Worm.NetSky.h

2008-02-23 09:26:13来源：互联网阅读 ()

病毒名称: Worm.NetSky.h 类别：蠕虫病毒资料：破坏方法：

蠕虫病毒,VC 编写,采用PE-PACK加壳,病毒长度为22528字节。文件标图像文件夹。

从C到Z驱动器中所有.eml、.txt等21种扩展名的文件中搜取email地址，并创建大量线程发送病毒邮件。病毒体内有如下字符串:

"Skynet AntiVirus - MyDoom and Bagle are children"

一旦执行,病毒将执行以下操作:

1.本地首先将创建一个名为:"MI[SkyNet.cz]SystemsMutex"的互斥量来保证只运行病毒的一个副本;

2.复制自己到windows目录下:

％WINDIR％\maja.exe

3.添加如下键值:

"antivirus" = "％WINDIR％\maja.exe -antivirus service"

到注册表键:

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run 下,这是病毒自启动的伎俩;

4.病毒将删除下列注册表键值<大都是其它病毒建立的键值>:

删除键:

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run

下的如下键值:

"Taskmon"
"EXPlorer"
"system."
"msgsvr32"
"DELETE ME"
"service"
"Sentry"
"Windows Services Host"

删除键:

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\RunServices

下的如下键值:

"system."

删除键:

HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Run

下的如下键值:

"Taskmon"
"Explorer"
"d3dupdate.exe"
"au.exe"
"OLE"
"Windows Services Host"
"gouday.exe"
"rate.exe"
"sysmon.exe"
"srate.exe"
"ssate.exe"

删除键:

HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Explorer\PINF
HKEY_LOCAL_MACHINE\System\CurrentControlSet\Services\WksPatch

删除子键:

HKEY_CLASSES_ROOT\CLSID\{E6FB5E20-DE35-11CF-9C87-00AA005127ED}\InProcServer32

注: 这是病毒"SCO炸弹"建立的键值

5.病毒从带有下列扩展名的文件中搜索Email地址:

".eml"
".txt"
".PHP"
".pl"
".htm"
".Html"
".vbs"
".rtf"
".uin"
".ASP"
".wab"
".doc"
".adb"
".tbb"
".dbx"
".sht"
".oft"
".msg"
".shtm"
".cgi"
".dhtm"

6.病毒使用自带的SMTP引擎向上面搜到的Email地址发送带毒邮件:

邮件带有如下特征:

标题为下列之一:

"Re: Your briefing"
"Re: Your picture"
"Re: Your loveletter"
"Re: Your TAN"
"Re: Your PIN"
"Re: Your bill"
"Re: Your details"
"Re: My details"
"Re: Zipped folder"
"Re: Secound Part"
"Re: Part 3"

"Re: Part 2"
"Re: Your application"
"Re: Your data"
"Re: Index"
"Re: Appending"
"Re: Hello"
"Re: Hi"
"Re: Your encrypted file"
"Re: Your folder"
"Re: Your file"
"Re: Yours"
"Re: Here the file"
"Re: Approved"
"Re: Document"
"Re: Samples"

消息正文为下列之一:

"Your document is attached."
"Here is the file."
"See the attached file for details."
"Please have a look at the attached file."
"Please read the attached file."
"Your file is attached."

附件名为下列之一:

"your_document.scr"
"document.scr"
"message_part2.scr"
"your_document.scr"
"document_full.scr"
"your_picture.pif"
"message_details.scr"
"your_file.scr"
"your_picture.scr"
"document_4351.scr"
"yours.scr"
"mp3music.scr"
"application.scr"
"all_document.scr"
"my_details.scr"
"document_Excel.scr"
"document_Word.scr"
"my_details.scr"
"your_details.scr"
"your_bill.scr"
"your_pin_88.scr"
"your_tan_33.scr"
"your_letter.scr"
"your_pic.scr"
"your_briefing.scr"

该病毒不会向包含下列字符的地址发送邮件:
"icrosoft"
"antivi"
"ymantec"
"spam"
"avp"
"f-secur"
"itdefender"

"orman"
"cafee"
"aspersky"
"f-pro"
"orton"
"fbi"
"abuse"
"messagelabs"

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