Malicious PDF — malware analysis report

Static analysis result for SHA-256 4663f544e5eee2f5…

MALICIOUS

PDF

12.4 KB
MD5: 63226875220fc022eefaf491ca9eb6ec SHA-1: a9cff8bbad0e5f56cbe14305b559a5035bc913b1 SHA-256: 4663f544e5eee2f5c0f874861bdb40322c0335c67c735b7b13eb6352eb550819
76 Risk Score

Malware Insights

MITRE ATT&CK
T1059.001 PowerShell T1204.002 Malicious File

The PDF contains embedded JavaScript, indicated by heuristic firings for PDF_JAVASCRIPT and PDF_JS. ClamAV detection as Win.Trojan.Agent-36281 confirms its malicious nature. The embedded JavaScript is likely responsible for the malicious behavior, potentially downloading and executing a secondary payload.

Heuristics 3

  • ClamAV: Win.Trojan.Agent-36281 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Win.Trojan.Agent-36281
  • JavaScript action low PDF_JAVASCRIPT
    PDF contains a /JavaScript action. Generic JavaScript is common in benign forms; specific dangerous APIs are scored by separate rules.
  • Embedded JS stream low PDF_JS
    PDF references a /JS stream. Generic JavaScript is common in benign forms; specific dangerous APIs are scored by separate rules.

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
javascript_obj0076_000.js
ef50238252de1b342869827cbc7fe67b562ea86545fcf3b5d0fcd9755cefc14d		 pdf-javascript-stream PDF /JS object 76 at offset 0x369 11614 bytes

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