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Attributed metadata history

REPORTPUBLIC METADATA

[SANS ISC] More Exotic Excel Files Dropping AgentTesla

Today, I published the following diary on isc.sans.edu: “More Exotic Excel Files Dropping AgentTesla”: Excel is an excellent target for attackers. The Microsoft Office suite is installed on millions of computers, and people trust these files. If we have the classic xls, xls, xlsm file extensions, Excel supports many others! The post [SANS ISC] More Exotic Excel Files Dropping AgentTesla appeared f

Reference details

Source category
Research & news
Report title
[SANS ISC] More Exotic Excel Files Dropping AgentTesla
First reported
Aug 23, 2023 07:27 UTC
Last reported
Aug 23, 2023 07:27 UTC
Catalog updated
Oct 08, 2026 03:44 UTC
Record ID
37de21ff8a6925f488dbf4bdb26f559d430c2dffcc136704de9a3ac3041bc0f7

Published indicators

Network indicators are visibly defanged. This page does not make them clickable or send them to another service.

No validated file hashes or network indicators are stored for this record.

Source observations

src_6c4986274fbcd01a16

Source-provided label
Not reported
Evidence class
mentioned in report
Confidence
Not reported
Observed
Aug 23, 2023 07:27 UTC
Retrieved
Oct 08, 2026 03:44 UTC

This record contains metadata and attribution only. It does not host, download, unpack, render, or execute malware samples.

Feed collection status

Sources represented on this page. Publication and observation dates describe the content; successful batch dates describe local collection. A recent batch does not certify complete coverage or current provider availability.

1 sources: 0 stale, 0 needing attention, 0 paused, 1 unverified.

Review source update dates and status
  • src_6c4986274fbcd01a16Collection status unverifiedLast successful batch: Unverified

Stale means older than twice the recorded collection interval, with a minimum of one hour; without an interval, the threshold is 24 hours. Cached content remains available while a feed is stale, paused, or unverified.