The Gentlemen are knocking: сustom backdoors and evolving tactics

2026-06-30T08:51:50Z453b298876a26215a21c95a2afd06c3f11da8592f8245594e10c4190826cb789
ArgamalCobalt-StrikeRATRaaSSMB-threatsSharkLoaderSteam-WorkshopStrikeSharkUEMS-RMMVBSWhatsAppbackdoorscontainer-securityfake-AI-toolsmalicious-contentminersphishingpiracyransomwareremote-managementsupply-chain-attacksthe-gentlemenwardrivingwifi-security

What happened

June 2026 Securelist roundup covering multiple active threats and trends: The Gentlemen RaaS (custom backdoors and a new ransomware variant); StrikeShark campaign delivering Cobalt Strike via custom SharkLoader; a WhatsApp-distributed VBS campaign installing a UEMS RMM agent; malicious Steam Workshop wallpapers targeting gamers; Argamal RAT bundled with hentai games; SMB-focused phishing, scams and fake AI tools; container escape, supply-chain and configuration attack vectors; and a wardriving assessment ahead of the 2026 World Cup. Reports describe global targeting, multi-stage loaders, RATs,

Why it matters

A reviewed impact interpretation has not been published for this record.

Evidence and limitations

Source ID
kaspersky_securelist
Record identifier
453b298876a26215a21c95a2afd06c3f11da8592f8245594e10c4190826cb789
Enrichment time
2026-06-30T08:51:50Z
AI-assisted enrichment
Yes

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