Win.Trojan.Spooky-18 — Office (OLE) malware analysis

Static analysis result for SHA-256 a3c3438e7872c73b…

MALICIOUS

Office (OLE)

11.5 KB Created: 1996-07-15 16:54:00 Authoring application: Microsoft Word 6.0 First seen: 2012-06-14
MD5: 5949c57e1f75cc8f891c9d2cea4ed873 SHA-1: ac265dbef4daec22bb24cf9e645c9dad20808a89 SHA-256: a3c3438e7872c73b487ff71a647f8a38a4a3c2cfc98fcbf1972560d0d77a6ef8
80 Risk Score

Malware Insights

Win.Trojan.Spooky-18 · confidence 90%

MITRE ATT&CK
T1059.005 Visual Basic T1566.001 Spearphishing Attachment

The file is identified as malicious by ClamAV with the signature Win.Trojan.Spooky-18. It contains legacy WordBasic macros, specifically the 'autoopen' macro, which is a known marker for automatic execution. This suggests the document is designed to run malicious code upon opening, likely to download and execute a secondary payload, aligning with the typical behavior of a trojan.

Heuristics 2

  • ClamAV: Win.Trojan.Spooky-18 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Win.Trojan.Spooky-18
  • 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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