Malicious Office (OLE) — malware analysis report

Static analysis result for SHA-256 06c663976481716d…

MALICIOUS

Office (OLE)

27.0 KB Created: 1997-05-17 19:55:00 Authoring application: Microsoft Word 6.0 First seen: 2012-06-14
MD5: af755ec4acb5e916ab8d17baca66b631 SHA-1: 0836c2a5d1b8727b52f4668a9ae1733a7d9be329 SHA-256: 06c663976481716d4f8216dbe175c8dac833e46424bf7a885d0679e5e42ce1a4
100 Risk Score

Malware Insights

MITRE ATT&CK
T1059.005 Visual Basic

The file exhibits legacy WordBasic macro virus markers, specifically 'TOOLSMACRO', and is flagged by ClamAV as Win.Trojan.Ant-5. The presence of these markers and the ClamAV detection strongly indicate that the file contains malicious macro code intended to execute a payload, likely leveraging the WordBasic scripting engine.

Heuristics 2

  • ClamAV: Win.Trojan.Ant-5 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Win.Trojan.Ant-5
  • Legacy WordBasic macro-virus markers high OLE_LEGACY_WORDBASIC_MACRO_VIRUS
    OLE Word document contains legacy WordBasic auto-execution macro markers such as AutoOpen plus ToolsMacro/MacroFile/fileMacro/globMacro or named historical macro-virus strings. These old Word 6/95 macro forms are not exposed as a modern VBA project, so normal VBA source extraction can miss them.

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