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Company

Symantec

Cybersecurity brand owned by Broadcom, providing endpoint protection and threat intelligence research through its Threat Hunter Team.

Known aliases

  • Broadcom Symantec
  • Symantec and Carbon Black
  • Symantec Threat Hunter Team

Current stories

securityConfirmed6 publishers

Warlock ransomware group narrows its targets to large Spanish- and Portuguese-speaking organizations

Warlock, the group Microsoft tracks as Storm-2603, hit four organizations in Spanish- or Portuguese-speaking countries in two months, Symantec says. It works like the Chinese state groups it first appeared beside and extorts like a ransomware crew.

Perspective Coverage

6 publishers
Builder
Builder 32%
Operator
Operator 59%
Investor
Investor 9%

Reality

Evidence72
Adoption
Not scored
Hype gap+15
Incentives30
Confidence68
securityConfirmed3 publishers

China-nexus UAT-11587 runs its Antino backdoor through Outlook and OneDrive

Cisco Talos links China-nexus UAT-11587 to 16 affected or targeted institutions in eight Asian countries, via a backdoor run through Microsoft 365. Its commands move through Outlook and OneDrive via Microsoft Graph, so defenders have no command server to block.

Perspective Coverage

3 publishers
Builder
Builder 32%
Operator
Operator 63%
Investor
Investor 5%

Reality

Evidence62
Adoption30
Hype gap+8
Incentives
Not scored
Confidence65
buildOne report1 publisher

Warlock operators ran an EDR killer on at least 40 machines within two hours

Symantec says Warlock operators ran an AV/EDR killer across at least 40 machines in roughly two hours after a suspected SharePoint compromise. The ransomware payloads moved between domain controllers through SYSVOL replication.

Publishers:dev.to

Reality

Evidence55
Adoption
Not scored
Hype gap+20
Incentives
Not scored
Confidence55
securityOne report1 publisher

Warlock ransomware operators keep breaking in through unpatched SharePoint, Symantec reports

China-linked Warlock operators hit at least four organisations through SharePoint flaws in two months, Symantec says. Its report lists six 2026 SharePoint CVEs only as possible additions, and the entry it documents is still older flaws on servers never patched or mitigated.

Publishers:securityweek.com

Reality

Evidence55
Adoption
Not scored
Hype gap+15
Incentives
Not scored
Confidence55
securityConfirmed4 publishers

Five jackpotting guilty pleas describe a crew that shopped for ATM models it could infect

Prosecutors in Kansas say the group crossed state lines to reach ATMs it believed were architecturally softer, which makes the machine on the street the control that mattered. The FBI counts 700 such incidents in 2025.

Perspective Coverage

4 publishers
Builder
Builder 29%
Operator
Operator 54%
Investor
Investor 17%

Reality

Evidence70
Adoption
Not scored
Hype gap+20
Incentives50
Confidence65
securityOne report1 publisher

China-aligned Webworm now routes command and control through Discord and Microsoft Graph

ESET says the group dropped McRat and Trochilus in 2025 and hit government targets in Belgium, Italy, Serbia and Poland. Its two new backdoors call home to Discord and the Microsoft Graph API.

Reality

Evidence62
Adoption58
Hype gap+8
Incentives60
Confidence62
securityOne report1 publisher

One console, two businesses: Broadcom says Jewelbug runs espionage and crypto fraud together

Broadcom's Threat Hunter Team says the same small team, the same infrastructure and one control panel serve both Chinese state espionage and a crypto-fraud sideline. Actor-type triage does not survive that.

Reality

Evidence58
Adoption68
Hype gap+12
Incentives62
Confidence55