Analysis
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max time kernel
152s -
max time network
166s -
platform
windows10-2004_x64 -
resource
win10v2004-en-20220112 -
submitted
12-02-2022 05:57
Static task
static1
Behavioral task
behavioral1
Sample
113e66c3404b9e9c0a680706b40a6fab316cb39ede582c35470e994f46905591.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
113e66c3404b9e9c0a680706b40a6fab316cb39ede582c35470e994f46905591.exe
Resource
win10v2004-en-20220112
General
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Target
113e66c3404b9e9c0a680706b40a6fab316cb39ede582c35470e994f46905591.exe
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Size
58KB
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MD5
b228e33bf33c05c38d46ff3c9e91cfd7
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SHA1
0d08a72412bfad554b8be2caac2ff98e3424e043
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SHA256
113e66c3404b9e9c0a680706b40a6fab316cb39ede582c35470e994f46905591
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SHA512
d29b1785503812807fdb637d41319f0fa0db36d1ed1a1d8934549cb9b258b434d9f784b1d0ca53c215fed52fa0bef88d1f866af3a74827934f0f58bc2a326215
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
Processes:
MediaCenter.exepid process 3356 MediaCenter.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
113e66c3404b9e9c0a680706b40a6fab316cb39ede582c35470e994f46905591.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation 113e66c3404b9e9c0a680706b40a6fab316cb39ede582c35470e994f46905591.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
113e66c3404b9e9c0a680706b40a6fab316cb39ede582c35470e994f46905591.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 113e66c3404b9e9c0a680706b40a6fab316cb39ede582c35470e994f46905591.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 4 IoCs
Processor information is often read in order to detect sandboxing environments.
Processes:
MusNotifyIcon.exeMusNotifyIcon.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 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\DownloadMonthlyRateBkBps = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\KVFileExpirationTime = "132892955570631910" 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\DownlinkUsageBps = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\UploadRatePct = "100" svchost.exe Set value (str) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.000000" 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 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\DownloadMode_BackCompat = "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\DownloadMonthlyCacheHostBytes = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyRateFrBps = "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\PriorityDownloadCount = "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\DownloadMonthlyCdnBytes = "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\DownloadMonthlyRateBkCnt = "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\UplinkBps = "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\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 (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\NormalDownloadPendingCount = "0" svchost.exe Set value (str) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "6.249388" 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\UploadMonthlyInternetBytes = "0" 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\LinkLocalConnectionCount = "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\MemoryUsageKB = "4284" 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\BkDownloadRatePct = "45" svchost.exe Set value (str) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "4.861265" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4036" 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\SwarmCount = "1" 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\DownlinkBps = "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\DownloadMonthlyInternetBytes = "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\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\CacheSizeBytes = "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\MonthlyUploadRestriction = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\SwarmCount = "0" svchost.exe -
Runs ping.exe 1 TTPs 1 IoCs
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Suspicious use of AdjustPrivilegeToken 64 IoCs
Processes:
113e66c3404b9e9c0a680706b40a6fab316cb39ede582c35470e994f46905591.exeTiWorker.exedescription pid process Token: SeIncBasePriorityPrivilege 3684 113e66c3404b9e9c0a680706b40a6fab316cb39ede582c35470e994f46905591.exe Token: SeSecurityPrivilege 3220 TiWorker.exe Token: SeRestorePrivilege 3220 TiWorker.exe Token: SeBackupPrivilege 3220 TiWorker.exe Token: SeBackupPrivilege 3220 TiWorker.exe Token: SeRestorePrivilege 3220 TiWorker.exe Token: SeSecurityPrivilege 3220 TiWorker.exe Token: SeBackupPrivilege 3220 TiWorker.exe Token: SeRestorePrivilege 3220 TiWorker.exe Token: SeSecurityPrivilege 3220 TiWorker.exe Token: SeBackupPrivilege 3220 TiWorker.exe Token: SeRestorePrivilege 3220 TiWorker.exe Token: SeSecurityPrivilege 3220 TiWorker.exe Token: SeBackupPrivilege 3220 TiWorker.exe Token: SeRestorePrivilege 3220 TiWorker.exe Token: SeSecurityPrivilege 3220 TiWorker.exe Token: SeBackupPrivilege 3220 TiWorker.exe Token: SeRestorePrivilege 3220 TiWorker.exe Token: SeSecurityPrivilege 3220 TiWorker.exe Token: SeBackupPrivilege 3220 TiWorker.exe Token: SeRestorePrivilege 3220 TiWorker.exe Token: SeSecurityPrivilege 3220 TiWorker.exe Token: SeBackupPrivilege 3220 TiWorker.exe Token: SeRestorePrivilege 3220 TiWorker.exe Token: SeSecurityPrivilege 3220 TiWorker.exe Token: SeBackupPrivilege 3220 TiWorker.exe Token: SeRestorePrivilege 3220 TiWorker.exe Token: SeSecurityPrivilege 3220 TiWorker.exe Token: SeBackupPrivilege 3220 TiWorker.exe Token: SeRestorePrivilege 3220 TiWorker.exe Token: SeSecurityPrivilege 3220 TiWorker.exe Token: SeBackupPrivilege 3220 TiWorker.exe Token: SeRestorePrivilege 3220 TiWorker.exe Token: SeSecurityPrivilege 3220 TiWorker.exe Token: SeBackupPrivilege 3220 TiWorker.exe Token: SeRestorePrivilege 3220 TiWorker.exe Token: SeSecurityPrivilege 3220 TiWorker.exe Token: SeBackupPrivilege 3220 TiWorker.exe Token: SeRestorePrivilege 3220 TiWorker.exe Token: SeSecurityPrivilege 3220 TiWorker.exe Token: SeBackupPrivilege 3220 TiWorker.exe Token: SeRestorePrivilege 3220 TiWorker.exe Token: SeSecurityPrivilege 3220 TiWorker.exe Token: SeBackupPrivilege 3220 TiWorker.exe Token: SeRestorePrivilege 3220 TiWorker.exe Token: SeSecurityPrivilege 3220 TiWorker.exe Token: SeBackupPrivilege 3220 TiWorker.exe Token: SeRestorePrivilege 3220 TiWorker.exe Token: SeSecurityPrivilege 3220 TiWorker.exe Token: SeBackupPrivilege 3220 TiWorker.exe Token: SeRestorePrivilege 3220 TiWorker.exe Token: SeSecurityPrivilege 3220 TiWorker.exe Token: SeBackupPrivilege 3220 TiWorker.exe Token: SeRestorePrivilege 3220 TiWorker.exe Token: SeSecurityPrivilege 3220 TiWorker.exe Token: SeBackupPrivilege 3220 TiWorker.exe Token: SeRestorePrivilege 3220 TiWorker.exe Token: SeSecurityPrivilege 3220 TiWorker.exe Token: SeBackupPrivilege 3220 TiWorker.exe Token: SeRestorePrivilege 3220 TiWorker.exe Token: SeSecurityPrivilege 3220 TiWorker.exe Token: SeBackupPrivilege 3220 TiWorker.exe Token: SeRestorePrivilege 3220 TiWorker.exe Token: SeSecurityPrivilege 3220 TiWorker.exe -
Suspicious use of WriteProcessMemory 9 IoCs
Processes:
113e66c3404b9e9c0a680706b40a6fab316cb39ede582c35470e994f46905591.execmd.exedescription pid process target process PID 3684 wrote to memory of 3356 3684 113e66c3404b9e9c0a680706b40a6fab316cb39ede582c35470e994f46905591.exe MediaCenter.exe PID 3684 wrote to memory of 3356 3684 113e66c3404b9e9c0a680706b40a6fab316cb39ede582c35470e994f46905591.exe MediaCenter.exe PID 3684 wrote to memory of 3356 3684 113e66c3404b9e9c0a680706b40a6fab316cb39ede582c35470e994f46905591.exe MediaCenter.exe PID 3684 wrote to memory of 2604 3684 113e66c3404b9e9c0a680706b40a6fab316cb39ede582c35470e994f46905591.exe cmd.exe PID 3684 wrote to memory of 2604 3684 113e66c3404b9e9c0a680706b40a6fab316cb39ede582c35470e994f46905591.exe cmd.exe PID 3684 wrote to memory of 2604 3684 113e66c3404b9e9c0a680706b40a6fab316cb39ede582c35470e994f46905591.exe cmd.exe PID 2604 wrote to memory of 696 2604 cmd.exe PING.EXE PID 2604 wrote to memory of 696 2604 cmd.exe PING.EXE PID 2604 wrote to memory of 696 2604 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\113e66c3404b9e9c0a680706b40a6fab316cb39ede582c35470e994f46905591.exe"C:\Users\Admin\AppData\Local\Temp\113e66c3404b9e9c0a680706b40a6fab316cb39ede582c35470e994f46905591.exe"1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3684 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:3356 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\113e66c3404b9e9c0a680706b40a6fab316cb39ede582c35470e994f46905591.exe"2⤵
- Suspicious use of WriteProcessMemory
PID:2604 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:696
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C:\Windows\system32\MusNotifyIcon.exe%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 131⤵
- Checks processor information in registry
PID:3616
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C:\Windows\system32\MusNotifyIcon.exe%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 131⤵
- Checks processor information in registry
PID:3316
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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:2144
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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:3220
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
652ceecd065f0cb8d7393ed345e81fd2
SHA1cea810d6e42d332a7df59ed04da2b711ff343a66
SHA256679a0ed1cf8994122421b1079f4fe328c37385befda29678d869b7a3cbb26c34
SHA512009ef3a425988c5f0ca7c13b3cbff0013e3d78cf3f60db9dde6787a99764ae9d5dc5bfab922ae3d5b0beb1c6954d29028e5ab3cdb1a4175266480d68006bc856
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MD5
652ceecd065f0cb8d7393ed345e81fd2
SHA1cea810d6e42d332a7df59ed04da2b711ff343a66
SHA256679a0ed1cf8994122421b1079f4fe328c37385befda29678d869b7a3cbb26c34
SHA512009ef3a425988c5f0ca7c13b3cbff0013e3d78cf3f60db9dde6787a99764ae9d5dc5bfab922ae3d5b0beb1c6954d29028e5ab3cdb1a4175266480d68006bc856