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

Static analysis result for SHA-256 ff3008594a20025a…

MALICIOUS

Office (OOXML) / .XLSM

2.66 MB Created: 2020-02-01 18:28:07 UTC Authoring application: Microsoft Excel 12.0000
MD5: 237ce9bdca3aa4d4ff29a79453300ae8 SHA-1: c86bb33d556fd9db9b371af5623719f607ecacb6 SHA-256: ff3008594a20025a09ea2c83310d08f1c1aada6daa05b7a37ffefbe09cf8a2e7
102 Risk Score

Malware Insights

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

MITRE ATT&CK
T1059 Command and Scripting Interpreter T1059.005 Visual Basic

The file is a macro-enabled Excel spreadsheet (XLSM) identified by ClamAV as Xls.Dropper.Valyria-10030821-0. The presence of VBA macros and an embedded OLE object indicates a high likelihood of malicious intent, typical of a dropper designed to download and execute further stages. The critical ClamAV detection strongly supports this assessment.

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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