Analysis
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max time kernel
173s -
max time network
176s -
platform
windows10-2004_x64 -
resource
win10v2004-en-20220112 -
submitted
12-02-2022 06:34
Static task
static1
Behavioral task
behavioral1
Sample
0f9e0877150e82b7e59e54bb5609cd665f1012bfbf323f838d55f58b078670e2.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
0f9e0877150e82b7e59e54bb5609cd665f1012bfbf323f838d55f58b078670e2.exe
Resource
win10v2004-en-20220112
General
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Target
0f9e0877150e82b7e59e54bb5609cd665f1012bfbf323f838d55f58b078670e2.exe
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Size
80KB
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MD5
2069041b34fe8f366d8e578c6afd7f46
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SHA1
67cd294fa9ccc6572ebd88de2d07e8a223d31a09
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SHA256
0f9e0877150e82b7e59e54bb5609cd665f1012bfbf323f838d55f58b078670e2
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SHA512
4c0d2240f1e47378ca53d3fe32c3671abd01fa9b8ffc4c13c2a4cbad708d3b81e68d1b8ada804bc8db5c6c283d616251a8b3fea1c929e2ac04ac903dcecfe0a4
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 2464 MediaCenter.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
0f9e0877150e82b7e59e54bb5609cd665f1012bfbf323f838d55f58b078670e2.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation 0f9e0877150e82b7e59e54bb5609cd665f1012bfbf323f838d55f58b078670e2.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
0f9e0877150e82b7e59e54bb5609cd665f1012bfbf323f838d55f58b078670e2.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 0f9e0877150e82b7e59e54bb5609cd665f1012bfbf323f838d55f58b078670e2.exe -
Drops file in Windows directory 3 IoCs
Processes:
TiWorker.exesvchost.exedescription ioc process File opened for modification C:\Windows\Logs\CBS\CBS.log TiWorker.exe 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 -
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\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\LANConnectionCount = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\UplinkUsageBps = "0" svchost.exe Key created \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Settings 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\DownloadMonthlyGroupBytes = "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\UploadRatePct = "100" 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\DownloadMonthlyLinkLocalBytes = "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\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\Usage\CPUpct = "0.000000" 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\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\UploadMonthlyInternetBytes = "0" 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\Config\DownloadMode_BackCompat = "1" 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\MonthlyUploadRestriction = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\KVFileExpirationTime = "132892978551499001" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\NormalDownloadCount = "0" svchost.exe Set value (str) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.237531" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4308" 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\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\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\DownloadMonthlyInternetBytes = "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\InternetConnectionCount = "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\BkDownloadRatePct = "45" 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\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\DownloadMonthlyRateBkCnt = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4072" svchost.exe Set value (str) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.135379" 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\LinkLocalConnectionCount = "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:
0f9e0877150e82b7e59e54bb5609cd665f1012bfbf323f838d55f58b078670e2.exeTiWorker.exedescription pid process Token: SeIncBasePriorityPrivilege 3876 0f9e0877150e82b7e59e54bb5609cd665f1012bfbf323f838d55f58b078670e2.exe Token: SeSecurityPrivilege 3076 TiWorker.exe Token: SeRestorePrivilege 3076 TiWorker.exe Token: SeBackupPrivilege 3076 TiWorker.exe Token: SeBackupPrivilege 3076 TiWorker.exe Token: SeRestorePrivilege 3076 TiWorker.exe Token: SeSecurityPrivilege 3076 TiWorker.exe Token: SeBackupPrivilege 3076 TiWorker.exe Token: SeRestorePrivilege 3076 TiWorker.exe Token: SeSecurityPrivilege 3076 TiWorker.exe Token: SeBackupPrivilege 3076 TiWorker.exe Token: SeRestorePrivilege 3076 TiWorker.exe Token: SeSecurityPrivilege 3076 TiWorker.exe Token: SeBackupPrivilege 3076 TiWorker.exe Token: SeRestorePrivilege 3076 TiWorker.exe Token: SeSecurityPrivilege 3076 TiWorker.exe Token: SeBackupPrivilege 3076 TiWorker.exe Token: SeRestorePrivilege 3076 TiWorker.exe Token: SeSecurityPrivilege 3076 TiWorker.exe Token: SeBackupPrivilege 3076 TiWorker.exe Token: SeRestorePrivilege 3076 TiWorker.exe Token: SeSecurityPrivilege 3076 TiWorker.exe Token: SeBackupPrivilege 3076 TiWorker.exe Token: SeRestorePrivilege 3076 TiWorker.exe Token: SeSecurityPrivilege 3076 TiWorker.exe Token: SeBackupPrivilege 3076 TiWorker.exe Token: SeRestorePrivilege 3076 TiWorker.exe Token: SeSecurityPrivilege 3076 TiWorker.exe Token: SeBackupPrivilege 3076 TiWorker.exe Token: SeRestorePrivilege 3076 TiWorker.exe Token: SeSecurityPrivilege 3076 TiWorker.exe Token: SeBackupPrivilege 3076 TiWorker.exe Token: SeRestorePrivilege 3076 TiWorker.exe Token: SeSecurityPrivilege 3076 TiWorker.exe Token: SeBackupPrivilege 3076 TiWorker.exe Token: SeRestorePrivilege 3076 TiWorker.exe Token: SeSecurityPrivilege 3076 TiWorker.exe Token: SeBackupPrivilege 3076 TiWorker.exe Token: SeRestorePrivilege 3076 TiWorker.exe Token: SeSecurityPrivilege 3076 TiWorker.exe Token: SeBackupPrivilege 3076 TiWorker.exe Token: SeRestorePrivilege 3076 TiWorker.exe Token: SeSecurityPrivilege 3076 TiWorker.exe Token: SeBackupPrivilege 3076 TiWorker.exe Token: SeRestorePrivilege 3076 TiWorker.exe Token: SeSecurityPrivilege 3076 TiWorker.exe Token: SeBackupPrivilege 3076 TiWorker.exe Token: SeRestorePrivilege 3076 TiWorker.exe Token: SeSecurityPrivilege 3076 TiWorker.exe Token: SeBackupPrivilege 3076 TiWorker.exe Token: SeRestorePrivilege 3076 TiWorker.exe Token: SeSecurityPrivilege 3076 TiWorker.exe Token: SeBackupPrivilege 3076 TiWorker.exe Token: SeRestorePrivilege 3076 TiWorker.exe Token: SeSecurityPrivilege 3076 TiWorker.exe Token: SeBackupPrivilege 3076 TiWorker.exe Token: SeRestorePrivilege 3076 TiWorker.exe Token: SeSecurityPrivilege 3076 TiWorker.exe Token: SeBackupPrivilege 3076 TiWorker.exe Token: SeRestorePrivilege 3076 TiWorker.exe Token: SeSecurityPrivilege 3076 TiWorker.exe Token: SeBackupPrivilege 3076 TiWorker.exe Token: SeRestorePrivilege 3076 TiWorker.exe Token: SeSecurityPrivilege 3076 TiWorker.exe -
Suspicious use of WriteProcessMemory 9 IoCs
Processes:
0f9e0877150e82b7e59e54bb5609cd665f1012bfbf323f838d55f58b078670e2.execmd.exedescription pid process target process PID 3876 wrote to memory of 2464 3876 0f9e0877150e82b7e59e54bb5609cd665f1012bfbf323f838d55f58b078670e2.exe MediaCenter.exe PID 3876 wrote to memory of 2464 3876 0f9e0877150e82b7e59e54bb5609cd665f1012bfbf323f838d55f58b078670e2.exe MediaCenter.exe PID 3876 wrote to memory of 2464 3876 0f9e0877150e82b7e59e54bb5609cd665f1012bfbf323f838d55f58b078670e2.exe MediaCenter.exe PID 3876 wrote to memory of 432 3876 0f9e0877150e82b7e59e54bb5609cd665f1012bfbf323f838d55f58b078670e2.exe cmd.exe PID 3876 wrote to memory of 432 3876 0f9e0877150e82b7e59e54bb5609cd665f1012bfbf323f838d55f58b078670e2.exe cmd.exe PID 3876 wrote to memory of 432 3876 0f9e0877150e82b7e59e54bb5609cd665f1012bfbf323f838d55f58b078670e2.exe cmd.exe PID 432 wrote to memory of 3892 432 cmd.exe PING.EXE PID 432 wrote to memory of 3892 432 cmd.exe PING.EXE PID 432 wrote to memory of 3892 432 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\0f9e0877150e82b7e59e54bb5609cd665f1012bfbf323f838d55f58b078670e2.exe"C:\Users\Admin\AppData\Local\Temp\0f9e0877150e82b7e59e54bb5609cd665f1012bfbf323f838d55f58b078670e2.exe"1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3876 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:2464 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\0f9e0877150e82b7e59e54bb5609cd665f1012bfbf323f838d55f58b078670e2.exe"2⤵
- Suspicious use of WriteProcessMemory
PID:432 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:3892
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C:\Windows\system32\MusNotifyIcon.exe%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 131⤵
- Checks processor information in registry
PID:2476
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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:4076
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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:3076
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
c2c327e5de781d4bfde54ebe9e678929
SHA1f96bc0d72b8137447c905f934c3b7a538c502259
SHA2563132b1dce0fe05c185e32a00a8d2324ea68797b69fc8e6247bdc77262f8a80f9
SHA5125ee39488fca976a251b18e54087fd7f8fa02e1d6d8407c7ffd434e4859b83b9eab7591098655c14bf129b2254805157f7036e1568b315ee55072133108d64b20
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MD5
c2c327e5de781d4bfde54ebe9e678929
SHA1f96bc0d72b8137447c905f934c3b7a538c502259
SHA2563132b1dce0fe05c185e32a00a8d2324ea68797b69fc8e6247bdc77262f8a80f9
SHA5125ee39488fca976a251b18e54087fd7f8fa02e1d6d8407c7ffd434e4859b83b9eab7591098655c14bf129b2254805157f7036e1568b315ee55072133108d64b20