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

Static analysis result for SHA-256 4de887bd234b1d84…

MALICIOUS

Office (OOXML)

246.4 KB Created: 2011-05-17 14:38:26 UTC Authoring application: Microsoft Excel 16.0300
MD5: 71e4ac35c2718fe73bef3d40d8cf51e4 SHA-1: 28758014021635efc881ddb463173b724375b7f4 SHA-256: 4de887bd234b1d84b5139038a4218df0d19c899dd750c31b8c5884b47e266bd1
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 a suspicious URL, which is likely used to fetch and execute a secondary payload. The document body is nonsensical, suggesting it is either obfuscated or a lure.

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/micr0soft0ffice365mail-1545
  • 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/micr0soft0ffice365mail-1545

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