Malicious Office (OLE) — malware analysis report

Static analysis result for SHA-256 a696c4fe3644a3af…

MALICIOUS

Office (OLE)

70.0 KB Created: 2003-12-31 08:46:19 Authoring application: Microsoft Excel First seen: 2015-09-30
MD5: 575fbaccf6ce5156ebfe55a7a689d130 SHA-1: 0a6abfe2406fa1a1f9cdd2b3bb7a0cc7721d9caa SHA-256: a696c4fe3644a3af0ca4fc5e647e8e595a0a8280f2f458b29ab27a15147a5535
60 Risk Score

Malware Insights

MITRE ATT&CK
T1059.005 Visual Basic

The file is an Excel spreadsheet identified as a legacy Excel formula macro virus, specifically mentioning 'Poppy by VicodinES' and 'The Narkotic Network'. The embedded text indicates it infects other workbooks, saving them as 'Book1.xls' in the 'xlstart' directory, suggesting an attempt to establish persistence or spread.

Heuristics 1

  • Legacy Excel formula macro virus marker critical OLE_XLS_FORMULA_MACRO_VIRUS
    Workbook stream contains self-identifying legacy Excel formula macro virus markers. This indicates the document carries formula macro virus content even when no VBA project or modern XLM macro-sheet structure is present.

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