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Win32.HLLM.Limar.4663
Added to the Dr.Web virus database:
2015-06-19
Virus description added:
2015-06-19
Technical Information
To ensure autorun and distribution:
Creates or modifies the following files:
%HOMEPATH%\Start Menu\Programs\Startup\oJRTYRpyBoc.exe
Malicious functions:
Executes the following:
'<SYSTEM32>\rundll32.exe' fldrclnr.dll,Wizard_RunDLL
'<SYSTEM32>\svchost.exe' netsvcs
'%WINDIR%\explorer.exe'
Injects code into
the following system processes:
Modifies file system :
Creates the following files:
%TEMP%\12.tmp
%TEMP%\13.tmp
%TEMP%\14.tmp
%TEMP%\F.tmp
%TEMP%\10.tmp
%TEMP%\11.tmp
%TEMP%\15.tmp
%TEMP%\19.tmp
%TEMP%\1A.tmp
%TEMP%\1B.tmp
%TEMP%\16.tmp
%TEMP%\17.tmp
%TEMP%\18.tmp
%TEMP%\E.tmp
%TEMP%\~TM4.tmp
%TEMP%\~TM5.tmp
%TEMP%\6.tmp
%TEMP%\1.tmp
%TEMP%\2.tmp
%TEMP%\3.tmp
%TEMP%\7.tmp
%TEMP%\B.tmp
%TEMP%\C.tmp
%TEMP%\D.tmp
%TEMP%\8.tmp
%TEMP%\9.tmp
%TEMP%\A.tmp
Sets the 'hidden' attribute to the following files:
%HOMEPATH%\Start Menu\Programs\Startup\oJRTYRpyBoc.exe
Deletes the following files:
%TEMP%\12.tmp
%TEMP%\13.tmp
%TEMP%\14.tmp
%TEMP%\6.tmp
%TEMP%\10.tmp
%TEMP%\11.tmp
%TEMP%\15.tmp
%TEMP%\19.tmp
%TEMP%\1A.tmp
%TEMP%\1B.tmp
%TEMP%\16.tmp
%TEMP%\17.tmp
%TEMP%\18.tmp
%TEMP%\F.tmp
%TEMP%\~TM4.tmp
%TEMP%\~TM5.tmp
%TEMP%\7.tmp
%TEMP%\1.tmp
%TEMP%\2.tmp
%TEMP%\3.tmp
%TEMP%\8.tmp
%TEMP%\C.tmp
%TEMP%\D.tmp
%TEMP%\E.tmp
%TEMP%\9.tmp
%TEMP%\A.tmp
%TEMP%\B.tmp
Deletes itself.
Network activity:
Connects to:
'm9######f0i4jfuienuif.com':80
'n7#####fhjwe90fujic.com':80
TCP:
HTTP POST requests:
http://n7#####fhjwe90fujic.com/adimhlh.inc
http://m9######f0i4jfuienuif.com/hrfrfkweufzswyacpptxjkpxrqgdtamrvpjndokbnqxsmuxcwnbmgvzvtxzxyaak.7z
http://n7#####fhjwe90fujic.com/maaaaaaslwmkgweozmpquksqppvdnmfedmtwpewrc.cgi
http://n7#####fhjwe90fujic.com/axhignsfwiygjmxmttaiptl.php3
UDP:
DNS ASK m9######f0i4jfuienuif.com
DNS ASK n7#####fhjwe90fujic.com
Miscellaneous:
Searches for the following windows:
ClassName: 'OleMainThreadWndClass' WindowName: ''
ClassName: 'SystemTray_Main' WindowName: ''
ClassName: 'CSCHiddenWindow' WindowName: ''
ClassName: 'SysListView32' WindowName: ''
ClassName: 'Shell_TrayWnd' WindowName: ''
ClassName: 'Proxy Desktop' WindowName: ''
ClassName: 'BaseBar' WindowName: 'ChanApp'
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