Chapter 1 - 03 - Define Malware and its Types - 05_ocred.pdf

Certified Cybersecurity Technician Information Security Threats and Vulnerabilities Exam 212-82 links, fli o :iz-':?\::r::seie:v:r:;?so Itisat The color settings of the operating P ’ everything is displayed backward @ e The default background or wallpaper settings change 23 ® r 7 B { automatically s...

Certified Cybersecurity Technician Information Security Threats and Vulnerabilities Exam 212-82 links, fli o :iz-':?\::r::seie:v:r:;?so Itisat The color settings of the operating P ’ everything is displayed backward @ e The default background or wallpaper settings change 23 ® r 7 B { automatically system (OS) change automatically v Web pages suddenly open without input from the user @ Antivirus programs are automatically disabled —_ @ ] e Pop-ups with bizarre messages suddenly appear L. All Rights Reserved. Reproduction i Kl Th ID: Indications of Trojan Attack Strictly Prohibited Indications of Trojan Attack The following computer malfunctions are indications of a Trojan attack: The DVD-ROM drawer opens and closes automatically. The computer screen displayed backward. blinks, flips upside-down, or is inverted so that everything The default background or wallpaper settings change automatically. This can performed using pictures either on the user’s computer or in the attacker’s program. is be Printers automatically start printing documents. Web pages suddenly open without input from the user. The color settings of the operating system (OS) change automatically. Screensavers convert to a personal scrolling message. The sound volume suddenly fluctuates. Antivirus programs are automatically disabled, and the data are corrupted, altered, or deleted from the system. The date and time of the computer change. The mouse cursor moves by itself. The left- and right-click functions of the mouse are interchanged. The mouse pointer disappears completely. The mouse pointer automatically clicks on icons and is uncontrollable. Module 01 Page 33 Certified Cybersecurity Technician Copyright © by EC-Council All Rights Reserved. Reproduction is Strictly Prohibited. Certified Cybersecurity Technician Exam 212-82 Information Security Threats and Vulnerabilities = The Windows Start button disappears. = Pop-ups with bizarre messages suddenly appear. = (lipboard images and text appear to be manipulated. = The keyboard and mouse freeze. = Contacts receive emails from a user’s email address that the user did not send. = Strange warnings or question boxes appear. Often, these are personal messages directed at the user, asking questions that require him/her to answer by clicking a Yes, No, or OK button. * The system turns off and restarts in unusual ways. = The taskbar disappears automatically. = The Task Manager is disabled. The attacker or Trojan may disable the Task Manager function so that the victim cannot view the task list or end the task on a given program or process. Module 01 Page 34 Certified Cybersecurity Technician Copyright © by EG-Council All Rights Reserved. Reproduction is Strictly Prohibited.