Xls.Dropper.Valyria-10030821-0 — Office (OOXML) / .XLSM malware analysis

Static analysis result for SHA-256 bd4f44ebdc75f535…

MALICIOUS

Office (OOXML) / .XLSM

2.67 MB Created: 2020-02-01 18:28:07 UTC Authoring application: Microsoft Excel 12.0000
MD5: 6579b0ded0abd88289655bb976b67cd0 SHA-1: ce1e163ec128eb9b882d1101d45b97004d526eee SHA-256: bd4f44ebdc75f53514f780516dfcb2c0a70f0fcec4d964a75fde9373bd51907e
102 Risk Score

Malware Insights

Xls.Dropper.Valyria-10030821-0 · confidence 95%

MITRE ATT&CK
T1566.002 Spearphishing Attachment T1059.005 Visual Basic

The file is identified as malicious by ClamAV with the signature Xls.Dropper.Valyria-10030821-0. Static analysis indicates the presence of VBA macros within the OOXML structure, suggesting it functions as a dropper. The embedded OLE object further supports the likelihood of malicious code execution.

Heuristics 4

  • ClamAV: Xls.Dropper.Valyria-10030821-0 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Xls.Dropper.Valyria-10030821-0
  • VBA project inside OOXML medium OOXML_VBA
    Document contains vbaProject.bin — VBA macros present
  • Embedded OLE object medium OOXML_OLE_OBJECT
    Document contains an embedded OLE object
  • Large OOXML part skipped info SCAN_INCOMPLETE
    One or more high-value OOXML parts exceeded the scanner's per-entry size cap and may not have been fully inspected.

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