Analysis
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max time kernel
153s -
max time network
158s -
platform
windows10-2004_x64 -
resource
win10v2004-en-20220112 -
submitted
12-02-2022 09:29
Static task
static1
Behavioral task
behavioral1
Sample
09e630f3e8d749bb98425ec7207b7f0701ff0a45a5eaac17d44030b5ccaab722.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
09e630f3e8d749bb98425ec7207b7f0701ff0a45a5eaac17d44030b5ccaab722.exe
Resource
win10v2004-en-20220112
General
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Target
09e630f3e8d749bb98425ec7207b7f0701ff0a45a5eaac17d44030b5ccaab722.exe
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Size
92KB
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MD5
d76099e26c6cbd8592d1020d8f28105d
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SHA1
0bb4a38821f22194a7c1d6129941c3250a44a24f
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SHA256
09e630f3e8d749bb98425ec7207b7f0701ff0a45a5eaac17d44030b5ccaab722
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SHA512
f0ab953378c51ecdee288ece457507e75423b8c7933f31fff04f523abd5d1f6d435d21a13131c400a5572cbefca1b0d6fee5244c9ad23d4d613097d0bf15466e
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 -
suricata: ET MALWARE SUSPICIOUS UA (iexplore)
suricata: ET MALWARE SUSPICIOUS UA (iexplore)
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suricata: ET MALWARE Sakula/Mivast RAT CnC Beacon 1
suricata: ET MALWARE Sakula/Mivast RAT CnC Beacon 1
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Executes dropped EXE 1 IoCs
Processes:
MediaCenter.exepid process 640 MediaCenter.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
09e630f3e8d749bb98425ec7207b7f0701ff0a45a5eaac17d44030b5ccaab722.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation 09e630f3e8d749bb98425ec7207b7f0701ff0a45a5eaac17d44030b5ccaab722.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
09e630f3e8d749bb98425ec7207b7f0701ff0a45a5eaac17d44030b5ccaab722.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 09e630f3e8d749bb98425ec7207b7f0701ff0a45a5eaac17d44030b5ccaab722.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 51 IoCs
Processes:
svchost.exedescription ioc process 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\DownloadMonthlyRateBkCnt = "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\DownloadMonthlyGroupBytes = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\LinkLocalConnectionCount = "0" 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\MemoryUsageKB = "4312" svchost.exe Key created \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Settings 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\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\MemoryUsageKB = "3928" 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\DownloadMonthlyRateBkBps = "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\LANConnectionCount = "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\UploadCount = "0" 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 = "0.013210" 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\Usage\DownloadMonthlyLinkLocalBytes = "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\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\FrDownloadRatePct = "90" 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\Config svchost.exe Set value (str) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "3.246800" 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\UploadMonthlyInternetBytes = "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\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\UplinkUsageBps = "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\NormalDownloadPendingCount = "0" 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\DownloadMonthlyCacheHostBytes = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\KVFileExpirationTime = "132893082849926206" 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\MemoryUsageKB = "4100" svchost.exe Set value (str) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "1.282062" 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\SwarmCount = "1" 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\BkDownloadRatePct = "45" 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 svchost.exe -
Runs ping.exe 1 TTPs 1 IoCs
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Suspicious use of AdjustPrivilegeToken 64 IoCs
Processes:
TiWorker.exe09e630f3e8d749bb98425ec7207b7f0701ff0a45a5eaac17d44030b5ccaab722.exedescription pid process Token: SeSecurityPrivilege 3952 TiWorker.exe Token: SeRestorePrivilege 3952 TiWorker.exe Token: SeBackupPrivilege 3952 TiWorker.exe Token: SeIncBasePriorityPrivilege 884 09e630f3e8d749bb98425ec7207b7f0701ff0a45a5eaac17d44030b5ccaab722.exe Token: SeBackupPrivilege 3952 TiWorker.exe Token: SeRestorePrivilege 3952 TiWorker.exe Token: SeSecurityPrivilege 3952 TiWorker.exe Token: SeBackupPrivilege 3952 TiWorker.exe Token: SeRestorePrivilege 3952 TiWorker.exe Token: SeSecurityPrivilege 3952 TiWorker.exe Token: SeBackupPrivilege 3952 TiWorker.exe Token: SeRestorePrivilege 3952 TiWorker.exe Token: SeSecurityPrivilege 3952 TiWorker.exe Token: SeBackupPrivilege 3952 TiWorker.exe Token: SeRestorePrivilege 3952 TiWorker.exe Token: SeSecurityPrivilege 3952 TiWorker.exe Token: SeBackupPrivilege 3952 TiWorker.exe Token: SeRestorePrivilege 3952 TiWorker.exe Token: SeSecurityPrivilege 3952 TiWorker.exe Token: SeBackupPrivilege 3952 TiWorker.exe Token: SeRestorePrivilege 3952 TiWorker.exe Token: SeSecurityPrivilege 3952 TiWorker.exe Token: SeBackupPrivilege 3952 TiWorker.exe Token: SeRestorePrivilege 3952 TiWorker.exe Token: SeSecurityPrivilege 3952 TiWorker.exe Token: SeBackupPrivilege 3952 TiWorker.exe Token: SeRestorePrivilege 3952 TiWorker.exe Token: SeSecurityPrivilege 3952 TiWorker.exe Token: SeBackupPrivilege 3952 TiWorker.exe Token: SeRestorePrivilege 3952 TiWorker.exe Token: SeSecurityPrivilege 3952 TiWorker.exe Token: SeBackupPrivilege 3952 TiWorker.exe Token: SeRestorePrivilege 3952 TiWorker.exe Token: SeSecurityPrivilege 3952 TiWorker.exe Token: SeBackupPrivilege 3952 TiWorker.exe Token: SeRestorePrivilege 3952 TiWorker.exe Token: SeSecurityPrivilege 3952 TiWorker.exe Token: SeBackupPrivilege 3952 TiWorker.exe Token: SeRestorePrivilege 3952 TiWorker.exe Token: SeSecurityPrivilege 3952 TiWorker.exe Token: SeBackupPrivilege 3952 TiWorker.exe Token: SeRestorePrivilege 3952 TiWorker.exe Token: SeSecurityPrivilege 3952 TiWorker.exe Token: SeBackupPrivilege 3952 TiWorker.exe Token: SeRestorePrivilege 3952 TiWorker.exe Token: SeSecurityPrivilege 3952 TiWorker.exe Token: SeBackupPrivilege 3952 TiWorker.exe Token: SeRestorePrivilege 3952 TiWorker.exe Token: SeSecurityPrivilege 3952 TiWorker.exe Token: SeBackupPrivilege 3952 TiWorker.exe Token: SeRestorePrivilege 3952 TiWorker.exe Token: SeSecurityPrivilege 3952 TiWorker.exe Token: SeBackupPrivilege 3952 TiWorker.exe Token: SeRestorePrivilege 3952 TiWorker.exe Token: SeSecurityPrivilege 3952 TiWorker.exe Token: SeBackupPrivilege 3952 TiWorker.exe Token: SeRestorePrivilege 3952 TiWorker.exe Token: SeSecurityPrivilege 3952 TiWorker.exe Token: SeBackupPrivilege 3952 TiWorker.exe Token: SeRestorePrivilege 3952 TiWorker.exe Token: SeSecurityPrivilege 3952 TiWorker.exe Token: SeBackupPrivilege 3952 TiWorker.exe Token: SeRestorePrivilege 3952 TiWorker.exe Token: SeSecurityPrivilege 3952 TiWorker.exe -
Suspicious use of WriteProcessMemory 9 IoCs
Processes:
09e630f3e8d749bb98425ec7207b7f0701ff0a45a5eaac17d44030b5ccaab722.execmd.exedescription pid process target process PID 884 wrote to memory of 640 884 09e630f3e8d749bb98425ec7207b7f0701ff0a45a5eaac17d44030b5ccaab722.exe MediaCenter.exe PID 884 wrote to memory of 640 884 09e630f3e8d749bb98425ec7207b7f0701ff0a45a5eaac17d44030b5ccaab722.exe MediaCenter.exe PID 884 wrote to memory of 640 884 09e630f3e8d749bb98425ec7207b7f0701ff0a45a5eaac17d44030b5ccaab722.exe MediaCenter.exe PID 884 wrote to memory of 2680 884 09e630f3e8d749bb98425ec7207b7f0701ff0a45a5eaac17d44030b5ccaab722.exe cmd.exe PID 884 wrote to memory of 2680 884 09e630f3e8d749bb98425ec7207b7f0701ff0a45a5eaac17d44030b5ccaab722.exe cmd.exe PID 884 wrote to memory of 2680 884 09e630f3e8d749bb98425ec7207b7f0701ff0a45a5eaac17d44030b5ccaab722.exe cmd.exe PID 2680 wrote to memory of 3528 2680 cmd.exe PING.EXE PID 2680 wrote to memory of 3528 2680 cmd.exe PING.EXE PID 2680 wrote to memory of 3528 2680 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\09e630f3e8d749bb98425ec7207b7f0701ff0a45a5eaac17d44030b5ccaab722.exe"C:\Users\Admin\AppData\Local\Temp\09e630f3e8d749bb98425ec7207b7f0701ff0a45a5eaac17d44030b5ccaab722.exe"1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:884 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:640 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\09e630f3e8d749bb98425ec7207b7f0701ff0a45a5eaac17d44030b5ccaab722.exe"2⤵
- Suspicious use of WriteProcessMemory
PID:2680 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:3528
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C:\Windows\system32\MusNotifyIcon.exe%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 131⤵
- Checks processor information in registry
PID:2664
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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:3032
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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:3952
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeMD5
18833ddda0949cb80d6395e05ee5b5b1
SHA11d537665ee7933e2393ec8913593bc02538763a2
SHA256913f88f93b3f5ec72d4369595257f53483db35e268beed1414667b942316a64d
SHA512f3cd433312fd4e8ed59faeb97429585bff3fe3d4b4f45364f6dbd0304da1e1b005db88c67a18d924911a0c5cfa5c6dd69167b8f30230f181370152ebaef37822
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C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeMD5
18833ddda0949cb80d6395e05ee5b5b1
SHA11d537665ee7933e2393ec8913593bc02538763a2
SHA256913f88f93b3f5ec72d4369595257f53483db35e268beed1414667b942316a64d
SHA512f3cd433312fd4e8ed59faeb97429585bff3fe3d4b4f45364f6dbd0304da1e1b005db88c67a18d924911a0c5cfa5c6dd69167b8f30230f181370152ebaef37822