Malicious PDF — malware analysis report

Static analysis result for SHA-256 8db301dff5bbeec3…

MALICIOUS

PDF

16.0 KB
MD5: 89794a7e41169824f8a0f4edc9e06c70 SHA-1: 078efa865ecb550f94ab2960b0f9705e4a5d97fe SHA-256: 8db301dff5bbeec388c5368559facdfdae6bad8189518fc594b90975aa92b0f3
76 Risk Score

Malware Insights

MITRE ATT&CK
T1204.002 Malicious File: Malicious JavaScript

The PDF contains embedded JavaScript, indicated by multiple heuristic firings and the presence of a large JavaScript object. ClamAV detection as 'Pdf.Exploit.Agent-36324' strongly suggests exploitation of a PDF vulnerability. The embedded JavaScript is likely responsible for executing the exploit, aiming to compromise the user's system.

Heuristics 3

  • ClamAV: Pdf.Exploit.Agent-36324 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Exploit.Agent-36324
  • 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
538b0253e18d09089323add43abdd1900185d87bfa6610635ab927f131a4cf5d		 pdf-javascript-stream PDF /JS object 76 at offset 0x2D4 15490 bytes

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