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Win32.HLLW.Autoruner1.16531
Added to the Dr.Web virus database:
2012-05-27
Virus description added:
2012-06-17
Technical Information
To ensure autorun and distribution:
Creates the following files on removable media:
<Drive name for removable media>:\autorun.inf
<Drive name for removable media>:\1.exe
Malicious functions:
Executes the following:
<SYSTEM32>\cacls.exe %TEMP%\ /e /p everyone:f
cacls "%WINDIR%" /e /p everyone:f
<SYSTEM32>\taskkill.exe /im 360sd_se.exe /f
<SYSTEM32>\rundll32.exe <SYSTEM32>\a18467stva41a.dll, droqp
<SYSTEM32>\ipconfig.exe /all
<SYSTEM32>\sc.exe config AVP start= disabled
<SYSTEM32>\sc.exe config rsravmon start= disabled
<SYSTEM32>\sc.exe config ekrn start= disabled
<SYSTEM32>\taskkill.exe /im ekrn.exe /f
<SYSTEM32>\taskkill.exe /im 360sd.exe /f
<SYSTEM32>\taskkill.exe /im egui.exe /f
Terminates or attempts to terminate
the following user processes:
Hooks the following functions in System Service Descriptor Table (SSDT):
NtQuerySystemInformation, handler: pcidump.sys
Hides the following processes:
<SYSTEM32>\wbem\wmiprvse.exe
<Auxiliary element>
Modifies file system :
Creates the following files:
C:\1.exe
C:\autorun.inf
%HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\KHMHGZ4F\nwlst[1].txt
<DRIVERS>\pcidump.sys
<SYSTEM32>\a18467stva41a.dll
%TEMP%\pci1.sys
%WINDIR%\def26500aab6334ccd.dll
Sets the 'hidden' attribute to the following files:
<Drive name for removable media>:\1.exe
<Drive name for removable media>:\autorun.inf
C:\1.exe
C:\autorun.inf
Deletes the following files:
%HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\KHMHGZ4F\nwlst[1].txt
Network activity:
Connects to:
'tj.####7egr3g6as.com':80
'hg###g4d-2dd.cn':80
'localhost':1035
TCP:
HTTP GET requests:
tj.####7egr3g6as.com/count.asp?ma###############################################
hg###g4d-2dd.cn/nwlst.txt
UDP:
DNS ASK tj.####7egr3g6as.com
DNS ASK hg###g4d-2dd.cn
Miscellaneous:
Searches for the following windows:
ClassName: '#32770' WindowName: 'Windows ????????'
ClassName: '' WindowName: ''
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