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

Static analysis result for SHA-256 9369e479142a6fbd…

MALICIOUS

Office (OOXML)

251.1 KB Created: 2021-06-07 17:47:41 UTC Authoring application: Microsoft Macintosh Excel 16.0300
MD5: 467a191487ab938d7ff3b9c77bfdf12d SHA-1: 21618a361ae8735b3810e855fd8796e265ce5d7f SHA-256: 9369e479142a6fbd8d1348eb823fe0f2168326e2dc15453dff4914695323a471
118 Risk Score

Malware Insights

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

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The file is identified as malicious by ClamAV with the signature Xls.Downloader.Agent08210-9888570-0. It contains an embedded hyperlink to an external URL and an external relationship pointing to a local file path, suggesting an attempt to trick the user into navigating to a malicious resource. The document body's content, resembling an invoice, supports the 'SE_INVOICE_LURE' heuristic, indicating a social engineering tactic.

Heuristics 5

  • ClamAV: Xls.Downloader.Agent08210-9888570-0 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Xls.Downloader.Agent08210-9888570-0
  • External relationship high OOXML_EXTERNAL_REL
    External target in xl/pivotCache/_rels/pivotCacheDefinition1.xml.rels: file:///C:/Users/goods/Downloads/JMS ENGINEERED PLASTICS INC_SOA_June.xlsx
  • External hyperlinks (1) low OOXML_EXTERNAL_HYPERLINKS
    Document contains 1 external hyperlink — clickable URLs are stored as external relationships. First target: https://my.sitejet.io/goto/1983602/336c7163d93910469d3b04d2f3c7f55d3b868f81e1675968a3544f7ce136d13f/my_website_presentation
  • Fake invoice / payment lure low SE_INVOICE_LURE
    Document contains invoice or payment language paired with an action verb — useful context when combined with link, macro, or attachment indicators
  • 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://my.sitejet.io/goto/1983602/336c7163d93910469d3b04d2f3c7f55d3b868f81e1675968a3544f7ce136d13f/my_website_presentation

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