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Just took the essential code from my script and I put it into keylogger_detector.py No clue why it works now
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@ -1,5 +1,7 @@
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#!/usr/bin/env python3
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import subprocess
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import time
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import os
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import sys
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from config import CONFIG_FILE, load_config, save_config
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from utils import (
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@ -13,7 +15,7 @@ from utils import (
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kill_processes,
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kill_process
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)
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from kernel_detector import run_kernel_detector
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# Global variables/CLI options
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@ -107,6 +109,99 @@ def confirm_kill_procces(process_name, times=0):
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else:
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return confirm_kill_procces(process_name, times+1)
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##########################
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def detect_logger(module):
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print("starting sniffing")
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process = subprocess.Popen(['stap','funcall_trace.stp', '-T', '10'], stdout=subprocess.PIPE, text=True)
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for i in range(2):
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subprocess.Popen(['sudo','insmod', module])
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time.sleep(1)
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print("-")
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subprocess.Popen(['sudo','rmmod', module])
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time.sleep(1)
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subprocess.Popen(['sudo','insmod', module])
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print("-")
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out = process.communicate()[0]
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print("ended sniffing")
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print(out)
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if out == "[-]":
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return module
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print("FAILED")
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return 0
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def getpath(sus_modules):
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for i in range(len(sus_modules)):
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sus_modules[i] = find_file(sus_modules[i] + ".ko")
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return sus_modules
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def find_file(filename):
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result = []
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for root, dirs, files in os.walk("/"):
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if filename in files:
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file_path = os.path.join(root, filename)
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result.append(file_path)
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result_out = result
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result_out = ''.join(result_out)
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return result_out
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def unload_mod(modules):
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tmp = []
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for module in modules:
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result = subprocess.run(['sudo','rmmod', module],capture_output = True, text = True)
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if result.returncode == 0:
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print(f"Unloaded module: {module}")
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else:
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print(f"Failed to unloaded module: {module}")
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tmp.append(module)
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print(result.stderr)
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result_out = compare_mods(tmp, modules)
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print(result_out)
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return result_out
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def tidy_up(entries):
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cleaned_entries = []
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for entry in entries:
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modules = entry.split()
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if modules:
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first_mod = modules[0]
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cleaned_entries.append(first_mod)
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return cleaned_entries
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def compare_mods(A, B):
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setA = set(A)
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setB = set(B)
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result = setB - setA
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return list(result)
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def get_whitelist(file_path):
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try:
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with open(file_path, 'r') as file:
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lines = file.read().splitlines()
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return lines
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except IOError:
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print(f'Error: Failed to load whitelist{file_path}')
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def list_modules(command):
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result = subprocess.run(command, shell = True, capture_output=True, text=True)
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if result.returncode == 0:
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return result.stdout.strip().split('\n')
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else:
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print(f"Failed with error:{result.stderr}")
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return[]
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def detect_keyloggers():
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"""
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Detect (userland) keylogger processes based on which processes have a keyboard file open (/dev/input/event*)
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@ -291,10 +386,43 @@ def detect_keyloggers():
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print('[+] Program completed. Exiting.')
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if kernel_detection_option:
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whitelist = get_whitelist("whitelist.txt")
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lsmod_output = list_modules("lsmod")
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lsmod_output = list_modules("lsmod")
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sus_modules = compare_mods(whitelist, lsmod_output)
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sus_modules = tidy_up(sus_modules)
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sus_modules = unload_mod(sus_modules)
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time.sleep(1)
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sus_modules = getpath(sus_modules)
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suspects = []
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print(sus_modules)
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if len(sus_modules) == 0:
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print("nothing to do")
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print("ALL CLEAN")
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for module in sus_modules:
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if module == '':
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break
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suspects.append(detect_logger(module))
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time.sleep(1)
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print("Following modules are logging your keystrokes: ")
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for i in range(len(suspects)):
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print( f"[{i}] {suspects[i]}")
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print("Enter the number of the module you want to remove: ")
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user_input = input().split()
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for j in user_input:
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to_remove = suspects[int(j)]
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subprocess.Popen(['sudo','rmmod', to_remove])
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print(f"Removed {to_remove}")
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print("Finished")
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debug(debug_option, 'Kernel detection option: ' + str(kernel_detection_option))
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;
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if __name__ == '__main__':
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detect_keyloggers()
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