VC++实现获取进程端口检测木马

[code]#include <windows.h>
#include <Tlhelp32.h>
#include <winsock.h>
#include <stdio.h>
#pragma comment(lib, "ws2_32.lib")

//---------------------------------------------------------------------------
// 以下为与TCP相关的结构.
typedef struct tagMIB_TCPEXROW{
DWORD dwState;              // 连接状态.
DWORD dwLocalAddr;          // 本地计算机地址.
DWORD dwLocalPort;          // 本地计算机端口.
DWORD dwRemoteAddr;         // 远程计算机地址.
DWORD dwRemotePort;         // 远程计算机端口.
DWORD dwProcessId;
} MIB_TCPEXROW, *PMIB_TCPEXROW;

typedef struct tagMIB_TCPEXTABLE{
DWORD dwNumEntries;
MIB_TCPEXROW table[100];    // 任意大小数组变量.
} MIB_TCPEXTABLE, *PMIB_TCPEXTABLE;

//---------------------------------------------------------------------------
// 以下为与UDP相关的结构.
typedef struct tagMIB_UDPEXROW{
DWORD dwLocalAddr;          // 本地计算机地址.
DWORD dwLocalPort;          // 本地计算机端口.
DWORD dwProcessId;
} MIB_UDPEXROW, *PMIB_UDPEXROW;

typedef struct tagMIB_UDPEXTABLE{
DWORD dwNumEntries;
MIB_UDPEXROW table[100];    // 任意大小数组变量.
} MIB_UDPEXTABLE, *PMIB_UDPEXTABLE;

//---------------------------------------------------------------------------
// 所用的iphlpapi.dll中的函数原型定义.
typedef DWORD (WINAPI *PALLOCATE_AND_GET_TCPEXTABLE_FROM_STACK)(
PMIB_TCPEXTABLE *pTcpTable, // 连接表缓冲区.
BOOL bOrder,
HANDLE heap,
DWORD zero,
DWORD flags
);

typedef DWORD (WINAPI *PALLOCATE_AND_GET_UDPEXTABLE_FROM_STACK)(
PMIB_UDPEXTABLE *pUdpTable, // 连接表缓冲区.
BOOL bOrder,
HANDLE heap,
DWORD zero,
DWORD flags
);

static PALLOCATE_AND_GET_TCPEXTABLE_FROM_STACK
pAllocateAndGetTcpExTableFromStack = NULL;

static PALLOCATE_AND_GET_UDPEXTABLE_FROM_STACK
pAllocateAndGetUdpExTableFromStack = NULL;

//---------------------------------------------------------------------------
//
// 可能的 TCP 端点状态.
//
static char TcpState[][32] = {
TEXT("???"),
TEXT("CLOSED"),
TEXT("LISTENING"),
TEXT("SYN_SENT"),
TEXT("SYN_RCVD"),
TEXT("ESTABLISHED"),
TEXT("FIN_WAIT1"),
TEXT("FIN_WAIT2"),
TEXT("CLOSE_WAIT"),
TEXT("CLOSING"),
TEXT("LAST_ACK"),
TEXT("TIME_WAIT"),
TEXT("DELETE_TCB")
};

//---------------------------------------------------------------------------
//
// 生成IP地址字符串.
//
PCHAR GetIP(unsigned int ipaddr)
{
static char pIP[20];
unsigned int nipaddr = htonl(ipaddr);
sprintf(pIP, "%d.%d.%d.%d",
(nipaddr >>24) &0xFF,
(nipaddr>>16) &0xFF,
(nipaddr>>8) &0xFF,
(nipaddr)&0xFF);
return pIP;
}

//---------------------------------------------------------------------------
//
// 由进程号获得全程文件名.   www.hongke-vip.com
//
char* ProcessPidToName(DWORD ProcessId)
{
HANDLE hProcessSnap = CreateToolhelp32Snapshot(TH32CS_SNAPPROCESS, 0);
PROCESSENTRY32 processEntry = { 0 };
processEntry.dwSize = sizeof(PROCESSENTRY32);
static char ProcessName[256];

lstrcpy(ProcessName, "Idle");
if (hProcessSnap == INVALID_HANDLE_VALUE)
return ProcessName;

BOOL bRet=Process32First(hProcessSnap, &processEntry);

while(bRet)
{
if (processEntry.th32ProcessID == ProcessId)
{
MODULEENTRY32 me32 = {0};
me32.dwSize = sizeof(MODULEENTRY32);
HANDLE hModuleSnap = CreateToolhelp32Snapshot
(TH32CS_SNAPMODULE, processEntry.th32ProcessID);

Module32First(hModuleSnap, &me32); // 获得全程路径.
lstrcpy(ProcessName, me32.szExePath);
CloseHandle(hProcessSnap);
return ProcessName;
}

bRet=Process32Next(hProcessSnap, &processEntry);
}

CloseHandle(hProcessSnap);
return ProcessName;
}

//-----------------