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

Static analysis result for SHA-256 900ae1fe83d5354c…

MALICIOUS

Office (OOXML)

251.0 KB Created: 2021-06-07 17:47:41 UTC Authoring application: Microsoft Excel 16.0300
MD5: 1b36cf39de95be89f4500aaf0f4bd2fb SHA-1: 92e6948d31e406a854124ee40908c8ec9956a597 SHA-256: 900ae1fe83d5354c0cf21138ae4c924763a3c796eb8b616f13efaf7329e14a4f
98 Risk Score

Malware Insights

Xls.Downloader.Agent08210-9888570-0 · confidence 95%

MITRE ATT&CK
T1566.001 Spearphishing Attachment T1204.002 Malicious Link

The file is identified as malicious by ClamAV with the signature Xls.Downloader.Agent08210-9888570-0. It contains an external hyperlink disguised as an invoice, which is a common lure tactic. The hyperlink points to an unknown reputation URL, suggesting it is used to deliver a secondary payload.

Heuristics 5

  • ClamAV: Xls.Downloader.Agent08210-9888570-0 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Xls.Downloader.Agent08210-9888570-0
  • External relationship medium OOXML_EXTERNAL_REL
    External target in xl/pivotCache/_rels/pivotCacheDefinition1.xml.rels: 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://sevicemicrosofts.mfs.gg/6EzDcyw
  • 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://sevicemicrosofts.mfs.gg/6EzDcyw

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