Analysis
- max time kernel
157s - max time network
149s - platform
windows10-2004_x64 - resource
win10v2004-en-20220112 - submitted
12/02/2022, 07:13
Static task
static1
Behavioral task
behavioral1
Sample
0e274ddcdd0d74ac57b17ebc80142c7e47a2a1f8a3db43a11f6a2b12c38de65a.exe
Resource
win7-en-20211208
windows7_x64
0 signatures
0 seconds
Behavioral task
behavioral2
Sample
0e274ddcdd0d74ac57b17ebc80142c7e47a2a1f8a3db43a11f6a2b12c38de65a.exe
Resource
win10v2004-en-20220112
windows10-2004_x64
0 signatures
0 seconds
General
- Target 0e274ddcdd0d74ac57b17ebc80142c7e47a2a1f8a3db43a11f6a2b12c38de65a.exe
- Size 216KB
- Sample220212-h2lrdshdc8
- SHA256 0e274ddcdd0d74ac57b17ebc80142c7e47a2a1f8a3db43a11f6a2b12c38de65a
- MD5 e19f2f2d9edec7348aa273d553796e97
- SHA1 941cc07d47d0ffb7f8da26506c0e4b60ff2f360e
- SHA512 87f479ecf539b86de7d37ce5c0b903b05af1262949e199972c2927b45f8f3b9dbe082db2e3af1f7a6132e886de0be6870923a6c5b55efdd5936d21be9a2a5af8
- MD5 SHA1 SHA512
Score
10/10
Malware Config
Signatures
- Sakula Payload 3 IoCs
resource yara_rule behavioral2/files/0x000500000001ed11-130.dat family_sakula behavioral2/files/0x000500000001ed11-131.dat family_sakula behavioral2/memory/1856-132-0x0000000000400000-0x0000000000420000-memory.dmp family_sakula - Executes dropped EXE 1 IoCs
pid Process 3032 MediaCenter.exe - Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation 0e274ddcdd0d74ac57b17ebc80142c7e47a2a1f8a3db43a11f6a2b12c38de65a.exe - Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 0e274ddcdd0d74ac57b17ebc80142c7e47a2a1f8a3db43a11f6a2b12c38de65a.exe - Drops file in Windows directory 3 IoCs
description 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 File opened for modification C:\Windows\ServiceProfiles\NetworkService\AppData\Local\Microsoft\Windows\DeliveryOptimization\State\keyValueLKG.dat svchost.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.
description 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
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4320" 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\MonthID = "2" 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\DownlinkUsageBps = "0" 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\PriorityDownloadPendingCount = "0" svchost.exe Set value (str) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "1.081736" 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\DownloadMonthlyCacheHostBytes = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyRateBkCnt = "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\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 (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\NormalDownloadCount = "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\DownloadMonthlyLinkLocalBytes = "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\PeerInfoCount = "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\LinkLocalConnectionCount = "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\Usage 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 (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\DownloadMonthlyRateFrCnt = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\LANConnectionCount = "0" svchost.exe Set value (str) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "5.357464" 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\Config\DownloadMode_BackCompat = "1" 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\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 (str) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "1.239650" 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\UploadMonthlyInternetBytes = "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\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\UploadMonthlyLanBytes = "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\Config\KVFileExpirationTime = "132893001219089829" 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\CDNConnectionCount = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownlinkBps = "0" svchost.exe - Runs ping.exe 1 TTPs 1 IoCs
pid Process 3900 PING.EXE - Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeSecurityPrivilege 2840 TiWorker.exe Token: SeRestorePrivilege 2840 TiWorker.exe Token: SeBackupPrivilege 2840 TiWorker.exe Token: SeIncBasePriorityPrivilege 1856 0e274ddcdd0d74ac57b17ebc80142c7e47a2a1f8a3db43a11f6a2b12c38de65a.exe Token: SeBackupPrivilege 2840 TiWorker.exe Token: SeRestorePrivilege 2840 TiWorker.exe Token: SeSecurityPrivilege 2840 TiWorker.exe Token: SeBackupPrivilege 2840 TiWorker.exe Token: SeRestorePrivilege 2840 TiWorker.exe Token: SeSecurityPrivilege 2840 TiWorker.exe Token: SeBackupPrivilege 2840 TiWorker.exe Token: SeRestorePrivilege 2840 TiWorker.exe Token: SeSecurityPrivilege 2840 TiWorker.exe Token: SeBackupPrivilege 2840 TiWorker.exe Token: SeRestorePrivilege 2840 TiWorker.exe Token: SeSecurityPrivilege 2840 TiWorker.exe Token: SeBackupPrivilege 2840 TiWorker.exe Token: SeRestorePrivilege 2840 TiWorker.exe Token: SeSecurityPrivilege 2840 TiWorker.exe Token: SeBackupPrivilege 2840 TiWorker.exe Token: SeRestorePrivilege 2840 TiWorker.exe Token: SeSecurityPrivilege 2840 TiWorker.exe Token: SeBackupPrivilege 2840 TiWorker.exe Token: SeRestorePrivilege 2840 TiWorker.exe Token: SeSecurityPrivilege 2840 TiWorker.exe Token: SeBackupPrivilege 2840 TiWorker.exe Token: SeRestorePrivilege 2840 TiWorker.exe Token: SeSecurityPrivilege 2840 TiWorker.exe Token: SeBackupPrivilege 2840 TiWorker.exe Token: SeRestorePrivilege 2840 TiWorker.exe Token: SeSecurityPrivilege 2840 TiWorker.exe Token: SeBackupPrivilege 2840 TiWorker.exe Token: SeRestorePrivilege 2840 TiWorker.exe Token: SeSecurityPrivilege 2840 TiWorker.exe Token: SeBackupPrivilege 2840 TiWorker.exe Token: SeRestorePrivilege 2840 TiWorker.exe Token: SeSecurityPrivilege 2840 TiWorker.exe Token: SeBackupPrivilege 2840 TiWorker.exe Token: SeRestorePrivilege 2840 TiWorker.exe Token: SeSecurityPrivilege 2840 TiWorker.exe Token: SeBackupPrivilege 2840 TiWorker.exe Token: SeRestorePrivilege 2840 TiWorker.exe Token: SeSecurityPrivilege 2840 TiWorker.exe Token: SeBackupPrivilege 2840 TiWorker.exe Token: SeRestorePrivilege 2840 TiWorker.exe Token: SeSecurityPrivilege 2840 TiWorker.exe Token: SeBackupPrivilege 2840 TiWorker.exe Token: SeRestorePrivilege 2840 TiWorker.exe Token: SeSecurityPrivilege 2840 TiWorker.exe Token: SeBackupPrivilege 2840 TiWorker.exe Token: SeRestorePrivilege 2840 TiWorker.exe Token: SeSecurityPrivilege 2840 TiWorker.exe Token: SeBackupPrivilege 2840 TiWorker.exe Token: SeRestorePrivilege 2840 TiWorker.exe Token: SeSecurityPrivilege 2840 TiWorker.exe Token: SeBackupPrivilege 2840 TiWorker.exe Token: SeRestorePrivilege 2840 TiWorker.exe Token: SeSecurityPrivilege 2840 TiWorker.exe Token: SeBackupPrivilege 2840 TiWorker.exe Token: SeRestorePrivilege 2840 TiWorker.exe Token: SeSecurityPrivilege 2840 TiWorker.exe Token: SeBackupPrivilege 2840 TiWorker.exe Token: SeRestorePrivilege 2840 TiWorker.exe Token: SeSecurityPrivilege 2840 TiWorker.exe - Suspicious use of WriteProcessMemory 9 IoCs
description pid Process procid_target PID 1856 wrote to memory of 3032 1856 0e274ddcdd0d74ac57b17ebc80142c7e47a2a1f8a3db43a11f6a2b12c38de65a.exe 64 PID 1856 wrote to memory of 3032 1856 0e274ddcdd0d74ac57b17ebc80142c7e47a2a1f8a3db43a11f6a2b12c38de65a.exe 64 PID 1856 wrote to memory of 3032 1856 0e274ddcdd0d74ac57b17ebc80142c7e47a2a1f8a3db43a11f6a2b12c38de65a.exe 64 PID 1856 wrote to memory of 3948 1856 0e274ddcdd0d74ac57b17ebc80142c7e47a2a1f8a3db43a11f6a2b12c38de65a.exe 78 PID 1856 wrote to memory of 3948 1856 0e274ddcdd0d74ac57b17ebc80142c7e47a2a1f8a3db43a11f6a2b12c38de65a.exe 78 PID 1856 wrote to memory of 3948 1856 0e274ddcdd0d74ac57b17ebc80142c7e47a2a1f8a3db43a11f6a2b12c38de65a.exe 78 PID 3948 wrote to memory of 3900 3948 cmd.exe 80 PID 3948 wrote to memory of 3900 3948 cmd.exe 80 PID 3948 wrote to memory of 3900 3948 cmd.exe 80
Processes
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C:\Users\Admin\AppData\Local\Temp\0e274ddcdd0d74ac57b17ebc80142c7e47a2a1f8a3db43a11f6a2b12c38de65a.exe"C:\Users\Admin\AppData\Local\Temp\0e274ddcdd0d74ac57b17ebc80142c7e47a2a1f8a3db43a11f6a2b12c38de65a.exe"1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1856 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:3032
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\0e274ddcdd0d74ac57b17ebc80142c7e47a2a1f8a3db43a11f6a2b12c38de65a.exe"2⤵
- Suspicious use of WriteProcessMemory
PID:3948 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:3900
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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:3332
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C:\Windows\system32\MusNotifyIcon.exe%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 131⤵
- Checks processor information in registry
PID:1124
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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:2840