PDF malware analysis — malicious · fa0d25bc53686fa3

MALICIOUS

PDF

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

MD5: a85a528e7aa1a3c9a7ab7131f980de58 SHA-1: 335875d018595432881712ee512038fd3d2be5be SHA-256: fa0d25bc53686fa3f8089b01058a32291094c851c60830b994f30b7a8afb2d55

108 Risk Score

Malware Insights

MITRE ATT&CK

T1204.002 Malicious File: Malicious File

The PDF file was flagged as malicious by ClamAV and an ML classifier, indicating a high likelihood of exploit. Embedded JavaScript, identified as 'javascript_obj0013_001.js', was detected, suggesting the file's purpose is to execute arbitrary code. The JavaScript stream is the primary mechanism for delivering the malicious 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` `7c3f41d79606ff144aa7cc6315daf8237330f4ffcd486acbb77e128c874d8b59`	pdf-javascript-stream	PDF /JS object 13 at offset 0x328	4057 bytes
Detection ClamAV: No threats found Obfuscation or payload: likely Carved artifact contains 6 eval/decoder/string-building token(s).

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