Analysis
-
max time kernel
155s -
max time network
167s -
platform
windows10-2004_x64 -
resource
win10v2004-en-20220112 -
submitted
12-02-2022 06:29
Static task
static1
Behavioral task
behavioral1
Sample
0fd48d559e9a58d681dea3df5dbe55005d2864258c391d2514ac232042e5cc2e.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
0fd48d559e9a58d681dea3df5dbe55005d2864258c391d2514ac232042e5cc2e.exe
Resource
win10v2004-en-20220112
General
-
Target
0fd48d559e9a58d681dea3df5dbe55005d2864258c391d2514ac232042e5cc2e.exe
-
Size
216KB
-
MD5
2443b30396b435cd5a356b1accead931
-
SHA1
2690cc86af2d62d96ef32e7efc8a132a5489c86e
-
SHA256
0fd48d559e9a58d681dea3df5dbe55005d2864258c391d2514ac232042e5cc2e
-
SHA512
d2ef09b6c7168fe8ceb1286aa4f103866845d7e0d701d4e9645018af72f72b078e5c91300411762280b5de89589201f95a2d5ff0f040867387c76219fb1abaa5
Malware Config
Signatures
-
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/2368-132-0x0000000000400000-0x0000000000420000-memory.dmp family_sakula -
suricata: ET MALWARE SUSPICIOUS UA (iexplore)
suricata: ET MALWARE SUSPICIOUS UA (iexplore)
-
suricata: ET MALWARE Sakula/Mivast RAT CnC Beacon 1
suricata: ET MALWARE Sakula/Mivast RAT CnC Beacon 1
-
Executes dropped EXE 1 IoCs
Processes:
MediaCenter.exepid process 3344 MediaCenter.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
0fd48d559e9a58d681dea3df5dbe55005d2864258c391d2514ac232042e5cc2e.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation 0fd48d559e9a58d681dea3df5dbe55005d2864258c391d2514ac232042e5cc2e.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
0fd48d559e9a58d681dea3df5dbe55005d2864258c391d2514ac232042e5cc2e.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 0fd48d559e9a58d681dea3df5dbe55005d2864258c391d2514ac232042e5cc2e.exe -
Drops file in Windows directory 3 IoCs
Processes:
TiWorker.exesvchost.exedescription ioc process 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 File opened for modification C:\Windows\Logs\CBS\CBS.log TiWorker.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
-
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 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\Usage\DownlinkUsageBps = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\FrDownloadRatePct = "90" 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\DownloadMonthlyGroupBytes = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\SwarmCount = "0" svchost.exe Set value (str) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.037010" 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\PriorityDownloadPendingCount = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4092" 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\UplinkBps = "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\NormalDownloadPendingCount = "0" svchost.exe Set value (str) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.651056" 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 (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 (str) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.064977" 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\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\DownloadMode_BackCompat = "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\Config\KVFileExpirationTime = "132892975052015839" 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\CDNConnectionCount = "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 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\Config\DODownloadMode = "1" 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\NormalDownloadCount = "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\MemoryUsageKB = "4220" 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\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\DownloadMonthlyCdnBytes = "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\LANConnectionCount = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\LinkLocalConnectionCount = "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\DownloadMonthlyInternetBytes = "0" 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\BkDownloadRatePct = "45" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\UploadRatePct = "100" svchost.exe -
Runs ping.exe 1 TTPs 1 IoCs
-
Suspicious use of AdjustPrivilegeToken 64 IoCs
Processes:
0fd48d559e9a58d681dea3df5dbe55005d2864258c391d2514ac232042e5cc2e.exeTiWorker.exedescription pid process Token: SeIncBasePriorityPrivilege 2368 0fd48d559e9a58d681dea3df5dbe55005d2864258c391d2514ac232042e5cc2e.exe Token: SeSecurityPrivilege 3748 TiWorker.exe Token: SeRestorePrivilege 3748 TiWorker.exe Token: SeBackupPrivilege 3748 TiWorker.exe Token: SeBackupPrivilege 3748 TiWorker.exe Token: SeRestorePrivilege 3748 TiWorker.exe Token: SeSecurityPrivilege 3748 TiWorker.exe Token: SeBackupPrivilege 3748 TiWorker.exe Token: SeRestorePrivilege 3748 TiWorker.exe Token: SeSecurityPrivilege 3748 TiWorker.exe Token: SeBackupPrivilege 3748 TiWorker.exe Token: SeRestorePrivilege 3748 TiWorker.exe Token: SeSecurityPrivilege 3748 TiWorker.exe Token: SeBackupPrivilege 3748 TiWorker.exe Token: SeRestorePrivilege 3748 TiWorker.exe Token: SeSecurityPrivilege 3748 TiWorker.exe Token: SeBackupPrivilege 3748 TiWorker.exe Token: SeRestorePrivilege 3748 TiWorker.exe Token: SeSecurityPrivilege 3748 TiWorker.exe Token: SeBackupPrivilege 3748 TiWorker.exe Token: SeRestorePrivilege 3748 TiWorker.exe Token: SeSecurityPrivilege 3748 TiWorker.exe Token: SeBackupPrivilege 3748 TiWorker.exe Token: SeRestorePrivilege 3748 TiWorker.exe Token: SeSecurityPrivilege 3748 TiWorker.exe Token: SeBackupPrivilege 3748 TiWorker.exe Token: SeRestorePrivilege 3748 TiWorker.exe Token: SeSecurityPrivilege 3748 TiWorker.exe Token: SeBackupPrivilege 3748 TiWorker.exe Token: SeRestorePrivilege 3748 TiWorker.exe Token: SeSecurityPrivilege 3748 TiWorker.exe Token: SeBackupPrivilege 3748 TiWorker.exe Token: SeRestorePrivilege 3748 TiWorker.exe Token: SeSecurityPrivilege 3748 TiWorker.exe Token: SeBackupPrivilege 3748 TiWorker.exe Token: SeRestorePrivilege 3748 TiWorker.exe Token: SeSecurityPrivilege 3748 TiWorker.exe Token: SeBackupPrivilege 3748 TiWorker.exe Token: SeRestorePrivilege 3748 TiWorker.exe Token: SeSecurityPrivilege 3748 TiWorker.exe Token: SeBackupPrivilege 3748 TiWorker.exe Token: SeRestorePrivilege 3748 TiWorker.exe Token: SeSecurityPrivilege 3748 TiWorker.exe Token: SeBackupPrivilege 3748 TiWorker.exe Token: SeRestorePrivilege 3748 TiWorker.exe Token: SeSecurityPrivilege 3748 TiWorker.exe Token: SeBackupPrivilege 3748 TiWorker.exe Token: SeRestorePrivilege 3748 TiWorker.exe Token: SeSecurityPrivilege 3748 TiWorker.exe Token: SeBackupPrivilege 3748 TiWorker.exe Token: SeRestorePrivilege 3748 TiWorker.exe Token: SeSecurityPrivilege 3748 TiWorker.exe Token: SeBackupPrivilege 3748 TiWorker.exe Token: SeRestorePrivilege 3748 TiWorker.exe Token: SeSecurityPrivilege 3748 TiWorker.exe Token: SeBackupPrivilege 3748 TiWorker.exe Token: SeRestorePrivilege 3748 TiWorker.exe Token: SeSecurityPrivilege 3748 TiWorker.exe Token: SeBackupPrivilege 3748 TiWorker.exe Token: SeRestorePrivilege 3748 TiWorker.exe Token: SeSecurityPrivilege 3748 TiWorker.exe Token: SeBackupPrivilege 3748 TiWorker.exe Token: SeRestorePrivilege 3748 TiWorker.exe Token: SeSecurityPrivilege 3748 TiWorker.exe -
Suspicious use of WriteProcessMemory 9 IoCs
Processes:
0fd48d559e9a58d681dea3df5dbe55005d2864258c391d2514ac232042e5cc2e.execmd.exedescription pid process target process PID 2368 wrote to memory of 3344 2368 0fd48d559e9a58d681dea3df5dbe55005d2864258c391d2514ac232042e5cc2e.exe MediaCenter.exe PID 2368 wrote to memory of 3344 2368 0fd48d559e9a58d681dea3df5dbe55005d2864258c391d2514ac232042e5cc2e.exe MediaCenter.exe PID 2368 wrote to memory of 3344 2368 0fd48d559e9a58d681dea3df5dbe55005d2864258c391d2514ac232042e5cc2e.exe MediaCenter.exe PID 2368 wrote to memory of 3480 2368 0fd48d559e9a58d681dea3df5dbe55005d2864258c391d2514ac232042e5cc2e.exe cmd.exe PID 2368 wrote to memory of 3480 2368 0fd48d559e9a58d681dea3df5dbe55005d2864258c391d2514ac232042e5cc2e.exe cmd.exe PID 2368 wrote to memory of 3480 2368 0fd48d559e9a58d681dea3df5dbe55005d2864258c391d2514ac232042e5cc2e.exe cmd.exe PID 3480 wrote to memory of 3880 3480 cmd.exe PING.EXE PID 3480 wrote to memory of 3880 3480 cmd.exe PING.EXE PID 3480 wrote to memory of 3880 3480 cmd.exe PING.EXE
Processes
-
C:\Users\Admin\AppData\Local\Temp\0fd48d559e9a58d681dea3df5dbe55005d2864258c391d2514ac232042e5cc2e.exe"C:\Users\Admin\AppData\Local\Temp\0fd48d559e9a58d681dea3df5dbe55005d2864258c391d2514ac232042e5cc2e.exe"1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2368 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:3344 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\0fd48d559e9a58d681dea3df5dbe55005d2864258c391d2514ac232042e5cc2e.exe"2⤵
- Suspicious use of WriteProcessMemory
PID:3480 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:3880
-
C:\Windows\system32\MusNotifyIcon.exe%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 131⤵
- Checks processor information in registry
PID:4084
-
C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k NetworkService -p1⤵
- Drops file in Windows directory
- Modifies data under HKEY_USERS
PID:800
-
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:3748
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
-
MD5
db1be2c50cf664f4386db18f2a003736
SHA17876ec3d1ac61686a53ab9e7f883cead54a490a0
SHA2561078b1ed5147994e7ca69ef64276bb23ed705638715c9217ada2b780271b4a2c
SHA5120b0e6eb2db1f7e804d562fc8b91dd46e3d533cca1ce5f3cc842e8306f5b97df0cba4feaadcd6b695574fa1fd79c7ad72c6bab90c0ef55c1a50315e1a18c19c28
-
MD5
db1be2c50cf664f4386db18f2a003736
SHA17876ec3d1ac61686a53ab9e7f883cead54a490a0
SHA2561078b1ed5147994e7ca69ef64276bb23ed705638715c9217ada2b780271b4a2c
SHA5120b0e6eb2db1f7e804d562fc8b91dd46e3d533cca1ce5f3cc842e8306f5b97df0cba4feaadcd6b695574fa1fd79c7ad72c6bab90c0ef55c1a50315e1a18c19c28