Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] 'explorer' = '%WINDIR%\Temp\explorar.exe'
Malicious functions:
To bypass firewall, removes or modifies the following registry keys:
- [<HKLM>\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List] '%WINDIR%\Temp\explorar.exe' = '%WINDIR%\Temp\explorar.exe:*:Enabled:explorer'
To complicate detection of its presence in the operating system,
blocks the following features:
- User Account Control (UAC)
Creates and executes the following:
- '%WINDIR%\Temp\explorar.exe'
Modifies file system :
Creates the following files:
- %WINDIR%\Temp\explorar.exe
Deletes the following files:
- %HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\KHMHGZ4F\jili[1]
Network activity:
Connects to:
- '74.##5.232.51':80
- 'www.ji#i.ir':80
- 'localhost':1038
TCP:
HTTP GET requests:
- 74.##5.232.51/search?q=############
- www.ji#i.ir/
UDP:
- DNS ASK www.google.com
- DNS ASK www.ji#i.ir
Miscellaneous:
Searches for the following windows:
- ClassName: 'MS_WebcheckMonitor' WindowName: ''
- ClassName: 'MS_AutodialMonitor' WindowName: ''
- ClassName: 'Shell_TrayWnd' WindowName: ''
