Analysis
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max time kernel
171s -
max time network
181s -
platform
windows10-2004_x64 -
resource
win10v2004-en-20220112 -
submitted
12-02-2022 07:41
Static task
static1
Behavioral task
behavioral1
Sample
0ce477a3794115f4bd466cc7a0920fb7d719b12ac94fe4b92f84369eab61d5d1.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
0ce477a3794115f4bd466cc7a0920fb7d719b12ac94fe4b92f84369eab61d5d1.exe
Resource
win10v2004-en-20220112
General
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Target
0ce477a3794115f4bd466cc7a0920fb7d719b12ac94fe4b92f84369eab61d5d1.exe
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Size
99KB
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MD5
5e48ebbe3a1b0c1330bde76a2e86f5ce
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SHA1
c01ab9f8e9add2e5d5a75f848d72b11743ff1e82
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SHA256
0ce477a3794115f4bd466cc7a0920fb7d719b12ac94fe4b92f84369eab61d5d1
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SHA512
6d41ac3b4585a85b46aca92704d20bef88c311e93b6ebbec5762bdf8c7dae4637f8c536e64419a3b4c8a4b29e3e8da4fa10eee3f5823782e9c2f0336ebcd1f17
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 3836 MediaCenter.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
0ce477a3794115f4bd466cc7a0920fb7d719b12ac94fe4b92f84369eab61d5d1.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation 0ce477a3794115f4bd466cc7a0920fb7d719b12ac94fe4b92f84369eab61d5d1.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
0ce477a3794115f4bd466cc7a0920fb7d719b12ac94fe4b92f84369eab61d5d1.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 0ce477a3794115f4bd466cc7a0920fb7d719b12ac94fe4b92f84369eab61d5d1.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 value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz MusNotifyIcon.exe Key opened \Registry\Machine\HARDWARE\DESCRIPTION\System\CentralProcessor\0 MusNotifyIcon.exe -
Modifies data under HKEY_USERS 50 IoCs
Processes:
svchost.exedescription ioc process 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\CDNConnectionCount = "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\UploadRatePct = "100" 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\BkDownloadRatePct = "45" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\NormalDownloadPendingCount = "0" 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\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\Config\KVFileExpirationTime = "132893020295079912" 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\Settings 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\MonthID = "2" 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\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\Usage\MemoryUsageKB = "4332" 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\DownloadMonthlyCacheHostBytes = "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\UploadCount = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\PriorityDownloadCount = "0" svchost.exe Set value (str) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.055597" 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\DownloadMonthlyInternetBytes = "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\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 (str) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "2.083288" svchost.exe Set value (str) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "4.548591" 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\LinkLocalConnectionCount = "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\DownlinkUsageBps = "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\MemoryUsageKB = "4136" 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\FrDownloadRatePct = "90" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4336" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\DODownloadMode = "1" 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\DownloadMonthlyRateBkBps = "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\UplinkUsageBps = "0" svchost.exe -
Runs ping.exe 1 TTPs 1 IoCs
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Suspicious use of AdjustPrivilegeToken 64 IoCs
Processes:
TiWorker.exe0ce477a3794115f4bd466cc7a0920fb7d719b12ac94fe4b92f84369eab61d5d1.exedescription pid process Token: SeSecurityPrivilege 1588 TiWorker.exe Token: SeRestorePrivilege 1588 TiWorker.exe Token: SeBackupPrivilege 1588 TiWorker.exe Token: SeBackupPrivilege 1588 TiWorker.exe Token: SeRestorePrivilege 1588 TiWorker.exe Token: SeSecurityPrivilege 1588 TiWorker.exe Token: SeBackupPrivilege 1588 TiWorker.exe Token: SeRestorePrivilege 1588 TiWorker.exe Token: SeSecurityPrivilege 1588 TiWorker.exe Token: SeBackupPrivilege 1588 TiWorker.exe Token: SeRestorePrivilege 1588 TiWorker.exe Token: SeSecurityPrivilege 1588 TiWorker.exe Token: SeBackupPrivilege 1588 TiWorker.exe Token: SeRestorePrivilege 1588 TiWorker.exe Token: SeSecurityPrivilege 1588 TiWorker.exe Token: SeBackupPrivilege 1588 TiWorker.exe Token: SeRestorePrivilege 1588 TiWorker.exe Token: SeSecurityPrivilege 1588 TiWorker.exe Token: SeIncBasePriorityPrivilege 464 0ce477a3794115f4bd466cc7a0920fb7d719b12ac94fe4b92f84369eab61d5d1.exe Token: SeBackupPrivilege 1588 TiWorker.exe Token: SeRestorePrivilege 1588 TiWorker.exe Token: SeSecurityPrivilege 1588 TiWorker.exe Token: SeBackupPrivilege 1588 TiWorker.exe Token: SeRestorePrivilege 1588 TiWorker.exe Token: SeSecurityPrivilege 1588 TiWorker.exe Token: SeBackupPrivilege 1588 TiWorker.exe Token: SeRestorePrivilege 1588 TiWorker.exe Token: SeSecurityPrivilege 1588 TiWorker.exe Token: SeBackupPrivilege 1588 TiWorker.exe Token: SeRestorePrivilege 1588 TiWorker.exe Token: SeSecurityPrivilege 1588 TiWorker.exe Token: SeBackupPrivilege 1588 TiWorker.exe Token: SeRestorePrivilege 1588 TiWorker.exe Token: SeSecurityPrivilege 1588 TiWorker.exe Token: SeBackupPrivilege 1588 TiWorker.exe Token: SeRestorePrivilege 1588 TiWorker.exe Token: SeSecurityPrivilege 1588 TiWorker.exe Token: SeBackupPrivilege 1588 TiWorker.exe Token: SeRestorePrivilege 1588 TiWorker.exe Token: SeSecurityPrivilege 1588 TiWorker.exe Token: SeBackupPrivilege 1588 TiWorker.exe Token: SeRestorePrivilege 1588 TiWorker.exe Token: SeSecurityPrivilege 1588 TiWorker.exe Token: SeBackupPrivilege 1588 TiWorker.exe Token: SeRestorePrivilege 1588 TiWorker.exe Token: SeSecurityPrivilege 1588 TiWorker.exe Token: SeBackupPrivilege 1588 TiWorker.exe Token: SeRestorePrivilege 1588 TiWorker.exe Token: SeSecurityPrivilege 1588 TiWorker.exe Token: SeBackupPrivilege 1588 TiWorker.exe Token: SeRestorePrivilege 1588 TiWorker.exe Token: SeSecurityPrivilege 1588 TiWorker.exe Token: SeBackupPrivilege 1588 TiWorker.exe Token: SeRestorePrivilege 1588 TiWorker.exe Token: SeSecurityPrivilege 1588 TiWorker.exe Token: SeBackupPrivilege 1588 TiWorker.exe Token: SeRestorePrivilege 1588 TiWorker.exe Token: SeSecurityPrivilege 1588 TiWorker.exe Token: SeBackupPrivilege 1588 TiWorker.exe Token: SeRestorePrivilege 1588 TiWorker.exe Token: SeSecurityPrivilege 1588 TiWorker.exe Token: SeBackupPrivilege 1588 TiWorker.exe Token: SeRestorePrivilege 1588 TiWorker.exe Token: SeSecurityPrivilege 1588 TiWorker.exe -
Suspicious use of WriteProcessMemory 9 IoCs
Processes:
0ce477a3794115f4bd466cc7a0920fb7d719b12ac94fe4b92f84369eab61d5d1.execmd.exedescription pid process target process PID 464 wrote to memory of 3836 464 0ce477a3794115f4bd466cc7a0920fb7d719b12ac94fe4b92f84369eab61d5d1.exe MediaCenter.exe PID 464 wrote to memory of 3836 464 0ce477a3794115f4bd466cc7a0920fb7d719b12ac94fe4b92f84369eab61d5d1.exe MediaCenter.exe PID 464 wrote to memory of 3836 464 0ce477a3794115f4bd466cc7a0920fb7d719b12ac94fe4b92f84369eab61d5d1.exe MediaCenter.exe PID 464 wrote to memory of 1208 464 0ce477a3794115f4bd466cc7a0920fb7d719b12ac94fe4b92f84369eab61d5d1.exe cmd.exe PID 464 wrote to memory of 1208 464 0ce477a3794115f4bd466cc7a0920fb7d719b12ac94fe4b92f84369eab61d5d1.exe cmd.exe PID 464 wrote to memory of 1208 464 0ce477a3794115f4bd466cc7a0920fb7d719b12ac94fe4b92f84369eab61d5d1.exe cmd.exe PID 1208 wrote to memory of 2280 1208 cmd.exe PING.EXE PID 1208 wrote to memory of 2280 1208 cmd.exe PING.EXE PID 1208 wrote to memory of 2280 1208 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\0ce477a3794115f4bd466cc7a0920fb7d719b12ac94fe4b92f84369eab61d5d1.exe"C:\Users\Admin\AppData\Local\Temp\0ce477a3794115f4bd466cc7a0920fb7d719b12ac94fe4b92f84369eab61d5d1.exe"1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:464 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:3836 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\0ce477a3794115f4bd466cc7a0920fb7d719b12ac94fe4b92f84369eab61d5d1.exe"2⤵
- Suspicious use of WriteProcessMemory
PID:1208 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:2280
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C:\Windows\system32\MusNotifyIcon.exe%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 131⤵
- Checks processor information in registry
PID:3716
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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:3044
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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:1588
Network
MITRE ATT&CK Enterprise v6
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Downloads
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MD5
7d8eda136e8498494ce072497700482d
SHA1704bf1aeba3fa150b119563492ffe606d9f944c4
SHA2569b7a2e20f5022c37800f9258e439079a2cced5969bb63f58597c7a6ecbbc582c
SHA5123b7d22cf21c51588331e66d4a7929684681b99992f595a4096d9946441c0d59da29391561956c989338c15c22acc2a07aea7b40c4e30412021acb4868a13b06b
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MD5
7d8eda136e8498494ce072497700482d
SHA1704bf1aeba3fa150b119563492ffe606d9f944c4
SHA2569b7a2e20f5022c37800f9258e439079a2cced5969bb63f58597c7a6ecbbc582c
SHA5123b7d22cf21c51588331e66d4a7929684681b99992f595a4096d9946441c0d59da29391561956c989338c15c22acc2a07aea7b40c4e30412021acb4868a13b06b