PDF malware analysis — malicious · 4dc375f961267429

MALICIOUS

PDF

2.6 KB Created: 2008-31-20 53:85:00 Authoring application: aaaaaaaa

MD5: 09ad4857e3a572bbd9cee019cd754d46 SHA-1: 6ccd3c9cc793666c5e40b4b7c8901459c4b79a1e SHA-256: 4dc375f961267429f44102fbb718dba0a1dadfe6eb65c4f05ac79c438a721161

108 Risk Score

Malware Insights

MITRE ATT&CK

T1059.001 PowerShell

The file is identified as a malicious PDF by ClamAV and an ML classifier. Heuristics indicate the presence of embedded JavaScript, which is often used to exploit vulnerabilities within PDF viewers. The embedded JavaScript stream is a strong indicator of malicious intent, likely to download and execute a second-stage payload.

Machine Learning

Nyx PDF Classifier malicious score 1.0000

Heuristics 4

ClamAV: Pdf.Exploit.Agent-36014 critical CLAMAV_DETECTION

ClamAV detected this file as malware: Pdf.Exploit.Agent-36014
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.
Suspicious extracted artifact info EXTRACTED_FILE_STATIC_TRIAGE

One or more files extracted from inside this sample matched static suspicious-content checks such as script obfuscation, encoded payload blobs, packed data, or execution/download terms.

Extracted artifacts 1

Files carved from inside the sample during analysis.

Filename	Kind	Source	Size
`javascript_obj0013_001.js` `7d1c7b7811e3712ec0f14fa709cb7c1ae86efada73829d02ad575294b027826f`	pdf-javascript-stream	PDF /JS object 13 at offset 0x328	3962 bytes
Detection ClamAV: No threats found Obfuscation or payload: likely Carved artifact contains 6 eval/decoder/string-building token(s).

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