Analysis
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max time kernel
163s -
max time network
166s -
platform
windows10-2004_x64 -
resource
win10v2004-en-20220112 -
submitted
12-02-2022 05:58
Static task
static1
Behavioral task
behavioral1
Sample
112fd5f7b1dbc1a25e916764c5430793c7b277307b2a623fc782a416a695f0d9.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
112fd5f7b1dbc1a25e916764c5430793c7b277307b2a623fc782a416a695f0d9.exe
Resource
win10v2004-en-20220112
General
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Target
112fd5f7b1dbc1a25e916764c5430793c7b277307b2a623fc782a416a695f0d9.exe
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Size
58KB
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MD5
d331a5b4a05feeba83947fbfb8f46efa
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SHA1
35d62248fdf84ed4a6a44dd544a4e909e0ff2f49
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SHA256
112fd5f7b1dbc1a25e916764c5430793c7b277307b2a623fc782a416a695f0d9
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SHA512
2db7f730861a2e75783c1222126abe8b91116c0c85f6a30794bf16514fc7cb23159d75cee6726a80afacf4e0b06f43bc3aaef9a42c57a47b75bd659a37b240a1
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
Processes:
MediaCenter.exepid process 664 MediaCenter.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
112fd5f7b1dbc1a25e916764c5430793c7b277307b2a623fc782a416a695f0d9.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation 112fd5f7b1dbc1a25e916764c5430793c7b277307b2a623fc782a416a695f0d9.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
112fd5f7b1dbc1a25e916764c5430793c7b277307b2a623fc782a416a695f0d9.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 112fd5f7b1dbc1a25e916764c5430793c7b277307b2a623fc782a416a695f0d9.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\Config\DownloadMode_BackCompat = "1" 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\DownloadMonthlyRateBkBps = "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\MemoryUsageKB = "4100" 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\DownloadMonthlyCdnBytes = "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\UploadCount = "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\NormalDownloadPendingCount = "0" svchost.exe Set value (str) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "4.606050" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4320" 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\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\PriorityDownloadPendingCount = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4020" 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\DownloadMonthlyGroupBytes = "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\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\InternetConnectionCount = "0" 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\Config\DODownloadMode = "1" 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\BkDownloadRatePct = "45" 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 = "4304" 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\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\DownloadMonthlyRateBkCnt = "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\PeerInfoCount = "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\LinkLocalConnectionCount = "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\FrDownloadRatePct = "90" 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\MonthlyUploadRestriction = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\PriorityDownloadCount = "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\DownloadMonthlyCacheHostBytes = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\KVFileExpirationTime = "132892955787655186" 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.exe112fd5f7b1dbc1a25e916764c5430793c7b277307b2a623fc782a416a695f0d9.exedescription pid process Token: SeSecurityPrivilege 3604 TiWorker.exe Token: SeRestorePrivilege 3604 TiWorker.exe Token: SeBackupPrivilege 3604 TiWorker.exe Token: SeIncBasePriorityPrivilege 2068 112fd5f7b1dbc1a25e916764c5430793c7b277307b2a623fc782a416a695f0d9.exe Token: SeBackupPrivilege 3604 TiWorker.exe Token: SeRestorePrivilege 3604 TiWorker.exe Token: SeSecurityPrivilege 3604 TiWorker.exe Token: SeBackupPrivilege 3604 TiWorker.exe Token: SeRestorePrivilege 3604 TiWorker.exe Token: SeSecurityPrivilege 3604 TiWorker.exe Token: SeBackupPrivilege 3604 TiWorker.exe Token: SeRestorePrivilege 3604 TiWorker.exe Token: SeSecurityPrivilege 3604 TiWorker.exe Token: SeBackupPrivilege 3604 TiWorker.exe Token: SeRestorePrivilege 3604 TiWorker.exe Token: SeSecurityPrivilege 3604 TiWorker.exe Token: SeBackupPrivilege 3604 TiWorker.exe Token: SeRestorePrivilege 3604 TiWorker.exe Token: SeSecurityPrivilege 3604 TiWorker.exe Token: SeBackupPrivilege 3604 TiWorker.exe Token: SeRestorePrivilege 3604 TiWorker.exe Token: SeSecurityPrivilege 3604 TiWorker.exe Token: SeBackupPrivilege 3604 TiWorker.exe Token: SeRestorePrivilege 3604 TiWorker.exe Token: SeSecurityPrivilege 3604 TiWorker.exe Token: SeBackupPrivilege 3604 TiWorker.exe Token: SeRestorePrivilege 3604 TiWorker.exe Token: SeSecurityPrivilege 3604 TiWorker.exe Token: SeBackupPrivilege 3604 TiWorker.exe Token: SeRestorePrivilege 3604 TiWorker.exe Token: SeSecurityPrivilege 3604 TiWorker.exe Token: SeBackupPrivilege 3604 TiWorker.exe Token: SeRestorePrivilege 3604 TiWorker.exe Token: SeSecurityPrivilege 3604 TiWorker.exe Token: SeBackupPrivilege 3604 TiWorker.exe Token: SeRestorePrivilege 3604 TiWorker.exe Token: SeSecurityPrivilege 3604 TiWorker.exe Token: SeBackupPrivilege 3604 TiWorker.exe Token: SeRestorePrivilege 3604 TiWorker.exe Token: SeSecurityPrivilege 3604 TiWorker.exe Token: SeBackupPrivilege 3604 TiWorker.exe Token: SeRestorePrivilege 3604 TiWorker.exe Token: SeSecurityPrivilege 3604 TiWorker.exe Token: SeBackupPrivilege 3604 TiWorker.exe Token: SeRestorePrivilege 3604 TiWorker.exe Token: SeSecurityPrivilege 3604 TiWorker.exe Token: SeBackupPrivilege 3604 TiWorker.exe Token: SeRestorePrivilege 3604 TiWorker.exe Token: SeSecurityPrivilege 3604 TiWorker.exe Token: SeBackupPrivilege 3604 TiWorker.exe Token: SeRestorePrivilege 3604 TiWorker.exe Token: SeSecurityPrivilege 3604 TiWorker.exe Token: SeBackupPrivilege 3604 TiWorker.exe Token: SeRestorePrivilege 3604 TiWorker.exe Token: SeSecurityPrivilege 3604 TiWorker.exe Token: SeBackupPrivilege 3604 TiWorker.exe Token: SeRestorePrivilege 3604 TiWorker.exe Token: SeSecurityPrivilege 3604 TiWorker.exe Token: SeBackupPrivilege 3604 TiWorker.exe Token: SeRestorePrivilege 3604 TiWorker.exe Token: SeSecurityPrivilege 3604 TiWorker.exe Token: SeBackupPrivilege 3604 TiWorker.exe Token: SeRestorePrivilege 3604 TiWorker.exe Token: SeSecurityPrivilege 3604 TiWorker.exe -
Suspicious use of WriteProcessMemory 9 IoCs
Processes:
112fd5f7b1dbc1a25e916764c5430793c7b277307b2a623fc782a416a695f0d9.execmd.exedescription pid process target process PID 2068 wrote to memory of 664 2068 112fd5f7b1dbc1a25e916764c5430793c7b277307b2a623fc782a416a695f0d9.exe MediaCenter.exe PID 2068 wrote to memory of 664 2068 112fd5f7b1dbc1a25e916764c5430793c7b277307b2a623fc782a416a695f0d9.exe MediaCenter.exe PID 2068 wrote to memory of 664 2068 112fd5f7b1dbc1a25e916764c5430793c7b277307b2a623fc782a416a695f0d9.exe MediaCenter.exe PID 2068 wrote to memory of 740 2068 112fd5f7b1dbc1a25e916764c5430793c7b277307b2a623fc782a416a695f0d9.exe cmd.exe PID 2068 wrote to memory of 740 2068 112fd5f7b1dbc1a25e916764c5430793c7b277307b2a623fc782a416a695f0d9.exe cmd.exe PID 2068 wrote to memory of 740 2068 112fd5f7b1dbc1a25e916764c5430793c7b277307b2a623fc782a416a695f0d9.exe cmd.exe PID 740 wrote to memory of 2136 740 cmd.exe PING.EXE PID 740 wrote to memory of 2136 740 cmd.exe PING.EXE PID 740 wrote to memory of 2136 740 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\112fd5f7b1dbc1a25e916764c5430793c7b277307b2a623fc782a416a695f0d9.exe"C:\Users\Admin\AppData\Local\Temp\112fd5f7b1dbc1a25e916764c5430793c7b277307b2a623fc782a416a695f0d9.exe"1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2068 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:664 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\112fd5f7b1dbc1a25e916764c5430793c7b277307b2a623fc782a416a695f0d9.exe"2⤵
- Suspicious use of WriteProcessMemory
PID:740 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:2136
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C:\Windows\system32\MusNotifyIcon.exe%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 131⤵
- Checks processor information in registry
PID:1568
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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:2592
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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:3604
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
5eb1ce64bfbd4a1d4f0070f8f1249e1d
SHA183cb1ddb5aaf961b6c88cbc95382dc06cd23d29e
SHA256bf4bf42a0420698bf479380436f3982ec732becf61acf2205004df5e23feefc6
SHA5122f9f1fa0851843e3eadbb08f8d1e0199e25a0d82997650f63ccc7fc5174abc7ef9d84f3694c8d566395488dacabac49ab49a9dba2d6dc09de2e73d3931f0895a
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MD5
5eb1ce64bfbd4a1d4f0070f8f1249e1d
SHA183cb1ddb5aaf961b6c88cbc95382dc06cd23d29e
SHA256bf4bf42a0420698bf479380436f3982ec732becf61acf2205004df5e23feefc6
SHA5122f9f1fa0851843e3eadbb08f8d1e0199e25a0d82997650f63ccc7fc5174abc7ef9d84f3694c8d566395488dacabac49ab49a9dba2d6dc09de2e73d3931f0895a