Threat Actor Profile
Medium
Cybercriminal
Description
RansomExx is a ransomware family that targeted multiple companies starting in mid-2020. It shares commonalities with Defray777.
Confidence Score
Tags
ransomware
ransomware.live
First Seen
Unknown
Last Updated
Unknown
Active Status
ActiveCreated
April 29, 2026
Indicators of Compromise
Loading IOCs…
IOC KQL for Sentinel
STIX Data
{'added_date': None,
'client': '2003264@sit.singaporetech.edu.sg',
'description': 'RansomExx is a ransomware family that targeted multiple '
'companies starting in mid-2020. It shares commonalities with '
'Defray777.\n',
'firstseen': '2020-05-14T00:00:00+00:00',
'group': 'ransomexx',
'has_negotiations': False,
'has_ransomnote': True,
'lastseen': '2026-04-17T00:00:00+00:00',
'locations': [{'available': True,
'fqdn': 'rnsm777cdsjrsdlbs4v5qoeppu3px6sb2igmh53jzrx7ipcrbjz5b2ad.onion',
'slug': 'http://rnsm777cdsjrsdlbs4v5qoeppu3px6sb2igmh53jzrx7ipcrbjz5b2ad.onion/',
'title': 'RansomEXX v2',
'type': 'DLS'}],
'negotiation_count': 0,
'ransomnotes_count': 5,
'tiaras_metadata': {'has_negotiations': False,
'has_ransomnote': True,
'locations': [{'available': True,
'fqdn': 'rnsm777cdsjrsdlbs4v5qoeppu3px6sb2igmh53jzrx7ipcrbjz5b2ad.onion',
'slug': 'http://rnsm777cdsjrsdlbs4v5qoeppu3px6sb2igmh53jzrx7ipcrbjz5b2ad.onion/',
'title': 'RansomEXX v2',
'type': 'DLS'}],
'negotiation_count': 0,
'ransomnotes_count': 5,
'ransomware_live_group': 'ransomexx',
'tools': {'CredentialTheft': ['LaZagne',
'Mimikatz',
'ProcDump'],
'DefenseEvasion': [],
'DiscoveryEnum': [],
'Exfiltration': [],
'LOLBAS': ['BCDEdit',
'Windows Event Utility (wevtutil)'],
'Networking': [],
'Offsec': ['Cobalt Strike'],
'RMM-Tools': []},
'url': 'https://www.ransomware.live/group/ransomexx',
'victims': 85,
'vulnerabilities': []},
'tiaras_source': 'ransomware.live',
'tools': {'CredentialTheft': ['LaZagne', 'Mimikatz', 'ProcDump'],
'DefenseEvasion': [],
'DiscoveryEnum': [],
'Exfiltration': [],
'LOLBAS': ['BCDEdit', 'Windows Event Utility (wevtutil)'],
'Networking': [],
'Offsec': ['Cobalt Strike'],
'RMM-Tools': []},
'ttps': [],
'url': 'https://www.ransomware.live/group/ransomexx',
'victims': 85,
'vulnerabilities': []}