Analysis
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max time kernel
159s -
max time network
165s -
platform
windows10-2004_x64 -
resource
win10v2004-en-20220112 -
submitted
12-02-2022 12:17
Static task
static1
Behavioral task
behavioral1
Sample
01f5e922ce17220015b6e13d15f526219a4e404444425335b33bdad3d9d8f4a8.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
01f5e922ce17220015b6e13d15f526219a4e404444425335b33bdad3d9d8f4a8.exe
Resource
win10v2004-en-20220112
General
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Target
01f5e922ce17220015b6e13d15f526219a4e404444425335b33bdad3d9d8f4a8.exe
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Size
60KB
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MD5
5cc1d6c2753e26171ed3ac83aebf8889
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SHA1
6fc1820fe459403b23664d7d445a0e0c95c05e0b
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SHA256
01f5e922ce17220015b6e13d15f526219a4e404444425335b33bdad3d9d8f4a8
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SHA512
b9f6b967fd57b426ddb81b10e8074ad330da77da2599f32a0e55c8a64c4d57efa1623d8f26548dfcc2b10ec4cee9a6bd9539fe39b8b74c59f4f6f6c177045224
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
Processes:
MediaCenter.exepid process 384 MediaCenter.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
01f5e922ce17220015b6e13d15f526219a4e404444425335b33bdad3d9d8f4a8.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation 01f5e922ce17220015b6e13d15f526219a4e404444425335b33bdad3d9d8f4a8.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
01f5e922ce17220015b6e13d15f526219a4e404444425335b33bdad3d9d8f4a8.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 01f5e922ce17220015b6e13d15f526219a4e404444425335b33bdad3d9d8f4a8.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 56 IoCs
Processes:
svchost.exedescription ioc process 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\UplinkUsageBps = "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\DownloadMonthlyRateBkCnt = "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\NormalDownloadPendingCount = "0" svchost.exe Set value (str) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "4.000048" svchost.exe Set value (str) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "4.166173" 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\DownloadMonthlyRateBkCnt = "4" 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 = "4012" 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\DownloadMonthlyRateBkBps = "1157726" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownlinkBps = "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\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\LANConnectionCount = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\KVFileExpirationTime = "132893199541698364" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyCdnBytes = "90228624" 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\DownloadMonthlyLanBytes = "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\LinkLocalConnectionCount = "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\MonthID = "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\UplinkBps = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4244" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4308" 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 (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\SwarmCount = "1" 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\PriorityDownloadPendingCount = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4096" 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\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\CacheSizeBytes = "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\DownloadMonthlyCdnBytes = "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\NormalDownloadCount = "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\Usage\CPUpct = "16.664925" svchost.exe Set value (str) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.006563" 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\PriorityDownloadCount = "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\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\UploadCount = "0" svchost.exe -
Runs ping.exe 1 TTPs 1 IoCs
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Suspicious use of AdjustPrivilegeToken 64 IoCs
Processes:
TiWorker.exe01f5e922ce17220015b6e13d15f526219a4e404444425335b33bdad3d9d8f4a8.exedescription pid process Token: SeSecurityPrivilege 2284 TiWorker.exe Token: SeRestorePrivilege 2284 TiWorker.exe Token: SeBackupPrivilege 2284 TiWorker.exe Token: SeBackupPrivilege 2284 TiWorker.exe Token: SeRestorePrivilege 2284 TiWorker.exe Token: SeSecurityPrivilege 2284 TiWorker.exe Token: SeBackupPrivilege 2284 TiWorker.exe Token: SeRestorePrivilege 2284 TiWorker.exe Token: SeSecurityPrivilege 2284 TiWorker.exe Token: SeBackupPrivilege 2284 TiWorker.exe Token: SeRestorePrivilege 2284 TiWorker.exe Token: SeSecurityPrivilege 2284 TiWorker.exe Token: SeBackupPrivilege 2284 TiWorker.exe Token: SeRestorePrivilege 2284 TiWorker.exe Token: SeSecurityPrivilege 2284 TiWorker.exe Token: SeBackupPrivilege 2284 TiWorker.exe Token: SeRestorePrivilege 2284 TiWorker.exe Token: SeSecurityPrivilege 2284 TiWorker.exe Token: SeBackupPrivilege 2284 TiWorker.exe Token: SeRestorePrivilege 2284 TiWorker.exe Token: SeSecurityPrivilege 2284 TiWorker.exe Token: SeIncBasePriorityPrivilege 1728 01f5e922ce17220015b6e13d15f526219a4e404444425335b33bdad3d9d8f4a8.exe Token: SeBackupPrivilege 2284 TiWorker.exe Token: SeRestorePrivilege 2284 TiWorker.exe Token: SeSecurityPrivilege 2284 TiWorker.exe Token: SeBackupPrivilege 2284 TiWorker.exe Token: SeRestorePrivilege 2284 TiWorker.exe Token: SeSecurityPrivilege 2284 TiWorker.exe Token: SeBackupPrivilege 2284 TiWorker.exe Token: SeRestorePrivilege 2284 TiWorker.exe Token: SeSecurityPrivilege 2284 TiWorker.exe Token: SeBackupPrivilege 2284 TiWorker.exe Token: SeRestorePrivilege 2284 TiWorker.exe Token: SeSecurityPrivilege 2284 TiWorker.exe Token: SeBackupPrivilege 2284 TiWorker.exe Token: SeRestorePrivilege 2284 TiWorker.exe Token: SeSecurityPrivilege 2284 TiWorker.exe Token: SeBackupPrivilege 2284 TiWorker.exe Token: SeRestorePrivilege 2284 TiWorker.exe Token: SeSecurityPrivilege 2284 TiWorker.exe Token: SeBackupPrivilege 2284 TiWorker.exe Token: SeRestorePrivilege 2284 TiWorker.exe Token: SeSecurityPrivilege 2284 TiWorker.exe Token: SeBackupPrivilege 2284 TiWorker.exe Token: SeRestorePrivilege 2284 TiWorker.exe Token: SeSecurityPrivilege 2284 TiWorker.exe Token: SeBackupPrivilege 2284 TiWorker.exe Token: SeRestorePrivilege 2284 TiWorker.exe Token: SeSecurityPrivilege 2284 TiWorker.exe Token: SeBackupPrivilege 2284 TiWorker.exe Token: SeRestorePrivilege 2284 TiWorker.exe Token: SeSecurityPrivilege 2284 TiWorker.exe Token: SeBackupPrivilege 2284 TiWorker.exe Token: SeRestorePrivilege 2284 TiWorker.exe Token: SeSecurityPrivilege 2284 TiWorker.exe Token: SeBackupPrivilege 2284 TiWorker.exe Token: SeRestorePrivilege 2284 TiWorker.exe Token: SeSecurityPrivilege 2284 TiWorker.exe Token: SeBackupPrivilege 2284 TiWorker.exe Token: SeRestorePrivilege 2284 TiWorker.exe Token: SeSecurityPrivilege 2284 TiWorker.exe Token: SeBackupPrivilege 2284 TiWorker.exe Token: SeRestorePrivilege 2284 TiWorker.exe Token: SeSecurityPrivilege 2284 TiWorker.exe -
Suspicious use of WriteProcessMemory 9 IoCs
Processes:
01f5e922ce17220015b6e13d15f526219a4e404444425335b33bdad3d9d8f4a8.execmd.exedescription pid process target process PID 1728 wrote to memory of 384 1728 01f5e922ce17220015b6e13d15f526219a4e404444425335b33bdad3d9d8f4a8.exe MediaCenter.exe PID 1728 wrote to memory of 384 1728 01f5e922ce17220015b6e13d15f526219a4e404444425335b33bdad3d9d8f4a8.exe MediaCenter.exe PID 1728 wrote to memory of 384 1728 01f5e922ce17220015b6e13d15f526219a4e404444425335b33bdad3d9d8f4a8.exe MediaCenter.exe PID 1728 wrote to memory of 2644 1728 01f5e922ce17220015b6e13d15f526219a4e404444425335b33bdad3d9d8f4a8.exe cmd.exe PID 1728 wrote to memory of 2644 1728 01f5e922ce17220015b6e13d15f526219a4e404444425335b33bdad3d9d8f4a8.exe cmd.exe PID 1728 wrote to memory of 2644 1728 01f5e922ce17220015b6e13d15f526219a4e404444425335b33bdad3d9d8f4a8.exe cmd.exe PID 2644 wrote to memory of 3940 2644 cmd.exe PING.EXE PID 2644 wrote to memory of 3940 2644 cmd.exe PING.EXE PID 2644 wrote to memory of 3940 2644 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\01f5e922ce17220015b6e13d15f526219a4e404444425335b33bdad3d9d8f4a8.exe"C:\Users\Admin\AppData\Local\Temp\01f5e922ce17220015b6e13d15f526219a4e404444425335b33bdad3d9d8f4a8.exe"1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1728 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:384
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\01f5e922ce17220015b6e13d15f526219a4e404444425335b33bdad3d9d8f4a8.exe"2⤵
- Suspicious use of WriteProcessMemory
PID:2644 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:3940
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C:\Windows\system32\MusNotifyIcon.exe%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 131⤵
- Checks processor information in registry
PID:2396
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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:208
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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:2284
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
8599f357058f3b69585b7814f7bd9ca9
SHA1c4c80f6059a376cbeaab1cbcb72075d4982879e3
SHA2566cc5627186ed662c8a18fca8668af9e9db2acab08b89493e25babb3c852d1571
SHA512d51002e5ab11d4773d8f6fa7f7f81af58ea3165edbd53a55e10932b12975f0a31cf9eb9cddb60c694d44f7f544c456cb97d77ce9c40e8660aa6ff62d57a231fe
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MD5
8599f357058f3b69585b7814f7bd9ca9
SHA1c4c80f6059a376cbeaab1cbcb72075d4982879e3
SHA2566cc5627186ed662c8a18fca8668af9e9db2acab08b89493e25babb3c852d1571
SHA512d51002e5ab11d4773d8f6fa7f7f81af58ea3165edbd53a55e10932b12975f0a31cf9eb9cddb60c694d44f7f544c456cb97d77ce9c40e8660aa6ff62d57a231fe