Win.Trojan.Epidemic-2 — Office (OLE) malware analysis

Static analysis result for SHA-256 a9fa1c0306ae1188…

MALICIOUS

Office (OLE)

48.0 KB Created: 1997-01-16 15:34:00 Authoring application: Microsoft Word for Windows 95 First seen: 2012-06-14
MD5: a983ac039427cc7bed7d0736a60a5395 SHA-1: 3896751ec8cffa856d20e62b5ca0582729542c12 SHA-256: a9fa1c0306ae1188e73d7aada0460ea0946d834b12c3a182d4d1ed076f005a22
80 Risk Score

Malware Insights

Win.Trojan.Epidemic-2 · confidence 90%

MITRE ATT&CK
T1059.005 Visual Basic

The file is identified as a legacy Word document containing WordBasic macros, specifically an AUTOOPEN macro, which is a known marker for auto-execution. ClamAV detection confirms this as Win.Trojan.Epidemic-2. The presence of legacy macro markers like AUTOOPEN and AUTOEXEC strongly suggests the execution of malicious code upon opening the document.

Heuristics 2

  • ClamAV: Win.Trojan.Epidemic-2 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Win.Trojan.Epidemic-2
  • Legacy WordBasic auto-exec macro marker medium OLE_LEGACY_WORDBASIC_AUTOEXEC
    OLE Word document contains a legacy WordBasic auto-execution marker such as AutoOpen, but no modern VBA project was recovered and no stronger macro-virus family marker was present. This is analyst-facing evidence for old Word macro execution surface, not a downloader or parser-CVE attribution by itself.

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