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Win32.HLLW.Mandarin.79
Added to the Dr.Web virus database:
2010-01-25
Virus description added:
2014-01-27
Technical Information
Malicious functions:
Executes the following:
'<SYSTEM32>\regsvr32.exe' /s <DRIVERS>\AZIP32.DLL
'<SYSTEM32>\ntvdm.exe' -f -i1
'<SYSTEM32>\regsvr32.exe' /s <SYSTEM32>\AZIP32.DLL
'<SYSTEM32>\rundll32.exe' <SYSTEM32>\shimgvw.dll,ImageView_Fullscreen <Current directory>\privada.jpg
'<SYSTEM32>\regsvr32.exe' /s <SYSTEM32>\OSSMTP.dll
Modifies file system :
Creates the following files:
%HOMEPATH%\Recent\bf32d3b0.lnk
%HOMEPATH%\Recent\privada.lnk
<DRIVERS>\isapnp.exe
%WINDIR%\Temp\scs2.tmp
%WINDIR%\Temp\scs1.tmp
<DRIVERS>\atapi16.sys
<SYSTEM32>\OSSMTP.dll
<DRIVERS>\taskmgr.exe
<Current directory>\privada.jpg
<SYSTEM32>\AZIP32.DLL
<DRIVERS>\AZIP32.DLL
<DRIVERS>\sndrec32.exe
Deletes the following files:
%WINDIR%\Temp\scs2.tmp
%WINDIR%\Temp\scs1.tmp
%TEMP%\~DF4D4.tmp
Miscellaneous:
Searches for the following windows:
ClassName: 'ConsoleWindowClass' WindowName: 'ntvdm-b58.b5c.380001'
ClassName: '(null)' WindowName: 'msmsgs'
ClassName: 'ShImgVw:CPreviewWnd' WindowName: '(null)'
ClassName: 'Shell_TrayWnd' WindowName: '(null)'
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