PDF malware analysis — malicious · d79a221328248b27

MALICIOUS

PDF

2.7 KB Created: 9539-01-01 Authoring application: 9083

MD5: 9fd7d60cdfc7e012f17e018c3fe1a936 SHA-1: ae7a1cb1445061e15feecb858c122911945f1427 SHA-256: d79a221328248b2756e2c5ac079cc66a9922e5655f60ffd60281abb74331c561

96 Risk Score

Malware Insights

MITRE ATT&CK

T1059.001 JavaScript/JScript

The PDF file contains embedded JavaScript, indicated by the PDF_JAVASCRIPT and PDF_JS heuristics. ClamAV detection as Pdf.Exploit.Agent-36014 further confirms its malicious nature. The embedded JavaScript is likely responsible for executing the exploit, though its specific actions are not detailed in the provided evidence. The file's metadata and structure are consistent with a malicious PDF dropper.

Heuristics 4

ClamAV: Pdf.Exploit.Agent-36014 critical CLAMAV_DETECTION

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

Filename	Kind	Source	Size
`javascript_obj0013_001.js` `70a8dd916d88fa057958c7fd2970501656c2244ff148e54fd2fc39f8bc7f5184`	pdf-javascript-stream	PDF /JS object 13 at offset 0x328	4783 bytes
Detection ClamAV: No threats found Obfuscation or payload: likely Carved artifact contains 10 eval/decoder/string-building token(s). Carved artifact contains 3 long hex-escaped blob(s).

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