Develop the Intelligence Debriefing

profilejrbasagic
CYB670TeamUKProject3SITREP2.docx

2

Project 3, Step 9: SITREP #2

Team United Kingdom: Michael Arizieh, Julian Chandler, Justin Basagic, Ayman Gismalla Mohammed,

Oluwasegun “Saji” Ijiyemi

University of Maryland Global Campus

CMP 670 9047 Capstone in Cybersecurity (2231)

Prof. Thaddeus Janicki

Mar 9, 2023

Table of contents

Table of contents……………………………………………………………………………………………………………………2

Introduction…………………………………………………………………………………………………………………………..3

Security Incident Report - SITREP #2………………………………………………………………………………………4

Conclusion……………………………………………………………………………………………………………………………..5

References……………………………………………………………………………………………………………………………..7

Introduction

Malware known as ransomware keeps users from being able to utilize their machines (or recover information). After the attacker acquires illegal access by introducing malware into the victim's system, ransomware attacks are typically used to encrypt or destroy crucial data. In most cases, even if the ransom is turned over, the files are rarely unlocked, and access returned. To mitigate this situation, the most important files and data should always be kept in a current offline backup because of these reasons.

Security Incident Report - SITREP #2

Our UK team will discuss the early findings and lay out the steps our organization plans to take considering the mentioned indications in this study. In order to communicate incident data and obtain this report, the Five Eyes (FVEY) Alliance institutions can access US-CERT databases for more intricate details. Also, our UK team will describe any indicators, such as file system alterations, the timing of the occurrence, services, IP addresses, and other actions, that could be used by affected parties to search within their networks for the ransomware.

Security Incident Report / SITREP #2017-Month-Report#

Incident Detector’s Information

Date/Time of Report

3/9/2023

First Name

Team

Last Name

UK

OPDIV

United Kingdom

Title/Position

Cyber Analyst

Work Email Address

[email protected]

Contact Phone Numbers

Work 425-434-7986

Government Mobile

Government Pager

Other

Reported Incident Information

Initial Report Filed With (Name, Organization)

UK Cyber Security Summit Team

Start Date/Time

3/8/2023

Incident Location

Digital Investigations

Incident Point of Contact (if different than above)

N/A

Priority

Level 1

Possible Violation of ISO/IEC 27002:2013

Control A.12.2.1 (Controls against Malware)

YES- Improper security awareness & system controls, as well as a Failure to Implement a Security Policy

Privacy Information - ISO 27000 (Country Privacy Act Law)

Was the incident a violation of ISO 27000? No

Did the target suffer an adverse effect?

/ As a result, was the OPDIV the direct or proximate cause of the adverse effect? - No

\ Was the violation intentional or willful? - Willful

/ Was the personally identifiable information used maliciously? -No

Incident Type

Dos Attack resulted in lockdown of the system until ransom was paid (Reveton Attack)

US-CERT Category

Category 2- DoS attack

Category 3 Ransomware

CERT Submission Number, where it exists

Identify and document CERT that represented nation would report to, where it exists; otherwise relevant organization

Description

The system was infected with malicious code because of a phishing attack. This attack enabled an attacker to perform a second-stage ransomware attack encrypting organizational data.

Additional Support Action Requested

Method Detected

Wireshark, IPS, Log Review, Summit computers

Number of Hosts Affected

1

OPDIV / Department Impact

HR Department

Summit members were unable to access the confidential data.

Information Sharing

Entities within the Five Eyes (FVEY) Alliance US-CERT can share incident data.

System

Human Resources Server

Status

Ongoing

Attacking Computer(s) Information

IP Address / Range

Host Name

Operating System

Ports Targeted

System Purpose

192.168.10.112

NIXRCC01

CENTOS

49810

Attacking Platform

Victim's Computer(s) Information

IP Address / Range

Host Name

Operating System

Ports Targeted

System Purpose

192.168.10.211

Internal.nationstate.cyb670/r/n

Windows 10

80

HR Computer

Action Plan

Action Description

Per CISO’s directions, continue to monitor for possible data exfiltration; SLA is in

place and approved for network monitoring.

Requestor

HR Department via Digital Investigations Team recommendation

Assignee

Team United Kingdom

Time Frame

Immediately

Status

Urgent

Conclusion / Summary

Entities Notified

All FVEY Summit Members

Resolution

An excel file included in a phishing email was used to launch a ransomware attacks. The infected device was removed from the network to prevent the infection from spreading further. Once a decryption was discovered, the encrypted files could be recovered. By doing so, the attacker’s $5,000 ransom demand was evaded, and the vulnerabilities were patched. Snort rules warn about upcoming ransomware attacks and new antivirus signatures. Employment training for phishing emails was given to the HR department.

Conclusion

Ransom attacks can have negative impacts on businesses and organizations. It is essentially malware that disables the system and encrypts important files preventing access to critical data. Once the organization's file has been encrypted, information recovery may be challenging and time-consuming. In order to stop the attack from spreading, the cybersecurity team must contain it rapidly if an attack has been discovered on the enclave or system. Once hackers gain access to files, a ransom attack cannot be stopped by a security tool or system restoration, making them very dangerous.

One of the biggest hazards in the modern digital environment is ransomware. For companies, institutions, governments, and information security professionals, it is progressively becoming a risk and concern that is propagating more frequently. Ransomware has so drawn the attention of various hackers due to the possible cash benefits, which has fostered its accelerated growth. Moreover, ransomware has impacted the majority of financially established countries on a global scale. As a result, regular safety measures must be taken to backup important data and files, preferably at off-site locations.

References:

CyberChef. (n.d.). Crown Copyright 2016. https://cyberchef.org/

David, B. (2021, September 6). 5 Best Practices for Mitigating DDoS Attacks. Infosecurity Magazine. https://www.infosecurity-magazine.com/magazine-features/5-best-practices-mitigating-ddos/

Ransomware Guide | CISA. (n.d.). Cybersecurity and Infrastructure Security Agency CISA. https://www.cisa.gov/stopransomware/ransomware-guide

SITREP #2