Malicious Office (OLE) — malware analysis report

Static analysis result for SHA-256 f733487e5f28cff3…

MALICIOUS

Office (OLE)

70.5 KB Created: 2003-12-31 08:46:19 Authoring application: Microsoft Excel First seen: 2015-09-24
MD5: 6650fe3e736b17fc55348234f4188d30 SHA-1: c9a72181757e7cb8e6021d76a68ffa87adab661c SHA-256: f733487e5f28cff36f013495f8ff6cec31219f6b2b5ed4ddc4dbd15f4ab71bea
60 Risk Score

Malware Insights

MITRE ATT&CK
T1059.005 Visual Basic

The sample is identified as a legacy Excel formula macro virus, specifically mentioning 'Classic.Poppy by VicodinES' and 'The Narkotic Network 1998'. The document body contains what appears to be financial or work-related data, likely a lure to encourage opening the malicious file. The presence of 'Book1.xls' suggests a potential payload or infection target.

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.