Adding some Automation to the favicon.ico method of Host Recon, (Mon, Jun 29th)
2026-06-30T01:23:46Z•b1b5ae1c4ce4600e3fd450c703cf9c5aca7b9269f443829a6bead3b89a7e9f51
CVE-2024-40766MITRE-ATT&CKT1036YARA-Xautomationfavicon.icolinuxmalware-obfuscationmisconfigurationpatchingpentestingprocess-masqueradingreconnaissancerootkitthreat-actorsvulnerability-managementwebshellwebshellsyara
What happened
Collection of SANS ISC diary entries (late June 2026) covering: automation of favicon.ico-based host reconnaissance for pentesting; YARA-X 1.18.0 and 1.19.0 releases (improvements and bugfixes); a detailed discussion of Linux process name masquerading (linked to MITRE ATT&CK T1036) and malware obfuscation/rootkit concerns; continued prevalence of webshells (including a recently published variant on GitHub); and a post on CVE-2024-40766 noting that while the bug was patched, misconfiguration remained an unresolved risk.
Why it matters
A reviewed impact interpretation has not been published for this record.
Evidence and limitations
- Source ID
- sans_isc_diary
- Record identifier
- b1b5ae1c4ce4600e3fd450c703cf9c5aca7b9269f443829a6bead3b89a7e9f51
- Enrichment time
- 2026-06-30T01:23:46Z
- AI-assisted enrichment
- Yes
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