Sophos

W32/Rbot-GWC

Aliases
  • Win32/Rbot
  • trojan
  • W32/Sdbot.worm.gen.as
Category
Type
What to do
Prevalence low high

Summary

 
Affected operating systems Windows
Characteristics
  • Installs itself in the registry
Included in our products from April 2008 (4.28)
Protection available since 14 February 2008 14:58:41 (GMT)
Detected by All Sophos products

Action

More Information

W32/Rbot-GWC is a worm for the Windows platform.

W32/Rbot-GWC includes functionality to access the internet and communicate with a remote server via HTTP.

When first run W32/Rbot-GWC copies itself to <System>\inetsrv\sdhost.exe.

The following registry entries are created to run sdhost.exe on startup:

HKCU\Software\Microsoft\Windows\CurrentVersion\Run
Server Daemon Host Manager
<System>\inetsrv\sdhost.exe

HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Run
Server Daemon Host Manager
<System>\inetsrv\sdhost.exe

HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\RunServices
Server Daemon Host Manager
<System>\inetsrv\sdhost.exe

The following registry entry is set, affecting internet security:

HKLM\SYSTEM\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List
<System>\inetsrv\sdhost.exe
<System>\inetsrv\sdhost.exe:*:Enabled:Server Daemon Host Manager

Registry entries are set as follows:

HKCU\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer
DisallowRun
1

HKCU\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun
Protected system files1
avgupsvc.exe

HKCU\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun
Protected system files2
avgamsvr.exe

HKCU\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun
Protected system files3
avgcc.exe

HKCU\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun
Protected system files4
nod32kui.exe

HKCU\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun
Protected system files5
nod32krn.exe

HKCU\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun
Protected system files6
ccSetMgr.exe

HKCU\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun
Protected system files7
ccEvtMgr.exe

HKCU\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun
Protected system files8
DefWatch.exe

HKCU\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun
Protected system files9
SavRoam.exe

HKCU\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun
Protected system files10
Rtvscan.exe

HKCU\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun
Protected system files11
VPTray.exe

HKCU\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun
Protected system files12
ccApp.exe

HKCU\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun
Protected system files13
AluSchedulerSvc.exe

HKCU\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun
Protected system files14
nod32.exe

HKCU\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun
Protected system files15
nod32ra.exe

HKCU\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun
Protected system files16
UpdaterUI.exe

HKCU\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun
Protected system files17
tbmon.exe

HKCU\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun
Protected system files18
Mcshield.exe

HKCU\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun
Protected system files19
SHSTAT.exe

HKCU\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun
Protected system files20
ashMaiSv.exe

HKCU\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun
Protected system files21
ashServ.exe

HKCU\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun
Protected system files22
ashWebSv.exe

HKCU\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun
Protected system files23
aswUpdSv.exe

HKCU\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun
Protected system files24
AVGUARD.exe

HKCU\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun
Protected system files25
AVWUPSRV.exe

HKCU\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun
Protected system files26
avscan.exe

HKCU\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun
Protected system files27
guardgui.exe

HKCU\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun
Protected system files28
VxMon.exe

HKCU\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun
Protected system files29
AVGNT.exe

HKCU\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun
Protected system files30
avgemc.exe

HKCU\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun
Protected system files31
avp.exe

HKCU\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\DisallowRun
Protected system files32
avp.com

HKLM\SOFTWARE\Microsoft\Ole
EnableDCOM
N

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