -
resource
win10v2004-en-20220112 -
submitted
12-02-2022 06:58
Static task
static1
Behavioral task
behavioral1
Sample
0ee9d4febd4ff7607474a6ebf2caf57f9239ab0f920f2b37a4569b852e9e604d.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
0ee9d4febd4ff7607474a6ebf2caf57f9239ab0f920f2b37a4569b852e9e604d.exe
Resource
win10v2004-en-20220112
General
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Target
0ee9d4febd4ff7607474a6ebf2caf57f9239ab0f920f2b37a4569b852e9e604d.exe
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Size
150KB
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MD5
c1081df61b7834bef4ff3f40cfd55646
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SHA1
5071d619450734bf0817be3489e636e268b08aa1
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SHA256
0ee9d4febd4ff7607474a6ebf2caf57f9239ab0f920f2b37a4569b852e9e604d
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SHA512
cf54c3d4d7aeef2a6446b6f67ab0be649da460c42192cef603a6094f6bd879d4c84385943ed122f7f1a81aed5bf9414fc320bcf35350ffce7e1e580d80625c9a
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 2112 MediaCenter.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
0ee9d4febd4ff7607474a6ebf2caf57f9239ab0f920f2b37a4569b852e9e604d.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation 0ee9d4febd4ff7607474a6ebf2caf57f9239ab0f920f2b37a4569b852e9e604d.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
0ee9d4febd4ff7607474a6ebf2caf57f9239ab0f920f2b37a4569b852e9e604d.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 0ee9d4febd4ff7607474a6ebf2caf57f9239ab0f920f2b37a4569b852e9e604d.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 51 IoCs
Processes:
svchost.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.000000" 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\DownloadMonthlyCdnBytes = "0" 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\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\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\MemoryUsageKB = "4124" 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\DownlinkUsageBps = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "3924" svchost.exe Key created \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config 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\DownloadMonthlyCacheHostBytes = "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\SwarmCount = "1" svchost.exe Set value (str) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "5.883548" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CacheSizeBytes = "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\DownloadMonthlyLanBytes = "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\Config\KVFileExpirationTime = "132892991581537118" 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\PeerInfoCount = "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\UploadCount = "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 = "5.113249" 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\DownloadMonthlyGroupBytes = "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\MonthlyUploadRestriction = "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\LANConnectionCount = "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\Config\DODownloadMode = "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\UplinkUsageBps = "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\MemoryUsageKB = "4336" svchost.exe Set value (str) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.006609" 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\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\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 (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 -
Runs ping.exe 1 TTPs 1 IoCs
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Suspicious use of AdjustPrivilegeToken 64 IoCs
Processes:
TiWorker.exe0ee9d4febd4ff7607474a6ebf2caf57f9239ab0f920f2b37a4569b852e9e604d.exedescription pid process Token: SeSecurityPrivilege 2676 TiWorker.exe Token: SeRestorePrivilege 2676 TiWorker.exe Token: SeBackupPrivilege 2676 TiWorker.exe Token: SeIncBasePriorityPrivilege 644 0ee9d4febd4ff7607474a6ebf2caf57f9239ab0f920f2b37a4569b852e9e604d.exe Token: SeBackupPrivilege 2676 TiWorker.exe Token: SeRestorePrivilege 2676 TiWorker.exe Token: SeSecurityPrivilege 2676 TiWorker.exe Token: SeBackupPrivilege 2676 TiWorker.exe Token: SeRestorePrivilege 2676 TiWorker.exe Token: SeSecurityPrivilege 2676 TiWorker.exe Token: SeBackupPrivilege 2676 TiWorker.exe Token: SeRestorePrivilege 2676 TiWorker.exe Token: SeSecurityPrivilege 2676 TiWorker.exe Token: SeBackupPrivilege 2676 TiWorker.exe Token: SeRestorePrivilege 2676 TiWorker.exe Token: SeSecurityPrivilege 2676 TiWorker.exe Token: SeBackupPrivilege 2676 TiWorker.exe Token: SeRestorePrivilege 2676 TiWorker.exe Token: SeSecurityPrivilege 2676 TiWorker.exe Token: SeBackupPrivilege 2676 TiWorker.exe Token: SeRestorePrivilege 2676 TiWorker.exe Token: SeSecurityPrivilege 2676 TiWorker.exe Token: SeBackupPrivilege 2676 TiWorker.exe Token: SeRestorePrivilege 2676 TiWorker.exe Token: SeSecurityPrivilege 2676 TiWorker.exe Token: SeBackupPrivilege 2676 TiWorker.exe Token: SeRestorePrivilege 2676 TiWorker.exe Token: SeSecurityPrivilege 2676 TiWorker.exe Token: SeBackupPrivilege 2676 TiWorker.exe Token: SeRestorePrivilege 2676 TiWorker.exe Token: SeSecurityPrivilege 2676 TiWorker.exe Token: SeBackupPrivilege 2676 TiWorker.exe Token: SeRestorePrivilege 2676 TiWorker.exe Token: SeSecurityPrivilege 2676 TiWorker.exe Token: SeBackupPrivilege 2676 TiWorker.exe Token: SeRestorePrivilege 2676 TiWorker.exe Token: SeSecurityPrivilege 2676 TiWorker.exe Token: SeBackupPrivilege 2676 TiWorker.exe Token: SeRestorePrivilege 2676 TiWorker.exe Token: SeSecurityPrivilege 2676 TiWorker.exe Token: SeBackupPrivilege 2676 TiWorker.exe Token: SeRestorePrivilege 2676 TiWorker.exe Token: SeSecurityPrivilege 2676 TiWorker.exe Token: SeBackupPrivilege 2676 TiWorker.exe Token: SeRestorePrivilege 2676 TiWorker.exe Token: SeSecurityPrivilege 2676 TiWorker.exe Token: SeBackupPrivilege 2676 TiWorker.exe Token: SeRestorePrivilege 2676 TiWorker.exe Token: SeSecurityPrivilege 2676 TiWorker.exe Token: SeBackupPrivilege 2676 TiWorker.exe Token: SeRestorePrivilege 2676 TiWorker.exe Token: SeSecurityPrivilege 2676 TiWorker.exe Token: SeBackupPrivilege 2676 TiWorker.exe Token: SeRestorePrivilege 2676 TiWorker.exe Token: SeSecurityPrivilege 2676 TiWorker.exe Token: SeBackupPrivilege 2676 TiWorker.exe Token: SeRestorePrivilege 2676 TiWorker.exe Token: SeSecurityPrivilege 2676 TiWorker.exe Token: SeBackupPrivilege 2676 TiWorker.exe Token: SeRestorePrivilege 2676 TiWorker.exe Token: SeSecurityPrivilege 2676 TiWorker.exe Token: SeBackupPrivilege 2676 TiWorker.exe Token: SeRestorePrivilege 2676 TiWorker.exe Token: SeSecurityPrivilege 2676 TiWorker.exe -
Suspicious use of WriteProcessMemory 9 IoCs
Processes:
0ee9d4febd4ff7607474a6ebf2caf57f9239ab0f920f2b37a4569b852e9e604d.execmd.exedescription pid process target process PID 644 wrote to memory of 2112 644 0ee9d4febd4ff7607474a6ebf2caf57f9239ab0f920f2b37a4569b852e9e604d.exe MediaCenter.exe PID 644 wrote to memory of 2112 644 0ee9d4febd4ff7607474a6ebf2caf57f9239ab0f920f2b37a4569b852e9e604d.exe MediaCenter.exe PID 644 wrote to memory of 2112 644 0ee9d4febd4ff7607474a6ebf2caf57f9239ab0f920f2b37a4569b852e9e604d.exe MediaCenter.exe PID 644 wrote to memory of 1672 644 0ee9d4febd4ff7607474a6ebf2caf57f9239ab0f920f2b37a4569b852e9e604d.exe cmd.exe PID 644 wrote to memory of 1672 644 0ee9d4febd4ff7607474a6ebf2caf57f9239ab0f920f2b37a4569b852e9e604d.exe cmd.exe PID 644 wrote to memory of 1672 644 0ee9d4febd4ff7607474a6ebf2caf57f9239ab0f920f2b37a4569b852e9e604d.exe cmd.exe PID 1672 wrote to memory of 2320 1672 cmd.exe PING.EXE PID 1672 wrote to memory of 2320 1672 cmd.exe PING.EXE PID 1672 wrote to memory of 2320 1672 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\0ee9d4febd4ff7607474a6ebf2caf57f9239ab0f920f2b37a4569b852e9e604d.exe"C:\Users\Admin\AppData\Local\Temp\0ee9d4febd4ff7607474a6ebf2caf57f9239ab0f920f2b37a4569b852e9e604d.exe"1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:644 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:2112 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\0ee9d4febd4ff7607474a6ebf2caf57f9239ab0f920f2b37a4569b852e9e604d.exe"2⤵
- Suspicious use of WriteProcessMemory
PID:1672 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:2320
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C:\Windows\system32\MusNotifyIcon.exe%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 131⤵
- Checks processor information in registry
PID:672
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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:1660
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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:2676
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
a43085ae4aea5ef91ee480e8b11ad628
SHA17221f08d6d252563c86260db7845897e0a210a4c
SHA2562764ec5fce1ba6f4d779f54d2b895c64ceb9c557fccc50baad7533df40a53ca2
SHA512388d46e58918c2bae71dd64180fa41224cc62c9d62179bdbc12e2aad8453ffdf0f798102fa217739ab71f7ad70fb503e81bde881849756b4f9ac6a99d8f0aa9c
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MD5
a43085ae4aea5ef91ee480e8b11ad628
SHA17221f08d6d252563c86260db7845897e0a210a4c
SHA2562764ec5fce1ba6f4d779f54d2b895c64ceb9c557fccc50baad7533df40a53ca2
SHA512388d46e58918c2bae71dd64180fa41224cc62c9d62179bdbc12e2aad8453ffdf0f798102fa217739ab71f7ad70fb503e81bde881849756b4f9ac6a99d8f0aa9c