Xls.Downloader.Agent08210-9888570-0 — Office (OOXML) malware analysis

Static analysis result for SHA-256 7ec17a0597f072ba…

MALICIOUS

Office (OOXML)

247.3 KB Created: 2011-08-29 12:03:33 UTC Authoring application: Microsoft Excel 16.0300 First seen: 2021-08-20
MD5: 2298cf5ffe9f729914f91736fe6d7a13 SHA-1: 977c0e4841e5611e926fa4a05df4c8d842c5b9a9 SHA-256: 7ec17a0597f072bac8fe4e52ee47d5076426a9591d706d3f5d7e6bc56e784349
70 Risk Score

Malware Insights

Xls.Downloader.Agent08210-9888570-0 · confidence 90%

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The file is detected as Xls.Downloader.Agent08210-9888570-0 by ClamAV, indicating it is a downloader. It contains an external hyperlink to http://www.formtools.com/f/httpswwwofficecomauth2-1612, which is likely used to fetch and execute a secondary malicious payload. The presence of external hyperlinks in an Office document suggests a spearphishing attachment vector.

Heuristics 3

  • ClamAV: Xls.Downloader.Agent08210-9888570-0 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Xls.Downloader.Agent08210-9888570-0
  • External hyperlinks (1) low OOXML_EXTERNAL_HYPERLINKS
    Document contains 1 external hyperlink — clickable URLs are stored as external relationships. First target: http://www.formtools.com/f/httpswwwofficecomauth2-1612
  • Embedded URL info EMBEDDED_URL
    One or more URLs were extracted from the document. The URL itself is not a detection — see the per-URL labels for which channel (macro, JS, link annotation, document body, ...) reached each URL.
    URL http://www.formtools.com/f/httpswwwofficecomauth2-1612 Document hyperlink

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