WORM_SILLY.QW

This worm arrives on a system as a file dropped by other malware or as a file downloaded unknowingly by users when visiting malicious sites.

Arrival Details

This worm arrives on a system as a file dropped by other malware or as a file downloaded unknowingly by users when visiting malicious sites.

Installation

This worm creates the following folders:

• %User Temp%\E_4
• %System%\372109
• %System%\499E86
• %System%\2B4FA4
• %System%\A9C3FF

(Note: %User Temp% is the current user's Temp folder, which is usually C:\Documents and Settings\{user name}\Local Settings\Temp on Windows 2000, XP, and Server 2003.. %System% is the Windows system folder, which is usually C:\Windows\System on Windows 98 and ME, C:\WINNT\System32 on Windows NT and 2000, or C:\Windows\System32 on Windows XP and Server 2003.)

Dropping Routine

This worm drops the following files:

• %User Temp%\E_4\krnln.fnr
• %User Temp%\E_4\HtmlView.fne
• %User Temp%\E_4\internet.fne
• %User Temp%\E_4\eAPI.fne
• %User Temp%\E_4\shell.fne
• %User Temp%\E_4\dp1.fne
• %User Temp%\E_4\cnvpe.fne
• %User Temp%\E_4\spec.fne
• %System%\372109\C00285.EXE
• %System%\499E86\RegEx.fnr
• %User Startup%\C00285.lnk

(Note: %User Temp% is the current user's Temp folder, which is usually C:\Documents and Settings\{user name}\Local Settings\Temp on Windows 2000, XP, and Server 2003.. %System% is the Windows system folder, which is usually C:\Windows\System on Windows 98 and ME, C:\WINNT\System32 on Windows NT and 2000, or C:\Windows\System32 on Windows XP and Server 2003.. %User Startup% is the current user's Startup folder, which is usually C:\Windows\Profiles\{user name}\Start Menu\Programs\Startup on Windows 98 and ME, C:\WINNT\Profiles\{user name}\Start Menu\Programs\Startup on Windows NT, and C:\Documents and Settings\{User name}\Start Menu\Programs\Startup.)

This report is generated via an automated analysis system.