Dark Side Intelligence Category

Ransomware Intelligence

Active ransomware gang campaigns, victim disclosures from leak sites, RaaS affiliate recruitment, and SIGMA detection rules for every known ransomware family targeting enterprise environments.

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Ransomware — Archive & Latest

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Ransomware

FULCRUMSEC Campaign: Exchange & SmarterMail Exploits Drive Surge in US Tech & Healthcare Sector Attacks

FULCRUMSEC exploits Exchange & SmarterMail flaws to target US Tech/Healthcare. Immediate patching of CVE-2023-21529 & CVE-2025-52691 critical.

May 4, 2026
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Ransomware

FULCRUMSEC Gang: Aggressive US Healthcare & Tech Campaign — SmarterMail & Exchange Exploitation Analysis

FULCRUMSEC posts 15+ new victims targeting US Tech/Healthcare via SmarterMail and Exchange exploits. Immediate detection rules included.

May 3, 2026
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Ransomware

FULCRUMSEC Ransomware: Critical Campaign Targeting US Tech & Healthcare Sectors

FULCRUMSEC claims 15 new victims in 48 hours, heavily targeting US Technology and Healthcare sectors via Exchange and SmarterMail vulnerabilities.

May 3, 2026
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Ransomware

FULCRUMSEC Campaign Alert: High-Volume Attacks on US Tech & Healthcare Leveraging Edge Vulnerabilities

FULCRUMSEC posts 15+ US victims, exploiting Exchange & Cisco flaws. Immediate patching of CVE-2023-21529 required.

May 3, 2026
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Ransomware

FULCRUMSEC Campaign Alert: Mass Exploitation of Mail & Firewall Flaws; 15 New US Victims

FULCRUMSEC targets US Tech & Healthcare with SmarterMail/Exchange exploits. 15 new victims posted May 1. Immediate detection guidance inside.

May 2, 2026
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Ransomware

FULCRUMSEC: Aggressive 2026 Campaign Targets US Tech & Healthcare via Exchange & React Exploits

FULCRUMSEC posts 15+ victims in 24 hours; active exploitation of CVE-2023-21529 (Exchange) and React RCEs signals high risk for US Tech/Healthcare sectors.

May 2, 2026
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Ransomware

FULCRUMSEC Gang: Critical Vulnerabilities Exploited in Surge Against US Tech & Healthcare

FULCRUMSEC leverages SmarterMail/Exchange CVEs to target US Tech/Healthcare. Immediate patching and detection rules required.

May 2, 2026
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Ransomware

FULCRUMSEC Ransomware: High-Volume Campaign Targets US Healthcare & Tech — Exploitation of Exchange & Firewall CVEs

FULCRUMSEC claims 21 victims, heavily targeting US Healthcare & Tech. Active exploitation of Exchange and Firewall CVEs observed.

May 1, 2026
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Ransomware

FULCRUMSEC Ransomware: 2026-05 Campaign Targets US Healthcare & Tech via Mail Exploits

FULCRUMSEC posted 15+ victims focusing on US Tech/Healthcare. Active exploitation of Exchange and SmarterMail CVEs observed.

May 1, 2026
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Ransomware

APT73 Ransomware: Critical Campaign Targets Agriculture & Finance — CVE Exploitation & Detection Rules

APT73 aggressively exploits Exchange and SmarterMail flaws. Immediate patching required for Finance, Ag, and Business Services sectors.

Apr 30, 2026
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Ransomware

APT73 Ransomware Gang: Mass Extortion Campaign Exploiting Exchange & SmarterMail Flaws

APT73 posts 15+ victims targeting Finance and Business Services. Active exploitation of CVE-2023-21529 and SmarterMail flaws observed.

Apr 30, 2026
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Ransomware

APT73 Ransomware: 48 New Victims Posted — Critical Infrastructure & Finance Sector Targeting

APT73 claims 48 victims, heavily targeting Finance and Agriculture. Exploiting Exchange and Cisco CVEs. Actionable detection rules included.

Apr 30, 2026
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Ransomware

WANNACRY Resurgence: Critical Infrastructure Assault & 2026 Exploit Campaign Analysis

WANNACRY claims 33 new victims targeting Finance, Energy, and Gov sectors. Immediate action required on SmarterMail, Cisco FMC, and Exchange CVEs.

Apr 29, 2026
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Ransomware

WANNACRY Ransomware Gang: 33 New Victims Posted — Critical Infrastructure Targeting & Detection Rules

WANNACRY targets Public Sector and Energy with 33 new global victims. Patch Exchange and SmarterMail CVEs immediately.

Apr 29, 2026
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Ransomware

WANNACRY Resurgence: Critical Infrastructure Targeting & 2026 CVE Exploitation Analysis

WANNACRY targets public and finance sectors using 2026 CVEs in Exchange and Cisco. Immediate patching and network segmentation required.

Apr 28, 2026
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Ransomware

WANNACRY Resurgence: 33-Victim Global Campaign Targets Public Sector & Critical Infrastructure

WANNACRY gang active in 2026 exploiting SmarterMail and Exchange CVEs to target US, BR, and CN entities. Immediate patching of CVE-2026-23760 required.

Apr 28, 2026
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Ransomware

WANNACRY Resurgence: 33 New Victims Posted — Critical Infrastructure Targeting & Modern Exploit Analysis

WANNACRY ramps up attacks on Public Sector and Manufacturing. 33 new victims posted; immediate patching of Exchange and Cisco FMC CVEs required.

Apr 28, 2026
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Ransomware

APT73 Campaign: Global Surge Exploiting Exchange, SmarterMail, and Cisco Flaws

APT73 targets finance and education sectors using newly disclosed Exchange and SmarterMail CVEs. Patch immediately and monitor for webshell activity.

Apr 27, 2026
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Ransomware

APT73 Ransomware: Global Surge Targets Finance & Education via Critical Infrastructure CVEs

APT73 posts 15 new victims targeting Finance & Gov sectors. Exploits include Exchange, Cisco FMC, & SmarterMail. Detection rules inside.

Apr 27, 2026
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Ransomware

QILIN Ransomware: Cross-Sector Surge & Critical CVE Exploitation — April 2026 Intelligence Briefing

Qilin claims 29 victims in 100 days, aggressively targeting Financial & Manufacturing sectors via SmarterMail, Exchange, and Cisco FMC exploits.

Apr 27, 2026
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Ransomware

QILIN Ransomware: Global Surge Exploiting Exchange & SmarterMail Vulnerabilities

Qilin gang targets Manufacturing and Financial sectors using Exchange and SmarterMail exploits. Immediate patching required.

Apr 26, 2026
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Ransomware

QILIN Ransomware: Global Surge Targeting Manufacturing & Finance — Critical CVE Exploitation Detected

Qilin claims 15+ victims including Denso and KEMBA CU. Active exploitation of Exchange & SmarterMail CVEs observed.

Apr 26, 2026
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Ransomware

QILIN Ransomware: Global Surge Targeting Finance & Manufacturing — TTPs & Defense

Qilin claims 15 new victims in 48h; focus on Credit Unions and Auto Manufacturing via Exchange & Firewall exploits.

Apr 26, 2026
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Ransomware

QILIN Ransomware: Aggressive Surge Against Finance & Manufacturing — Detection Engineering & KEV Analysis

Qilin gang intensifies attacks on Finance, Mfg, and Healthcare using Exchange & SmarterMail exploits. Immediate detection rules inside.

Apr 25, 2026
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Ransomware

QILIN Ransomware: Aggressive Expansion into Manufacturing & Finance — CVE-Driven Access Vectors

Qilin claims 15 new victims including KEMBA FCU and Denso, exploiting Exchange and Firewall flaws. Detection rules included.

Apr 25, 2026
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Ransomware

QILIN Ransomware: Surge in Manufacturing & Financial Services Attacks — Detection Rules for CVE-2023-21529 & SmarterMail Exploits

Qilin posted 15 victims in 48 hours, heavily targeting Manufacturing and Finance. Immediate patching of Exchange and SmarterMail is critical.

Apr 25, 2026
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Ransomware

QILIN Ransomware Gang: Global Campaign Targets Manufacturing & Finance — Exchange & Firewall Exploits Detected

Qilin claims 32 new victims including Denso and Manulife. Immediate patching of MS Exchange CVE-2023-21529 and Cisco FMC is critical.

Apr 24, 2026
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Ransomware

QILIN Ransomware: Aggressive Campaign Leveraging Exchange & Firewall Flaws — Global Sector Analysis

Qilin ransomware claims 33 new victims, exploiting Exchange and Cisco FMC vulnerabilities. Detection rules included.

Apr 24, 2026
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Ransomware

QILIN Ransomware: 26 New Victims — Critical Infrastructure Surge & Web-Exploitation Campaign

Qilin aggressively targets Finance, Public Sector, and Manufacturing using newly patched Exchange and Cisco FMC exploits. Defend with these IOCs.

Apr 24, 2026
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Ransomware

QILIN Ransomware: 26 Victims Claimed — Exploitation of Critical Cisco & Exchange Vulnerabilities

Qilin ransomware posts 26 new victims targeting Finance, Health, and Public sectors. Active exploitation of Cisco FMC and Exchange CVEs confirmed.

Apr 23, 2026
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Ransomware

QILIN Ransomware: Aggressive Surge in Manufacturing & Public Sector — CVE Exploitation & Detection Rules

Qilin posts 15+ new victims targeting US manufacturing and public sectors. Detection rules for Exchange/SmarterMail exploits provided.

Apr 23, 2026
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Ransomware

QILIN Ransomware: Manufacturing & Business Services Under Siege — Detection Engineering for Exchange & SmarterMail Exploits

Qilin aggressively targets Manufacturing and Business Services. Patch Exchange and SmarterMail immediately to thwart active encryption campaigns.

Apr 22, 2026
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Ransomware

QILIN Ransomware Campaign: Surge in Manufacturing & Logistics — Critical CVEs & Sigma Rules

QILIN aggressively targets Manufacturing & Logistics. Exploiting Exchange, Cisco FMC, and SmarterMail flaws. Patch now.

Apr 22, 2026
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Ransomware

QILIN Ransomware: Aggressive Multi-Sector Surge — Exchange & Firewall Exploits Detected

QILIN posts 15 victims in 48h, heavily targeting Manufacturing and Healthcare. Actively exploiting Exchange and Cisco FMC CVEs.

Apr 21, 2026
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Ransomware

QILIN Ransomware: 15 New Victims Posted — Manufacturing & Service Sector Targeting & CVE Exploitation

Qilin aggressively targets Manufacturing and Business Services using Exchange and SmarterMail exploits. Immediate patching required.

Apr 21, 2026
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Ransomware

THEGENTLEMEN Ransomware: Global Campaign Targets Tech & Healthcare — Detection Engineering

THEGENTLEMEN claims 23 new victims. Exploiting Cisco FMC & Citrix flaws. Urgent detection rules included.

Apr 21, 2026
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Ransomware

THEGENTLEMEN Ransomware: Global Surge Exploiting Perimeter Vulnerabilities in Tech & Healthcare

THEGENTLEMEN posts 23 victims, exploiting Citrix/Cisco/SmarterMail flaws. Critical alerts for Tech, Healthcare, and Transport sectors.

Apr 20, 2026
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Ransomware

THEGENTLEMEN Ransomware: Global Surge Exploiting Cisco FMC & SmarterMail Vulnerabilities

THEGENTLEMEN compromise 15+ victims across Healthcare & Logistics. Patch Cisco FMC CVE-2026-20131 and SmarterMail CVE-2026-23760 immediately.

Apr 20, 2026
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Ransomware

THEGENTLEMEN Ransomware Gang: 23 New Victims Posted — Sector Targeting Analysis & Detection Rules

THEGENTLEMEN posted 23 victims targeting Tech, Mfg, and Healthcare via VPN/Firewall exploits. Immediate patching of Cisco/Citrix CVEs required.

Apr 20, 2026
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Ransomware

THEGENTLEMEN Ransomware: Global Cross-Sector Surge — Critical Infrastructure Exploits & Detection

THEGENTLEMEN posts 15+ victims in 72 hours. Active exploitation of Cisco FMC & SmarterMail CVEs impacting Tech, Healthcare, and Logistics.

Apr 19, 2026
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Ransomware

THEGENTLEMEN Ransomware: Global Surge Exploiting Cisco FMC & SmarterMail CVEs — Intel Brief

THEGENTLEMEN gang targets Healthcare, Tech, and Mfg sectors globally using newly exploited Cisco FMC and SmarterMail vulnerabilities. Immediate detection rules provided.

Apr 19, 2026
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Ransomware

COINBASECARTEL Ransomware: Critical Infrastructure Exploits & Surge in Victim Count

COINBASECARTEL actively exploits Cisco FMC and Citrix CVEs against Tech/Public sectors. 21 new victims posted; immediate detection required.

Apr 19, 2026
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Ransomware

COINBASECARTEL Gang: Critical Infrastructure Attack Wave — CVE-Driven Access & Defensive Countermeasures

COINBASECARTEL exploits edge device flaws (Cisco, Citrix) targeting Business Services & Public Sector. Patch CVE-2026-20131 and hunt for IOCs immediately.

Apr 18, 2026
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Ransomware

COINBASECARTEL Ransomware: Global Surge in Edge-Device Exploitation & Critical Infrastructure Targeting

COINBASECARTEL targets Education, Govt, and Tech sectors using Cisco & Citrix exploits. Immediate patching and perimeter detection required.

Apr 18, 2026
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Ransomware

DRAGONFORCE Ransomware Gang: 17 New Victims Posted — Healthcare & Business Services Under Siege

DRAGONFORCE targets Healthcare (DE) and Business Services (US) with high volume. Patch Cisco FMC and Citrix ADC immediately; deploy detection rules.

Apr 18, 2026
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Ransomware

DRAGONFORCE Ransomware: Critical Campaign Targeting Healthcare & Business Services

DragonForce posts 17 victims in 72 hours, exploiting CVE-2026-23760. Healthcare and Business Services in DE/US are primary targets.

Apr 17, 2026
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Ransomware

DRAGONFORCE Ransomware: 17 New Victims Posted — Healthcare & Business Services Targeted via Cisco & Citrix Exploits

Dragonforce claims 17 new victims targeting Healthcare and Business Services. Cisco FMC and SmarterMail exploits confirmed.

Apr 17, 2026
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Ransomware

LOCKBIT5 Surge: Global Campaign Targets Manufacturing and Healthcare via Cisco & SmarterMail Exploits

LOCKBIT5 claims 26 victims, exploiting CVE-2026-20131 and CVE-2026-23760. Critical sectors hit; patch Cisco FMC and SmarterMail immediately.

Apr 17, 2026
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Ransomware

LOCKBIT5: Americas-Heavy Surge Targets Healthcare & Manufacturing — Critical CVEs Active

LOCKBIT5 aggressively targets US/LATAM. Immediate action required on Cisco FMC & SmarterMail CVEs.

Apr 16, 2026
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Ransomware

LOCKBIT5 Ransomware: Surge in Healthcare & Manufacturing Targeting via Cisco & Fortinet Exploits

LOCKBIT5 posts 27 victims. Healthcare and manufacturing sectors hit hardest via Cisco FMC and FortiOS exploits. Immediate patching required.

Apr 16, 2026
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Showing 50 of 57 reports. Archive expands automatically as new intel is generated.

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Every RansomwareReport Includes SIGMA & KQL Detection Rules

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