ISC Stormcast For Thursday, June 18th, 2026 https://isc.sans.edu/podcastdetail/9978, (Thu, Jun 18th)
2026-06-18T19:23:45Z•a42361f58b7751ef6521d6212ffc074eb9be4098dc65a1287ae6ddd45b413537
base64browser blind spotcredential stuffingjavascriptmalicious zipmsipodcastremcossans iscsecurity toolingssh brute forcesteganographytelemetryvhdxwindows auto‑mount
What happened
SANS ISC diary feed (mid‑June 2026) aggregating multiple posts: guest analysis of coordinated SSH brute‑force attacks over the prior three months; a guest diary on the “browser blind spot” (why some security tools may not block malicious browser activity); a malware investigation showing a malicious ZIP (SHA256 a0104921a2d37ab87482ac9a9f5c3713479c118846c3e999178e75b81620c094) that contains a VHDX which, when auto‑mounted on modern Windows, exposes a JavaScript leading to a Remcos RAT; statistical analysis of malicious MSI background images (BASE64 image steganography); plus regular ISC Storm‑/
Why it matters
A reviewed impact interpretation has not been published for this record.
Evidence and limitations
- Source ID
- sans_isc_diary
- Record identifier
- a42361f58b7751ef6521d6212ffc074eb9be4098dc65a1287ae6ddd45b413537
- Enrichment time
- 2026-06-18T19:23:45Z
- AI-assisted enrichment
- Yes
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