Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'e5a9ed9865566182cd0d27ec63ce3828' = '\Microsoft\svchost.exe'
Creates or modifies the following files:
- %HOMEPATH%\Start Menu\Programs\Startup\svchost.exe
Malicious functions:
To bypass firewall, removes or modifies the following registry keys:
- [<HKLM>\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile] 'DoNotAllowExceptions' = '00000000'
- [<HKLM>\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile] 'EnableFirewall' = '00000000'
To complicate detection of its presence in the operating system,
forces the system hide from view:
- hidden files
Creates and executes the following:
- '%HOMEPATH%\78o64ne\DpoC.exe' FeauG.QTQ
Executes the following:
- '<SYSTEM32>\netsh.exe' firewall set opmode disable
- '%WINDIR%\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe'
Injects code into
the following system processes:
- %WINDIR%\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe
Modifies file system :
Creates the following files:
- %TEMP%\BlackData.dat
- C:\Microsoft\svchost.exe
- %TEMP%\42130.dmp
- %TEMP%\dw.log
- %HOMEPATH%\78o64ne\DpoC.exe
- %HOMEPATH%\78o64ne\kBtfnG.JAN
- %HOMEPATH%\78o64ne\mXYVLNmHC.KAH
- %HOMEPATH%\78o64ne\FeauG.QTQ
Sets the 'hidden' attribute to the following files:
- C:\Microsoft\svchost.exe
- %HOMEPATH%\Start Menu\Programs\Startup\svchost.exe
- %TEMP%\BlackData.dat
- %HOMEPATH%\78o64ne\mXYVLNmHC.KAH
- %HOMEPATH%\78o64ne\kBtfnG.JAN
- %HOMEPATH%\78o64ne\DpoC.exe
- %HOMEPATH%\78o64ne\FeauG.QTQ
Network activity:
Connects to:
- 'he#####nol.zapto.org':5050
UDP:
- DNS ASK he#####nol.zapto.org
Miscellaneous:
Searches for the following windows:
- ClassName: 'Indicator' WindowName: '(null)'
- ClassName: 'Shell_TrayWnd' WindowName: '(null)'
- ClassName: 'EDIT' WindowName: '(null)'
