# Daily Intelligence Briefing — Monday, July 20, 2026

> On 2026-07-20, Threadlinqs published 29 new threat reports, 2 rated critical and 20 high, spanning 242 MITRE ATT&CK techniques and 12 named threat actors. Coverage that day added 261 new detection rules and 824 extracted indicators.

- **Edition:** 2026-07-20 (Monday)
- **Canonical:** https://intel.threadlinqs.com/debrief/2026-07-20
- **Last updated:** 2026-07-25
- **New threats:** 29
- **Critical / high:** 2 critical, 20 high, 6 medium, 1 low
- **ATT&CK techniques:** 242
- **Threat actors:** 12
- **Indicators (count only):** 824
- **New detection rules (count only):** 261

## Summary & highlights

OpenSSL Silently Patches "HollowByte" Memory-Exhaustion DoS Vulnerability. NSFOCUS 2025 APT Group Research Annual Report: 662 Active APT Groups, 42 Newly Disclosed, AI-Weaponized Attacks Surge 89% YoY. Odyssey Piracy Scam Campaign: Malvertising and Icon-Spoofed Executables Targeting Movie Downloaders.

- [TL-2026-1553](https://intel.threadlinqs.com/threat/TL-2026-1553) — HOLLOWGRAPH: .NET NativeAOT Malware Abusing Microsoft Graph API and M365 Calendar Events for C2, Linked to Cavern Manticore/Lyceum (Low Confidence)
- [TL-2026-1555](https://intel.threadlinqs.com/threat/TL-2026-1555) — HollowGraph Malware Abuses Microsoft 365 Calendars for Covert C2 via Graph API
- [TL-2026-1556](https://intel.threadlinqs.com/threat/TL-2026-1556) — CVE-2026-52824: Kimai Docker Image Hardcoded APP_SECRET Enables Account Takeover
- [TL-2026-1557](https://intel.threadlinqs.com/threat/TL-2026-1557) — TELEPUZ: Modular MaaS Banking WebInjector Distributed via ClickFix/VIDAR Chain
- [TL-2026-1558](https://intel.threadlinqs.com/threat/TL-2026-1558) — ClickFix Campaign Delivers TELEPUZ Modular RAT via VIDAR-Based Second Stage

## Theme of the day

Unattributed threats dominated the landscape, with multiple active threat postures. New threats emerged, totaling 20 in the latest window.

social-engineering, anti-analysis, dll-sideloading, credential-theft, browser-credential-theft

## Threats published

- [TL-2026-1564](https://intel.threadlinqs.com/threat/TL-2026-1564) — CRITICAL — Critical Ubuntu Pro Client Vulnerability Enables Root Code Execution via Contract Server Spoofing (CVE-2026-11386)
- [TL-2026-1579](https://intel.threadlinqs.com/threat/TL-2026-1579) — CRITICAL — GoldenEyeDog / CylindricalCanine Breaches DigiCert Support System to Hijack EV Code-Signing Certificates for Golden Gh0st RAT and Zhong Stealer Distribution
- [TL-2026-1553](https://intel.threadlinqs.com/threat/TL-2026-1553) — HIGH — HOLLOWGRAPH: .NET NativeAOT Malware Abusing Microsoft Graph API and M365 Calendar Events for C2, Linked to Cavern Manticore/Lyceum (Low Confidence)
- [TL-2026-1555](https://intel.threadlinqs.com/threat/TL-2026-1555) — HIGH — HollowGraph Malware Abuses Microsoft 365 Calendars for Covert C2 via Graph API
- [TL-2026-1556](https://intel.threadlinqs.com/threat/TL-2026-1556) — HIGH — CVE-2026-52824: Kimai Docker Image Hardcoded APP_SECRET Enables Account Takeover
- [TL-2026-1557](https://intel.threadlinqs.com/threat/TL-2026-1557) — HIGH — TELEPUZ: Modular MaaS Banking WebInjector Distributed via ClickFix/VIDAR Chain
- [TL-2026-1558](https://intel.threadlinqs.com/threat/TL-2026-1558) — HIGH — ClickFix Campaign Delivers TELEPUZ Modular RAT via VIDAR-Based Second Stage
- [TL-2026-1561](https://intel.threadlinqs.com/threat/TL-2026-1561) — HIGH — HollowGraph Malware Abuses Microsoft Graph API and M365 Calendar Events (Future-Dated 2050) for Stealthy Command-and-Control
- [TL-2026-1562](https://intel.threadlinqs.com/threat/TL-2026-1562) — HIGH — TELESHIM/MIXEDKEY/BINDCLOAK: Unattributed East Asian Threat Actor Targets Middle East Government Entities via DLL Sideloading and Telegram C2
- [TL-2026-1565](https://intel.threadlinqs.com/threat/TL-2026-1565) — HIGH — FakeGit Campaign Uses 7,600 GitHub Repositories with AgentBaiting to Spread SmartLoader & StealC Malware
- [TL-2026-1566](https://intel.threadlinqs.com/threat/TL-2026-1566) — HIGH — Exposed Server Reveals AI-Assisted WebDAV Phishing Kit Targeting Mexican Users (CVE-2025-33053)
- [TL-2026-1567](https://intel.threadlinqs.com/threat/TL-2026-1567) — HIGH — HOLLOWGRAPH: Microsoft 365 Calendar-Based C2 Malware Targeting Israeli Organizations (Cavern Manticore)
- [TL-2026-1568](https://intel.threadlinqs.com/threat/TL-2026-1568) — HIGH — CVE-2026-57309: Unauthenticated Blind SQL Injection in Windu CMS 4.1 (with CVE-2026-57310 Weak Password Hashing and CVE-2026-57311 Unrestricted File Upload)
- [TL-2026-1569](https://intel.threadlinqs.com/threat/TL-2026-1569) — HIGH — Fake Game Downloads Deliver Amatera Stealer via Ren'Py Loader, MSBuild Abuse, and EtherHiding C2
- [TL-2026-1570](https://intel.threadlinqs.com/threat/TL-2026-1570) — HIGH — ChainVeil and ViteVenom Malware Linked to DPRK PolinRider Supply-Chain Campaign
- [TL-2026-1571](https://intel.threadlinqs.com/threat/TL-2026-1571) — HIGH — North Korean Contagious Interview Campaign Deploys OtterCookie via SVG Steganography to Steal Developer Credentials
- [TL-2026-1572](https://intel.threadlinqs.com/threat/TL-2026-1572) — HIGH — ViteVenom: Blockchain-C2 npm Supply Chain Malware Targets Vite Ecosystem (Sequel to ChainVeil, PolinRider Cluster)
- [TL-2026-1573](https://intel.threadlinqs.com/threat/TL-2026-1573) — HIGH — FIFA World Cup 2026 Fraud Ecosystem: GHOST STADIUM Phishing, Mass Typosquatting, and Vidar/Lumma Infostealer Credential Theft
- [TL-2026-1575](https://intel.threadlinqs.com/threat/TL-2026-1575) — HIGH — SleeperGem Supply-Chain Campaign Uses Three Malicious RubyGems Packages to Backdoor Developer Machines
- [TL-2026-1576](https://intel.threadlinqs.com/threat/TL-2026-1576) — HIGH — Hugging Face Breached by Autonomous AI Agent Exploiting Dataset Code-Execution Paths (No CVE Disclosed)
- [TL-2026-1580](https://intel.threadlinqs.com/threat/TL-2026-1580) — HIGH — Russian Bulletproof Hosting Operators Indicted: Media Land / ML.Cloud Facilitated $62M+ in Ransomware, Phishing, and Fraud
- [TL-2026-1581](https://intel.threadlinqs.com/threat/TL-2026-1581) — HIGH — OTTERCOOKIE Malware Hidden in SVG Flag Images Backdoors Developers via Fake Coding Tests (Contagious Interview / REF9403)
- [TL-2026-1554](https://intel.threadlinqs.com/threat/TL-2026-1554) — MEDIUM — OpenSSL Silently Patches "HollowByte" Memory-Exhaustion DoS Vulnerability
- [TL-2026-1559](https://intel.threadlinqs.com/threat/TL-2026-1559) — MEDIUM — NSFOCUS 2025 APT Group Research Annual Report: 662 Active APT Groups, 42 Newly Disclosed, AI-Weaponized Attacks Surge 89% YoY
- [TL-2026-1560](https://intel.threadlinqs.com/threat/TL-2026-1560) — MEDIUM — Odyssey Piracy Scam Campaign: Malvertising and Icon-Spoofed Executables Targeting Movie Downloaders
- [TL-2026-1563](https://intel.threadlinqs.com/threat/TL-2026-1563) — MEDIUM — Odyssey Movie Piracy Scam Campaign Distributes Malware via Fake Downloads and Scareware
- [TL-2026-1574](https://intel.threadlinqs.com/threat/TL-2026-1574) — MEDIUM — Patriot Bait Actor "bandcampro" Abuses Jailbroken Google Gemini CLI to Build and Operate a Dental Clinic Botnet C2
- [TL-2026-1578](https://intel.threadlinqs.com/threat/TL-2026-1578) — MEDIUM — Alleged Starbucks Data Breach — Threat Actor 'anes2010' Claims 176M Customer Records for Sale on Cybercrime Forum
- [TL-2026-1577](https://intel.threadlinqs.com/threat/TL-2026-1577) — LOW — CodeTracer: Forensic Attribution Tool for Backdoored AI Code-Completion Models

## Techniques observed

[T1001](https://intel.threadlinqs.com/technique/T1001), T1001.002, [T1003](https://intel.threadlinqs.com/technique/T1003), [T1005](https://intel.threadlinqs.com/technique/T1005), [T1007](https://intel.threadlinqs.com/technique/T1007), [T1008](https://intel.threadlinqs.com/technique/T1008), [T1010](https://intel.threadlinqs.com/technique/T1010), [T1012](https://intel.threadlinqs.com/technique/T1012), [T1016](https://intel.threadlinqs.com/technique/T1016), [T1018](https://intel.threadlinqs.com/technique/T1018), [T1020](https://intel.threadlinqs.com/technique/T1020), [T1021](https://intel.threadlinqs.com/technique/T1021), [T1021.001](https://intel.threadlinqs.com/technique/T1021.001), [T1021.002](https://intel.threadlinqs.com/technique/T1021.002), T1021.003, [T1021.005](https://intel.threadlinqs.com/technique/T1021.005), [T1021.006](https://intel.threadlinqs.com/technique/T1021.006), [T1025](https://intel.threadlinqs.com/technique/T1025), [T1027](https://intel.threadlinqs.com/technique/T1027), [T1027.002](https://intel.threadlinqs.com/technique/T1027.002), [T1027.003](https://intel.threadlinqs.com/technique/T1027.003), [T1027.010](https://intel.threadlinqs.com/technique/T1027.010), T1029, [T1033](https://intel.threadlinqs.com/technique/T1033), [T1036](https://intel.threadlinqs.com/technique/T1036), T1036.002, [T1036.003](https://intel.threadlinqs.com/technique/T1036.003), [T1036.005](https://intel.threadlinqs.com/technique/T1036.005), [T1036.007](https://intel.threadlinqs.com/technique/T1036.007), [T1039](https://intel.threadlinqs.com/technique/T1039), [T1041](https://intel.threadlinqs.com/technique/T1041), [T1046](https://intel.threadlinqs.com/technique/T1046), [T1047](https://intel.threadlinqs.com/technique/T1047), [T1048](https://intel.threadlinqs.com/technique/T1048), [T1049](https://intel.threadlinqs.com/technique/T1049), [T1053](https://intel.threadlinqs.com/technique/T1053), [T1053.003](https://intel.threadlinqs.com/technique/T1053.003), [T1053.005](https://intel.threadlinqs.com/technique/T1053.005), [T1055](https://intel.threadlinqs.com/technique/T1055), [T1055.012](https://intel.threadlinqs.com/technique/T1055.012), [T1056](https://intel.threadlinqs.com/technique/T1056), [T1056.001](https://intel.threadlinqs.com/technique/T1056.001), [T1057](https://intel.threadlinqs.com/technique/T1057), [T1059](https://intel.threadlinqs.com/technique/T1059), [T1059.001](https://intel.threadlinqs.com/technique/T1059.001), [T1059.003](https://intel.threadlinqs.com/technique/T1059.003), [T1059.004](https://intel.threadlinqs.com/technique/T1059.004), [T1059.006](https://intel.threadlinqs.com/technique/T1059.006), [T1059.007](https://intel.threadlinqs.com/technique/T1059.007), [T1068](https://intel.threadlinqs.com/technique/T1068), [T1069](https://intel.threadlinqs.com/technique/T1069), [T1069.001](https://intel.threadlinqs.com/technique/T1069.001), [T1070](https://intel.threadlinqs.com/technique/T1070), T1070.001, [T1070.003](https://intel.threadlinqs.com/technique/T1070.003), [T1070.004](https://intel.threadlinqs.com/technique/T1070.004), [T1070.006](https://intel.threadlinqs.com/technique/T1070.006), [T1071](https://intel.threadlinqs.com/technique/T1071), [T1071.001](https://intel.threadlinqs.com/technique/T1071.001), [T1071.004](https://intel.threadlinqs.com/technique/T1071.004), [T1072](https://intel.threadlinqs.com/technique/T1072), [T1074](https://intel.threadlinqs.com/technique/T1074), [T1074.001](https://intel.threadlinqs.com/technique/T1074.001), T1074.002, [T1078](https://intel.threadlinqs.com/technique/T1078), [T1078.003](https://intel.threadlinqs.com/technique/T1078.003), [T1078.004](https://intel.threadlinqs.com/technique/T1078.004), [T1082](https://intel.threadlinqs.com/technique/T1082), [T1083](https://intel.threadlinqs.com/technique/T1083), [T1087](https://intel.threadlinqs.com/technique/T1087), [T1087.001](https://intel.threadlinqs.com/technique/T1087.001), [T1087.002](https://intel.threadlinqs.com/technique/T1087.002), [T1087.004](https://intel.threadlinqs.com/technique/T1087.004), [T1090](https://intel.threadlinqs.com/technique/T1090), [T1090.001](https://intel.threadlinqs.com/technique/T1090.001), [T1090.002](https://intel.threadlinqs.com/technique/T1090.002), [T1090.003](https://intel.threadlinqs.com/technique/T1090.003), [T1090.004](https://intel.threadlinqs.com/technique/T1090.004), [T1095](https://intel.threadlinqs.com/technique/T1095), [T1098](https://intel.threadlinqs.com/technique/T1098), [T1098.001](https://intel.threadlinqs.com/technique/T1098.001), [T1102](https://intel.threadlinqs.com/technique/T1102), [T1102.001](https://intel.threadlinqs.com/technique/T1102.001), [T1102.002](https://intel.threadlinqs.com/technique/T1102.002), [T1104](https://intel.threadlinqs.com/technique/T1104), [T1105](https://intel.threadlinqs.com/technique/T1105), [T1106](https://intel.threadlinqs.com/technique/T1106), [T1110](https://intel.threadlinqs.com/technique/T1110), [T1110.001](https://intel.threadlinqs.com/technique/T1110.001), [T1110.002](https://intel.threadlinqs.com/technique/T1110.002), [T1110.004](https://intel.threadlinqs.com/technique/T1110.004), [T1112](https://intel.threadlinqs.com/technique/T1112), [T1113](https://intel.threadlinqs.com/technique/T1113), [T1114](https://intel.threadlinqs.com/technique/T1114), [T1114.002](https://intel.threadlinqs.com/technique/T1114.002), [T1115](https://intel.threadlinqs.com/technique/T1115), [T1119](https://intel.threadlinqs.com/technique/T1119), [T1123](https://intel.threadlinqs.com/technique/T1123), [T1129](https://intel.threadlinqs.com/technique/T1129), [T1132](https://intel.threadlinqs.com/technique/T1132), [T1132.001](https://intel.threadlinqs.com/technique/T1132.001), [T1133](https://intel.threadlinqs.com/technique/T1133), [T1134](https://intel.threadlinqs.com/technique/T1134), [T1135](https://intel.threadlinqs.com/technique/T1135), [T1136.001](https://intel.threadlinqs.com/technique/T1136.001), [T1140](https://intel.threadlinqs.com/technique/T1140), [T1185](https://intel.threadlinqs.com/technique/T1185), [T1187](https://intel.threadlinqs.com/technique/T1187), [T1189](https://intel.threadlinqs.com/technique/T1189), [T1190](https://intel.threadlinqs.com/technique/T1190), [T1195](https://intel.threadlinqs.com/technique/T1195), [T1195.001](https://intel.threadlinqs.com/technique/T1195.001), [T1195.002](https://intel.threadlinqs.com/technique/T1195.002), [T1199](https://intel.threadlinqs.com/technique/T1199), [T1203](https://intel.threadlinqs.com/technique/T1203), [T1204](https://intel.threadlinqs.com/technique/T1204), [T1204.001](https://intel.threadlinqs.com/technique/T1204.001), [T1204.002](https://intel.threadlinqs.com/technique/T1204.002), [T1204.003](https://intel.threadlinqs.com/technique/T1204.003), [T1212](https://intel.threadlinqs.com/technique/T1212), [T1213](https://intel.threadlinqs.com/technique/T1213), [T1217](https://intel.threadlinqs.com/technique/T1217), [T1218](https://intel.threadlinqs.com/technique/T1218), T1218.009, T1218.014, [T1219](https://intel.threadlinqs.com/technique/T1219), [T1482](https://intel.threadlinqs.com/technique/T1482), [T1486](https://intel.threadlinqs.com/technique/T1486), [T1491.002](https://intel.threadlinqs.com/technique/T1491.002), [T1497](https://intel.threadlinqs.com/technique/T1497), [T1497.001](https://intel.threadlinqs.com/technique/T1497.001), [T1499](https://intel.threadlinqs.com/technique/T1499), T1499.001, [T1499.002](https://intel.threadlinqs.com/technique/T1499.002), [T1499.003](https://intel.threadlinqs.com/technique/T1499.003), [T1499.004](https://intel.threadlinqs.com/technique/T1499.004), [T1505](https://intel.threadlinqs.com/technique/T1505), [T1505.003](https://intel.threadlinqs.com/technique/T1505.003), T1505.005, [T1518](https://intel.threadlinqs.com/technique/T1518), [T1518.001](https://intel.threadlinqs.com/technique/T1518.001), [T1525](https://intel.threadlinqs.com/technique/T1525), [T1526](https://intel.threadlinqs.com/technique/T1526), [T1528](https://intel.threadlinqs.com/technique/T1528), [T1529](https://intel.threadlinqs.com/technique/T1529), [T1530](https://intel.threadlinqs.com/technique/T1530), [T1537](https://intel.threadlinqs.com/technique/T1537), [T1538](https://intel.threadlinqs.com/technique/T1538), [T1539](https://intel.threadlinqs.com/technique/T1539), [T1543](https://intel.threadlinqs.com/technique/T1543), [T1543.002](https://intel.threadlinqs.com/technique/T1543.002), [T1546](https://intel.threadlinqs.com/technique/T1546), [T1546.004](https://intel.threadlinqs.com/technique/T1546.004), [T1547](https://intel.threadlinqs.com/technique/T1547), [T1547.001](https://intel.threadlinqs.com/technique/T1547.001), T1547.005, [T1548](https://intel.threadlinqs.com/technique/T1548), [T1548.001](https://intel.threadlinqs.com/technique/T1548.001), [T1548.002](https://intel.threadlinqs.com/technique/T1548.002), [T1548.003](https://intel.threadlinqs.com/technique/T1548.003), [T1550](https://intel.threadlinqs.com/technique/T1550), [T1550.001](https://intel.threadlinqs.com/technique/T1550.001), [T1550.002](https://intel.threadlinqs.com/technique/T1550.002), T1550.003, [T1550.004](https://intel.threadlinqs.com/technique/T1550.004), [T1552](https://intel.threadlinqs.com/technique/T1552), [T1552.001](https://intel.threadlinqs.com/technique/T1552.001), [T1553](https://intel.threadlinqs.com/technique/T1553), [T1553.002](https://intel.threadlinqs.com/technique/T1553.002), [T1555](https://intel.threadlinqs.com/technique/T1555), [T1555.003](https://intel.threadlinqs.com/technique/T1555.003), [T1557](https://intel.threadlinqs.com/technique/T1557), [T1560](https://intel.threadlinqs.com/technique/T1560), T1562, T1562.001, [T1564](https://intel.threadlinqs.com/technique/T1564), [T1564.001](https://intel.threadlinqs.com/technique/T1564.001), [T1564.003](https://intel.threadlinqs.com/technique/T1564.003), [T1564.004](https://intel.threadlinqs.com/technique/T1564.004), [T1565](https://intel.threadlinqs.com/technique/T1565), [T1565.001](https://intel.threadlinqs.com/technique/T1565.001), [T1566](https://intel.threadlinqs.com/technique/T1566), [T1566.001](https://intel.threadlinqs.com/technique/T1566.001), [T1566.002](https://intel.threadlinqs.com/technique/T1566.002), [T1566.003](https://intel.threadlinqs.com/technique/T1566.003), [T1567](https://intel.threadlinqs.com/technique/T1567), [T1567.002](https://intel.threadlinqs.com/technique/T1567.002), [T1568](https://intel.threadlinqs.com/technique/T1568), [T1569](https://intel.threadlinqs.com/technique/T1569), [T1570](https://intel.threadlinqs.com/technique/T1570), [T1571](https://intel.threadlinqs.com/technique/T1571), [T1572](https://intel.threadlinqs.com/technique/T1572), [T1573](https://intel.threadlinqs.com/technique/T1573), [T1573.001](https://intel.threadlinqs.com/technique/T1573.001), [T1573.002](https://intel.threadlinqs.com/technique/T1573.002), [T1574](https://intel.threadlinqs.com/technique/T1574), [T1574.001](https://intel.threadlinqs.com/technique/T1574.001), T1574.002, [T1580](https://intel.threadlinqs.com/technique/T1580), [T1583](https://intel.threadlinqs.com/technique/T1583), [T1583.001](https://intel.threadlinqs.com/technique/T1583.001), [T1583.004](https://intel.threadlinqs.com/technique/T1583.004), [T1583.005](https://intel.threadlinqs.com/technique/T1583.005), [T1583.006](https://intel.threadlinqs.com/technique/T1583.006), [T1583.008](https://intel.threadlinqs.com/technique/T1583.008), [T1584](https://intel.threadlinqs.com/technique/T1584), [T1584.005](https://intel.threadlinqs.com/technique/T1584.005), [T1585](https://intel.threadlinqs.com/technique/T1585), [T1585.001](https://intel.threadlinqs.com/technique/T1585.001), [T1586](https://intel.threadlinqs.com/technique/T1586), T1586.001, [T1587](https://intel.threadlinqs.com/technique/T1587), [T1587.001](https://intel.threadlinqs.com/technique/T1587.001), [T1588](https://intel.threadlinqs.com/technique/T1588), [T1588.001](https://intel.threadlinqs.com/technique/T1588.001), [T1588.003](https://intel.threadlinqs.com/technique/T1588.003), [T1588.005](https://intel.threadlinqs.com/technique/T1588.005), [T1588.006](https://intel.threadlinqs.com/technique/T1588.006), [T1589](https://intel.threadlinqs.com/technique/T1589), [T1589.002](https://intel.threadlinqs.com/technique/T1589.002), [T1590](https://intel.threadlinqs.com/technique/T1590), [T1591](https://intel.threadlinqs.com/technique/T1591), [T1592](https://intel.threadlinqs.com/technique/T1592), [T1592.002](https://intel.threadlinqs.com/technique/T1592.002), [T1592.004](https://intel.threadlinqs.com/technique/T1592.004), [T1593](https://intel.threadlinqs.com/technique/T1593), [T1594](https://intel.threadlinqs.com/technique/T1594), [T1595](https://intel.threadlinqs.com/technique/T1595), [T1595.001](https://intel.threadlinqs.com/technique/T1595.001), [T1595.002](https://intel.threadlinqs.com/technique/T1595.002), [T1596](https://intel.threadlinqs.com/technique/T1596), [T1598](https://intel.threadlinqs.com/technique/T1598), [T1606](https://intel.threadlinqs.com/technique/T1606), [T1608](https://intel.threadlinqs.com/technique/T1608), [T1608.001](https://intel.threadlinqs.com/technique/T1608.001), [T1611](https://intel.threadlinqs.com/technique/T1611), [T1614](https://intel.threadlinqs.com/technique/T1614), [T1620](https://intel.threadlinqs.com/technique/T1620), [T1622](https://intel.threadlinqs.com/technique/T1622), T1656, [T1657](https://intel.threadlinqs.com/technique/T1657), [T1685](https://intel.threadlinqs.com/technique/T1685)

## Threat actors

[Cleaver](https://intel.threadlinqs.com/actor/Cleaver), bandcampro, anes2010, [Cavern Manticore](https://intel.threadlinqs.com/actor/Cavern%20Manticore), [Cavern backdoor framework](https://intel.threadlinqs.com/actor/Cavern%20backdoor%20framework), [FakeGit Operator](https://intel.threadlinqs.com/actor/FakeGit%20Operator), [PolinRider](https://intel.threadlinqs.com/actor/PolinRider), [Contagious Interview](https://intel.threadlinqs.com/actor/Contagious%20Interview), [SuccessKey](https://intel.threadlinqs.com/actor/SuccessKey), [GHOST STADIUM](https://intel.threadlinqs.com/actor/Ghost%20Stadium), [Media Land LLC](https://intel.threadlinqs.com/actor/Media%20Land%20LLC), [DragonBreath](https://intel.threadlinqs.com/actor/DragonBreath)

Nation-state attribution: Iran / North Korea (Cleaver, Lazarus); TA505 is non-state financially motivated, Russia, Iran, North Korea (DPRK), North Korea, North Korea (assessed, via PolinRider overlap), China

Threat categories: VULNERABILITY, APT, SCAM, MALWARE, DATA_BREACH, SUPPLY_CHAIN, FRAUD, INTRUSION, CYBERCRIME

## Severity breakdown

- critical: 2
- high: 20
- medium: 6
- low: 1

## Indicator & detection coverage

Counts only; indicator values require Red and above, detection rule text requires Blue and above.

- Indicators of compromise: 824 (network 187, file 172, behavioral 168, malware 82, package 58, entity 57, infrastructure 55, tool 30, technique 12, vulnerability 3)
- New detection rules: 261 (100% of the day’s threats covered)

## More editions

- Previous: [2026-07-19](https://intel.threadlinqs.com/debrief/2026-07-19)
- Next: [2026-07-21](https://intel.threadlinqs.com/debrief/2026-07-21)
- [Archive of daily debriefs](https://intel.threadlinqs.com/debrief/archive)
- [Latest debrief](https://intel.threadlinqs.com/debrief)

Canonical: https://intel.threadlinqs.com/debrief/2026-07-20