Win.Trojan.Wazzu-30 — Office (OLE) malware analysis

Static analysis result for SHA-256 7534201277a8f7f3…

MALICIOUS

Office (OLE)

6.5 KB Created: 1996-08-12 00:23:00 Authoring application: Microsoft Word 6.0 First seen: 2012-06-14
MD5: 97c9bb3837ad6f823f1e9a785d3deb80 SHA-1: 17a51b1d473c37d115309e13029e4c5ab97ee729 SHA-256: 7534201277a8f7f34c3110d0027571c7fcb1fd215cd3115f47dc2b52f97d05bd
100 Risk Score

Malware Insights

Win.Trojan.Wazzu-30 · confidence 95%

MITRE ATT&CK
T1059.005 Visual Basic

The sample exhibits characteristics of a legacy WordBasic macro virus, specifically identified by the 'fileMacro$' marker and the 'autoOpen' function. ClamAV detection confirms it as Win.Trojan.Wazzu-30. The presence of these elements strongly suggests the document is designed to execute malicious macros upon opening, likely to download or execute further stages of the payload.

Heuristics 2

  • ClamAV: Win.Trojan.Wazzu-30 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Win.Trojan.Wazzu-30
  • 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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