Analysis Overview
SHA256
d9cbcae95ae824014b6d2fd6d3269b00b09ab84ed44b45b21c0b1842e7cdc132
Threat Level: Known bad
The file DCRatBuild.exe was found to be: Known bad.
Malicious Activity Summary
Process spawned unexpected child process
Modifies WinLogon for persistence
DcRat
Dcrat family
DCRat payload
DCRat payload
Loads dropped DLL
Checks computer location settings
Executes dropped EXE
Adds Run key to start application
Drops file in Program Files directory
System Location Discovery: System Language Discovery
Enumerates physical storage devices
Unsigned PE
Suspicious use of AdjustPrivilegeToken
Scheduled Task/Job: Scheduled Task
Modifies registry class
Uses Task Scheduler COM API
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-11-16 10:32
Signatures
DCRat payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Dcrat family
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-11-16 10:32
Reported
2024-11-16 10:33
Platform
win7-20240903-en
Max time kernel
8s
Max time network
2s
Command Line
Signatures
DcRat
Dcrat family
Modifies WinLogon for persistence
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\Recovery\\20e7eb62-69f6-11ef-be0c-62cb582c238c\\lsass.exe\"" | C:\PortproviderRuntime\Bridgewebsvc.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\Recovery\\20e7eb62-69f6-11ef-be0c-62cb582c238c\\lsass.exe\", \"C:\\Program Files\\DVD Maker\\es-ES\\taskhost.exe\"" | C:\PortproviderRuntime\Bridgewebsvc.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\Recovery\\20e7eb62-69f6-11ef-be0c-62cb582c238c\\lsass.exe\", \"C:\\Program Files\\DVD Maker\\es-ES\\taskhost.exe\", \"C:\\Program Files (x86)\\Microsoft Sync Framework\\v1.0\\Documentation\\cmd.exe\"" | C:\PortproviderRuntime\Bridgewebsvc.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\Recovery\\20e7eb62-69f6-11ef-be0c-62cb582c238c\\lsass.exe\", \"C:\\Program Files\\DVD Maker\\es-ES\\taskhost.exe\", \"C:\\Program Files (x86)\\Microsoft Sync Framework\\v1.0\\Documentation\\cmd.exe\", \"C:\\Recovery\\20e7eb62-69f6-11ef-be0c-62cb582c238c\\services.exe\"" | C:\PortproviderRuntime\Bridgewebsvc.exe | N/A |
Process spawned unexpected child process
| Description | Indicator | Process | Target |
| Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process | N/A | C:\Windows\system32\schtasks.exe | |
| Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process | N/A | C:\Windows\system32\schtasks.exe | |
| Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process | N/A | C:\Windows\system32\schtasks.exe | |
| Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process | N/A | C:\Windows\system32\schtasks.exe | |
| Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process | N/A | C:\Windows\system32\schtasks.exe | |
| Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process | N/A | C:\Windows\system32\schtasks.exe | |
| Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process | N/A | C:\Windows\system32\schtasks.exe | |
| Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process | N/A | C:\Windows\system32\schtasks.exe | |
| Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process | N/A | C:\Windows\system32\schtasks.exe | |
| Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process | N/A | C:\Windows\system32\schtasks.exe | |
| Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process | N/A | C:\Windows\system32\schtasks.exe | |
| Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process | N/A | C:\Windows\system32\schtasks.exe |
DCRat payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\PortproviderRuntime\Bridgewebsvc.exe | N/A |
| N/A | N/A | C:\Program Files (x86)\Microsoft Sync Framework\v1.0\Documentation\cmd.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\cmd.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\cmd.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-2872745919-2748461613-2989606286-1000\Software\Microsoft\Windows\CurrentVersion\Run\cmd = "\"C:\\Program Files (x86)\\Microsoft Sync Framework\\v1.0\\Documentation\\cmd.exe\"" | C:\PortproviderRuntime\Bridgewebsvc.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\cmd = "\"C:\\Program Files (x86)\\Microsoft Sync Framework\\v1.0\\Documentation\\cmd.exe\"" | C:\PortproviderRuntime\Bridgewebsvc.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-2872745919-2748461613-2989606286-1000\Software\Microsoft\Windows\CurrentVersion\Run\services = "\"C:\\Recovery\\20e7eb62-69f6-11ef-be0c-62cb582c238c\\services.exe\"" | C:\PortproviderRuntime\Bridgewebsvc.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\services = "\"C:\\Recovery\\20e7eb62-69f6-11ef-be0c-62cb582c238c\\services.exe\"" | C:\PortproviderRuntime\Bridgewebsvc.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-2872745919-2748461613-2989606286-1000\Software\Microsoft\Windows\CurrentVersion\Run\lsass = "\"C:\\Recovery\\20e7eb62-69f6-11ef-be0c-62cb582c238c\\lsass.exe\"" | C:\PortproviderRuntime\Bridgewebsvc.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\lsass = "\"C:\\Recovery\\20e7eb62-69f6-11ef-be0c-62cb582c238c\\lsass.exe\"" | C:\PortproviderRuntime\Bridgewebsvc.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-2872745919-2748461613-2989606286-1000\Software\Microsoft\Windows\CurrentVersion\Run\taskhost = "\"C:\\Program Files\\DVD Maker\\es-ES\\taskhost.exe\"" | C:\PortproviderRuntime\Bridgewebsvc.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\taskhost = "\"C:\\Program Files\\DVD Maker\\es-ES\\taskhost.exe\"" | C:\PortproviderRuntime\Bridgewebsvc.exe | N/A |
Drops file in Program Files directory
| Description | Indicator | Process | Target |
| File created | C:\Program Files\DVD Maker\es-ES\taskhost.exe | C:\PortproviderRuntime\Bridgewebsvc.exe | N/A |
| File created | C:\Program Files\DVD Maker\es-ES\b75386f1303e64 | C:\PortproviderRuntime\Bridgewebsvc.exe | N/A |
| File created | C:\Program Files (x86)\Microsoft Sync Framework\v1.0\Documentation\cmd.exe | C:\PortproviderRuntime\Bridgewebsvc.exe | N/A |
| File created | C:\Program Files (x86)\Microsoft Sync Framework\v1.0\Documentation\ebf1f9fa8afd6d | C:\PortproviderRuntime\Bridgewebsvc.exe | N/A |
Enumerates physical storage devices
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\DCRatBuild.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\WScript.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\cmd.exe | N/A |
Scheduled Task/Job: Scheduled Task
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\system32\schtasks.exe | N/A |
| N/A | N/A | C:\Windows\system32\schtasks.exe | N/A |
| N/A | N/A | C:\Windows\system32\schtasks.exe | N/A |
| N/A | N/A | C:\Windows\system32\schtasks.exe | N/A |
| N/A | N/A | C:\Windows\system32\schtasks.exe | N/A |
| N/A | N/A | C:\Windows\system32\schtasks.exe | N/A |
| N/A | N/A | C:\Windows\system32\schtasks.exe | N/A |
| N/A | N/A | C:\Windows\system32\schtasks.exe | N/A |
| N/A | N/A | C:\Windows\system32\schtasks.exe | N/A |
| N/A | N/A | C:\Windows\system32\schtasks.exe | N/A |
| N/A | N/A | C:\Windows\system32\schtasks.exe | N/A |
| N/A | N/A | C:\Windows\system32\schtasks.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\PortproviderRuntime\Bridgewebsvc.exe | N/A |
| N/A | N/A | C:\Program Files (x86)\Microsoft Sync Framework\v1.0\Documentation\cmd.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\PortproviderRuntime\Bridgewebsvc.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Program Files (x86)\Microsoft Sync Framework\v1.0\Documentation\cmd.exe | N/A |
Suspicious use of WriteProcessMemory
Uses Task Scheduler COM API
Processes
C:\Users\Admin\AppData\Local\Temp\DCRatBuild.exe
"C:\Users\Admin\AppData\Local\Temp\DCRatBuild.exe"
C:\Windows\SysWOW64\WScript.exe
"C:\Windows\System32\WScript.exe" "C:\PortproviderRuntime\2jiE6dDNxF2hUpVE5Z.vbe"
C:\Windows\SysWOW64\cmd.exe
cmd /c ""C:\PortproviderRuntime\OI2YygSphQCiiCNA7ofzvo.bat" "
C:\PortproviderRuntime\Bridgewebsvc.exe
"C:\PortproviderRuntime\Bridgewebsvc.exe"
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "lsassl" /sc MINUTE /mo 6 /tr "'C:\Recovery\20e7eb62-69f6-11ef-be0c-62cb582c238c\lsass.exe'" /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "lsass" /sc ONLOGON /tr "'C:\Recovery\20e7eb62-69f6-11ef-be0c-62cb582c238c\lsass.exe'" /rl HIGHEST /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "lsassl" /sc MINUTE /mo 12 /tr "'C:\Recovery\20e7eb62-69f6-11ef-be0c-62cb582c238c\lsass.exe'" /rl HIGHEST /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "taskhostt" /sc MINUTE /mo 6 /tr "'C:\Program Files\DVD Maker\es-ES\taskhost.exe'" /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "taskhost" /sc ONLOGON /tr "'C:\Program Files\DVD Maker\es-ES\taskhost.exe'" /rl HIGHEST /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "taskhostt" /sc MINUTE /mo 14 /tr "'C:\Program Files\DVD Maker\es-ES\taskhost.exe'" /rl HIGHEST /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "cmdc" /sc MINUTE /mo 9 /tr "'C:\Program Files (x86)\Microsoft Sync Framework\v1.0\Documentation\cmd.exe'" /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "cmd" /sc ONLOGON /tr "'C:\Program Files (x86)\Microsoft Sync Framework\v1.0\Documentation\cmd.exe'" /rl HIGHEST /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "cmdc" /sc MINUTE /mo 10 /tr "'C:\Program Files (x86)\Microsoft Sync Framework\v1.0\Documentation\cmd.exe'" /rl HIGHEST /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "servicess" /sc MINUTE /mo 14 /tr "'C:\Recovery\20e7eb62-69f6-11ef-be0c-62cb582c238c\services.exe'" /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "services" /sc ONLOGON /tr "'C:\Recovery\20e7eb62-69f6-11ef-be0c-62cb582c238c\services.exe'" /rl HIGHEST /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "servicess" /sc MINUTE /mo 6 /tr "'C:\Recovery\20e7eb62-69f6-11ef-be0c-62cb582c238c\services.exe'" /rl HIGHEST /f
C:\Program Files (x86)\Microsoft Sync Framework\v1.0\Documentation\cmd.exe
"C:\Program Files (x86)\Microsoft Sync Framework\v1.0\Documentation\cmd.exe"
Network
Files
C:\PortproviderRuntime\2jiE6dDNxF2hUpVE5Z.vbe
| MD5 | 413767cf51f36f7f50d9430d73ea0bb1 |
| SHA1 | 4469733bce94a114c836ea3591dccb3e689782c7 |
| SHA256 | 2e118668b3c63457b924aafd6b402e105477030d6157e3d66ba8ba7acad58dcf |
| SHA512 | 3c12a46412227f57f8aa815b0b7820ca54eb3fa7a033ea7baa7efad7526755db7998d843a6790880efa87b841e9c6085b793930ae865c2694c8385e5937ee900 |
C:\PortproviderRuntime\OI2YygSphQCiiCNA7ofzvo.bat
| MD5 | 863d81db66a0a5864890665ea50c23c5 |
| SHA1 | f5a584f4ee5e390b667eaa5e5d9332251388fa7e |
| SHA256 | d4fa2e3203a21efd9f46fd9ea5fcedbabe13bd9a2bc93d0169070507380bbf9b |
| SHA512 | ecb8ff338e0febcfe8965516a58dcdcd63420592467ce1c281f7ccacf7a2ca02bd7a73d52208e98edec3e73ea69477f3ccaa4ddf4b0608e5598a92e110e5d3b0 |
\PortproviderRuntime\Bridgewebsvc.exe
| MD5 | fddea23e803e9e5de212e4c0475c8f93 |
| SHA1 | c4426bf36ce54917155da2bfbec1508c5a799664 |
| SHA256 | f014b4dd1600fb5ecd92de55165573415c2d7ee184a4f70f2f975ee7909150f6 |
| SHA512 | 05459fc75998ee306e8de7e544aaf744e5c6e1930dcb7e02b94a566a7ad6e874a9fe50a78a1da50b4e7110282e49353f8ced586117d772b600b84d09ee070591 |
memory/2676-13-0x00000000010C0000-0x0000000001196000-memory.dmp
memory/1596-28-0x0000000001380000-0x0000000001456000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-11-16 10:32
Reported
2024-11-16 10:33
Platform
win10v2004-20241007-en
Max time kernel
36s
Max time network
37s
Command Line
Signatures
DcRat
Dcrat family
Modifies WinLogon for persistence
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\Program Files (x86)\\Internet Explorer\\SIGNUP\\SppExtComObj.exe\"" | C:\PortproviderRuntime\Bridgewebsvc.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, \"C:\\Program Files (x86)\\Internet Explorer\\SIGNUP\\SppExtComObj.exe\", \"C:\\PortproviderRuntime\\RuntimeBroker.exe\"" | C:\PortproviderRuntime\Bridgewebsvc.exe | N/A |
Process spawned unexpected child process
| Description | Indicator | Process | Target |
| Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process | N/A | C:\Windows\system32\schtasks.exe | |
| Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process | N/A | C:\Windows\system32\schtasks.exe | |
| Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process | N/A | C:\Windows\system32\schtasks.exe | |
| Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process | N/A | C:\Windows\system32\schtasks.exe | |
| Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process | N/A | C:\Windows\system32\schtasks.exe | |
| Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process | N/A | C:\Windows\system32\schtasks.exe |
DCRat payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\DCRatBuild.exe | N/A |
| Key value queried | \REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\Control Panel\International\Geo\Nation | C:\Windows\SysWOW64\WScript.exe | N/A |
| Key value queried | \REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\Control Panel\International\Geo\Nation | C:\PortproviderRuntime\Bridgewebsvc.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\PortproviderRuntime\Bridgewebsvc.exe | N/A |
| N/A | N/A | C:\PortproviderRuntime\RuntimeBroker.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\RuntimeBroker = "\"C:\\PortproviderRuntime\\RuntimeBroker.exe\"" | C:\PortproviderRuntime\Bridgewebsvc.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\SppExtComObj = "\"C:\\Program Files (x86)\\Internet Explorer\\SIGNUP\\SppExtComObj.exe\"" | C:\PortproviderRuntime\Bridgewebsvc.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\SppExtComObj = "\"C:\\Program Files (x86)\\Internet Explorer\\SIGNUP\\SppExtComObj.exe\"" | C:\PortproviderRuntime\Bridgewebsvc.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\RuntimeBroker = "\"C:\\PortproviderRuntime\\RuntimeBroker.exe\"" | C:\PortproviderRuntime\Bridgewebsvc.exe | N/A |
Drops file in Program Files directory
| Description | Indicator | Process | Target |
| File created | C:\Program Files (x86)\Internet Explorer\SIGNUP\e1ef82546f0b02 | C:\PortproviderRuntime\Bridgewebsvc.exe | N/A |
| File created | C:\Program Files (x86)\Internet Explorer\SIGNUP\SppExtComObj.exe | C:\PortproviderRuntime\Bridgewebsvc.exe | N/A |
| File opened for modification | C:\Program Files (x86)\Internet Explorer\SIGNUP\SppExtComObj.exe | C:\PortproviderRuntime\Bridgewebsvc.exe | N/A |
Enumerates physical storage devices
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\DCRatBuild.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\WScript.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\cmd.exe | N/A |
Modifies registry class
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000_Classes\Local Settings | C:\Users\Admin\AppData\Local\Temp\DCRatBuild.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000_Classes\Local Settings | C:\PortproviderRuntime\Bridgewebsvc.exe | N/A |
Scheduled Task/Job: Scheduled Task
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\system32\schtasks.exe | N/A |
| N/A | N/A | C:\Windows\system32\schtasks.exe | N/A |
| N/A | N/A | C:\Windows\system32\schtasks.exe | N/A |
| N/A | N/A | C:\Windows\system32\schtasks.exe | N/A |
| N/A | N/A | C:\Windows\system32\schtasks.exe | N/A |
| N/A | N/A | C:\Windows\system32\schtasks.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\PortproviderRuntime\Bridgewebsvc.exe | N/A |
| N/A | N/A | C:\PortproviderRuntime\RuntimeBroker.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\PortproviderRuntime\Bridgewebsvc.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\PortproviderRuntime\RuntimeBroker.exe | N/A |
Suspicious use of WriteProcessMemory
Uses Task Scheduler COM API
Processes
C:\Users\Admin\AppData\Local\Temp\DCRatBuild.exe
"C:\Users\Admin\AppData\Local\Temp\DCRatBuild.exe"
C:\Windows\SysWOW64\WScript.exe
"C:\Windows\System32\WScript.exe" "C:\PortproviderRuntime\2jiE6dDNxF2hUpVE5Z.vbe"
C:\Windows\SysWOW64\cmd.exe
C:\Windows\system32\cmd.exe /c ""C:\PortproviderRuntime\OI2YygSphQCiiCNA7ofzvo.bat" "
C:\PortproviderRuntime\Bridgewebsvc.exe
"C:\PortproviderRuntime\Bridgewebsvc.exe"
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "SppExtComObjS" /sc MINUTE /mo 6 /tr "'C:\Program Files (x86)\Internet Explorer\SIGNUP\SppExtComObj.exe'" /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "SppExtComObj" /sc ONLOGON /tr "'C:\Program Files (x86)\Internet Explorer\SIGNUP\SppExtComObj.exe'" /rl HIGHEST /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "SppExtComObjS" /sc MINUTE /mo 6 /tr "'C:\Program Files (x86)\Internet Explorer\SIGNUP\SppExtComObj.exe'" /rl HIGHEST /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "RuntimeBrokerR" /sc MINUTE /mo 14 /tr "'C:\PortproviderRuntime\RuntimeBroker.exe'" /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "RuntimeBroker" /sc ONLOGON /tr "'C:\PortproviderRuntime\RuntimeBroker.exe'" /rl HIGHEST /f
C:\Windows\system32\schtasks.exe
schtasks.exe /create /tn "RuntimeBrokerR" /sc MINUTE /mo 6 /tr "'C:\PortproviderRuntime\RuntimeBroker.exe'" /rl HIGHEST /f
C:\Windows\System32\cmd.exe
"C:\Windows\System32\cmd.exe" /C "C:\Users\Admin\AppData\Local\Temp\ZEdnyHxDOI.bat"
C:\Windows\system32\w32tm.exe
w32tm /stripchart /computer:localhost /period:5 /dataonly /samples:2
C:\PortproviderRuntime\RuntimeBroker.exe
"C:\PortproviderRuntime\RuntimeBroker.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 13.86.106.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 140.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 28.118.140.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | f1008885.xsph.ru | udp |
| RU | 141.8.197.42:80 | f1008885.xsph.ru | tcp |
| RU | 141.8.197.42:80 | f1008885.xsph.ru | tcp |
| US | 8.8.8.8:53 | 42.197.8.141.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 212.20.149.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 15.164.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 85.49.80.91.in-addr.arpa | udp |
Files
C:\PortproviderRuntime\2jiE6dDNxF2hUpVE5Z.vbe
| MD5 | 413767cf51f36f7f50d9430d73ea0bb1 |
| SHA1 | 4469733bce94a114c836ea3591dccb3e689782c7 |
| SHA256 | 2e118668b3c63457b924aafd6b402e105477030d6157e3d66ba8ba7acad58dcf |
| SHA512 | 3c12a46412227f57f8aa815b0b7820ca54eb3fa7a033ea7baa7efad7526755db7998d843a6790880efa87b841e9c6085b793930ae865c2694c8385e5937ee900 |
C:\PortproviderRuntime\OI2YygSphQCiiCNA7ofzvo.bat
| MD5 | 863d81db66a0a5864890665ea50c23c5 |
| SHA1 | f5a584f4ee5e390b667eaa5e5d9332251388fa7e |
| SHA256 | d4fa2e3203a21efd9f46fd9ea5fcedbabe13bd9a2bc93d0169070507380bbf9b |
| SHA512 | ecb8ff338e0febcfe8965516a58dcdcd63420592467ce1c281f7ccacf7a2ca02bd7a73d52208e98edec3e73ea69477f3ccaa4ddf4b0608e5598a92e110e5d3b0 |
C:\PortproviderRuntime\Bridgewebsvc.exe
| MD5 | fddea23e803e9e5de212e4c0475c8f93 |
| SHA1 | c4426bf36ce54917155da2bfbec1508c5a799664 |
| SHA256 | f014b4dd1600fb5ecd92de55165573415c2d7ee184a4f70f2f975ee7909150f6 |
| SHA512 | 05459fc75998ee306e8de7e544aaf744e5c6e1930dcb7e02b94a566a7ad6e874a9fe50a78a1da50b4e7110282e49353f8ced586117d772b600b84d09ee070591 |
memory/3392-12-0x00007FFC49BF0000-0x00007FFC49EB9000-memory.dmp
memory/3392-13-0x00000000003F0000-0x00000000004C6000-memory.dmp
memory/3392-23-0x00007FFC49BF0000-0x00007FFC49EB9000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\ZEdnyHxDOI.bat
| MD5 | 7b2cdab8658b61c32110d7b69414b3dd |
| SHA1 | 073343d2263cbaef3620da605a608f6df2ba7a4c |
| SHA256 | 2057dede2320c0f93e20076a57193ba5c4c38ed791cfdb3b7f3bf38b42b56bea |
| SHA512 | 1e052b0b65fcefe6bb426c00155eabe367750e82b6e0dc8f4b3843e8c734c3e8764de2c3522eccb138ce0b9bc5b96c77c2ecc2badafc7b1dd298830c175baf39 |