Analysis
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max time kernel
165s -
max time network
172s -
platform
windows10-2004_x64 -
resource
win10v2004-en-20220112 -
submitted
12-02-2022 07:31
Static task
static1
Behavioral task
behavioral1
Sample
0d5686eb3dd9cb3cd1afe6b1480987e110f87f5ec411ebdb859e5cdcafcf8da0.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
0d5686eb3dd9cb3cd1afe6b1480987e110f87f5ec411ebdb859e5cdcafcf8da0.exe
Resource
win10v2004-en-20220112
General
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Target
0d5686eb3dd9cb3cd1afe6b1480987e110f87f5ec411ebdb859e5cdcafcf8da0.exe
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Size
79KB
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MD5
af596dce04d3925be0dd1dc2b74351ee
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SHA1
cee118a8628368d6616dde48c0efa38003cd3477
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SHA256
0d5686eb3dd9cb3cd1afe6b1480987e110f87f5ec411ebdb859e5cdcafcf8da0
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SHA512
03da9d29e0efb473e49586378d57616609829f792bbe749da3746fee31f964b2b4c8a75cc070b6b729320c728cfb9b291475d475da880e3891c4fc48e096d0d9
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 1368 MediaCenter.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
0d5686eb3dd9cb3cd1afe6b1480987e110f87f5ec411ebdb859e5cdcafcf8da0.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation 0d5686eb3dd9cb3cd1afe6b1480987e110f87f5ec411ebdb859e5cdcafcf8da0.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
0d5686eb3dd9cb3cd1afe6b1480987e110f87f5ec411ebdb859e5cdcafcf8da0.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 0d5686eb3dd9cb3cd1afe6b1480987e110f87f5ec411ebdb859e5cdcafcf8da0.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\GroupConnectionCount = "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\Config\DownloadMode_BackCompat = "1" 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 (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\LANConnectionCount = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4044" svchost.exe Set value (str) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "24.995861" svchost.exe Set value (str) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "1.562438" 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\CacheSizeBytes = "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 Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\KVFileExpirationTime = "132893012454366725" 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 = "4272" 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\UplinkBps = "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 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\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\UploadMonthlyLanBytes = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyCacheHostBytes = "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\LinkLocalConnectionCount = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\BkDownloadRatePct = "45" svchost.exe Set value (str) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "5.645285" 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\UploadMonthlyInternetBytes = "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\FrDownloadRatePct = "90" 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\UplinkUsageBps = "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\Usage\DownloadMonthlyLanBytes = "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\DownloadMonthlyRateFrBps = "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\PeerInfoCount = "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\SwarmCount = "0" svchost.exe -
Runs ping.exe 1 TTPs 1 IoCs
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Suspicious use of AdjustPrivilegeToken 64 IoCs
Processes:
0d5686eb3dd9cb3cd1afe6b1480987e110f87f5ec411ebdb859e5cdcafcf8da0.exeTiWorker.exedescription pid process Token: SeIncBasePriorityPrivilege 2652 0d5686eb3dd9cb3cd1afe6b1480987e110f87f5ec411ebdb859e5cdcafcf8da0.exe Token: SeSecurityPrivilege 2696 TiWorker.exe Token: SeRestorePrivilege 2696 TiWorker.exe Token: SeBackupPrivilege 2696 TiWorker.exe Token: SeBackupPrivilege 2696 TiWorker.exe Token: SeRestorePrivilege 2696 TiWorker.exe Token: SeSecurityPrivilege 2696 TiWorker.exe Token: SeBackupPrivilege 2696 TiWorker.exe Token: SeRestorePrivilege 2696 TiWorker.exe Token: SeSecurityPrivilege 2696 TiWorker.exe Token: SeBackupPrivilege 2696 TiWorker.exe Token: SeRestorePrivilege 2696 TiWorker.exe Token: SeSecurityPrivilege 2696 TiWorker.exe Token: SeBackupPrivilege 2696 TiWorker.exe Token: SeRestorePrivilege 2696 TiWorker.exe Token: SeSecurityPrivilege 2696 TiWorker.exe Token: SeBackupPrivilege 2696 TiWorker.exe Token: SeRestorePrivilege 2696 TiWorker.exe Token: SeSecurityPrivilege 2696 TiWorker.exe Token: SeBackupPrivilege 2696 TiWorker.exe Token: SeRestorePrivilege 2696 TiWorker.exe Token: SeSecurityPrivilege 2696 TiWorker.exe Token: SeBackupPrivilege 2696 TiWorker.exe Token: SeRestorePrivilege 2696 TiWorker.exe Token: SeSecurityPrivilege 2696 TiWorker.exe Token: SeBackupPrivilege 2696 TiWorker.exe Token: SeRestorePrivilege 2696 TiWorker.exe Token: SeSecurityPrivilege 2696 TiWorker.exe Token: SeBackupPrivilege 2696 TiWorker.exe Token: SeRestorePrivilege 2696 TiWorker.exe Token: SeSecurityPrivilege 2696 TiWorker.exe Token: SeBackupPrivilege 2696 TiWorker.exe Token: SeRestorePrivilege 2696 TiWorker.exe Token: SeSecurityPrivilege 2696 TiWorker.exe Token: SeBackupPrivilege 2696 TiWorker.exe Token: SeRestorePrivilege 2696 TiWorker.exe Token: SeSecurityPrivilege 2696 TiWorker.exe Token: SeBackupPrivilege 2696 TiWorker.exe Token: SeRestorePrivilege 2696 TiWorker.exe Token: SeSecurityPrivilege 2696 TiWorker.exe Token: SeBackupPrivilege 2696 TiWorker.exe Token: SeRestorePrivilege 2696 TiWorker.exe Token: SeSecurityPrivilege 2696 TiWorker.exe Token: SeBackupPrivilege 2696 TiWorker.exe Token: SeRestorePrivilege 2696 TiWorker.exe Token: SeSecurityPrivilege 2696 TiWorker.exe Token: SeBackupPrivilege 2696 TiWorker.exe Token: SeRestorePrivilege 2696 TiWorker.exe Token: SeSecurityPrivilege 2696 TiWorker.exe Token: SeBackupPrivilege 2696 TiWorker.exe Token: SeRestorePrivilege 2696 TiWorker.exe Token: SeSecurityPrivilege 2696 TiWorker.exe Token: SeBackupPrivilege 2696 TiWorker.exe Token: SeRestorePrivilege 2696 TiWorker.exe Token: SeSecurityPrivilege 2696 TiWorker.exe Token: SeBackupPrivilege 2696 TiWorker.exe Token: SeRestorePrivilege 2696 TiWorker.exe Token: SeSecurityPrivilege 2696 TiWorker.exe Token: SeBackupPrivilege 2696 TiWorker.exe Token: SeRestorePrivilege 2696 TiWorker.exe Token: SeSecurityPrivilege 2696 TiWorker.exe Token: SeBackupPrivilege 2696 TiWorker.exe Token: SeRestorePrivilege 2696 TiWorker.exe Token: SeSecurityPrivilege 2696 TiWorker.exe -
Suspicious use of WriteProcessMemory 9 IoCs
Processes:
0d5686eb3dd9cb3cd1afe6b1480987e110f87f5ec411ebdb859e5cdcafcf8da0.execmd.exedescription pid process target process PID 2652 wrote to memory of 1368 2652 0d5686eb3dd9cb3cd1afe6b1480987e110f87f5ec411ebdb859e5cdcafcf8da0.exe MediaCenter.exe PID 2652 wrote to memory of 1368 2652 0d5686eb3dd9cb3cd1afe6b1480987e110f87f5ec411ebdb859e5cdcafcf8da0.exe MediaCenter.exe PID 2652 wrote to memory of 1368 2652 0d5686eb3dd9cb3cd1afe6b1480987e110f87f5ec411ebdb859e5cdcafcf8da0.exe MediaCenter.exe PID 2652 wrote to memory of 2828 2652 0d5686eb3dd9cb3cd1afe6b1480987e110f87f5ec411ebdb859e5cdcafcf8da0.exe cmd.exe PID 2652 wrote to memory of 2828 2652 0d5686eb3dd9cb3cd1afe6b1480987e110f87f5ec411ebdb859e5cdcafcf8da0.exe cmd.exe PID 2652 wrote to memory of 2828 2652 0d5686eb3dd9cb3cd1afe6b1480987e110f87f5ec411ebdb859e5cdcafcf8da0.exe cmd.exe PID 2828 wrote to memory of 1932 2828 cmd.exe PING.EXE PID 2828 wrote to memory of 1932 2828 cmd.exe PING.EXE PID 2828 wrote to memory of 1932 2828 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\0d5686eb3dd9cb3cd1afe6b1480987e110f87f5ec411ebdb859e5cdcafcf8da0.exe"C:\Users\Admin\AppData\Local\Temp\0d5686eb3dd9cb3cd1afe6b1480987e110f87f5ec411ebdb859e5cdcafcf8da0.exe"1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2652 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:1368 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\0d5686eb3dd9cb3cd1afe6b1480987e110f87f5ec411ebdb859e5cdcafcf8da0.exe"2⤵
- Suspicious use of WriteProcessMemory
PID:2828 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:1932
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C:\Windows\system32\MusNotifyIcon.exe%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 131⤵
- Checks processor information in registry
PID:3780
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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:2740
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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:2696
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
2ceb38e85bb3d9859b397f3f764c222d
SHA13163f969a8beb0e2483dc673f83bc2d91484fef9
SHA25685fe6edcf0a2916d16428407f72f27dbb05b297e7ea976ebd34d8533deec8c99
SHA5128c08ab64b38d9e7c1e83dc91bd9b8651764fc531bac0e74c977914a6f82347fa395e87eb90db15b80b15ab45e471742a08e3ea7cda7c751085b12da2cb375935
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MD5
2ceb38e85bb3d9859b397f3f764c222d
SHA13163f969a8beb0e2483dc673f83bc2d91484fef9
SHA25685fe6edcf0a2916d16428407f72f27dbb05b297e7ea976ebd34d8533deec8c99
SHA5128c08ab64b38d9e7c1e83dc91bd9b8651764fc531bac0e74c977914a6f82347fa395e87eb90db15b80b15ab45e471742a08e3ea7cda7c751085b12da2cb375935