在finalshell安装目录下找到coon文件夹,下面有许许多多的json文件,在这些文件中找到password
{"forwarding_auto_reconnect":false,"custom_size":false,"delete_time":0,"secret_key_id":"","user_name":"root","remote_port_forwarding":{},"conection_type":100,"sort_time":0,"description":"","proxy_id":"0","authentication_type":1,"drivestoredirect":true,"delete_key_sequence":0,"password":"**CGs6RGsnHH3Hw3PCiKUFVIM+1kjiKy22**","modified_time":1669473558173,"host":"10.128.65.24","accelerate":false,"id":"ubf9sddm6h2np380","height":0,"order":0,"create_time":1669473558173,"port_forwarding_list":[],"parent_update_time":0,"rename_time":0,"backspace_key_sequence":2,"fullscreen":false,"port":22,"terminal_encoding":"UTF-8","parent_id":"root","exec_channel_enable":true,"width":0,"name":"yuan root","access_time":1682250672823}
将找到的password复制出来,替换下面代码中的CGs6RGsnHH3Hw3PCiKUFVIM+1kjiKy22,然后在在线编辑器中运行,不用安装java程序java在线编辑器
import java.io.ByteArrayOutputStream;
import java.io.DataOutputStream;
import java.io.IOException;
import java.math.BigInteger;
import java.security.MessageDigest;
import java.security.NoSuchAlgorithmException;
import java.security.SecureRandom;
import java.util.Base64;
import java.util.Random;
import javax.crypto.Cipher;
import javax.crypto.SecretKey;
import javax.crypto.SecretKeyFactory;
import javax.crypto.spec.DESKeySpec;
public class FinalShellDecodePass {
public static void main(String[] args)throws Exception {
System.out.println(decodePass("CGs6RGsnHH3Hw3PCiKUFVIM+1kjiKy22"));
}
public static byte[] desDecode(byte[] data, byte[] head) throws Exception {
SecureRandom sr = new SecureRandom();
DESKeySpec dks = new DESKeySpec(head);
SecretKeyFactory keyFactory = SecretKeyFactory.getInstance("DES");
SecretKey securekey = keyFactory.generateSecret(dks);
Cipher cipher = Cipher.getInstance("DES");
cipher.init(2, securekey, sr);
return cipher.doFinal(data);
}
public static String decodePass(String data) throws Exception {
if (data == null) {
return null;
} else {
String rs = "";
byte[] buf = Base64.getDecoder().decode(data);
byte[] head = new byte[8];
System.arraycopy(buf, 0, head, 0, head.length);
byte[] d = new byte[buf.length - head.length];
System.arraycopy(buf, head.length, d, 0, d.length);
byte[] bt = desDecode(d, ranDomKey(head));
rs = new String(bt);
return rs;
}
}
static byte[] ranDomKey(byte[] head) {
long ks = 3680984568597093857L / (long)(new Random((long)head[5])).nextInt(127);
Random random = new Random(ks);
int t = head[0];
for(int i = 0; i < t; ++i) {
random.nextLong();
}
long n = random.nextLong();
Random r2 = new Random(n);
long[] ld = new long[]{(long)head[4], r2.nextLong(), (long)head[7], (long)head[3], r2.nextLong(), (long)head[1], random.nextLong(), (long)head[2]};
ByteArrayOutputStream bos = new ByteArrayOutputStream();
DataOutputStream dos = new DataOutputStream(bos);
long[] var15 = ld;
int var14 = ld.length;
for(int var13 = 0; var13 < var14; ++var13) {
long l = var15[var13];
try {
dos.writeLong(l);
} catch (IOException var18) {
var18.printStackTrace();
}
}
try {
dos.close();
} catch (IOException var17) {
var17.printStackTrace();
}
byte[] keyData = bos.toByteArray();
keyData = md5(keyData);
return keyData;
}
public static byte[] md5(byte[] data) {
String ret = null;
byte[] res=null;
try {
MessageDigest m;
m = MessageDigest.getInstance("MD5");
m.update(data, 0, data.length);
res=m.digest();
ret = new BigInteger(1, res).toString(16);
} catch (NoSuchAlgorithmException e) {
e.printStackTrace();
}
return res;
}
}
标签:head,java,读取,long,finalshell,new,import,byte
From: https://www.cnblogs.com/yuanfly/p/17347647.html