Win.Trojan.Jelly-1 — Office (OLE) malware analysis

Static analysis result for SHA-256 48ec36abd7a495be…

MALICIOUS

Office (OLE)

16.0 KB Created: 1999-02-22 21:52:00 Authoring application: Microsoft Word for Windows 95 First seen: 2012-06-14
MD5: 0703813be19069331f2d8e827b3ac94c SHA-1: 2648a4641e8a21729d8a667605685013271fd8b0 SHA-256: 48ec36abd7a495bee6090119c709c29294f7d86069e16d44d1fbdeea4f93f7ad
80 Risk Score

Malware Insights

Win.Trojan.Jelly-1 · confidence 95%

MITRE ATT&CK
T1059.005 Visual Basic

The file is identified as a legacy WordBasic macro virus, specifically 'Win.Trojan.Jelly-1' by ClamAV. The macro contains an 'AutoOpen' marker, indicating it executes automatically when the document is opened. The embedded text explicitly mentions 'Jelly virus' and 'Shield Canada', and includes messages like 'Welcome to my world >:-)' and 'Infection time! Ha ha ha!!! >:-)', suggesting a malicious intent to spread and potentially disrupt or inform the user of infection.

Heuristics 2

  • ClamAV: Win.Trojan.Jelly-1 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Win.Trojan.Jelly-1
  • 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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