high
Summary
Summary
Action- More Information
| How it spreads |
|
|---|---|
| Affected operating systems | Windows |
| Characteristics |
|
| Protection available since | 25 October 2005 22:58:23 (GMT) |
| Last updated | 1 November 2005 13:52:31 (GMT) |
| Detected by | All Sophos products |
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Action
- Summary
- Action
- More Information
Please follow the instructions for removing worms.
You will also need to edit the following registry entries, if they are present. Please read the warning about editing the registry.
At the taskbar, click Start|Run. Type 'Regedit' and press Return. The registry editor opens.
Before you edit the registry, you should make a backup. On the 'Registry' menu, click 'Export Registry File'. In the 'Export range' panel, click 'All', then save your registry as Backup.
Locate the HKEY_LOCAL_MACHINE entries:
HKLM\Software\Microsoft\Windows\CurrentVersion\Run
HKLM\Software\Microsoft\Windows\CurrentVersion\RunServices
and remove any reference to any file you deleted.
Each user has a registry area named HKEY_USERS\[code number indicating user]\. For each user locate the entries:
HKU\[code number]\Software\Microsoft\Windows\
CurrentVersion\Run\
HKU\[code number]\Software\Microsoft\Windows\
CurrentVersion\RunServices\
and remove any reference to any file you deleted.
Close the registry editor.
More Information
W32/Rbot-ATE is a worm and IRC backdoor Trojan for the Windows platform.
W32/Rbot-ATE spreads to network shares with weak passwords and by exploiting common buffer overflow vulnerabilities, including: RPC-DCOM (MS04-012), PNP (MS05-039) and ASN.1 (MS04-007).
W32/Rbot-ATE runs continuously in the background, providing a backdoor server which allows a remote intruder to gain access and control over the computer via IRC channels. W32/Rbot-ATE is a worm and IRC backdoor Trojan for the Windows platform.
W32/Rbot-ATE spreads to network shares with weak passwords and by exploiting common buffer overflow vulnerabilities, including: RPC-DCOM (MS04-012), PNP (MS05-039) and ASN.1 (MS04-007).
W32/Rbot-ATE runs continuously in the background, providing a backdoor server which allows a remote intruder to gain access and control over the computer via IRC channels.
When first run W32/Rbot-ATE copies itself to <System>\hhs32.pif.
The following registry entries are created to run hhs32.pif on startup:
HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Run
HTML32 Help System
hhs32.pif
HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\RunServices
HTML32 Help System
hhs32.pif
HKCU\Software\Microsoft\Windows\CurrentVersion\Run
HTML32 Help System
hhs32.pif
HKCU\Software\Microsoft\Windows\CurrentVersion\RunServices
HTML32 Help System
hhs32.pif
Registry entries are set as follows:
HKLM\SOFTWARE\Microsoft\OLE
HTML32 Help System
hhs32.pif
HKCU\Software\Microsoft\OLE
HTML32 Help System
hhs32.pif
HKLM\SYSTEM\CurrentControlSet\Control\Lsa
HTML32 Help System
hhs32.pif
HKCU\SYSTEM\CurrentControlSet\Control\Lsa
HTML32 Help System
hhs32.pif
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