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Win32.HLLW.Autoruner.59397
Added to the Dr.Web virus database:
2011-09-19
Virus description added:
2011-09-19
Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
[<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] 'system' = '<SYSTEM32>\pa.exe'
Creates the following files on removable media:
<Drive name for removable media>:\Autorun.inf
<Drive name for removable media>:\<Virus name>.exe
Malicious functions:
To complicate detection of its presence in the operating system,
blocks execution of the following system utilities:
Windows Task Manager (Taskmgr)
Registry Editor (RegEdit)
Modifies settings of Windows Explorer:
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer] 'NoFolderOptions' = '00000001'
Modifies file system :
Creates the following files:
%WINDIR%\pa.exe
%PROGRAM_FILES%\pa.exe
C:\Autorun.inf
C:\<Virus name>.exe
<Auxiliary element>
<Current directory>\pa.exe
<SYSTEM32>\pa.exe
C:\Far\pa.exe
C:\Documents and Settings\pa.exe
Sets the 'hidden' attribute to the following files:
<Drive name for removable media>:\<Virus name>.exe
<Drive name for removable media>:\Autorun.inf
C:\<Virus name>.exe
C:\Autorun.inf
Miscellaneous:
Searches for the following windows:
ClassName: '' WindowName: 'VB Decompiler Lite v8.1'
ClassName: '' WindowName: 'Avira antivir Personal - free Antivirus'
ClassName: '' WindowName: 'Avira Premium Security Suite'
ClassName: '' WindowName: 'avast! Free Antivirus'
ClassName: '' WindowName: 'Windows Task Manager'
ClassName: '' WindowName: 'eset smart security - release candidate'
ClassName: '' WindowName: 'ESET NOD32 Antivirus'
ClassName: '' WindowName: 'eset smart security'
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