Analysis
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max time kernel
160s -
max time network
173s -
platform
windows10-2004_x64 -
resource
win10v2004-en-20220112 -
submitted
15-02-2022 13:08
Static task
static1
Behavioral task
behavioral1
Sample
5a7701f9a1e8ade12d05b7c9fb66c355d09657ddd5537aa76d92f5756439f745.exe
Resource
win7-en-20211208
General
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Target
5a7701f9a1e8ade12d05b7c9fb66c355d09657ddd5537aa76d92f5756439f745.exe
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Size
3.3MB
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MD5
20b0b7d7ed23c53fc0a26c81625a9c12
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SHA1
873c9599f1d8a429223cd01568b28b75ab0a1cf2
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SHA256
5a7701f9a1e8ade12d05b7c9fb66c355d09657ddd5537aa76d92f5756439f745
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SHA512
a9798da173052c64698e8d65f80465115f25e9bfec785b97541e9d4b50025f5cccae77c9b9a38217452a9a83c61ad2a1a980952b0b908fd1bc6ce27e024bdd02
Malware Config
Signatures
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Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs
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Executes dropped EXE 1 IoCs
Processes:
IntelRapid.exepid process 1460 IntelRapid.exe -
Checks BIOS information in registry 2 TTPs 4 IoCs
BIOS information is often read in order to detect sandboxing environments.
Processes:
5a7701f9a1e8ade12d05b7c9fb66c355d09657ddd5537aa76d92f5756439f745.exeIntelRapid.exedescription ioc process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion 5a7701f9a1e8ade12d05b7c9fb66c355d09657ddd5537aa76d92f5756439f745.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion 5a7701f9a1e8ade12d05b7c9fb66c355d09657ddd5537aa76d92f5756439f745.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion IntelRapid.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion IntelRapid.exe -
Drops startup file 1 IoCs
Processes:
5a7701f9a1e8ade12d05b7c9fb66c355d09657ddd5537aa76d92f5756439f745.exedescription ioc process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\IntelRapid.lnk 5a7701f9a1e8ade12d05b7c9fb66c355d09657ddd5537aa76d92f5756439f745.exe -
Processes:
resource yara_rule behavioral2/memory/2136-130-0x00007FF75D0D0000-0x00007FF75D9E2000-memory.dmp themida behavioral2/memory/2136-131-0x00007FF75D0D0000-0x00007FF75D9E2000-memory.dmp themida behavioral2/memory/2136-132-0x00007FF75D0D0000-0x00007FF75D9E2000-memory.dmp themida C:\Users\Admin\AppData\Roaming\Intel Rapid\IntelRapid.exe themida C:\Users\Admin\AppData\Roaming\Intel Rapid\IntelRapid.exe themida behavioral2/memory/1460-136-0x00007FF72DE90000-0x00007FF72E7A2000-memory.dmp themida behavioral2/memory/1460-137-0x00007FF72DE90000-0x00007FF72E7A2000-memory.dmp themida behavioral2/memory/1460-138-0x00007FF72DE90000-0x00007FF72E7A2000-memory.dmp themida -
Processes:
IntelRapid.exe5a7701f9a1e8ade12d05b7c9fb66c355d09657ddd5537aa76d92f5756439f745.exedescription ioc process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA IntelRapid.exe Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA 5a7701f9a1e8ade12d05b7c9fb66c355d09657ddd5537aa76d92f5756439f745.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
Processes:
5a7701f9a1e8ade12d05b7c9fb66c355d09657ddd5537aa76d92f5756439f745.exeIntelRapid.exepid process 2136 5a7701f9a1e8ade12d05b7c9fb66c355d09657ddd5537aa76d92f5756439f745.exe 1460 IntelRapid.exe -
Drops file in Windows directory 3 IoCs
Processes:
TiWorker.exesvchost.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 File opened for modification C:\Windows\ServiceProfiles\NetworkService\AppData\Local\Microsoft\Windows\DeliveryOptimization\State\keyValueLKG.dat svchost.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\Usage\UploadMonthlyLanBytes = "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\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 (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 = "132895806397050426" 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\UplinkUsageBps = "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\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\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\DownlinkBps = "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\Config 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\DownloadMonthlyInternetBytes = "0" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyRateFrCnt = "0" svchost.exe Set value (str) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.229358" svchost.exe Key created \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Settings svchost.exe Set value (str) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.107604" svchost.exe Set value (str) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.043029" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4224" 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\MonthlyUploadRestriction = "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 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\DownloadMonthlyRateBkCnt = "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\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\UploadRatePct = "100" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4232" 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\DownloadMonthlyGroupBytes = "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\LinkLocalConnectionCount = "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\Usage svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyLinkLocalBytes = "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 (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\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\FrDownloadRatePct = "90" svchost.exe Set value (int) \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4096" svchost.exe -
Suspicious behavior: AddClipboardFormatListener 1 IoCs
Processes:
IntelRapid.exepid process 1460 IntelRapid.exe -
Suspicious use of AdjustPrivilegeToken 64 IoCs
Processes:
TiWorker.exedescription pid process Token: SeSecurityPrivilege 360 TiWorker.exe Token: SeRestorePrivilege 360 TiWorker.exe Token: SeBackupPrivilege 360 TiWorker.exe Token: SeBackupPrivilege 360 TiWorker.exe Token: SeRestorePrivilege 360 TiWorker.exe Token: SeSecurityPrivilege 360 TiWorker.exe Token: SeBackupPrivilege 360 TiWorker.exe Token: SeRestorePrivilege 360 TiWorker.exe Token: SeSecurityPrivilege 360 TiWorker.exe Token: SeBackupPrivilege 360 TiWorker.exe Token: SeRestorePrivilege 360 TiWorker.exe Token: SeSecurityPrivilege 360 TiWorker.exe Token: SeBackupPrivilege 360 TiWorker.exe Token: SeRestorePrivilege 360 TiWorker.exe Token: SeSecurityPrivilege 360 TiWorker.exe Token: SeBackupPrivilege 360 TiWorker.exe Token: SeRestorePrivilege 360 TiWorker.exe Token: SeSecurityPrivilege 360 TiWorker.exe Token: SeBackupPrivilege 360 TiWorker.exe Token: SeRestorePrivilege 360 TiWorker.exe Token: SeSecurityPrivilege 360 TiWorker.exe Token: SeBackupPrivilege 360 TiWorker.exe Token: SeRestorePrivilege 360 TiWorker.exe Token: SeSecurityPrivilege 360 TiWorker.exe Token: SeBackupPrivilege 360 TiWorker.exe Token: SeRestorePrivilege 360 TiWorker.exe Token: SeSecurityPrivilege 360 TiWorker.exe Token: SeBackupPrivilege 360 TiWorker.exe Token: SeRestorePrivilege 360 TiWorker.exe Token: SeSecurityPrivilege 360 TiWorker.exe Token: SeBackupPrivilege 360 TiWorker.exe Token: SeRestorePrivilege 360 TiWorker.exe Token: SeSecurityPrivilege 360 TiWorker.exe Token: SeBackupPrivilege 360 TiWorker.exe Token: SeRestorePrivilege 360 TiWorker.exe Token: SeSecurityPrivilege 360 TiWorker.exe Token: SeBackupPrivilege 360 TiWorker.exe Token: SeRestorePrivilege 360 TiWorker.exe Token: SeSecurityPrivilege 360 TiWorker.exe Token: SeBackupPrivilege 360 TiWorker.exe Token: SeRestorePrivilege 360 TiWorker.exe Token: SeSecurityPrivilege 360 TiWorker.exe Token: SeBackupPrivilege 360 TiWorker.exe Token: SeRestorePrivilege 360 TiWorker.exe Token: SeSecurityPrivilege 360 TiWorker.exe Token: SeBackupPrivilege 360 TiWorker.exe Token: SeRestorePrivilege 360 TiWorker.exe Token: SeSecurityPrivilege 360 TiWorker.exe Token: SeBackupPrivilege 360 TiWorker.exe Token: SeRestorePrivilege 360 TiWorker.exe Token: SeSecurityPrivilege 360 TiWorker.exe Token: SeBackupPrivilege 360 TiWorker.exe Token: SeRestorePrivilege 360 TiWorker.exe Token: SeSecurityPrivilege 360 TiWorker.exe Token: SeBackupPrivilege 360 TiWorker.exe Token: SeRestorePrivilege 360 TiWorker.exe Token: SeSecurityPrivilege 360 TiWorker.exe Token: SeBackupPrivilege 360 TiWorker.exe Token: SeRestorePrivilege 360 TiWorker.exe Token: SeSecurityPrivilege 360 TiWorker.exe Token: SeBackupPrivilege 360 TiWorker.exe Token: SeRestorePrivilege 360 TiWorker.exe Token: SeSecurityPrivilege 360 TiWorker.exe Token: SeBackupPrivilege 360 TiWorker.exe -
Suspicious use of WriteProcessMemory 2 IoCs
Processes:
5a7701f9a1e8ade12d05b7c9fb66c355d09657ddd5537aa76d92f5756439f745.exedescription pid process target process PID 2136 wrote to memory of 1460 2136 5a7701f9a1e8ade12d05b7c9fb66c355d09657ddd5537aa76d92f5756439f745.exe IntelRapid.exe PID 2136 wrote to memory of 1460 2136 5a7701f9a1e8ade12d05b7c9fb66c355d09657ddd5537aa76d92f5756439f745.exe IntelRapid.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\5a7701f9a1e8ade12d05b7c9fb66c355d09657ddd5537aa76d92f5756439f745.exe"C:\Users\Admin\AppData\Local\Temp\5a7701f9a1e8ade12d05b7c9fb66c355d09657ddd5537aa76d92f5756439f745.exe"1⤵
- Checks BIOS information in registry
- Drops startup file
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Roaming\Intel Rapid\IntelRapid.exe"C:\Users\Admin\AppData\Roaming\Intel Rapid\IntelRapid.exe"2⤵
- Executes dropped EXE
- Checks BIOS information in registry
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: AddClipboardFormatListener
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C:\Windows\system32\MusNotifyIcon.exe%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 131⤵
- Checks processor information in registry
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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
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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
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Roaming\Intel Rapid\IntelRapid.exeMD5
20b0b7d7ed23c53fc0a26c81625a9c12
SHA1873c9599f1d8a429223cd01568b28b75ab0a1cf2
SHA2565a7701f9a1e8ade12d05b7c9fb66c355d09657ddd5537aa76d92f5756439f745
SHA512a9798da173052c64698e8d65f80465115f25e9bfec785b97541e9d4b50025f5cccae77c9b9a38217452a9a83c61ad2a1a980952b0b908fd1bc6ce27e024bdd02
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C:\Users\Admin\AppData\Roaming\Intel Rapid\IntelRapid.exeMD5
20b0b7d7ed23c53fc0a26c81625a9c12
SHA1873c9599f1d8a429223cd01568b28b75ab0a1cf2
SHA2565a7701f9a1e8ade12d05b7c9fb66c355d09657ddd5537aa76d92f5756439f745
SHA512a9798da173052c64698e8d65f80465115f25e9bfec785b97541e9d4b50025f5cccae77c9b9a38217452a9a83c61ad2a1a980952b0b908fd1bc6ce27e024bdd02
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memory/1460-136-0x00007FF72DE90000-0x00007FF72E7A2000-memory.dmpFilesize
9.1MB
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memory/1460-137-0x00007FF72DE90000-0x00007FF72E7A2000-memory.dmpFilesize
9.1MB
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memory/1460-138-0x00007FF72DE90000-0x00007FF72E7A2000-memory.dmpFilesize
9.1MB
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memory/2136-130-0x00007FF75D0D0000-0x00007FF75D9E2000-memory.dmpFilesize
9.1MB
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memory/2136-131-0x00007FF75D0D0000-0x00007FF75D9E2000-memory.dmpFilesize
9.1MB
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memory/2136-132-0x00007FF75D0D0000-0x00007FF75D9E2000-memory.dmpFilesize
9.1MB
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memory/2136-133-0x00007FFC6F8D0000-0x00007FFC6F8D2000-memory.dmpFilesize
8KB