光华反病毒研究中心近日进行病毒特征码更新，请用户尽快到光华网站www.viruschina.com下载升级包，以下是几个重要病毒的简介：
一、邮件病毒：W32.Stration.DH@mm 危害级别：★★★★☆
根据光华反病毒研究中心专家介绍，这是一个邮件病毒，长度 24,580 字节，感染 Windows 2000, Windows 95, Windows 98, Windows Me, Windows NT, Windows Server 2003, Windows XP 系统，它通过邮件传播，下载运行其他病毒。当收到、打开含有病毒的邮件后，有以下现象:
A 显示信息（见图1）
B 增加键值 "PendingFileRenameOperations" = "[病毒所在路径]"
HKEY_LOCAL_MACHINE\System\CurrentControlSet\Control\Session Manager
C 从 http://www6.fandesjinkderunha.com/chr/831/nt[已删除] 和 http://www4.fandesjinkderunha.com/chr/831/lt[已删除] 下载运行其他病毒
D 生成以下文件
windows目录\mswiiz32.exe
windows目录\mswiiz32.wax
windows目录\mswiiz32.dat
系统目录\e1.dll
E 增加键值"mswiiz32" = "%Windir%\mswiiz32.exe s"
到 HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run
使得病毒开机后自动执行
F 增加键值"AppInit_DLLs" = "e1.dll"
到 HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Windows
使得病毒在启动程序时自动执行
G 修改 HKEY_CURRENT_USER\Software\Microsoft\windows\CurrentVersion\Internet Settings 的键值 "ProxyBypass" = "1"
"IntranetNames" = "1"
"UNCAIntranet" = "1"
"MigrateProxy" = "1"
"ProxyEnable" = "1"
改变 IE 设置
H 删除以下键值
HKEY_CURRENT_USER\Software\Microsoft\windows\CurrentVersion\Internet Settings\ProxyServer
HKEY_CURRENT_USER\Software\Microsoft\windows\CurrentVersion\Internet Settings\ProxyOverride
HKEY_CURRENT_USER\Software\Microsoft\windows\CurrentVersion\Internet Settings\AutoConfigURL
I 收集邮件地址
J 发送病毒自身到收集到的地址
邮件特征如下
主题(以下之一)
Good Day
Server Report
hello
picture
Status
test
Error
Mail Delivery System
Mail server report
Mail Transaction Failed
内容(以下之一)
Mail server report.
Our firewall determined the e-mails containing worm copies are being sent from [REMOVED] updates for worm elimination and your computer restoring.
Best regards,
Customers support service
The message contains Unicode characters and has been sentas a binary attachment.
Mail transaction failed. Partial message is available.
The message cannot be represented in 7-bit ASCII encodingand has been sent as a binary attachment
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