AI-Powered Ransomware Attacks Escalate in Australia, Proofpoint Research Reveals
A recent study by Proofpoint highlights the growing threat of AI-enhanced ransomware attacks targeting Australian organizations. According to the research, two-thirds (67%) of affected Australian entities reported that artificial intelligence made ransomware incidents significantly or somewhat more effective, with 26% stating AI had a significant impact on attack success.
The findings, based on a survey of 953 security professionals across 12 countries including Australia reveal that data theft is now a primary objective alongside encryption. In Australia, 70% of ransomware victims confirmed that attackers stole data during the incident, reinforcing a shift toward extortion-based models where stolen information is used for repeat demands or resale.
Human-Centric Attack Vectors Dominate
The study underscores that attackers continue to exploit human vulnerabilities, with phishing and email-based social engineering accounting for 37% of initial breaches in Australia. Malicious attachments and links (47%) and business email compromise (38%) were the most common entry points, while 41% of respondents cited the attack’s apparent authenticity as the reason it bypassed defenses.
Ryan Kalember, Proofpoint’s Chief Strategy Officer, noted that AI has not fundamentally altered ransomware but has refined the tactics leading to it such as crafting highly convincing phishing emails and credential theft campaigns at scale.
Extortion Persists Even After Payment
Nearly half (49%) of affected Australian organizations paid a ransom, yet 51% of those faced a second extortion demand. The data aligns with global trends where attackers leverage stolen data for ongoing pressure, including threats of public disclosure.
Adrian Covich, Proofpoint’s APJ Vice President of Systems Engineering, emphasized the challenge of distinguishing malicious communications from legitimate ones, particularly as AI improves impersonation. The findings suggest that traditional endpoint security and recovery plans are insufficient without robust protections for employees, identities, and trusted communication channels.
The report also found that only 11% of Australian victims saw no evidence of AI involvement in attacks, signaling its near-ubiquitous role in modern ransomware operations.
Source: https://securitybrief.com.au/story/ai-makes-ransomware-more-effective-in-australia-study
Australian organizations TPRM report: https://www.rankiteo.com/company/australian-information-security-association
"id": "aus1784867103",
"linkid": "australian-information-security-association",
"type": "Ransomware",
"date": "7/2026",
"severity": "100",
"impact": "5",
"explanation": "Attack threatening the organization's existence"{'affected_entities': [{'location': 'Australia', 'type': 'Organizations'}],
'attack_vector': ['Phishing',
'Email-based social engineering',
'Malicious attachments/links',
'Business email compromise'],
'data_breach': {'data_encryption': True,
'data_exfiltration': True,
'personally_identifiable_information': True,
'sensitivity_of_data': 'High',
'type_of_data_compromised': ['Stolen data',
'Personally identifiable '
'information']},
'description': 'A recent study by Proofpoint highlights the growing threat of '
'AI-enhanced ransomware attacks targeting Australian '
'organizations. The research reveals that AI has made '
'ransomware incidents significantly more effective, with data '
'theft becoming a primary objective alongside encryption. '
'Attackers exploit human vulnerabilities through phishing, '
'malicious attachments, and business email compromise, while '
'AI refines tactics like phishing emails and credential theft '
'campaigns.',
'impact': {'data_compromised': True, 'identity_theft_risk': True},
'initial_access_broker': {'entry_point': ['Phishing',
'Email-based social engineering',
'Malicious attachments/links',
'Business email compromise']},
'lessons_learned': 'Traditional endpoint security and recovery plans are '
'insufficient without robust protections for employees, '
'identities, and trusted communication channels. AI '
'improves impersonation, making malicious communications '
'harder to distinguish from legitimate ones.',
'motivation': ['Financial gain', 'Data extortion', 'Resale of stolen data'],
'post_incident_analysis': {'root_causes': ['Human vulnerabilities',
'AI-enhanced phishing and '
'credential theft']},
'ransomware': {'data_encryption': True,
'data_exfiltration': True,
'ransom_demanded': True,
'ransom_paid': True},
'recommendations': 'Implement enhanced protections for human-centric attack '
'vectors, such as phishing and business email compromise. '
'Strengthen identity and communication channel security to '
'mitigate AI-driven impersonation threats.',
'references': [{'source': 'Proofpoint Research'}],
'title': 'AI-Powered Ransomware Attacks Escalate in Australia',
'type': 'Ransomware',
'vulnerability_exploited': 'Human vulnerabilities'}