Analysis
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max time kernel
166s -
max time network
177s -
platform
windows10-2004_x64 -
resource
win10v2004-en-20220112 -
submitted
12-02-2022 06:33
Static task
static1
Behavioral task
behavioral1
Sample
0fb29a584eb880ef530d7c2d9ec79674223232b1b10bdd8c6918f88d8cb4b27a.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
0fb29a584eb880ef530d7c2d9ec79674223232b1b10bdd8c6918f88d8cb4b27a.exe
Resource
win10v2004-en-20220112
General
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Target
0fb29a584eb880ef530d7c2d9ec79674223232b1b10bdd8c6918f88d8cb4b27a.exe
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Size
99KB
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MD5
2d77a12a3da6ae20200a7f8ec9502eb0
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SHA1
0b7d40a7bfaa7e23df0c7a6de308bf3234f1aa71
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SHA256
0fb29a584eb880ef530d7c2d9ec79674223232b1b10bdd8c6918f88d8cb4b27a
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SHA512
c052b37a66d39a504e7df1510af67a9d7198c5287552b7dde3cf7435470cea4f39954c8f3493759a41b27250e3c9aeb3c9e3c9dbb5eaa04180213a102da940a9
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 4040 MediaCenter.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
0fb29a584eb880ef530d7c2d9ec79674223232b1b10bdd8c6918f88d8cb4b27a.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation 0fb29a584eb880ef530d7c2d9ec79674223232b1b10bdd8c6918f88d8cb4b27a.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
0fb29a584eb880ef530d7c2d9ec79674223232b1b10bdd8c6918f88d8cb4b27a.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 0fb29a584eb880ef530d7c2d9ec79674223232b1b10bdd8c6918f88d8cb4b27a.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\KVFileExpirationTime = "132892977489279805" 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 = "0.261776" svchost.exe Set value (str) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "1.020473" 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\DownloadMonthlyRateFrBps = "0" 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\LANConnectionCount = "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\MemoryUsageKB = "4280" 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\Config\DODownloadMode = "1" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyCacheHostBytes = "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\CacheSizeBytes = "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\DownlinkBps = "0" svchost.exe Key created \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config 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\MemoryUsageKB = "4096" 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\PriorityDownloadPendingCount = "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\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 (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\UploadCount = "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\DownloadMonthlyGroupBytes = "0" svchost.exe Set value (str) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "3.601264" 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\MonthlyUploadRestriction = "0" 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\UplinkBps = "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\UploadMonthlyInternetBytes = "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\DownloadMonthlyLinkLocalBytes = "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\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\BkDownloadRatePct = "45" 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\CDNConnectionCount = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\LinkLocalConnectionCount = "0" svchost.exe -
Runs ping.exe 1 TTPs 1 IoCs
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Suspicious use of AdjustPrivilegeToken 64 IoCs
Processes:
0fb29a584eb880ef530d7c2d9ec79674223232b1b10bdd8c6918f88d8cb4b27a.exeTiWorker.exedescription pid process Token: SeIncBasePriorityPrivilege 1384 0fb29a584eb880ef530d7c2d9ec79674223232b1b10bdd8c6918f88d8cb4b27a.exe Token: SeSecurityPrivilege 768 TiWorker.exe Token: SeRestorePrivilege 768 TiWorker.exe Token: SeBackupPrivilege 768 TiWorker.exe Token: SeBackupPrivilege 768 TiWorker.exe Token: SeRestorePrivilege 768 TiWorker.exe Token: SeSecurityPrivilege 768 TiWorker.exe Token: SeBackupPrivilege 768 TiWorker.exe Token: SeRestorePrivilege 768 TiWorker.exe Token: SeSecurityPrivilege 768 TiWorker.exe Token: SeBackupPrivilege 768 TiWorker.exe Token: SeRestorePrivilege 768 TiWorker.exe Token: SeSecurityPrivilege 768 TiWorker.exe Token: SeBackupPrivilege 768 TiWorker.exe Token: SeRestorePrivilege 768 TiWorker.exe Token: SeSecurityPrivilege 768 TiWorker.exe Token: SeBackupPrivilege 768 TiWorker.exe Token: SeRestorePrivilege 768 TiWorker.exe Token: SeSecurityPrivilege 768 TiWorker.exe Token: SeBackupPrivilege 768 TiWorker.exe Token: SeRestorePrivilege 768 TiWorker.exe Token: SeSecurityPrivilege 768 TiWorker.exe Token: SeBackupPrivilege 768 TiWorker.exe Token: SeRestorePrivilege 768 TiWorker.exe Token: SeSecurityPrivilege 768 TiWorker.exe Token: SeBackupPrivilege 768 TiWorker.exe Token: SeRestorePrivilege 768 TiWorker.exe Token: SeSecurityPrivilege 768 TiWorker.exe Token: SeBackupPrivilege 768 TiWorker.exe Token: SeRestorePrivilege 768 TiWorker.exe Token: SeSecurityPrivilege 768 TiWorker.exe Token: SeBackupPrivilege 768 TiWorker.exe Token: SeRestorePrivilege 768 TiWorker.exe Token: SeSecurityPrivilege 768 TiWorker.exe Token: SeBackupPrivilege 768 TiWorker.exe Token: SeRestorePrivilege 768 TiWorker.exe Token: SeSecurityPrivilege 768 TiWorker.exe Token: SeBackupPrivilege 768 TiWorker.exe Token: SeRestorePrivilege 768 TiWorker.exe Token: SeSecurityPrivilege 768 TiWorker.exe Token: SeBackupPrivilege 768 TiWorker.exe Token: SeRestorePrivilege 768 TiWorker.exe Token: SeSecurityPrivilege 768 TiWorker.exe Token: SeBackupPrivilege 768 TiWorker.exe Token: SeRestorePrivilege 768 TiWorker.exe Token: SeSecurityPrivilege 768 TiWorker.exe Token: SeBackupPrivilege 768 TiWorker.exe Token: SeRestorePrivilege 768 TiWorker.exe Token: SeSecurityPrivilege 768 TiWorker.exe Token: SeBackupPrivilege 768 TiWorker.exe Token: SeRestorePrivilege 768 TiWorker.exe Token: SeSecurityPrivilege 768 TiWorker.exe Token: SeBackupPrivilege 768 TiWorker.exe Token: SeRestorePrivilege 768 TiWorker.exe Token: SeSecurityPrivilege 768 TiWorker.exe Token: SeBackupPrivilege 768 TiWorker.exe Token: SeRestorePrivilege 768 TiWorker.exe Token: SeSecurityPrivilege 768 TiWorker.exe Token: SeBackupPrivilege 768 TiWorker.exe Token: SeRestorePrivilege 768 TiWorker.exe Token: SeSecurityPrivilege 768 TiWorker.exe Token: SeBackupPrivilege 768 TiWorker.exe Token: SeRestorePrivilege 768 TiWorker.exe Token: SeSecurityPrivilege 768 TiWorker.exe -
Suspicious use of WriteProcessMemory 9 IoCs
Processes:
0fb29a584eb880ef530d7c2d9ec79674223232b1b10bdd8c6918f88d8cb4b27a.execmd.exedescription pid process target process PID 1384 wrote to memory of 4040 1384 0fb29a584eb880ef530d7c2d9ec79674223232b1b10bdd8c6918f88d8cb4b27a.exe MediaCenter.exe PID 1384 wrote to memory of 4040 1384 0fb29a584eb880ef530d7c2d9ec79674223232b1b10bdd8c6918f88d8cb4b27a.exe MediaCenter.exe PID 1384 wrote to memory of 4040 1384 0fb29a584eb880ef530d7c2d9ec79674223232b1b10bdd8c6918f88d8cb4b27a.exe MediaCenter.exe PID 1384 wrote to memory of 2392 1384 0fb29a584eb880ef530d7c2d9ec79674223232b1b10bdd8c6918f88d8cb4b27a.exe cmd.exe PID 1384 wrote to memory of 2392 1384 0fb29a584eb880ef530d7c2d9ec79674223232b1b10bdd8c6918f88d8cb4b27a.exe cmd.exe PID 1384 wrote to memory of 2392 1384 0fb29a584eb880ef530d7c2d9ec79674223232b1b10bdd8c6918f88d8cb4b27a.exe cmd.exe PID 2392 wrote to memory of 3812 2392 cmd.exe PING.EXE PID 2392 wrote to memory of 3812 2392 cmd.exe PING.EXE PID 2392 wrote to memory of 3812 2392 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\0fb29a584eb880ef530d7c2d9ec79674223232b1b10bdd8c6918f88d8cb4b27a.exe"C:\Users\Admin\AppData\Local\Temp\0fb29a584eb880ef530d7c2d9ec79674223232b1b10bdd8c6918f88d8cb4b27a.exe"1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1384 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:4040 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\0fb29a584eb880ef530d7c2d9ec79674223232b1b10bdd8c6918f88d8cb4b27a.exe"2⤵
- Suspicious use of WriteProcessMemory
PID:2392 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:3812
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C:\Windows\system32\MusNotifyIcon.exe%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 131⤵
- Checks processor information in registry
PID:2612
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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:3876
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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:768
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
0b4185c7fecfdad903bada0d77a5c4fb
SHA1db2787936ec31cb54c434a802e09508b4e6a086c
SHA25673b5b81ef094d11edc1a4cd74696f034c6a670f4e77473f8b273e3be302c42d0
SHA51272ca7b5b5c02eefa11362f0d99fad16f63c091313e17a83d3c1f3c5b9914dd93aef4641e1eefaeb9adec2fa984c1b5bdea394af4751c5e413ae6f7cc7d1f48cb
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MD5
0b4185c7fecfdad903bada0d77a5c4fb
SHA1db2787936ec31cb54c434a802e09508b4e6a086c
SHA25673b5b81ef094d11edc1a4cd74696f034c6a670f4e77473f8b273e3be302c42d0
SHA51272ca7b5b5c02eefa11362f0d99fad16f63c091313e17a83d3c1f3c5b9914dd93aef4641e1eefaeb9adec2fa984c1b5bdea394af4751c5e413ae6f7cc7d1f48cb