Win32.HLLW.Autoruner1.34063
Added to the Dr.Web virus database:
2013-03-16
Virus description added:
2013-03-16
Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKLM>\SOFTWARE\Microsoft\Active Setup\Installed Components\{21H0I4A2-L075-C7I0-N0R7-336531685413}] 'StubPath' = ''
Creates the following files on removable media:
- <Drive name for removable media>:\SexIE.exe
- <Drive name for removable media>:\Autorun.inf
Malicious functions:
Executes the following:
- <SYSTEM32>\cmd.exe /c %TEMP%\_DelSexIE.cMd
Injects code into
the following system processes:
- <SYSTEM32>\winlogon.exe
- %WINDIR%\Explorer.EXE
Modifies file system :
Creates the following files:
- %WINDIR%\~msapi.tmp
- %HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\KHMHGZ4F\mssieconfig[2].ini
- %TEMP%\~msapi.dat
- %HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\KHMHGZ4F\mssieconfig[1].ini
- %PROGRAM_FILES%\Internet Explorer\msapi.exe
- %PROGRAM_FILES%\Internet Explorer\msapi.dll
- %TEMP%\_DelSexIE.cMd
Sets the 'hidden' attribute to the following files:
- <Drive name for removable media>:\Autorun.inf
- <Drive name for removable media>:\SexIE.exe
- %TEMP%\~msapi.dat
- %PROGRAM_FILES%\Internet Explorer\msapi.exe
- %PROGRAM_FILES%\Internet Explorer\msapi.dll
- %TEMP%\_DelSexIE.cMd
Deletes the following files:
Deletes itself.
Network activity:
Connects to:
- 'www.s2##.com':80
- '74.##5.232.51':80
- 'localhost':1035
- 'localhost':1036
TCP:
HTTP GET requests:
- www.s2##.com/browser/sexie/mssieconfig.ini
UDP:
- DNS ASK www.google.com
- DNS ASK www.s2##.com
Miscellaneous:
Searches for the following windows:
- ClassName: 'WorkerW' WindowName: ''
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