BT木马下载器 Gameservet.exe分析 game1.exe 8888-521ww.exe qjso.exe

今天接到了一个叫Gameservet.exe的样本 测试了一下 测试结果真的让人震惊 这是个超级变态的木马下载器
当今流行的木马几乎都全了 而且最后还捣登出来个威金来 哎 现在的病毒都太厉害 那些无耻的制造病毒者 你们还让人活么？！
越来越多的这类案例提示：每个用户应该做好自己系统的防护。不能仅仅指望一两款杀软保护自己系统的安全。对于病毒，防远重于杀。by baohe下面就说说测试过程：
File: Gameservet.exe
Size: 18432 bytes
MD5: BA4A429C23099F62EEE31699D5E920F8
SHA1: AA0713E2DEF90CE7A1FB4B49717ECE7CB2621C1D
CRC32: F68BFF78
加壳方式 UPX 0.89.6 - 1.02 / 1.05 - 1.24运行后建立服务
WindowsGameHKLM\SYSTEM\CurrentControlSet\Services\WindowsGame\Security\Security: 01 00 14 80 90 00 00 00 9C 00 00 00 14 00 00 00 30 00 00 00 02 00 1C 00 01 00 00 00 02 80 14 00 FF 01 0F 00 01 01 00 00 00 00 00 01 00 00 00 00 02 00 60 00 04 00 00 00 00 00 14 00 FD 01 02 00 01 01 00 00 00 00 00 05 12 00 00 00 00 00 18 00 FF 01 0F 00 01 02 00 00 00 00 00 05 20 00 00 00 20 02 00 00 00 00 14 00 8D 01 02 00 01 01 00 00 00 00 00 05 0B 00 00 00 00 00 18 00 FD 01 02 00 01 02 00 00 00 00 00 05 20 00 00 00 23 02 00 00 01 01 00 00 00 00 00 05 12 00 00 00 01 01 00 00 00 00 00 05 12 00 00 00
HKLM\SYSTEM\CurrentControlSet\Services\WindowsGame\Type: 0x00000110
HKLM\SYSTEM\CurrentControlSet\Services\WindowsGame\Start: 0x00000002
HKLM\SYSTEM\CurrentControlSet\Services\WindowsGame\ErrorControl: 0x00000000
HKLM\SYSTEM\CurrentControlSet\Services\WindowsGame\ImagePath: "C:\Windows\system32\Gameservet.exe"
HKLM\SYSTEM\CurrentControlSet\Services\WindowsGame\DisplayName: "Windows_Down"
HKLM\SYSTEM\CurrentControlSet\Services\WindowsGame\ObjectName: "LocalSystem"
HKLM\SYSTEM\CurrentControlSet\Services\WindowsGame\Description: "Windows_Down"下载http://w.xxxxxx.com/down/game1.exe～game13.exe
和http://w.xxxxxx.com/down/8888-521ww.exe到system32文件夹8888-521ww.exe继续执行下载 下载servet.exe （又一个木马下载器）到system32文件夹
servet.exe下载http://www.xxxxx.cn/1.exe~15.exe到system32文件夹所有的木马都植入成功后的sreng日志是这样的[HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run]
<msupdate><C:\Windows\AntiAdwa.exe other> [N/A]
[HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\Run]
<winform><C:\Windows\winform.exe> []
<mppds><C:\Windows\mppds.exe> []
<cmdbs><C:\Windows\cmdbs.exe> []
<upxdnd><C:\DOCUME~1\ADMINI~1\LOCALS~1\Temp\upxdnd.exe> []
<cmdbcs><C:\Windows\cmdbcs.exe> []
<wosa><C:\DOCUME~1\ADMINI~1\LOCALS~1\Temp\woso.exe> []
<qjsa><C:\DOCUME~1\ADMINI~1\LOCALS~1\Temp\qjso.exe> []
<mhsa><C:\DOCUME~1\ADMINI~1\LOCALS~1\Temp\mhso.exe> []
<intian><C:\Windows\wintexe.exe> []
<load><C:\Windows\uninstall\rundl132.exe> []
<testrun><C:\DOCUME~1\ADMINI~1\LOCALS~1\Temp\testexe.exe> []
<Kvsc3><C:\Windows\Kvsc3.exe> []
[HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run]
<visin><C:\Windows\system32\ctfnom.exe> [Microsoft Corporation]
<twin><C:\Windows\system32\ctfnom.exe> [Microsoft Corporation]
[HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\ShellExecuteHooks]
<{1496D5ED-7A09-46D0-8C92-B8E71A4304DF}><C:\Windows\system32\msacn.dll> []服务
[Windows User Mode Driver / UMWdfmgr][Stopped/Auto Start]
<rundll32.exe C:\Windows\winamps.dll _start@16><N/A>
[Windows_Down / WindowsGame][Stopped/Auto Start]
<C:\Windows\system32\Gameservet.exe><N/A>
[WinWMServiceNow / WinWMServiceNow][Stopped/Auto Start]
<C:\DOCUME~1\ADMINI~1\LOCALS~1\Temp\RAVWM.EXE><N/A>
[Windows_SysDown / WindowsDown][Stopped/Auto Start]
<C:\Windows\system32\servet.exe><N/A>
驱动
[CelInDrv / CelInDrv][Stopped/Disabled]
<\??\C:\Windows\system32\Drivers\CelInDriver.sys><N/A>
正在运行的进程
[PID: 696][C:\Windows\system32\lsass.exe] [Microsoft Corporation, 5.1