Win32.Expiro.72
Added to the Dr.Web virus database:
2014-01-17
Virus description added:
2014-01-24
Technical Information
To ensure autorun and distribution:
Creates the following services:
- [<HKLM>\SYSTEM\ControlSet001\Services\NetDDE] 'Start' = '00000002'
- [<HKLM>\SYSTEM\ControlSet001\Services\MSIServer] 'Start' = '00000002'
- [<HKLM>\SYSTEM\ControlSet001\Services\mnmsrvc] 'Start' = '00000002'
- [<HKLM>\SYSTEM\ControlSet001\Services\RDSessMgr] 'Start' = '00000002'
- [<HKLM>\SYSTEM\ControlSet001\Services\WmiApSrv] 'Start' = '00000002'
- [<HKLM>\SYSTEM\ControlSet001\Services\VSS] 'Start' = '00000002'
- [<HKLM>\SYSTEM\ControlSet001\Services\TlntSvr] 'Start' = '00000002'
- [<HKLM>\SYSTEM\ControlSet001\Services\clr_optimization_v2.0.50727_32] 'Start' = '00000002'
- [<HKLM>\SYSTEM\ControlSet001\Services\ClipSrv] 'Start' = '00000002'
- [<HKLM>\SYSTEM\ControlSet001\Services\CiSvc] 'Start' = '00000002'
- [<HKLM>\SYSTEM\ControlSet001\Services\clr_optimization_v4.0.30319_32] 'Start' = '00000002'
- [<HKLM>\SYSTEM\ControlSet001\Services\ImapiService] 'Start' = '00000002'
- [<HKLM>\SYSTEM\ControlSet001\Services\idsvc] 'Start' = '00000002'
- [<HKLM>\SYSTEM\ControlSet001\Services\dmadmin] 'Start' = '00000002'
Changes the following executable system files:
- <SYSTEM32>\locator.exe
- <SYSTEM32>\scardsvr.exe
- <SYSTEM32>\netdde.exe
- <SYSTEM32>\sessmgr.exe
- <SYSTEM32>\smlogsvc.exe
- <SYSTEM32>\wbem\wmiapsrv.exe
- %WINDIR%\Microsoft.NET\Framework\v4.0.30319\WPF\WPFFontCache_v0400.exe
- <SYSTEM32>\tlntsvr.exe
- <SYSTEM32>\vssvc.exe
- <SYSTEM32>\msiexec.exe
- <SYSTEM32>\clipsrv.exe
- %WINDIR%\Microsoft.NET\Framework\v2.0.50727\mscorsvw.exe
- %WINDIR%\Microsoft.NET\Framework\v4.0.30319\aspnet_state.exe
- <SYSTEM32>\cisvc.exe
- %WINDIR%\Microsoft.NET\Framework\v4.0.30319\mscorsvw.exe
- <SYSTEM32>\imapi.exe
- <SYSTEM32>\mnmsrvc.exe
- <SYSTEM32>\dmadmin.exe
- %WINDIR%\Microsoft.NET\Framework\v3.0\Windows Communication Foundation\infocard.exe
Infects the following executable files:
- <SYSTEM32>\locator.exe
- <SYSTEM32>\scardsvr.exe
- <SYSTEM32>\netdde.exe
- <SYSTEM32>\sessmgr.exe
- <SYSTEM32>\smlogsvc.exe
- <SYSTEM32>\wbem\wmiapsrv.exe
- %WINDIR%\Microsoft.NET\Framework\v4.0.30319\WPF\WPFFontCache_v0400.exe
- <SYSTEM32>\tlntsvr.exe
- <SYSTEM32>\vssvc.exe
- <SYSTEM32>\msiexec.exe
- <SYSTEM32>\clipsrv.exe
- %WINDIR%\Microsoft.NET\Framework\v2.0.50727\mscorsvw.exe
- %WINDIR%\Microsoft.NET\Framework\v4.0.30319\aspnet_state.exe
- <SYSTEM32>\cisvc.exe
- %WINDIR%\Microsoft.NET\Framework\v4.0.30319\mscorsvw.exe
- <SYSTEM32>\imapi.exe
- <SYSTEM32>\mnmsrvc.exe
- <SYSTEM32>\dmadmin.exe
- %WINDIR%\Microsoft.NET\Framework\v3.0\Windows Communication Foundation\infocard.exe
Malicious functions:
Executes the following:
- '%WINDIR%\Microsoft.NET\Framework\v2.0.50727\mscorsvw.exe'
- '<SYSTEM32>\cisvc.exe'
Modifies file system :
Creates the following files:
- <SYSTEM32>\dpmfeoek.tmp
- <SYSTEM32>\agfhbgaf.tmp
- <SYSTEM32>\gnmndhma.tmp
- <SYSTEM32>\mkopncki.tmp
- <SYSTEM32>\omhfnjjm.tmp
- <SYSTEM32>\wbem\fecollam.tmp
- %WINDIR%\Microsoft.NET\Framework\v4.0.30319\WPF\pgcpibpo.tmp
- <SYSTEM32>\nkeadnon.tmp
- <SYSTEM32>\fopakmli.tmp
- <SYSTEM32>\gbocljod.tmp
- <SYSTEM32>\feklmmjd.tmp
- %WINDIR%\Microsoft.NET\Framework\v2.0.50727\ndaoldfb.tmp
- %WINDIR%\Microsoft.NET\Framework\v4.0.30319\lkjimpak.tmp
- <SYSTEM32>\hoejdbip.tmp
- %WINDIR%\Microsoft.NET\Framework\v4.0.30319\pdacbaok.tmp
- <SYSTEM32>\kdfhjbha.tmp
- <SYSTEM32>\phbghpgp.tmp
- <SYSTEM32>\hpgmpmmm.tmp
- %WINDIR%\Microsoft.NET\Framework\v3.0\Windows Communication Foundation\naomhdjq.tmp
Deletes the following files:
- <SYSTEM32>\dpmfeoek.tmp
- <SYSTEM32>\agfhbgaf.tmp
- <SYSTEM32>\gnmndhma.tmp
- <SYSTEM32>\mkopncki.tmp
- <SYSTEM32>\omhfnjjm.tmp
- <SYSTEM32>\wbem\fecollam.tmp
- %WINDIR%\Microsoft.NET\Framework\v4.0.30319\WPF\pgcpibpo.tmp
- <SYSTEM32>\nkeadnon.tmp
- <SYSTEM32>\fopakmli.tmp
- <SYSTEM32>\gbocljod.tmp
- <SYSTEM32>\feklmmjd.tmp
- %WINDIR%\Microsoft.NET\Framework\v2.0.50727\ndaoldfb.tmp
- %WINDIR%\Microsoft.NET\Framework\v4.0.30319\lkjimpak.tmp
- <SYSTEM32>\hoejdbip.tmp
- %WINDIR%\Microsoft.NET\Framework\v4.0.30319\pdacbaok.tmp
- <SYSTEM32>\kdfhjbha.tmp
- <SYSTEM32>\phbghpgp.tmp
- <SYSTEM32>\hpgmpmmm.tmp
- %WINDIR%\Microsoft.NET\Framework\v3.0\Windows Communication Foundation\naomhdjq.tmp
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