Parliament Cyber Assault: Finland Points Finger at APT31, Chinese Hacking Faction:-

Prateek Kumar Gupta
4 min readMar 30, 2024

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Introduction

In a move that adds to rising tensions between the West and China, Finland has officially accused a Chinese state-sponsored hacking group, APT31, of orchestrating a cyberattack on the country’s Parliament. The intrusion, which occurred between fall 2020 and early 2021, compromised the Parliament’s internal IT systems, raising concerns about potential data breaches and espionage.

The Finnish authorities, specifically the Police of Finland (Poliisi), announced their findings in March 2024. This announcement follows an initial disclosure by the Finnish Security and Intelligence Service (Supo) in December 2020, which labelled the attack as a state-backed cyber espionage operation. The ongoing investigation, described as complex and time-consuming, involves analyzing a vast network of infrastructure believed to be linked to APT31.

APT31: A Notorious Actor on the Cybersecurity Stage

APT31, also known as Torokola or Honeytrap, has a well-documented history of cyberattacks targeting governments and critical infrastructure around the world. FireEye, a cybersecurity firm, first identified the group in the early 2010s and described them as “a China-nexus cyber espionage actor focused on obtaining information that can provide the Chinese government and state-owned enterprises with political, economic, and military advantages.”

APT31’s tactics are known to be sophisticated and multifaceted. They employ a range of techniques, including phishing emails, watering hole attacks (compromising legitimate websites to infect visitors), and exploiting software vulnerabilities to gain unauthorized access to target systems. Once inside, the group can steal sensitive data, disrupt operations, or even plant malware for further exploitation.

The specific details of how APT31 breached the Finnish Parliament’s IT systems remain undisclosed. However, given the group’s known methods, it’s likely they used a combination of social engineering and technical exploits to compromise vulnerable systems or accounts.

Potential Impact of the Attack

The extent of the damage caused by the cyberattack is still under investigation. However, the potential consequences are significant. The Finnish Parliament houses sensitive political and legislative information. If compromised, such data could be used for various malicious purposes, including influencing policy decisions, gaining an advantage in negotiations, or even blackmailing officials.

Beyond data theft, cyberattacks like this can also disrupt critical government operations. By infiltrating IT systems, attackers can disable essential services, manipulate data, or sow confusion within the government. In the context of international relations, such attacks can further strain political ties and create instability.

Finland’s Response and the Broader Geopolitical Landscape

Finland’s attribution of the attack to APT31 is a significant development. It demonstrates the country’s willingness to hold China accountable for cyberattacks on its critical infrastructure. This move aligns with a broader trend of Western nations taking a tougher stance against Chinese cyber activities.

The United States, United Kingdom, and other allies have also publicly accused China of sponsoring cyberattacks in recent years. These accusations have heightened tensions between the West and China, particularly in the realm of cybersecurity. As cyber threats continue to evolve, it’s likely that international cooperation will be crucial in deterring future attacks and safeguarding critical infrastructure.

In the shadows of the digital realm, a silent war unfolds. Finland shines a light on APT31, exposing the serpents lurking in the code.

Python Script for Basic Network Intrusion Detection in Pcap File:

import ipaddress

def analyze_network_traffic(pcap_file):
“””
Analyzes network traffic captured in a pcap file for suspicious activity.

Args:
pcap_file (str): Path to the pcap file containing network traffic data.
“””
from scapy.all import rdpcap

# Open the pcap file
packets = rdpcap(pcap_file)

# Analyze potential red flags
suspicious_ips = set()
for packet in packets:
# Check for unusual source or destination IPs
if packet.haslayer(IP):
src_ip = packet[IP].src
dst_ip = packet[IP].dst
if is_internal_ip(src_ip) and not is_internal_ip(dst_ip):
suspicious_ips.add(src_ip)
elif not is_internal_ip(src_ip) and is_internal_ip(dst_ip):
suspicious_ips.add(dst_ip)

# Look for known malicious ports or protocols
if packet.haslayer(TCP):
if packet[TCP].dport in [22, 3389]: # Example: Check for SSH or RDP brute-force attempts
suspicious_ips.add(packet[IP].src)

# Report findings (further investigation needed)
if suspicious_ips:
print(f”Suspicious IP addresses found:”)
for ip in suspicious_ips:
print(f”\t- {ip}”)
else:
print(“No suspicious activity detected in the provided pcap.”)

def is_internal_ip(ip_address):
“””
Checks if an IP address belongs to a private network range.

Args:
ip_address (str): The IP address to check.

Returns:
bool: True if the IP is internal, False otherwise.
“””
return ipaddress.ip_address(ip_address).is_private

# Example usage (replace ‘network_traffic.pcap’ with your actual file)
analyze_network_traffic(“network_traffic.pcap”)

Conclusion

The Finnish Parliament cyberattack serves as a stark reminder of the vulnerabilities faced by government institutions in the digital age. To bolster their defenses, governments need to invest in robust cybersecurity measures, including:

  • Implementing advanced security solutions like firewalls and intrusion detection systems.
  • Regularly updating software and patching vulnerabilities.
  • Educating employees about cyber threats and best practices for secure online behavior.

Furthermore, international cooperation is essential. Sharing information about cyber threats and collaborating on defensive strategies can significantly improve countries’ collective resilience against cyberattacks.

The attribution of the Finnish Parliament attack to APT31 highlights the growing sophistication and pervasiveness of state-sponsored cyber threats. By prioritizing cybersecurity, fostering international collaboration, and holding malicious actors accountable, nations can work towards a more secure digital future.

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Prateek Kumar Gupta
Prateek Kumar Gupta

Written by Prateek Kumar Gupta

A proactive B.Tech Information Technology student at the Sharda University. Possess with cybersecurity, IT, leadership and writing skills.

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