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

Static analysis result for SHA-256 7bcd31bd41686c32…

MALICIOUS

Office (OOXML) / .XLSM

2.66 MB Created: 2020-02-01 18:28:07 UTC Authoring application: Microsoft Excel 12.0000
MD5: 7ccf88c0bbe3b29bf19d877c4596a8d4 SHA-1: 23f0506d857d38c3cd5354b80afc725b5f034744 SHA-256: 7bcd31bd41686c32663c7cabf42b18c50399e3b3b4533fc2ff002d9f2e058813
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 an XLSM document, and heuristics indicate the presence of VBA macros. ClamAV identifies the file as Xls.Dropper.Valyria-10030821-0, a dropper. The presence of VBA macros suggests the file is likely used to execute malicious code, potentially downloading a second-stage payload.

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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