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TH
HIGH
Threat Intel
Silent Ransom Group Callback Phishing Targets US Law Firms
Silent Ransom Group (Luna Moth) is using callback phishing and legitimate remote access tools to extort U.S. law firms without using file-encrypting ransomware.
Runtime Rebel Intel
4 min read·Jun 7, 2026
TH
CRITICAL
Threat Intel
UNC3753 Targets US Law Firms with Vishing & Physical Intrusions
UNC3753 (Luna Moth) leverages vishing and physical office intrusions to steal sensitive data from US law firms and professional services, leading to swift extortion.
Runtime Rebel Intel
10 min read·Jun 5, 2026
HIGH
Threat Intel
Silent Ransom Group Targets Law Firms via Physical Social Engineering
FBI warns of Silent Ransom Group (Luna Moth) targeting law firms using physical social engineering and data theft for extortion. Learn how to defend.
Runtime Rebel Intel
4 min read·May 28, 2026
TH
HIGH
Threat Intel
Physical Access Risks: FBI Warns of In-Person USB Attacks by SRG
FBI alerts law firms of Silent Ransom Group operatives using physical social engineering and USB drives to infiltrate networks and exfiltrate sensitive data.
Runtime Rebel Intel
3 min read·May 27, 2026