Backdoor.Dewin

Backdoor.Dewin allows a hacker to gain access to and remotely control an infected computer. The Trojan program is written in Microsoft Visual C++ and is compressed with PECompact.

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Note: Virus definitions dated prior to June 14, 2002, may detect this threat as Backdoor.Trojan

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May 10, 2004: Added reference to minor variant which uses svchost.exe filename.

Protection

• Initial Rapid Release version June 14, 2002
• Latest Rapid Release version June 22, 2009 revision 066
• Initial Daily Certified version June 14, 2002
• Latest Daily Certified version June 19, 2009 revision 051
• Initial Weekly Certified release date June 19, 2002

Click here for a more detailed description of Rapid Release and Daily Certified virus definitions.

Threat Assessment

Wild

• Wild Level: Low
• Number of Infections: 50 - 999
• Number of Sites: More than 10
• Geographical Distribution: Low
• Threat Containment: Easy
• Removal: Moderate

Damage

• Damage Level: Medium

Distribution

• Distribution Level: Low