Analysis
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max time kernel
163s -
max time network
176s -
platform
windows10-2004_x64 -
resource
win10v2004-en-20220112 -
submitted
12-02-2022 06:06
Static task
static1
Behavioral task
behavioral1
Sample
10de64fd2f9ceb40fc85c65310cec1d9f4c3a8b59f1659f2d0eb267f85963589.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
10de64fd2f9ceb40fc85c65310cec1d9f4c3a8b59f1659f2d0eb267f85963589.exe
Resource
win10v2004-en-20220112
General
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Target
10de64fd2f9ceb40fc85c65310cec1d9f4c3a8b59f1659f2d0eb267f85963589.exe
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Size
99KB
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MD5
959da290304866e40b42fdcd88e3c63a
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SHA1
e094f29d9502d1c6d373b95ce165e4c2ca26ee6c
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SHA256
10de64fd2f9ceb40fc85c65310cec1d9f4c3a8b59f1659f2d0eb267f85963589
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SHA512
8cf23e91e64844b40660e3745ff2f75851bfd49ef142b2336bff566854bd3dc960c89a5724e5970660985a2b0dfc23eaed8ab553055e3e3084811824694b843b
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 3340 MediaCenter.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
10de64fd2f9ceb40fc85c65310cec1d9f4c3a8b59f1659f2d0eb267f85963589.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation 10de64fd2f9ceb40fc85c65310cec1d9f4c3a8b59f1659f2d0eb267f85963589.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
10de64fd2f9ceb40fc85c65310cec1d9f4c3a8b59f1659f2d0eb267f85963589.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 10de64fd2f9ceb40fc85c65310cec1d9f4c3a8b59f1659f2d0eb267f85963589.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 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\Config 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\DownloadMonthlyRateFrCnt = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MonthID = "2" 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\FrDownloadRatePct = "90" 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\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\Config\KVFileExpirationTime = "132892961313013100" 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\UplinkUsageBps = "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 (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\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\UploadCount = "0" 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\CDNConnectionCount = "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\Settings 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\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\LinkLocalConnectionCount = "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\MemoryUsageKB = "4100" 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\DownloadMonthlyCacheHostBytes = "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\UplinkBps = "0" svchost.exe Set value (str) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "1.094924" 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\BkDownloadRatePct = "45" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4292" 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\DownloadMonthlyLanBytes = "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\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 = "0.233863" 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 64 IoCs
Processes:
10de64fd2f9ceb40fc85c65310cec1d9f4c3a8b59f1659f2d0eb267f85963589.exeTiWorker.exedescription pid process Token: SeIncBasePriorityPrivilege 1584 10de64fd2f9ceb40fc85c65310cec1d9f4c3a8b59f1659f2d0eb267f85963589.exe Token: SeSecurityPrivilege 1804 TiWorker.exe Token: SeRestorePrivilege 1804 TiWorker.exe Token: SeBackupPrivilege 1804 TiWorker.exe Token: SeBackupPrivilege 1804 TiWorker.exe Token: SeRestorePrivilege 1804 TiWorker.exe Token: SeSecurityPrivilege 1804 TiWorker.exe Token: SeBackupPrivilege 1804 TiWorker.exe Token: SeRestorePrivilege 1804 TiWorker.exe Token: SeSecurityPrivilege 1804 TiWorker.exe Token: SeBackupPrivilege 1804 TiWorker.exe Token: SeRestorePrivilege 1804 TiWorker.exe Token: SeSecurityPrivilege 1804 TiWorker.exe Token: SeBackupPrivilege 1804 TiWorker.exe Token: SeRestorePrivilege 1804 TiWorker.exe Token: SeSecurityPrivilege 1804 TiWorker.exe Token: SeBackupPrivilege 1804 TiWorker.exe Token: SeRestorePrivilege 1804 TiWorker.exe Token: SeSecurityPrivilege 1804 TiWorker.exe Token: SeBackupPrivilege 1804 TiWorker.exe Token: SeRestorePrivilege 1804 TiWorker.exe Token: SeSecurityPrivilege 1804 TiWorker.exe Token: SeBackupPrivilege 1804 TiWorker.exe Token: SeRestorePrivilege 1804 TiWorker.exe Token: SeSecurityPrivilege 1804 TiWorker.exe Token: SeBackupPrivilege 1804 TiWorker.exe Token: SeRestorePrivilege 1804 TiWorker.exe Token: SeSecurityPrivilege 1804 TiWorker.exe Token: SeBackupPrivilege 1804 TiWorker.exe Token: SeRestorePrivilege 1804 TiWorker.exe Token: SeSecurityPrivilege 1804 TiWorker.exe Token: SeBackupPrivilege 1804 TiWorker.exe Token: SeRestorePrivilege 1804 TiWorker.exe Token: SeSecurityPrivilege 1804 TiWorker.exe Token: SeBackupPrivilege 1804 TiWorker.exe Token: SeRestorePrivilege 1804 TiWorker.exe Token: SeSecurityPrivilege 1804 TiWorker.exe Token: SeBackupPrivilege 1804 TiWorker.exe Token: SeRestorePrivilege 1804 TiWorker.exe Token: SeSecurityPrivilege 1804 TiWorker.exe Token: SeBackupPrivilege 1804 TiWorker.exe Token: SeRestorePrivilege 1804 TiWorker.exe Token: SeSecurityPrivilege 1804 TiWorker.exe Token: SeBackupPrivilege 1804 TiWorker.exe Token: SeRestorePrivilege 1804 TiWorker.exe Token: SeSecurityPrivilege 1804 TiWorker.exe Token: SeBackupPrivilege 1804 TiWorker.exe Token: SeRestorePrivilege 1804 TiWorker.exe Token: SeSecurityPrivilege 1804 TiWorker.exe Token: SeBackupPrivilege 1804 TiWorker.exe Token: SeRestorePrivilege 1804 TiWorker.exe Token: SeSecurityPrivilege 1804 TiWorker.exe Token: SeBackupPrivilege 1804 TiWorker.exe Token: SeRestorePrivilege 1804 TiWorker.exe Token: SeSecurityPrivilege 1804 TiWorker.exe Token: SeBackupPrivilege 1804 TiWorker.exe Token: SeRestorePrivilege 1804 TiWorker.exe Token: SeSecurityPrivilege 1804 TiWorker.exe Token: SeBackupPrivilege 1804 TiWorker.exe Token: SeRestorePrivilege 1804 TiWorker.exe Token: SeSecurityPrivilege 1804 TiWorker.exe Token: SeBackupPrivilege 1804 TiWorker.exe Token: SeRestorePrivilege 1804 TiWorker.exe Token: SeSecurityPrivilege 1804 TiWorker.exe -
Suspicious use of WriteProcessMemory 9 IoCs
Processes:
10de64fd2f9ceb40fc85c65310cec1d9f4c3a8b59f1659f2d0eb267f85963589.execmd.exedescription pid process target process PID 1584 wrote to memory of 3340 1584 10de64fd2f9ceb40fc85c65310cec1d9f4c3a8b59f1659f2d0eb267f85963589.exe MediaCenter.exe PID 1584 wrote to memory of 3340 1584 10de64fd2f9ceb40fc85c65310cec1d9f4c3a8b59f1659f2d0eb267f85963589.exe MediaCenter.exe PID 1584 wrote to memory of 3340 1584 10de64fd2f9ceb40fc85c65310cec1d9f4c3a8b59f1659f2d0eb267f85963589.exe MediaCenter.exe PID 1584 wrote to memory of 1636 1584 10de64fd2f9ceb40fc85c65310cec1d9f4c3a8b59f1659f2d0eb267f85963589.exe cmd.exe PID 1584 wrote to memory of 1636 1584 10de64fd2f9ceb40fc85c65310cec1d9f4c3a8b59f1659f2d0eb267f85963589.exe cmd.exe PID 1584 wrote to memory of 1636 1584 10de64fd2f9ceb40fc85c65310cec1d9f4c3a8b59f1659f2d0eb267f85963589.exe cmd.exe PID 1636 wrote to memory of 3096 1636 cmd.exe PING.EXE PID 1636 wrote to memory of 3096 1636 cmd.exe PING.EXE PID 1636 wrote to memory of 3096 1636 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\10de64fd2f9ceb40fc85c65310cec1d9f4c3a8b59f1659f2d0eb267f85963589.exe"C:\Users\Admin\AppData\Local\Temp\10de64fd2f9ceb40fc85c65310cec1d9f4c3a8b59f1659f2d0eb267f85963589.exe"1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1584 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:3340 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\10de64fd2f9ceb40fc85c65310cec1d9f4c3a8b59f1659f2d0eb267f85963589.exe"2⤵
- Suspicious use of WriteProcessMemory
PID:1636 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:3096
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C:\Windows\system32\MusNotifyIcon.exe%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 131⤵
- Checks processor information in registry
PID:3020
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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:2808
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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:1804
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
16b8c89bc56c4b1f458f3b31c7be73f7
SHA19f29f9d72843dda99b78df2d4c83034810588cc0
SHA256a7d81d1275036087210f615595d3c30536c7540612023fc5f705f278187b821d
SHA51208400faccad4f86a8a17c03bb9a34f0d7b4e01dd725912377696ee76b22807d34a0a1c39b1e5a17776aea89e038c04e07e4bd6713ca9c5f50ecdbd3f471f10a8
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MD5
16b8c89bc56c4b1f458f3b31c7be73f7
SHA19f29f9d72843dda99b78df2d4c83034810588cc0
SHA256a7d81d1275036087210f615595d3c30536c7540612023fc5f705f278187b821d
SHA51208400faccad4f86a8a17c03bb9a34f0d7b4e01dd725912377696ee76b22807d34a0a1c39b1e5a17776aea89e038c04e07e4bd6713ca9c5f50ecdbd3f471f10a8