Analysis
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max time kernel
160s -
max time network
173s -
platform
windows10-2004_x64 -
resource
win10v2004-en-20220112 -
submitted
12-02-2022 04:36
Static task
static1
Behavioral task
behavioral1
Sample
150d49968b3cabe018ca36455ccaebc11f9c64171a57d10a9e1ac12032214836.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
150d49968b3cabe018ca36455ccaebc11f9c64171a57d10a9e1ac12032214836.exe
Resource
win10v2004-en-20220112
General
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Target
150d49968b3cabe018ca36455ccaebc11f9c64171a57d10a9e1ac12032214836.exe
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Size
89KB
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MD5
ed32e0bb779c7118ae06535eb52ba4a0
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SHA1
5c80c9787c1cc43ef7dc1aaf023cc84ad8fcc747
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SHA256
150d49968b3cabe018ca36455ccaebc11f9c64171a57d10a9e1ac12032214836
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SHA512
e2a12c9f5de4bd178f7a3196c6f31580f671c59c4723c1f46c918359526c296ff1aa60a41790d243642984842b8f5cbf0634280443c8778fa016e010bc5409e8
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 -
suricata: ET MALWARE SUSPICIOUS UA (iexplore)
suricata: ET MALWARE SUSPICIOUS UA (iexplore)
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suricata: ET MALWARE Sakula/Mivast RAT CnC Beacon 1
suricata: ET MALWARE Sakula/Mivast RAT CnC Beacon 1
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Executes dropped EXE 1 IoCs
Processes:
MediaCenter.exepid process 380 MediaCenter.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
150d49968b3cabe018ca36455ccaebc11f9c64171a57d10a9e1ac12032214836.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation 150d49968b3cabe018ca36455ccaebc11f9c64171a57d10a9e1ac12032214836.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
150d49968b3cabe018ca36455ccaebc11f9c64171a57d10a9e1ac12032214836.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 150d49968b3cabe018ca36455ccaebc11f9c64171a57d10a9e1ac12032214836.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\Config\DownloadMode_BackCompat = "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\DownloadMonthlyRateFrBps = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\UplinkUsageBps = "0" svchost.exe Set value (str) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.000000" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\KVFileExpirationTime = "132892906390530929" 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\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\MemoryUsageKB = "4112" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4368" 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\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 = "1.908351" 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\CacheSizeBytes = "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\PriorityDownloadPendingCount = "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\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\LinkLocalConnectionCount = "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\UploadRatePct = "100" 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 = "8.335690" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\DODownloadMode = "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\DownloadMonthlyGroupBytes = "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\LANConnectionCount = "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\UploadMonthlyInternetBytes = "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\GroupConnectionCount = "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\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\DownlinkUsageBps = "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\UploadMonthlyLanBytes = "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\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\InternetConnectionCount = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MonthlyUploadRestriction = "0" svchost.exe -
Runs ping.exe 1 TTPs 1 IoCs
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Suspicious use of AdjustPrivilegeToken 64 IoCs
Processes:
TiWorker.exe150d49968b3cabe018ca36455ccaebc11f9c64171a57d10a9e1ac12032214836.exedescription pid process Token: SeSecurityPrivilege 740 TiWorker.exe Token: SeRestorePrivilege 740 TiWorker.exe Token: SeBackupPrivilege 740 TiWorker.exe Token: SeBackupPrivilege 740 TiWorker.exe Token: SeRestorePrivilege 740 TiWorker.exe Token: SeSecurityPrivilege 740 TiWorker.exe Token: SeBackupPrivilege 740 TiWorker.exe Token: SeRestorePrivilege 740 TiWorker.exe Token: SeSecurityPrivilege 740 TiWorker.exe Token: SeBackupPrivilege 740 TiWorker.exe Token: SeRestorePrivilege 740 TiWorker.exe Token: SeSecurityPrivilege 740 TiWorker.exe Token: SeBackupPrivilege 740 TiWorker.exe Token: SeRestorePrivilege 740 TiWorker.exe Token: SeSecurityPrivilege 740 TiWorker.exe Token: SeBackupPrivilege 740 TiWorker.exe Token: SeRestorePrivilege 740 TiWorker.exe Token: SeSecurityPrivilege 740 TiWorker.exe Token: SeBackupPrivilege 740 TiWorker.exe Token: SeRestorePrivilege 740 TiWorker.exe Token: SeSecurityPrivilege 740 TiWorker.exe Token: SeIncBasePriorityPrivilege 2476 150d49968b3cabe018ca36455ccaebc11f9c64171a57d10a9e1ac12032214836.exe Token: SeBackupPrivilege 740 TiWorker.exe Token: SeRestorePrivilege 740 TiWorker.exe Token: SeSecurityPrivilege 740 TiWorker.exe Token: SeBackupPrivilege 740 TiWorker.exe Token: SeRestorePrivilege 740 TiWorker.exe Token: SeSecurityPrivilege 740 TiWorker.exe Token: SeBackupPrivilege 740 TiWorker.exe Token: SeRestorePrivilege 740 TiWorker.exe Token: SeSecurityPrivilege 740 TiWorker.exe Token: SeBackupPrivilege 740 TiWorker.exe Token: SeRestorePrivilege 740 TiWorker.exe Token: SeSecurityPrivilege 740 TiWorker.exe Token: SeBackupPrivilege 740 TiWorker.exe Token: SeRestorePrivilege 740 TiWorker.exe Token: SeSecurityPrivilege 740 TiWorker.exe Token: SeBackupPrivilege 740 TiWorker.exe Token: SeRestorePrivilege 740 TiWorker.exe Token: SeSecurityPrivilege 740 TiWorker.exe Token: SeBackupPrivilege 740 TiWorker.exe Token: SeRestorePrivilege 740 TiWorker.exe Token: SeSecurityPrivilege 740 TiWorker.exe Token: SeBackupPrivilege 740 TiWorker.exe Token: SeRestorePrivilege 740 TiWorker.exe Token: SeSecurityPrivilege 740 TiWorker.exe Token: SeBackupPrivilege 740 TiWorker.exe Token: SeRestorePrivilege 740 TiWorker.exe Token: SeSecurityPrivilege 740 TiWorker.exe Token: SeBackupPrivilege 740 TiWorker.exe Token: SeRestorePrivilege 740 TiWorker.exe Token: SeSecurityPrivilege 740 TiWorker.exe Token: SeBackupPrivilege 740 TiWorker.exe Token: SeRestorePrivilege 740 TiWorker.exe Token: SeSecurityPrivilege 740 TiWorker.exe Token: SeBackupPrivilege 740 TiWorker.exe Token: SeRestorePrivilege 740 TiWorker.exe Token: SeSecurityPrivilege 740 TiWorker.exe Token: SeBackupPrivilege 740 TiWorker.exe Token: SeRestorePrivilege 740 TiWorker.exe Token: SeSecurityPrivilege 740 TiWorker.exe Token: SeBackupPrivilege 740 TiWorker.exe Token: SeRestorePrivilege 740 TiWorker.exe Token: SeSecurityPrivilege 740 TiWorker.exe -
Suspicious use of WriteProcessMemory 9 IoCs
Processes:
150d49968b3cabe018ca36455ccaebc11f9c64171a57d10a9e1ac12032214836.execmd.exedescription pid process target process PID 2476 wrote to memory of 380 2476 150d49968b3cabe018ca36455ccaebc11f9c64171a57d10a9e1ac12032214836.exe MediaCenter.exe PID 2476 wrote to memory of 380 2476 150d49968b3cabe018ca36455ccaebc11f9c64171a57d10a9e1ac12032214836.exe MediaCenter.exe PID 2476 wrote to memory of 380 2476 150d49968b3cabe018ca36455ccaebc11f9c64171a57d10a9e1ac12032214836.exe MediaCenter.exe PID 2476 wrote to memory of 3436 2476 150d49968b3cabe018ca36455ccaebc11f9c64171a57d10a9e1ac12032214836.exe cmd.exe PID 2476 wrote to memory of 3436 2476 150d49968b3cabe018ca36455ccaebc11f9c64171a57d10a9e1ac12032214836.exe cmd.exe PID 2476 wrote to memory of 3436 2476 150d49968b3cabe018ca36455ccaebc11f9c64171a57d10a9e1ac12032214836.exe cmd.exe PID 3436 wrote to memory of 1888 3436 cmd.exe PING.EXE PID 3436 wrote to memory of 1888 3436 cmd.exe PING.EXE PID 3436 wrote to memory of 1888 3436 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\150d49968b3cabe018ca36455ccaebc11f9c64171a57d10a9e1ac12032214836.exe"C:\Users\Admin\AppData\Local\Temp\150d49968b3cabe018ca36455ccaebc11f9c64171a57d10a9e1ac12032214836.exe"1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2476 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:380 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\150d49968b3cabe018ca36455ccaebc11f9c64171a57d10a9e1ac12032214836.exe"2⤵
- Suspicious use of WriteProcessMemory
PID:3436 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:1888
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C:\Windows\system32\MusNotifyIcon.exe%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 131⤵
- Checks processor information in registry
PID:1576
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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:636
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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:740
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
c10780a31bdb2abc776b0a63a6a659bd
SHA1998721866c2495ae9e0cdcb632220c33471814ee
SHA256fc3de9edc9a38072af4342bd90fa52218f6a10353eb62a80a6eb16695a9e466e
SHA5121c7c44242e6b304fe9cbd8f47a05d7ab3a1727885d28e979eb2f673a81a17c6872bd0f18f37768e990c32543985caee3a15d88befe768e6e19d9efa8139bb57a
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MD5
c10780a31bdb2abc776b0a63a6a659bd
SHA1998721866c2495ae9e0cdcb632220c33471814ee
SHA256fc3de9edc9a38072af4342bd90fa52218f6a10353eb62a80a6eb16695a9e466e
SHA5121c7c44242e6b304fe9cbd8f47a05d7ab3a1727885d28e979eb2f673a81a17c6872bd0f18f37768e990c32543985caee3a15d88befe768e6e19d9efa8139bb57a