Analysis
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max time kernel
163s -
max time network
190s -
platform
windows10-2004_x64 -
resource
win10v2004-en-20220112 -
submitted
12-02-2022 09:55
Static task
static1
Behavioral task
behavioral1
Sample
0898d26bed7954662fb15e0cc8858c5d9d5ab62fba24942473f5949c136cff56.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
0898d26bed7954662fb15e0cc8858c5d9d5ab62fba24942473f5949c136cff56.exe
Resource
win10v2004-en-20220112
General
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Target
0898d26bed7954662fb15e0cc8858c5d9d5ab62fba24942473f5949c136cff56.exe
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Size
60KB
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MD5
ae29bc8474133b1c21cdbb70ed9a6b5e
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SHA1
fa540dbb7d30c84a0b7216919075e80fe78b2c5a
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SHA256
0898d26bed7954662fb15e0cc8858c5d9d5ab62fba24942473f5949c136cff56
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SHA512
63166a18adff65752c5045436f1094bcbfab6f2c8254a55d7fc07a3c7312b02373bc1dbdf4dd9ead177a09e9c079326f345593bdfea992dd37617f9996e14ed1
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
Processes:
MediaCenter.exepid process 3012 MediaCenter.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
0898d26bed7954662fb15e0cc8858c5d9d5ab62fba24942473f5949c136cff56.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation 0898d26bed7954662fb15e0cc8858c5d9d5ab62fba24942473f5949c136cff56.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
0898d26bed7954662fb15e0cc8858c5d9d5ab62fba24942473f5949c136cff56.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 0898d26bed7954662fb15e0cc8858c5d9d5ab62fba24942473f5949c136cff56.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 49 IoCs
Processes:
svchost.exedescription ioc process Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\UploadCount = "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\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 (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\GroupConnectionCount = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\KVFileExpirationTime = "132893104457005160" 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\PriorityDownloadCount = "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 = "0.831792" 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\DownloadMonthlyRateFrBps = "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\PeerInfoCount = "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\FrDownloadRatePct = "90" 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 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\SwarmCount = "1" 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\DownlinkBps = "0" 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\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\MemoryUsageKB = "4136" 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\NormalDownloadCount = "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\DownloadMonthlyCdnBytes = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MonthID = "2" 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\CacheSizeBytes = "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 = "0.877209" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4220" 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\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\SwarmCount = "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\DownloadMonthlyRateFrCnt = "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\MonthlyUploadRestriction = "0" svchost.exe -
Runs ping.exe 1 TTPs 1 IoCs
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Suspicious use of AdjustPrivilegeToken 64 IoCs
Processes:
TiWorker.exe0898d26bed7954662fb15e0cc8858c5d9d5ab62fba24942473f5949c136cff56.exedescription pid process Token: SeSecurityPrivilege 3344 TiWorker.exe Token: SeRestorePrivilege 3344 TiWorker.exe Token: SeBackupPrivilege 3344 TiWorker.exe Token: SeIncBasePriorityPrivilege 1148 0898d26bed7954662fb15e0cc8858c5d9d5ab62fba24942473f5949c136cff56.exe Token: SeBackupPrivilege 3344 TiWorker.exe Token: SeRestorePrivilege 3344 TiWorker.exe Token: SeSecurityPrivilege 3344 TiWorker.exe Token: SeBackupPrivilege 3344 TiWorker.exe Token: SeRestorePrivilege 3344 TiWorker.exe Token: SeSecurityPrivilege 3344 TiWorker.exe Token: SeBackupPrivilege 3344 TiWorker.exe Token: SeRestorePrivilege 3344 TiWorker.exe Token: SeSecurityPrivilege 3344 TiWorker.exe Token: SeBackupPrivilege 3344 TiWorker.exe Token: SeRestorePrivilege 3344 TiWorker.exe Token: SeSecurityPrivilege 3344 TiWorker.exe Token: SeBackupPrivilege 3344 TiWorker.exe Token: SeRestorePrivilege 3344 TiWorker.exe Token: SeSecurityPrivilege 3344 TiWorker.exe Token: SeBackupPrivilege 3344 TiWorker.exe Token: SeRestorePrivilege 3344 TiWorker.exe Token: SeSecurityPrivilege 3344 TiWorker.exe Token: SeBackupPrivilege 3344 TiWorker.exe Token: SeRestorePrivilege 3344 TiWorker.exe Token: SeSecurityPrivilege 3344 TiWorker.exe Token: SeBackupPrivilege 3344 TiWorker.exe Token: SeRestorePrivilege 3344 TiWorker.exe Token: SeSecurityPrivilege 3344 TiWorker.exe Token: SeBackupPrivilege 3344 TiWorker.exe Token: SeRestorePrivilege 3344 TiWorker.exe Token: SeSecurityPrivilege 3344 TiWorker.exe Token: SeBackupPrivilege 3344 TiWorker.exe Token: SeRestorePrivilege 3344 TiWorker.exe Token: SeSecurityPrivilege 3344 TiWorker.exe Token: SeBackupPrivilege 3344 TiWorker.exe Token: SeRestorePrivilege 3344 TiWorker.exe Token: SeSecurityPrivilege 3344 TiWorker.exe Token: SeBackupPrivilege 3344 TiWorker.exe Token: SeRestorePrivilege 3344 TiWorker.exe Token: SeSecurityPrivilege 3344 TiWorker.exe Token: SeBackupPrivilege 3344 TiWorker.exe Token: SeRestorePrivilege 3344 TiWorker.exe Token: SeSecurityPrivilege 3344 TiWorker.exe Token: SeBackupPrivilege 3344 TiWorker.exe Token: SeRestorePrivilege 3344 TiWorker.exe Token: SeSecurityPrivilege 3344 TiWorker.exe Token: SeBackupPrivilege 3344 TiWorker.exe Token: SeRestorePrivilege 3344 TiWorker.exe Token: SeSecurityPrivilege 3344 TiWorker.exe Token: SeBackupPrivilege 3344 TiWorker.exe Token: SeRestorePrivilege 3344 TiWorker.exe Token: SeSecurityPrivilege 3344 TiWorker.exe Token: SeBackupPrivilege 3344 TiWorker.exe Token: SeRestorePrivilege 3344 TiWorker.exe Token: SeSecurityPrivilege 3344 TiWorker.exe Token: SeBackupPrivilege 3344 TiWorker.exe Token: SeRestorePrivilege 3344 TiWorker.exe Token: SeSecurityPrivilege 3344 TiWorker.exe Token: SeBackupPrivilege 3344 TiWorker.exe Token: SeRestorePrivilege 3344 TiWorker.exe Token: SeSecurityPrivilege 3344 TiWorker.exe Token: SeBackupPrivilege 3344 TiWorker.exe Token: SeRestorePrivilege 3344 TiWorker.exe Token: SeSecurityPrivilege 3344 TiWorker.exe -
Suspicious use of WriteProcessMemory 9 IoCs
Processes:
0898d26bed7954662fb15e0cc8858c5d9d5ab62fba24942473f5949c136cff56.execmd.exedescription pid process target process PID 1148 wrote to memory of 3012 1148 0898d26bed7954662fb15e0cc8858c5d9d5ab62fba24942473f5949c136cff56.exe MediaCenter.exe PID 1148 wrote to memory of 3012 1148 0898d26bed7954662fb15e0cc8858c5d9d5ab62fba24942473f5949c136cff56.exe MediaCenter.exe PID 1148 wrote to memory of 3012 1148 0898d26bed7954662fb15e0cc8858c5d9d5ab62fba24942473f5949c136cff56.exe MediaCenter.exe PID 1148 wrote to memory of 3544 1148 0898d26bed7954662fb15e0cc8858c5d9d5ab62fba24942473f5949c136cff56.exe cmd.exe PID 1148 wrote to memory of 3544 1148 0898d26bed7954662fb15e0cc8858c5d9d5ab62fba24942473f5949c136cff56.exe cmd.exe PID 1148 wrote to memory of 3544 1148 0898d26bed7954662fb15e0cc8858c5d9d5ab62fba24942473f5949c136cff56.exe cmd.exe PID 3544 wrote to memory of 1804 3544 cmd.exe PING.EXE PID 3544 wrote to memory of 1804 3544 cmd.exe PING.EXE PID 3544 wrote to memory of 1804 3544 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\0898d26bed7954662fb15e0cc8858c5d9d5ab62fba24942473f5949c136cff56.exe"C:\Users\Admin\AppData\Local\Temp\0898d26bed7954662fb15e0cc8858c5d9d5ab62fba24942473f5949c136cff56.exe"1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1148 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:3012 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\0898d26bed7954662fb15e0cc8858c5d9d5ab62fba24942473f5949c136cff56.exe"2⤵
- Suspicious use of WriteProcessMemory
PID:3544 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:1804
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C:\Windows\system32\MusNotifyIcon.exe%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 131⤵
- Checks processor information in registry
PID:2860
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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:4032
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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:3344
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
594d83e7ef3ae8850e3fc73b25d72537
SHA1fbab408dfb5a87fc005d3ec50c23a10b5d463935
SHA25675cf147366b4e8e7a6e7df8059d6089069902231515e2ca0a9432937436beb30
SHA512d43bdfe903a1c9478913f26b8600fbb3fafeb7e6f9ffd5dac43bc0399fe9bef3a93bed672030320c1319e187fdfd02100247a934379f5f4548573057ffb3f2d7
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C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeMD5
594d83e7ef3ae8850e3fc73b25d72537
SHA1fbab408dfb5a87fc005d3ec50c23a10b5d463935
SHA25675cf147366b4e8e7a6e7df8059d6089069902231515e2ca0a9432937436beb30
SHA512d43bdfe903a1c9478913f26b8600fbb3fafeb7e6f9ffd5dac43bc0399fe9bef3a93bed672030320c1319e187fdfd02100247a934379f5f4548573057ffb3f2d7