需要修復電腦?
聘請專家
Virus:Worm/Joleee.egn
Date discovered:13/11/2009
Type:Worm
In the wild:Yes
Reported Infections:Low
Distribution Potential:Low to medium
Damage Potential:Low to medium
Static file:Yes
File size:21.504 Bytes
MD5 checksum:099db8e1dd71632eb35648eec3c31778
IVDF version:7.01.06.231 - Friday, November 13, 2009

 General Aliases:
   •  Panda: W32/Joleee.Z.worm
   •  Eset: Win32/SpamTool.Tedroo.AB
   •  Bitdefender: Trojan.Generic.2674731


Platforms / OS:
   • Windows 2000
   • Windows XP
   • Windows 2003


Side effects:
   • Downloads malicious files
   • Drops malicious files
   • Registry modification

 Files It overwrites the following files.
%WINDIR%\explorer.exe
%SYSDIR%\dllcache\explorer.exe



The following file is created:

%TEMPDIR%\fhrqisgx.tmp



It tries to download some files:

The location is the following:
   • http://195.190.13.130/spm/**********?id=1125796&tick=1125796&ver=101&smtp=ok&task=0
Further investigation pointed out that this file is malware, too.

The location is the following:
   • http://195.190.13.130/spm/**********
Further investigation pointed out that this file is malware, too.

 Registry To each registry key one of the values is added in order to run the processes after reboot:

  [HKCU\Software\Microsoft\Windows\CurrentVersion\Run]
   • "userini"="%WINDIR%\explorer.exe:userini.exe"

  [HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Run]
   • "userini"="%WINDIR%\explorer.exe:userini.exe"



The following registry keys are added:

[HKCU\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\
   Run]
   • "userini"="%WINDIR%\explorer.exe:userini.exe"

[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\policies\Explorer\
   Run]
   • "userini"="%WINDIR%\explorer.exe:userini.exe"



The following registry key is changed:

[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer]
   New value:
   • "remove"="%executed file%"

 File details Runtime packer:
In order to aggravate detection and reduce size of the file it is packed with a runtime packer.

說明撰寫者 Petre Galan 開啟 2010年3月11日星期四
說明更新者 Petre Galan 開啟 2010年3月12日星期五

返回 . . . .
https:// 為了你的安全,此視窗已加密。