Analysis
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max time kernel
167s -
max time network
181s -
platform
windows10-2004_x64 -
resource
win10v2004-en-20220112 -
submitted
12-02-2022 08:06
Static task
static1
Behavioral task
behavioral1
Sample
0bb0352ee53dc4d18995e273f4e922d0279a8e73d3289bc489f634befcf64e5a.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
0bb0352ee53dc4d18995e273f4e922d0279a8e73d3289bc489f634befcf64e5a.exe
Resource
win10v2004-en-20220112
General
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Target
0bb0352ee53dc4d18995e273f4e922d0279a8e73d3289bc489f634befcf64e5a.exe
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Size
80KB
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MD5
6f2b361c3591aea040ed85673bc456ff
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SHA1
f8c67ff3b51383da1548f3e2ec9b48385f12ecb2
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SHA256
0bb0352ee53dc4d18995e273f4e922d0279a8e73d3289bc489f634befcf64e5a
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SHA512
3b6d05187446b2f5fa3bce6e7751aa166f169f11f1fbad69b8c65327e8e9796ca19eaaa26fdce0a2e7803e66d76957177516502a3a995839dc83487aad13b29d
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 3052 MediaCenter.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
0bb0352ee53dc4d18995e273f4e922d0279a8e73d3289bc489f634befcf64e5a.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation 0bb0352ee53dc4d18995e273f4e922d0279a8e73d3289bc489f634befcf64e5a.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
0bb0352ee53dc4d18995e273f4e922d0279a8e73d3289bc489f634befcf64e5a.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 0bb0352ee53dc4d18995e273f4e922d0279a8e73d3289bc489f634befcf64e5a.exe -
Drops file in Windows directory 3 IoCs
Processes:
TiWorker.exesvchost.exedescription ioc process 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 File opened for modification C:\Windows\Logs\CBS\CBS.log 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\FrDownloadRatePct = "90" 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\MemoryUsageKB = "4124" 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\Usage svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyCdnBytes = "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\CDNConnectionCount = "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\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\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 (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\LinkLocalConnectionCount = "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\Config\DownloadMode_BackCompat = "1" 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\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\NormalDownloadCount = "0" svchost.exe Set value (str) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "3.488532" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4272" 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\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\LANConnectionCount = "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\UplinkBps = "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\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\Config\KVFileExpirationTime = "132893034429926231" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\InternetConnectionCount = "0" svchost.exe Set value (str) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.825096" 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\Usage\DownloadMonthlyRateFrBps = "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\PeerInfoCount = "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\DownloadMonthlyCacheHostBytes = "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\GroupConnectionCount = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\SwarmCount = "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\DownloadMonthlyLinkLocalBytes = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\SwarmCount = "1" svchost.exe -
Runs ping.exe 1 TTPs 1 IoCs
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Suspicious use of AdjustPrivilegeToken 64 IoCs
Processes:
TiWorker.exe0bb0352ee53dc4d18995e273f4e922d0279a8e73d3289bc489f634befcf64e5a.exedescription pid process Token: SeSecurityPrivilege 2856 TiWorker.exe Token: SeRestorePrivilege 2856 TiWorker.exe Token: SeBackupPrivilege 2856 TiWorker.exe Token: SeIncBasePriorityPrivilege 3736 0bb0352ee53dc4d18995e273f4e922d0279a8e73d3289bc489f634befcf64e5a.exe Token: SeBackupPrivilege 2856 TiWorker.exe Token: SeRestorePrivilege 2856 TiWorker.exe Token: SeSecurityPrivilege 2856 TiWorker.exe Token: SeBackupPrivilege 2856 TiWorker.exe Token: SeRestorePrivilege 2856 TiWorker.exe Token: SeSecurityPrivilege 2856 TiWorker.exe Token: SeBackupPrivilege 2856 TiWorker.exe Token: SeRestorePrivilege 2856 TiWorker.exe Token: SeSecurityPrivilege 2856 TiWorker.exe Token: SeBackupPrivilege 2856 TiWorker.exe Token: SeRestorePrivilege 2856 TiWorker.exe Token: SeSecurityPrivilege 2856 TiWorker.exe Token: SeBackupPrivilege 2856 TiWorker.exe Token: SeRestorePrivilege 2856 TiWorker.exe Token: SeSecurityPrivilege 2856 TiWorker.exe Token: SeBackupPrivilege 2856 TiWorker.exe Token: SeRestorePrivilege 2856 TiWorker.exe Token: SeSecurityPrivilege 2856 TiWorker.exe Token: SeBackupPrivilege 2856 TiWorker.exe Token: SeRestorePrivilege 2856 TiWorker.exe Token: SeSecurityPrivilege 2856 TiWorker.exe Token: SeBackupPrivilege 2856 TiWorker.exe Token: SeRestorePrivilege 2856 TiWorker.exe Token: SeSecurityPrivilege 2856 TiWorker.exe Token: SeBackupPrivilege 2856 TiWorker.exe Token: SeRestorePrivilege 2856 TiWorker.exe Token: SeSecurityPrivilege 2856 TiWorker.exe Token: SeBackupPrivilege 2856 TiWorker.exe Token: SeRestorePrivilege 2856 TiWorker.exe Token: SeSecurityPrivilege 2856 TiWorker.exe Token: SeBackupPrivilege 2856 TiWorker.exe Token: SeRestorePrivilege 2856 TiWorker.exe Token: SeSecurityPrivilege 2856 TiWorker.exe Token: SeBackupPrivilege 2856 TiWorker.exe Token: SeRestorePrivilege 2856 TiWorker.exe Token: SeSecurityPrivilege 2856 TiWorker.exe Token: SeBackupPrivilege 2856 TiWorker.exe Token: SeRestorePrivilege 2856 TiWorker.exe Token: SeSecurityPrivilege 2856 TiWorker.exe Token: SeBackupPrivilege 2856 TiWorker.exe Token: SeRestorePrivilege 2856 TiWorker.exe Token: SeSecurityPrivilege 2856 TiWorker.exe Token: SeBackupPrivilege 2856 TiWorker.exe Token: SeRestorePrivilege 2856 TiWorker.exe Token: SeSecurityPrivilege 2856 TiWorker.exe Token: SeBackupPrivilege 2856 TiWorker.exe Token: SeRestorePrivilege 2856 TiWorker.exe Token: SeSecurityPrivilege 2856 TiWorker.exe Token: SeBackupPrivilege 2856 TiWorker.exe Token: SeRestorePrivilege 2856 TiWorker.exe Token: SeSecurityPrivilege 2856 TiWorker.exe Token: SeBackupPrivilege 2856 TiWorker.exe Token: SeRestorePrivilege 2856 TiWorker.exe Token: SeSecurityPrivilege 2856 TiWorker.exe Token: SeBackupPrivilege 2856 TiWorker.exe Token: SeRestorePrivilege 2856 TiWorker.exe Token: SeSecurityPrivilege 2856 TiWorker.exe Token: SeBackupPrivilege 2856 TiWorker.exe Token: SeRestorePrivilege 2856 TiWorker.exe Token: SeSecurityPrivilege 2856 TiWorker.exe -
Suspicious use of WriteProcessMemory 9 IoCs
Processes:
0bb0352ee53dc4d18995e273f4e922d0279a8e73d3289bc489f634befcf64e5a.execmd.exedescription pid process target process PID 3736 wrote to memory of 3052 3736 0bb0352ee53dc4d18995e273f4e922d0279a8e73d3289bc489f634befcf64e5a.exe MediaCenter.exe PID 3736 wrote to memory of 3052 3736 0bb0352ee53dc4d18995e273f4e922d0279a8e73d3289bc489f634befcf64e5a.exe MediaCenter.exe PID 3736 wrote to memory of 3052 3736 0bb0352ee53dc4d18995e273f4e922d0279a8e73d3289bc489f634befcf64e5a.exe MediaCenter.exe PID 3736 wrote to memory of 768 3736 0bb0352ee53dc4d18995e273f4e922d0279a8e73d3289bc489f634befcf64e5a.exe cmd.exe PID 3736 wrote to memory of 768 3736 0bb0352ee53dc4d18995e273f4e922d0279a8e73d3289bc489f634befcf64e5a.exe cmd.exe PID 3736 wrote to memory of 768 3736 0bb0352ee53dc4d18995e273f4e922d0279a8e73d3289bc489f634befcf64e5a.exe cmd.exe PID 768 wrote to memory of 3404 768 cmd.exe PING.EXE PID 768 wrote to memory of 3404 768 cmd.exe PING.EXE PID 768 wrote to memory of 3404 768 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\0bb0352ee53dc4d18995e273f4e922d0279a8e73d3289bc489f634befcf64e5a.exe"C:\Users\Admin\AppData\Local\Temp\0bb0352ee53dc4d18995e273f4e922d0279a8e73d3289bc489f634befcf64e5a.exe"1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3736 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:3052 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\0bb0352ee53dc4d18995e273f4e922d0279a8e73d3289bc489f634befcf64e5a.exe"2⤵
- Suspicious use of WriteProcessMemory
PID:768 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:3404
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C:\Windows\system32\MusNotifyIcon.exe%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 131⤵
- Checks processor information in registry
PID:2912
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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:2960
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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:2856
Network
MITRE ATT&CK Enterprise v6
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Downloads
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MD5
8c999cd3e00b2563a473b8eeab18d759
SHA16c103ab4be80267a43704c8697d99efd3eb332bf
SHA25609963be934050de2bbfbbfb4873c4f89ed98d5ebe8936f1d901ec4ecdd30df3b
SHA5126c8a35e7f0e051f3d91a85bdda9f960a7c31671de141df2963e614d631804bd10071047671795cc66b34d60ab9bc5c63c5e82bb2b3818dff79aee2fab79464cd
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MD5
8c999cd3e00b2563a473b8eeab18d759
SHA16c103ab4be80267a43704c8697d99efd3eb332bf
SHA25609963be934050de2bbfbbfb4873c4f89ed98d5ebe8936f1d901ec4ecdd30df3b
SHA5126c8a35e7f0e051f3d91a85bdda9f960a7c31671de141df2963e614d631804bd10071047671795cc66b34d60ab9bc5c63c5e82bb2b3818dff79aee2fab79464cd