Trojan.W97M.KERRDOWN.A

它以其他(tā)恶意软件释放的文(wén)件或用(yòng)户访问恶意网站时不知不觉下载的文(wén)件的形式到达系统。它开始执行然后再删除。

安(ān)装(zhuāng)

它植入下列文(wén)件：

• %ProgramData%\SecurityAndMaintenance_Error.png (32-bit dll detected as Trojan.Win32.COMETER.AE)
• %ProgramData%\SecurityAndMaintenance_Error.png (64-bit dll detected as Trojan.Win64.COMETER.AE)
• %Application Data%\main_background.png (32-bit dll detected as Trojan.Win32.COMETER.AE)
• %Application Data%\main_background.png (64-bit dll detected as Trojan.Win64.COMETER.AE)

(注意: %Application Data% 是当前用(yòng)户的 Application Data 文(wén)件夹，通常位于 C:\Windows\Profiles\{user name}\Application Data (Windows 98 和 ME)、C:\WINNT\Profiles\{user name}\Application Data (Windows NT)、C:\Documents and Settings\{user name}\Local Settings\Application Data (Windows 2000(32-bit)、XP 和 Server 2003(32-bit)) 和 C:\Users\{user name}\AppData\Roaming (Windows Vista、7、8、8.1、2008(64-bit)、2012(64-bit) 和 10(64-bit))。)

它添加下列进程：

• Adds the following process if the system is 64-bit:
  • cmd.exe /S /C reg add HKEY_CURRENT_USER\Software\Classes\CLSID\ /f /reg:64"
  • cmd.exe /S /C reg add HKEY_CURRENT_USER\Software\Classes\CLSID\{2DEA658F-54C1-4227-AF9B-260AB5FC3543} /f /reg:64"
  • cmd.exe /S /C reg add HKEY_CURRENT_USER\Software\Classes\CLSID\{2DEA658F-54C1-4227-AF9B-260AB5FC3543}\InprocServer32 /ve /t REG_SZ /d " & {Malware Location} & " /f /reg:64"

自启动技(jì )术

它添加下列注册表项，在系统每次启动时自行执行：

HKEY_CURRENT_USER\Software\Classes\
CLSID\{2DEA658F-54C1-4227-AF9B-260AB5FC3543}\InprocServer32
{Default} = {Malware Path}