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

Static analysis result for SHA-256 cfba85f4c5cc3c58…

MALICIOUS

Office (OOXML)

246.4 KB Created: 2011-05-17 14:38:26 UTC Authoring application: Microsoft Excel 16.0300
MD5: 69d5330053a6c18b09e6afc8a2a882e2 SHA-1: ecb1519b1414b0a05643e29ae8a3e55add49703a SHA-256: cfba85f4c5cc3c58f5a9b4f7f7b6a7d9fa472c5860473caa3b977d66515f01b3
70 Risk Score

Malware Insights

Xls.Downloader.Agent08210-9888570-0 · confidence 85%

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The file was detected by ClamAV as Xls.Downloader.Agent08210-9888570-0, indicating it is a downloader. It contains an external hyperlink to 'https://www.formtools.com/f/office365-1554', which is likely used to fetch and execute a secondary payload. The document body is obfuscated and does not provide further clues.

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: https://www.formtools.com/f/office365-1554
  • 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 https://www.formtools.com/f/office365-1554

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