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Virus information

Created: 27 Nov 2012 • Updated: 29 Nov 2012 | 6 comments
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Attached is the virus found which symantec detected and deleted. KIndly find which virus is this.

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Ashish-Sharma's picture


32.Downadup.B is a worm that spreads by exploiting the Microsoft Windows Server Service RPC Handling Remote Code Execution Vulnerability (BID 31874). It also attempts to spread to network shares protected by weak passwords and block access to security-related Web sites.

Thanks In Advance

Ashish Sharma

Mithun Sanghavi's picture


Work on the Plan of Action as given below for a 100% result.

Plan of Action:

1) Make sure ALL Computers are installed with Symantec EP with latest / updated with virus defintions and

2) Install MS08-67 patch download [KB 958644] on ALL computer.

3) Install ALL Latest Microsoft Secuirty Patches / Sevice Packs on ALL machines

4) Disable Auto play with GPO

5) Disable Scheduled Tasks with GPO

6) Enable Security Auditing with GPO

7) Scan ALL the machines...

NOTE: *ALL means ALL client machines and server machines (make sure you don't miss any machine)

Inaddition to this, please check the Article provided below and work upon the same.

1) Best Practice for Downadup.B and Additional information on the same.

2) Simple steps to protect yourself from the Conficker Worm

Hope that helps!!

Mithun Sanghavi
Associate Security Architect


Don't forget to mark your thread as 'SOLVED' with the answer that best helped you.

sandra.g's picture

For future reference, the blue link in the detection results takes you a write-up about the threat that was detected (see attached).

"Access denied" means the file was actually prevented from writing to the disk. See

Access Denied
Specifies the events where Auto-Protect prevented a file from being created.



Symantec, Senior Information Developer
Enterprise Security, Mobility, and Management - Endpoint Protection

Don't forget to mark your thread as 'solved' with the answer that best helps you!

Mick2009's picture

W32.Downadup is a threat that Symantec has examined in great depth.  Details about it can be found from the following link:

The Downadup Codex, Edition 2.0

With thanks and best regards,