Threat Actor Profile
Medium Cybercriminal
Confidence Score
100%
Tags
ransomware ransomware.live
First Seen

Unknown

Last Updated

Unknown

Active Status
Active
Created

April 29, 2026

Indicators of Compromise

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IOC KQL for Sentinel
STIX Data
{'added_date': None,
 'client': '2003264@sit.singaporetech.edu.sg',
 'description': None,
 'firstseen': '2024-05-08T00:01:57+00:00',
 'group': 'arcusmedia',
 'has_negotiations': False,
 'has_ransomnote': False,
 'lastseen': '2025-09-16T23:49:00+00:00',
 'locations': [{'available': False,
                'fqdn': 'arcuufpr5xxbbkin4mlidt7itmr6znlppk63jbtkeguuhszmc5g7qdyd.onion',
                'slug': 'http://arcuufpr5xxbbkin4mlidt7itmr6znlppk63jbtkeguuhszmc5g7qdyd.onion',
                'title': 'Site is undergoing maintenance',
                'type': 'DLS'}],
 'negotiation_count': 0,
 'ransomnotes_count': 0,
 'tiaras_metadata': {'has_negotiations': False,
                     'has_ransomnote': False,
                     'locations': [{'available': False,
                                    'fqdn': 'arcuufpr5xxbbkin4mlidt7itmr6znlppk63jbtkeguuhszmc5g7qdyd.onion',
                                    'slug': 'http://arcuufpr5xxbbkin4mlidt7itmr6znlppk63jbtkeguuhszmc5g7qdyd.onion',
                                    'title': 'Site is undergoing maintenance',
                                    'type': 'DLS'}],
                     'negotiation_count': 0,
                     'ransomnotes_count': 0,
                     'ransomware_live_group': 'arcusmedia',
                     'tools': {},
                     'url': 'https://www.ransomware.live/group/arcusmedia',
                     'victims': 98,
                     'vulnerabilities': []},
 'tiaras_source': 'ransomware.live',
 'tools': {},
 'ttps': [],
 'url': 'https://www.ransomware.live/group/arcusmedia',
 'victims': 98,
 'vulnerabilities': []}
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