Analysis
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max time kernel
173s -
max time network
186s -
platform
windows10-2004_x64 -
resource
win10v2004-en-20220112 -
submitted
12-02-2022 07:32
Static task
static1
Behavioral task
behavioral1
Sample
0d4e2a0ee9ebe65330ec3bb38be8f0ac5ebc362158d7f6dd130453e210cfb0c4.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
0d4e2a0ee9ebe65330ec3bb38be8f0ac5ebc362158d7f6dd130453e210cfb0c4.exe
Resource
win10v2004-en-20220112
General
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Target
0d4e2a0ee9ebe65330ec3bb38be8f0ac5ebc362158d7f6dd130453e210cfb0c4.exe
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Size
79KB
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MD5
b8d649fbca202c563d22de6cce14959b
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SHA1
841b226318f73723e58a1ab7756168e75da3ddd3
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SHA256
0d4e2a0ee9ebe65330ec3bb38be8f0ac5ebc362158d7f6dd130453e210cfb0c4
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SHA512
6beb14a2926ad4eeff4527efc131a40a862255a47289e6d4b3090611a7321d9263148c933d9577489cfc528c417bd3f8db7854202c5c75eee0eb74eea891b9c0
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 780 MediaCenter.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
0d4e2a0ee9ebe65330ec3bb38be8f0ac5ebc362158d7f6dd130453e210cfb0c4.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation 0d4e2a0ee9ebe65330ec3bb38be8f0ac5ebc362158d7f6dd130453e210cfb0c4.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
0d4e2a0ee9ebe65330ec3bb38be8f0ac5ebc362158d7f6dd130453e210cfb0c4.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 0d4e2a0ee9ebe65330ec3bb38be8f0ac5ebc362158d7f6dd130453e210cfb0c4.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\Usage\DownloadMonthlyRateBkCnt = "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\UploadRatePct = "100" 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\DownloadMonthlyRateFrBps = "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\LinkLocalConnectionCount = "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\MonthlyUploadRestriction = "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\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\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\InternetConnectionCount = "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\UploadCount = "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\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 (str) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.761668" 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\BkDownloadRatePct = "45" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4200" svchost.exe Set value (str) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "12.736138" 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\Config\KVFileExpirationTime = "132893014188714415" 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\CacheSizeBytes = "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\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 (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\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 Key created \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Settings 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\UploadMonthlyLanBytes = "0" svchost.exe Set value (str) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "1.268266" 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\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\DownloadMonthlyRateBkBps = "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\NormalDownloadCount = "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\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 (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyGroupBytes = "0" svchost.exe -
Runs ping.exe 1 TTPs 1 IoCs
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Suspicious use of AdjustPrivilegeToken 64 IoCs
Processes:
0d4e2a0ee9ebe65330ec3bb38be8f0ac5ebc362158d7f6dd130453e210cfb0c4.exeTiWorker.exedescription pid process Token: SeIncBasePriorityPrivilege 1460 0d4e2a0ee9ebe65330ec3bb38be8f0ac5ebc362158d7f6dd130453e210cfb0c4.exe Token: SeSecurityPrivilege 3940 TiWorker.exe Token: SeRestorePrivilege 3940 TiWorker.exe Token: SeBackupPrivilege 3940 TiWorker.exe Token: SeBackupPrivilege 3940 TiWorker.exe Token: SeRestorePrivilege 3940 TiWorker.exe Token: SeSecurityPrivilege 3940 TiWorker.exe Token: SeBackupPrivilege 3940 TiWorker.exe Token: SeRestorePrivilege 3940 TiWorker.exe Token: SeSecurityPrivilege 3940 TiWorker.exe Token: SeBackupPrivilege 3940 TiWorker.exe Token: SeRestorePrivilege 3940 TiWorker.exe Token: SeSecurityPrivilege 3940 TiWorker.exe Token: SeBackupPrivilege 3940 TiWorker.exe Token: SeRestorePrivilege 3940 TiWorker.exe Token: SeSecurityPrivilege 3940 TiWorker.exe Token: SeBackupPrivilege 3940 TiWorker.exe Token: SeRestorePrivilege 3940 TiWorker.exe Token: SeSecurityPrivilege 3940 TiWorker.exe Token: SeBackupPrivilege 3940 TiWorker.exe Token: SeRestorePrivilege 3940 TiWorker.exe Token: SeSecurityPrivilege 3940 TiWorker.exe Token: SeBackupPrivilege 3940 TiWorker.exe Token: SeRestorePrivilege 3940 TiWorker.exe Token: SeSecurityPrivilege 3940 TiWorker.exe Token: SeBackupPrivilege 3940 TiWorker.exe Token: SeRestorePrivilege 3940 TiWorker.exe Token: SeSecurityPrivilege 3940 TiWorker.exe Token: SeBackupPrivilege 3940 TiWorker.exe Token: SeRestorePrivilege 3940 TiWorker.exe Token: SeSecurityPrivilege 3940 TiWorker.exe Token: SeBackupPrivilege 3940 TiWorker.exe Token: SeRestorePrivilege 3940 TiWorker.exe Token: SeSecurityPrivilege 3940 TiWorker.exe Token: SeBackupPrivilege 3940 TiWorker.exe Token: SeRestorePrivilege 3940 TiWorker.exe Token: SeSecurityPrivilege 3940 TiWorker.exe Token: SeBackupPrivilege 3940 TiWorker.exe Token: SeRestorePrivilege 3940 TiWorker.exe Token: SeSecurityPrivilege 3940 TiWorker.exe Token: SeBackupPrivilege 3940 TiWorker.exe Token: SeRestorePrivilege 3940 TiWorker.exe Token: SeSecurityPrivilege 3940 TiWorker.exe Token: SeBackupPrivilege 3940 TiWorker.exe Token: SeRestorePrivilege 3940 TiWorker.exe Token: SeSecurityPrivilege 3940 TiWorker.exe Token: SeBackupPrivilege 3940 TiWorker.exe Token: SeRestorePrivilege 3940 TiWorker.exe Token: SeSecurityPrivilege 3940 TiWorker.exe Token: SeBackupPrivilege 3940 TiWorker.exe Token: SeRestorePrivilege 3940 TiWorker.exe Token: SeSecurityPrivilege 3940 TiWorker.exe Token: SeBackupPrivilege 3940 TiWorker.exe Token: SeRestorePrivilege 3940 TiWorker.exe Token: SeSecurityPrivilege 3940 TiWorker.exe Token: SeBackupPrivilege 3940 TiWorker.exe Token: SeRestorePrivilege 3940 TiWorker.exe Token: SeSecurityPrivilege 3940 TiWorker.exe Token: SeBackupPrivilege 3940 TiWorker.exe Token: SeRestorePrivilege 3940 TiWorker.exe Token: SeSecurityPrivilege 3940 TiWorker.exe Token: SeBackupPrivilege 3940 TiWorker.exe Token: SeRestorePrivilege 3940 TiWorker.exe Token: SeSecurityPrivilege 3940 TiWorker.exe -
Suspicious use of WriteProcessMemory 9 IoCs
Processes:
0d4e2a0ee9ebe65330ec3bb38be8f0ac5ebc362158d7f6dd130453e210cfb0c4.execmd.exedescription pid process target process PID 1460 wrote to memory of 780 1460 0d4e2a0ee9ebe65330ec3bb38be8f0ac5ebc362158d7f6dd130453e210cfb0c4.exe MediaCenter.exe PID 1460 wrote to memory of 780 1460 0d4e2a0ee9ebe65330ec3bb38be8f0ac5ebc362158d7f6dd130453e210cfb0c4.exe MediaCenter.exe PID 1460 wrote to memory of 780 1460 0d4e2a0ee9ebe65330ec3bb38be8f0ac5ebc362158d7f6dd130453e210cfb0c4.exe MediaCenter.exe PID 1460 wrote to memory of 2996 1460 0d4e2a0ee9ebe65330ec3bb38be8f0ac5ebc362158d7f6dd130453e210cfb0c4.exe cmd.exe PID 1460 wrote to memory of 2996 1460 0d4e2a0ee9ebe65330ec3bb38be8f0ac5ebc362158d7f6dd130453e210cfb0c4.exe cmd.exe PID 1460 wrote to memory of 2996 1460 0d4e2a0ee9ebe65330ec3bb38be8f0ac5ebc362158d7f6dd130453e210cfb0c4.exe cmd.exe PID 2996 wrote to memory of 3616 2996 cmd.exe PING.EXE PID 2996 wrote to memory of 3616 2996 cmd.exe PING.EXE PID 2996 wrote to memory of 3616 2996 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\0d4e2a0ee9ebe65330ec3bb38be8f0ac5ebc362158d7f6dd130453e210cfb0c4.exe"C:\Users\Admin\AppData\Local\Temp\0d4e2a0ee9ebe65330ec3bb38be8f0ac5ebc362158d7f6dd130453e210cfb0c4.exe"1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1460 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:780 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\0d4e2a0ee9ebe65330ec3bb38be8f0ac5ebc362158d7f6dd130453e210cfb0c4.exe"2⤵
- Suspicious use of WriteProcessMemory
PID:2996 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:3616
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C:\Windows\system32\MusNotifyIcon.exe%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 131⤵
- Checks processor information in registry
PID:4092
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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:1940
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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:3940
Network
MITRE ATT&CK Enterprise v6
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Downloads
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MD5
853e9beb28fd0a2cbc1b187e8453705c
SHA123e8b93f7b407a911381eb75a2a2080aa70ccb91
SHA2568bfce06cf2988dcb58341754a1c519c53ff22108b054d5db0ee957d6608ad3f8
SHA512c02a9b9f2d6e46681e7465e09b8bc2a1adf23ecd7c492adaaa4dca264884789c12f78be7f882499b11b894067ff53eff429282a33f5822b644d48f7f36289a30
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MD5
853e9beb28fd0a2cbc1b187e8453705c
SHA123e8b93f7b407a911381eb75a2a2080aa70ccb91
SHA2568bfce06cf2988dcb58341754a1c519c53ff22108b054d5db0ee957d6608ad3f8
SHA512c02a9b9f2d6e46681e7465e09b8bc2a1adf23ecd7c492adaaa4dca264884789c12f78be7f882499b11b894067ff53eff429282a33f5822b644d48f7f36289a30