W32/Rbot-GQW is an IRC backdoor worm for the Windows platform.
W32/Rbot-GQW spreads:
- to computers vulnerable to common exploits, including: SRVSVC (MS06-040), WKS (MS03-049), MSSQL (MS02-039), PNP (MS05-039), ASN.1 (MS04-007), Realcast, RealVNC (CVE-2006-2369) and Symantec (SYM06-010).
- to network shares.
When first run W32/Rbot-GQW copies itself to <System>\updaterarwin.exe and creates the file <Root>\a.bat.
The file a.bat is detected as Troj/Batten-A.
The following registry entries are created to run updaterarwin.exe on startup:
HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Run
DRam rare proc
updaterarwin.exe
HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\RunServices
DRam rare proc
updaterarwin.exe
The following registry entries are set:
HKCU\Software\Microsoft\OLEDRam rare proc
updaterarwin.exe
HKLM\SOFTWARE\Microsoft\Ole
EnableRemoteConnect
N
HKLM\SOFTWARE\Microsoft\Ole
EnableDCOM
N