Analysis
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max time kernel
173s -
max time network
185s -
platform
windows10-2004_x64 -
resource
win10v2004-en-20220112 -
submitted
12-02-2022 07:18
Static task
static1
Behavioral task
behavioral1
Sample
0debaa1f24814c2431f5e3bce0a7d24fbe905e630e07f9ca3abc6a61cc520f1f.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
0debaa1f24814c2431f5e3bce0a7d24fbe905e630e07f9ca3abc6a61cc520f1f.exe
Resource
win10v2004-en-20220112
General
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Target
0debaa1f24814c2431f5e3bce0a7d24fbe905e630e07f9ca3abc6a61cc520f1f.exe
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Size
216KB
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MD5
11e248750e129635ef60684239d7963a
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SHA1
d98cd19fe0b0ac678e467afaee3cf8e5dbf2a281
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SHA256
0debaa1f24814c2431f5e3bce0a7d24fbe905e630e07f9ca3abc6a61cc520f1f
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SHA512
e8a7e3c1a249f539e38a927493cb201de8cd7497dcdc4f3ccbfcc0078db2e948c23e252f0e6ac542d70b917b41ed0b4cefc7927e3fa00e711460611c2647cfc6
Malware Config
Signatures
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Sakula Payload 3 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 behavioral2/memory/3152-132-0x0000000000400000-0x0000000000420000-memory.dmp family_sakula -
Executes dropped EXE 1 IoCs
Processes:
MediaCenter.exepid process 1256 MediaCenter.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
0debaa1f24814c2431f5e3bce0a7d24fbe905e630e07f9ca3abc6a61cc520f1f.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation 0debaa1f24814c2431f5e3bce0a7d24fbe905e630e07f9ca3abc6a61cc520f1f.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
0debaa1f24814c2431f5e3bce0a7d24fbe905e630e07f9ca3abc6a61cc520f1f.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 0debaa1f24814c2431f5e3bce0a7d24fbe905e630e07f9ca3abc6a61cc520f1f.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 value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz MusNotifyIcon.exe Key opened \Registry\Machine\HARDWARE\DESCRIPTION\System\CentralProcessor\0 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\LinkLocalConnectionCount = "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\UplinkBps = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4232" 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\DownloadMode_BackCompat = "1" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\KVFileExpirationTime = "132893004404558666" 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\DownloadMonthlyRateBkCnt = "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\DownlinkBps = "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\Usage\NormalDownloadCount = "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 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\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 (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\SwarmCount = "1" 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\UploadCount = "0" svchost.exe Set value (str) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "2.205904" 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\DownloadMonthlyRateFrBps = "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 (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\InternetConnectionCount = "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\MemoryUsageKB = "4136" 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\DownlinkUsageBps = "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\UploadMonthlyLanBytes = "0" svchost.exe Set value (str) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "2.314774" svchost.exe Set value (str) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "5.557085" 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\Usage 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\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\LANConnectionCount = "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\MonthlyUploadRestriction = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\PriorityDownloadCount = "0" svchost.exe -
Runs ping.exe 1 TTPs 1 IoCs
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Suspicious use of AdjustPrivilegeToken 64 IoCs
Processes:
0debaa1f24814c2431f5e3bce0a7d24fbe905e630e07f9ca3abc6a61cc520f1f.exeTiWorker.exedescription pid process Token: SeIncBasePriorityPrivilege 3152 0debaa1f24814c2431f5e3bce0a7d24fbe905e630e07f9ca3abc6a61cc520f1f.exe Token: SeSecurityPrivilege 2380 TiWorker.exe Token: SeRestorePrivilege 2380 TiWorker.exe Token: SeBackupPrivilege 2380 TiWorker.exe Token: SeBackupPrivilege 2380 TiWorker.exe Token: SeRestorePrivilege 2380 TiWorker.exe Token: SeSecurityPrivilege 2380 TiWorker.exe Token: SeBackupPrivilege 2380 TiWorker.exe Token: SeRestorePrivilege 2380 TiWorker.exe Token: SeSecurityPrivilege 2380 TiWorker.exe Token: SeBackupPrivilege 2380 TiWorker.exe Token: SeRestorePrivilege 2380 TiWorker.exe Token: SeSecurityPrivilege 2380 TiWorker.exe Token: SeBackupPrivilege 2380 TiWorker.exe Token: SeRestorePrivilege 2380 TiWorker.exe Token: SeSecurityPrivilege 2380 TiWorker.exe Token: SeBackupPrivilege 2380 TiWorker.exe Token: SeRestorePrivilege 2380 TiWorker.exe Token: SeSecurityPrivilege 2380 TiWorker.exe Token: SeBackupPrivilege 2380 TiWorker.exe Token: SeRestorePrivilege 2380 TiWorker.exe Token: SeSecurityPrivilege 2380 TiWorker.exe Token: SeBackupPrivilege 2380 TiWorker.exe Token: SeRestorePrivilege 2380 TiWorker.exe Token: SeSecurityPrivilege 2380 TiWorker.exe Token: SeBackupPrivilege 2380 TiWorker.exe Token: SeRestorePrivilege 2380 TiWorker.exe Token: SeSecurityPrivilege 2380 TiWorker.exe Token: SeBackupPrivilege 2380 TiWorker.exe Token: SeRestorePrivilege 2380 TiWorker.exe Token: SeSecurityPrivilege 2380 TiWorker.exe Token: SeBackupPrivilege 2380 TiWorker.exe Token: SeRestorePrivilege 2380 TiWorker.exe Token: SeSecurityPrivilege 2380 TiWorker.exe Token: SeBackupPrivilege 2380 TiWorker.exe Token: SeRestorePrivilege 2380 TiWorker.exe Token: SeSecurityPrivilege 2380 TiWorker.exe Token: SeBackupPrivilege 2380 TiWorker.exe Token: SeRestorePrivilege 2380 TiWorker.exe Token: SeSecurityPrivilege 2380 TiWorker.exe Token: SeBackupPrivilege 2380 TiWorker.exe Token: SeRestorePrivilege 2380 TiWorker.exe Token: SeSecurityPrivilege 2380 TiWorker.exe Token: SeBackupPrivilege 2380 TiWorker.exe Token: SeRestorePrivilege 2380 TiWorker.exe Token: SeSecurityPrivilege 2380 TiWorker.exe Token: SeBackupPrivilege 2380 TiWorker.exe Token: SeRestorePrivilege 2380 TiWorker.exe Token: SeSecurityPrivilege 2380 TiWorker.exe Token: SeBackupPrivilege 2380 TiWorker.exe Token: SeRestorePrivilege 2380 TiWorker.exe Token: SeSecurityPrivilege 2380 TiWorker.exe Token: SeBackupPrivilege 2380 TiWorker.exe Token: SeRestorePrivilege 2380 TiWorker.exe Token: SeSecurityPrivilege 2380 TiWorker.exe Token: SeBackupPrivilege 2380 TiWorker.exe Token: SeRestorePrivilege 2380 TiWorker.exe Token: SeSecurityPrivilege 2380 TiWorker.exe Token: SeBackupPrivilege 2380 TiWorker.exe Token: SeRestorePrivilege 2380 TiWorker.exe Token: SeSecurityPrivilege 2380 TiWorker.exe Token: SeBackupPrivilege 2380 TiWorker.exe Token: SeRestorePrivilege 2380 TiWorker.exe Token: SeSecurityPrivilege 2380 TiWorker.exe -
Suspicious use of WriteProcessMemory 9 IoCs
Processes:
0debaa1f24814c2431f5e3bce0a7d24fbe905e630e07f9ca3abc6a61cc520f1f.execmd.exedescription pid process target process PID 3152 wrote to memory of 1256 3152 0debaa1f24814c2431f5e3bce0a7d24fbe905e630e07f9ca3abc6a61cc520f1f.exe MediaCenter.exe PID 3152 wrote to memory of 1256 3152 0debaa1f24814c2431f5e3bce0a7d24fbe905e630e07f9ca3abc6a61cc520f1f.exe MediaCenter.exe PID 3152 wrote to memory of 1256 3152 0debaa1f24814c2431f5e3bce0a7d24fbe905e630e07f9ca3abc6a61cc520f1f.exe MediaCenter.exe PID 3152 wrote to memory of 3840 3152 0debaa1f24814c2431f5e3bce0a7d24fbe905e630e07f9ca3abc6a61cc520f1f.exe cmd.exe PID 3152 wrote to memory of 3840 3152 0debaa1f24814c2431f5e3bce0a7d24fbe905e630e07f9ca3abc6a61cc520f1f.exe cmd.exe PID 3152 wrote to memory of 3840 3152 0debaa1f24814c2431f5e3bce0a7d24fbe905e630e07f9ca3abc6a61cc520f1f.exe cmd.exe PID 3840 wrote to memory of 4036 3840 cmd.exe PING.EXE PID 3840 wrote to memory of 4036 3840 cmd.exe PING.EXE PID 3840 wrote to memory of 4036 3840 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\0debaa1f24814c2431f5e3bce0a7d24fbe905e630e07f9ca3abc6a61cc520f1f.exe"C:\Users\Admin\AppData\Local\Temp\0debaa1f24814c2431f5e3bce0a7d24fbe905e630e07f9ca3abc6a61cc520f1f.exe"1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3152 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:1256 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\0debaa1f24814c2431f5e3bce0a7d24fbe905e630e07f9ca3abc6a61cc520f1f.exe"2⤵
- Suspicious use of WriteProcessMemory
PID:3840 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:4036
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C:\Windows\system32\MusNotifyIcon.exe%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 131⤵
- Checks processor information in registry
PID:3128
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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:2944
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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:2380
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
9a55984636b02fa58e631d4aef765627
SHA1b2746154719a5e37512172d8a927b101f381b703
SHA256c28302f5a4208d747d44fe870a291670687909b84c70219416a2acf6360feb3a
SHA5127b3e5c121ddfb7b777ea57e9ce0b93ef8938d99d8e7ba93010e4ec60692b57e798a4c4d4098e053aa6195e8d17fb13732f6c17cea2151ab8238ca65648c1492f
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MD5
9a55984636b02fa58e631d4aef765627
SHA1b2746154719a5e37512172d8a927b101f381b703
SHA256c28302f5a4208d747d44fe870a291670687909b84c70219416a2acf6360feb3a
SHA5127b3e5c121ddfb7b777ea57e9ce0b93ef8938d99d8e7ba93010e4ec60692b57e798a4c4d4098e053aa6195e8d17fb13732f6c17cea2151ab8238ca65648c1492f