Malicious PDF — malware analysis report

Static analysis result for SHA-256 3cdfbfb007cc0ae5…

MALICIOUS

PDF

12.0 KB
MD5: 87c448f64a2ab9bea5ceafbc57a2918b SHA-1: 3b8af31e1160576fdf44ad65bd93c177e25227c0 SHA-256: 3cdfbfb007cc0ae572a501f4bb1aa683f1faefb518a005f2845a4a43a60c957c
76 Risk Score

Malware Insights

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

The PDF file contains embedded JavaScript, indicated by multiple heuristic firings. ClamAV detection confirms the file is malicious, specifically identified as Win.Trojan.Agent-36281. 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
262b454f201cdeafc4896870dc20108a7b3f690ea9c44e0bd378185889259e50		 pdf-javascript-stream PDF /JS object 76 at offset 0x369 11175 bytes

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