Malicious PDF — malware analysis report

Static analysis result for SHA-256 a03ddceefd62eddc…

MALICIOUS

PDF

12.4 KB
MD5: a06bd0dd444e2d491eb3c379ee22a842 SHA-1: 7a7cc31ff8220ada9fb217eb69887747d77b88e8 SHA-256: a03ddceefd62eddca9285ac742efd711c5f034beb01a1f9dd119d8d272cda92e
106 Risk Score

Malware Insights

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

The PDF file was flagged by multiple heuristics, including a critical ClamAV detection for 'Pdf.Exploit.Agent-36723'. It contains embedded JavaScript, which is a common technique for exploiting PDF vulnerabilities to download and execute further malicious content. The ML classifier also strongly indicated maliciousness.

Machine Learning

  • Nyx PDF Classifier malicious score 1.0000

Heuristics 3

  • ClamAV: Pdf.Exploit.Agent-36723 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Exploit.Agent-36723
  • 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
a81946a5d44a73ffb1b7450bc12333808ddebb6f24edc0295b987ff1be21ae90		 pdf-javascript-stream PDF /JS object 76 at offset 0x369 11601 bytes

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