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Win32.HLLW.MyBot.5154
Added to the Dr.Web virus database:
2010-02-23
Virus description added:
2014-08-11
Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
[<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\RunServices] 'lnternet Update' = 'lExplore.exe'
[<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] 'lnternet Update' = 'lExplore.exe'
Malicious functions:
Creates and executes the following:
'<SYSTEM32>\lExplore.exe' 544 "<Full path to virus>"
Executes the following:
'%WINDIR%\regedit.exe' /S %TEMP%\1.reg
'<SYSTEM32>\cmd.exe' /c c:\a.bat
Searches for windows to
detect analytical utilities:
ClassName: 'RegmonClass' WindowName: '(null)'
ClassName: 'FilemonClass' WindowName: '(null)'
ClassName: 'OLLYDBG' WindowName: '(null)'
Modifies file system :
Creates the following files:
<SYSTEM32>\lExplore.exe
%TEMP%\1.reg
C:\a.bat
Sets the 'hidden' attribute to the following files:
Deletes the following files:
Deletes itself.
Miscellaneous:
Searches for the following windows:
ClassName: '18467-41' WindowName: '(null)'
ClassName: 'RegEdit_RegEdit' WindowName: '(null)'
ClassName: '(null)' WindowName: 'File Monitor - Sysinternals: www.sysinternals.com'
ClassName: '(null)' WindowName: 'Registry Monitor - Sysinternals: www.sysinternals.com'
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