Analysis
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max time kernel
152s -
max time network
163s -
platform
windows10-2004_x64 -
resource
win10v2004-en-20220112 -
submitted
12-02-2022 11:10
Static task
static1
Behavioral task
behavioral1
Sample
0522d4d324b6089cfb1ec5b5e59b1a840c169ab911f96e7b38a25a9abca5569e.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
0522d4d324b6089cfb1ec5b5e59b1a840c169ab911f96e7b38a25a9abca5569e.exe
Resource
win10v2004-en-20220112
General
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Target
0522d4d324b6089cfb1ec5b5e59b1a840c169ab911f96e7b38a25a9abca5569e.exe
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Size
79KB
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MD5
d7869abd060d4f22821237f9b520e2b5
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SHA1
5f7aae833427d4e392628737d55d6cdc758b6647
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SHA256
0522d4d324b6089cfb1ec5b5e59b1a840c169ab911f96e7b38a25a9abca5569e
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SHA512
1ce50b1c0e6e201d70e1f958b9792c421dced4fb6c06cb4d6aafa865c0cae311f0908bbb74d074df34da87e4fc399fd7fa3f3a2de62ea8c9c187c027e1fc2a5a
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 544 MediaCenter.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
0522d4d324b6089cfb1ec5b5e59b1a840c169ab911f96e7b38a25a9abca5569e.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation 0522d4d324b6089cfb1ec5b5e59b1a840c169ab911f96e7b38a25a9abca5569e.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
0522d4d324b6089cfb1ec5b5e59b1a840c169ab911f96e7b38a25a9abca5569e.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 0522d4d324b6089cfb1ec5b5e59b1a840c169ab911f96e7b38a25a9abca5569e.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 49 IoCs
Processes:
svchost.exedescription ioc process 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\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\CDNConnectionCount = "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 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\DownloadMonthlyLinkLocalBytes = "0" 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\NormalDownloadCount = "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 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\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\DownloadMonthlyInternetBytes = "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\UploadCount = "0" 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\LANConnectionCount = "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 Set value (str) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "1.102963" 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\DownloadMonthlyRateFrCnt = "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 = "132893154777432107" 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\MemoryUsageKB = "4156" svchost.exe Set value (str) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.458730" 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\GroupConnectionCount = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\UplinkUsageBps = "0" svchost.exe 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\MemoryUsageKB = "4276" 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\DownloadMonthlyCacheHostBytes = "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 (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\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\Config\DownloadMode_BackCompat = "1" 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\MonthID = "2" 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\DownlinkBps = "0" svchost.exe -
Runs ping.exe 1 TTPs 1 IoCs
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Suspicious use of AdjustPrivilegeToken 64 IoCs
Processes:
0522d4d324b6089cfb1ec5b5e59b1a840c169ab911f96e7b38a25a9abca5569e.exeTiWorker.exedescription pid process Token: SeIncBasePriorityPrivilege 1744 0522d4d324b6089cfb1ec5b5e59b1a840c169ab911f96e7b38a25a9abca5569e.exe Token: SeSecurityPrivilege 3972 TiWorker.exe Token: SeRestorePrivilege 3972 TiWorker.exe Token: SeBackupPrivilege 3972 TiWorker.exe Token: SeBackupPrivilege 3972 TiWorker.exe Token: SeRestorePrivilege 3972 TiWorker.exe Token: SeSecurityPrivilege 3972 TiWorker.exe Token: SeBackupPrivilege 3972 TiWorker.exe Token: SeRestorePrivilege 3972 TiWorker.exe Token: SeSecurityPrivilege 3972 TiWorker.exe Token: SeBackupPrivilege 3972 TiWorker.exe Token: SeRestorePrivilege 3972 TiWorker.exe Token: SeSecurityPrivilege 3972 TiWorker.exe Token: SeBackupPrivilege 3972 TiWorker.exe Token: SeRestorePrivilege 3972 TiWorker.exe Token: SeSecurityPrivilege 3972 TiWorker.exe Token: SeBackupPrivilege 3972 TiWorker.exe Token: SeRestorePrivilege 3972 TiWorker.exe Token: SeSecurityPrivilege 3972 TiWorker.exe Token: SeBackupPrivilege 3972 TiWorker.exe Token: SeRestorePrivilege 3972 TiWorker.exe Token: SeSecurityPrivilege 3972 TiWorker.exe Token: SeBackupPrivilege 3972 TiWorker.exe Token: SeRestorePrivilege 3972 TiWorker.exe Token: SeSecurityPrivilege 3972 TiWorker.exe Token: SeBackupPrivilege 3972 TiWorker.exe Token: SeRestorePrivilege 3972 TiWorker.exe Token: SeSecurityPrivilege 3972 TiWorker.exe Token: SeBackupPrivilege 3972 TiWorker.exe Token: SeRestorePrivilege 3972 TiWorker.exe Token: SeSecurityPrivilege 3972 TiWorker.exe Token: SeBackupPrivilege 3972 TiWorker.exe Token: SeRestorePrivilege 3972 TiWorker.exe Token: SeSecurityPrivilege 3972 TiWorker.exe Token: SeBackupPrivilege 3972 TiWorker.exe Token: SeRestorePrivilege 3972 TiWorker.exe Token: SeSecurityPrivilege 3972 TiWorker.exe Token: SeBackupPrivilege 3972 TiWorker.exe Token: SeRestorePrivilege 3972 TiWorker.exe Token: SeSecurityPrivilege 3972 TiWorker.exe Token: SeBackupPrivilege 3972 TiWorker.exe Token: SeRestorePrivilege 3972 TiWorker.exe Token: SeSecurityPrivilege 3972 TiWorker.exe Token: SeBackupPrivilege 3972 TiWorker.exe Token: SeRestorePrivilege 3972 TiWorker.exe Token: SeSecurityPrivilege 3972 TiWorker.exe Token: SeBackupPrivilege 3972 TiWorker.exe Token: SeRestorePrivilege 3972 TiWorker.exe Token: SeSecurityPrivilege 3972 TiWorker.exe Token: SeBackupPrivilege 3972 TiWorker.exe Token: SeRestorePrivilege 3972 TiWorker.exe Token: SeSecurityPrivilege 3972 TiWorker.exe Token: SeBackupPrivilege 3972 TiWorker.exe Token: SeRestorePrivilege 3972 TiWorker.exe Token: SeSecurityPrivilege 3972 TiWorker.exe Token: SeBackupPrivilege 3972 TiWorker.exe Token: SeRestorePrivilege 3972 TiWorker.exe Token: SeSecurityPrivilege 3972 TiWorker.exe Token: SeBackupPrivilege 3972 TiWorker.exe Token: SeRestorePrivilege 3972 TiWorker.exe Token: SeSecurityPrivilege 3972 TiWorker.exe Token: SeBackupPrivilege 3972 TiWorker.exe Token: SeRestorePrivilege 3972 TiWorker.exe Token: SeSecurityPrivilege 3972 TiWorker.exe -
Suspicious use of WriteProcessMemory 9 IoCs
Processes:
0522d4d324b6089cfb1ec5b5e59b1a840c169ab911f96e7b38a25a9abca5569e.execmd.exedescription pid process target process PID 1744 wrote to memory of 544 1744 0522d4d324b6089cfb1ec5b5e59b1a840c169ab911f96e7b38a25a9abca5569e.exe MediaCenter.exe PID 1744 wrote to memory of 544 1744 0522d4d324b6089cfb1ec5b5e59b1a840c169ab911f96e7b38a25a9abca5569e.exe MediaCenter.exe PID 1744 wrote to memory of 544 1744 0522d4d324b6089cfb1ec5b5e59b1a840c169ab911f96e7b38a25a9abca5569e.exe MediaCenter.exe PID 1744 wrote to memory of 2044 1744 0522d4d324b6089cfb1ec5b5e59b1a840c169ab911f96e7b38a25a9abca5569e.exe cmd.exe PID 1744 wrote to memory of 2044 1744 0522d4d324b6089cfb1ec5b5e59b1a840c169ab911f96e7b38a25a9abca5569e.exe cmd.exe PID 1744 wrote to memory of 2044 1744 0522d4d324b6089cfb1ec5b5e59b1a840c169ab911f96e7b38a25a9abca5569e.exe cmd.exe PID 2044 wrote to memory of 3040 2044 cmd.exe PING.EXE PID 2044 wrote to memory of 3040 2044 cmd.exe PING.EXE PID 2044 wrote to memory of 3040 2044 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\0522d4d324b6089cfb1ec5b5e59b1a840c169ab911f96e7b38a25a9abca5569e.exe"C:\Users\Admin\AppData\Local\Temp\0522d4d324b6089cfb1ec5b5e59b1a840c169ab911f96e7b38a25a9abca5569e.exe"1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1744 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:544 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\0522d4d324b6089cfb1ec5b5e59b1a840c169ab911f96e7b38a25a9abca5569e.exe"2⤵
- Suspicious use of WriteProcessMemory
PID:2044 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:3040
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C:\Windows\system32\MusNotifyIcon.exe%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 01⤵
- Checks processor information in registry
PID:1944
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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:3880
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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:3972
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeMD5
c93bcef4fff97e19ef0fdea6a0bef687
SHA17031f7a5072e50d53133bae6f1ba7184ac151e00
SHA2560334b199a7ffd12e0cb30f2287a43b52829cb508a2f70b7fcda40fe68dd45a60
SHA512fcbc740d6aefba8983b9e701e95bff57b13e121bd9343b6fdc1187aae6b7c3e7278439fd59219f2e6ebdcc9f3518ee883ffa618c4e79fa473e0c59103493c69c
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C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeMD5
c93bcef4fff97e19ef0fdea6a0bef687
SHA17031f7a5072e50d53133bae6f1ba7184ac151e00
SHA2560334b199a7ffd12e0cb30f2287a43b52829cb508a2f70b7fcda40fe68dd45a60
SHA512fcbc740d6aefba8983b9e701e95bff57b13e121bd9343b6fdc1187aae6b7c3e7278439fd59219f2e6ebdcc9f3518ee883ffa618c4e79fa473e0c59103493c69c