Analysis
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max time kernel
164s -
max time network
178s -
platform
windows10-2004_x64 -
resource
win10v2004-en-20220112 -
submitted
12-02-2022 04:54
Static task
static1
Behavioral task
behavioral1
Sample
1411f380acce00ac3ae8c85a3e628b8ce4271b01bea564468b24c01253dee020.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
1411f380acce00ac3ae8c85a3e628b8ce4271b01bea564468b24c01253dee020.exe
Resource
win10v2004-en-20220112
General
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Target
1411f380acce00ac3ae8c85a3e628b8ce4271b01bea564468b24c01253dee020.exe
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Size
80KB
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MD5
81add44057e00363e572e1acefbfb9b4
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SHA1
f0d7dd557f4be6c5840ac7e149edf740a12dea11
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SHA256
1411f380acce00ac3ae8c85a3e628b8ce4271b01bea564468b24c01253dee020
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SHA512
3fcf6b6568f80fb581c0b9e27a6ac16a502a1dd06f3d3a0d03ea581f301c9dadb03d1370e151a832e4ba4db979c840e0e3f8ab5ca1a99b1b88751db20d5a2865
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 3048 MediaCenter.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
1411f380acce00ac3ae8c85a3e628b8ce4271b01bea564468b24c01253dee020.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation 1411f380acce00ac3ae8c85a3e628b8ce4271b01bea564468b24c01253dee020.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
1411f380acce00ac3ae8c85a3e628b8ce4271b01bea564468b24c01253dee020.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 1411f380acce00ac3ae8c85a3e628b8ce4271b01bea564468b24c01253dee020.exe -
Drops file in Windows directory 2 IoCs
Processes:
TiWorker.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 -
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 46 IoCs
Processes:
svchost.exedescription ioc process 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\LinkLocalConnectionCount = "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\SwarmCount = "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\NormalDownloadPendingCount = "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\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\InternetConnectionCount = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownlinkBps = "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\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\DownloadMonthlyRateFrCnt = "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\NormalDownloadCount = "0" 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\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\CacheSizeBytes = "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\MemoryUsageKB = "3712" 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\MonthlyUploadRestriction = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "3684" 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\MonthID = "2" 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\UplinkUsageBps = "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 (str) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.331126" 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\DownloadMonthlyRateBkBps = "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\GroupConnectionCount = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownlinkUsageBps = "0" svchost.exe Set value (str) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.243899" svchost.exe Key created \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config svchost.exe Set value (str) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.000000" svchost.exe -
Runs ping.exe 1 TTPs 1 IoCs
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Suspicious use of AdjustPrivilegeToken 34 IoCs
Processes:
1411f380acce00ac3ae8c85a3e628b8ce4271b01bea564468b24c01253dee020.exeTiWorker.exedescription pid process Token: SeIncBasePriorityPrivilege 1468 1411f380acce00ac3ae8c85a3e628b8ce4271b01bea564468b24c01253dee020.exe Token: SeSecurityPrivilege 3592 TiWorker.exe Token: SeRestorePrivilege 3592 TiWorker.exe Token: SeBackupPrivilege 3592 TiWorker.exe Token: SeBackupPrivilege 3592 TiWorker.exe Token: SeRestorePrivilege 3592 TiWorker.exe Token: SeSecurityPrivilege 3592 TiWorker.exe Token: SeBackupPrivilege 3592 TiWorker.exe Token: SeRestorePrivilege 3592 TiWorker.exe Token: SeSecurityPrivilege 3592 TiWorker.exe Token: SeBackupPrivilege 3592 TiWorker.exe Token: SeRestorePrivilege 3592 TiWorker.exe Token: SeSecurityPrivilege 3592 TiWorker.exe Token: SeBackupPrivilege 3592 TiWorker.exe Token: SeRestorePrivilege 3592 TiWorker.exe Token: SeSecurityPrivilege 3592 TiWorker.exe Token: SeBackupPrivilege 3592 TiWorker.exe Token: SeRestorePrivilege 3592 TiWorker.exe Token: SeSecurityPrivilege 3592 TiWorker.exe Token: SeBackupPrivilege 3592 TiWorker.exe Token: SeRestorePrivilege 3592 TiWorker.exe Token: SeSecurityPrivilege 3592 TiWorker.exe Token: SeBackupPrivilege 3592 TiWorker.exe Token: SeRestorePrivilege 3592 TiWorker.exe Token: SeSecurityPrivilege 3592 TiWorker.exe Token: SeBackupPrivilege 3592 TiWorker.exe Token: SeRestorePrivilege 3592 TiWorker.exe Token: SeSecurityPrivilege 3592 TiWorker.exe Token: SeBackupPrivilege 3592 TiWorker.exe Token: SeRestorePrivilege 3592 TiWorker.exe Token: SeSecurityPrivilege 3592 TiWorker.exe Token: SeBackupPrivilege 3592 TiWorker.exe Token: SeRestorePrivilege 3592 TiWorker.exe Token: SeSecurityPrivilege 3592 TiWorker.exe -
Suspicious use of WriteProcessMemory 9 IoCs
Processes:
1411f380acce00ac3ae8c85a3e628b8ce4271b01bea564468b24c01253dee020.execmd.exedescription pid process target process PID 1468 wrote to memory of 3048 1468 1411f380acce00ac3ae8c85a3e628b8ce4271b01bea564468b24c01253dee020.exe MediaCenter.exe PID 1468 wrote to memory of 3048 1468 1411f380acce00ac3ae8c85a3e628b8ce4271b01bea564468b24c01253dee020.exe MediaCenter.exe PID 1468 wrote to memory of 3048 1468 1411f380acce00ac3ae8c85a3e628b8ce4271b01bea564468b24c01253dee020.exe MediaCenter.exe PID 1468 wrote to memory of 1860 1468 1411f380acce00ac3ae8c85a3e628b8ce4271b01bea564468b24c01253dee020.exe cmd.exe PID 1468 wrote to memory of 1860 1468 1411f380acce00ac3ae8c85a3e628b8ce4271b01bea564468b24c01253dee020.exe cmd.exe PID 1468 wrote to memory of 1860 1468 1411f380acce00ac3ae8c85a3e628b8ce4271b01bea564468b24c01253dee020.exe cmd.exe PID 1860 wrote to memory of 3808 1860 cmd.exe PING.EXE PID 1860 wrote to memory of 3808 1860 cmd.exe PING.EXE PID 1860 wrote to memory of 3808 1860 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\1411f380acce00ac3ae8c85a3e628b8ce4271b01bea564468b24c01253dee020.exe"C:\Users\Admin\AppData\Local\Temp\1411f380acce00ac3ae8c85a3e628b8ce4271b01bea564468b24c01253dee020.exe"1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1468 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:3048 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\1411f380acce00ac3ae8c85a3e628b8ce4271b01bea564468b24c01253dee020.exe"2⤵
- Suspicious use of WriteProcessMemory
PID:1860 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:3808
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C:\Windows\system32\MusNotifyIcon.exe%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 131⤵
- Checks processor information in registry
PID:760
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C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k NetworkService -p1⤵
- Modifies data under HKEY_USERS
PID:3740
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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:3592
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
0799ca1f7ee662f42201924b5595ab4b
SHA17eed64c1599d3d37ddc0c79d93ae4a083fd96d5d
SHA25640f607ac89b90a4f76a0b35645d38ecd7c8c0e5db9ba6e2f19681ac5b358546c
SHA51282b38976882b39917a823a535e3a9506f0fa86aa5b78cfe6bc4523cf8b3baa0b76d832a226abdaeb2d96e94f4e363ff206f0fb73803a200466a4d28806367151
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MD5
0799ca1f7ee662f42201924b5595ab4b
SHA17eed64c1599d3d37ddc0c79d93ae4a083fd96d5d
SHA25640f607ac89b90a4f76a0b35645d38ecd7c8c0e5db9ba6e2f19681ac5b358546c
SHA51282b38976882b39917a823a535e3a9506f0fa86aa5b78cfe6bc4523cf8b3baa0b76d832a226abdaeb2d96e94f4e363ff206f0fb73803a200466a4d28806367151