Analysis
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max time kernel
167s -
max time network
177s -
platform
windows10-2004_x64 -
resource
win10v2004-en-20220112 -
submitted
12-02-2022 06:03
Static task
static1
Behavioral task
behavioral1
Sample
10ff64c7e6da83ea8bb45fc74e37683680833b9c39cdc2dd9c18738d888afa47.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
10ff64c7e6da83ea8bb45fc74e37683680833b9c39cdc2dd9c18738d888afa47.exe
Resource
win10v2004-en-20220112
General
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Target
10ff64c7e6da83ea8bb45fc74e37683680833b9c39cdc2dd9c18738d888afa47.exe
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Size
35KB
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MD5
691bbc1d4d273068c91e464b2a800da4
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SHA1
5fa3c8727528f444fb9954c34479d06cb2f1845d
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SHA256
10ff64c7e6da83ea8bb45fc74e37683680833b9c39cdc2dd9c18738d888afa47
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SHA512
ce361f90c472d02bec672939df11344dcb038f6bd396739de787933ba533848330b1dee43bd6c8ad546f62c92fa7235a5b4a115d8c8ed0c11b8c73ce39643234
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
Processes:
MediaCenter.exepid process 392 MediaCenter.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
10ff64c7e6da83ea8bb45fc74e37683680833b9c39cdc2dd9c18738d888afa47.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation 10ff64c7e6da83ea8bb45fc74e37683680833b9c39cdc2dd9c18738d888afa47.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
10ff64c7e6da83ea8bb45fc74e37683680833b9c39cdc2dd9c18738d888afa47.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 10ff64c7e6da83ea8bb45fc74e37683680833b9c39cdc2dd9c18738d888afa47.exe -
Drops file in Windows directory 2 IoCs
Processes:
TiWorker.exedescription ioc process 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 47 IoCs
Processes:
svchost.exedescription ioc process 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\DownloadMonthlyGroupBytes = "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\DownlinkBps = "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 = "4092" 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\UploadMonthlyInternetBytes = "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\FrDownloadRatePct = "90" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\SwarmCount = "0" svchost.exe Set value (str) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.000000" 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\DownloadMonthlyRateFrBps = "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\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 (str) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "1.388870" 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\DownloadMonthlyRateBkCnt = "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\UploadCount = "0" svchost.exe Set value (str) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.166914" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4088" 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\DownloadMonthlyCacheHostBytes = "0" 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\PriorityDownloadCount = "0" 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\PriorityDownloadPendingCount = "0" 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\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\GroupConnectionCount = "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\CDNConnectionCount = "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\BkDownloadRatePct = "45" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\NormalDownloadCount = "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\Config\DODownloadMode = "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\InternetConnectionCount = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4096" svchost.exe -
Runs ping.exe 1 TTPs 1 IoCs
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Suspicious use of AdjustPrivilegeToken 49 IoCs
Processes:
10ff64c7e6da83ea8bb45fc74e37683680833b9c39cdc2dd9c18738d888afa47.exeTiWorker.exedescription pid process Token: SeIncBasePriorityPrivilege 1044 10ff64c7e6da83ea8bb45fc74e37683680833b9c39cdc2dd9c18738d888afa47.exe Token: SeSecurityPrivilege 532 TiWorker.exe Token: SeRestorePrivilege 532 TiWorker.exe Token: SeBackupPrivilege 532 TiWorker.exe Token: SeBackupPrivilege 532 TiWorker.exe Token: SeRestorePrivilege 532 TiWorker.exe Token: SeSecurityPrivilege 532 TiWorker.exe Token: SeBackupPrivilege 532 TiWorker.exe Token: SeRestorePrivilege 532 TiWorker.exe Token: SeSecurityPrivilege 532 TiWorker.exe Token: SeBackupPrivilege 532 TiWorker.exe Token: SeRestorePrivilege 532 TiWorker.exe Token: SeSecurityPrivilege 532 TiWorker.exe Token: SeBackupPrivilege 532 TiWorker.exe Token: SeRestorePrivilege 532 TiWorker.exe Token: SeSecurityPrivilege 532 TiWorker.exe Token: SeBackupPrivilege 532 TiWorker.exe Token: SeRestorePrivilege 532 TiWorker.exe Token: SeSecurityPrivilege 532 TiWorker.exe Token: SeBackupPrivilege 532 TiWorker.exe Token: SeRestorePrivilege 532 TiWorker.exe Token: SeSecurityPrivilege 532 TiWorker.exe Token: SeBackupPrivilege 532 TiWorker.exe Token: SeRestorePrivilege 532 TiWorker.exe Token: SeSecurityPrivilege 532 TiWorker.exe Token: SeBackupPrivilege 532 TiWorker.exe Token: SeRestorePrivilege 532 TiWorker.exe Token: SeSecurityPrivilege 532 TiWorker.exe Token: SeBackupPrivilege 532 TiWorker.exe Token: SeRestorePrivilege 532 TiWorker.exe Token: SeSecurityPrivilege 532 TiWorker.exe Token: SeBackupPrivilege 532 TiWorker.exe Token: SeRestorePrivilege 532 TiWorker.exe Token: SeSecurityPrivilege 532 TiWorker.exe Token: SeBackupPrivilege 532 TiWorker.exe Token: SeRestorePrivilege 532 TiWorker.exe Token: SeSecurityPrivilege 532 TiWorker.exe Token: SeBackupPrivilege 532 TiWorker.exe Token: SeRestorePrivilege 532 TiWorker.exe Token: SeSecurityPrivilege 532 TiWorker.exe Token: SeBackupPrivilege 532 TiWorker.exe Token: SeRestorePrivilege 532 TiWorker.exe Token: SeSecurityPrivilege 532 TiWorker.exe Token: SeBackupPrivilege 532 TiWorker.exe Token: SeRestorePrivilege 532 TiWorker.exe Token: SeSecurityPrivilege 532 TiWorker.exe Token: SeBackupPrivilege 532 TiWorker.exe Token: SeRestorePrivilege 532 TiWorker.exe Token: SeSecurityPrivilege 532 TiWorker.exe -
Suspicious use of WriteProcessMemory 9 IoCs
Processes:
10ff64c7e6da83ea8bb45fc74e37683680833b9c39cdc2dd9c18738d888afa47.execmd.exedescription pid process target process PID 1044 wrote to memory of 392 1044 10ff64c7e6da83ea8bb45fc74e37683680833b9c39cdc2dd9c18738d888afa47.exe MediaCenter.exe PID 1044 wrote to memory of 392 1044 10ff64c7e6da83ea8bb45fc74e37683680833b9c39cdc2dd9c18738d888afa47.exe MediaCenter.exe PID 1044 wrote to memory of 392 1044 10ff64c7e6da83ea8bb45fc74e37683680833b9c39cdc2dd9c18738d888afa47.exe MediaCenter.exe PID 1044 wrote to memory of 2312 1044 10ff64c7e6da83ea8bb45fc74e37683680833b9c39cdc2dd9c18738d888afa47.exe cmd.exe PID 1044 wrote to memory of 2312 1044 10ff64c7e6da83ea8bb45fc74e37683680833b9c39cdc2dd9c18738d888afa47.exe cmd.exe PID 1044 wrote to memory of 2312 1044 10ff64c7e6da83ea8bb45fc74e37683680833b9c39cdc2dd9c18738d888afa47.exe cmd.exe PID 2312 wrote to memory of 2496 2312 cmd.exe PING.EXE PID 2312 wrote to memory of 2496 2312 cmd.exe PING.EXE PID 2312 wrote to memory of 2496 2312 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\10ff64c7e6da83ea8bb45fc74e37683680833b9c39cdc2dd9c18738d888afa47.exe"C:\Users\Admin\AppData\Local\Temp\10ff64c7e6da83ea8bb45fc74e37683680833b9c39cdc2dd9c18738d888afa47.exe"1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1044 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:392 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\10ff64c7e6da83ea8bb45fc74e37683680833b9c39cdc2dd9c18738d888afa47.exe"2⤵
- Suspicious use of WriteProcessMemory
PID:2312 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:2496
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C:\Windows\system32\MusNotifyIcon.exe%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 131⤵
- Checks processor information in registry
PID:3444
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C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k NetworkService -p1⤵
- Modifies data under HKEY_USERS
PID:3540
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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:532
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
62b6e23412a3b2acbb0e62a48ed674a8
SHA13eccb4e0c25fcaaf70f753eb1c84153189cbef0d
SHA256e2e43165a46886e77457995e2e900dd296351e1d5f49bfae072b2d730ef27c7e
SHA51294e1ed174905000915e442055529e59fc62d847f4d2911822fb119430a240eee62a7e0af2f581d02fcaa87a4055387f2823b605725304ee7bfc3b98a8d33c659
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MD5
62b6e23412a3b2acbb0e62a48ed674a8
SHA13eccb4e0c25fcaaf70f753eb1c84153189cbef0d
SHA256e2e43165a46886e77457995e2e900dd296351e1d5f49bfae072b2d730ef27c7e
SHA51294e1ed174905000915e442055529e59fc62d847f4d2911822fb119430a240eee62a7e0af2f581d02fcaa87a4055387f2823b605725304ee7bfc3b98a8d33c659