PDF malware analysis — malicious · b24b7cc7807a780b

MALICIOUS

PDF

3.3 KB

MD5: 2a2073741719969e274e9582debb16b2 SHA-1: 00c5626ec134bb6c8886c40a5d4e2e9162cfc5e6 SHA-256: b24b7cc7807a780b509b01eb9be8fe0ee2d4972ad2ed3818918b7d2480ce198d

108 Risk Score

Malware Insights

MITRE ATT&CK

T1059.001 JavaScript/JScript T1204.002 Malicious File

The PDF file was flagged by ClamAV as Pdf.Exploit.Agent-36121 and a machine learning classifier indicated a high probability of maliciousness. Heuristics indicate the presence of embedded JavaScript, which is often used to exploit vulnerabilities and download further malicious content. No document body text was available for analysis, but the presence of JavaScript and the ClamAV signature strongly suggest an exploit delivery mechanism.

Machine Learning

Nyx PDF Classifier malicious score 0.9999

Heuristics 3

ClamAV: Pdf.Exploit.Agent-36121 critical CLAMAV_DETECTION

ClamAV detected this file as malware: Pdf.Exploit.Agent-36121
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_obj0007_000.js` `7565f5b7798750b222316894bfe96c0418f02b456510798addcd6b58507f61e1`	pdf-javascript-stream	PDF /JS object 7 at offset 0xA85	330 bytes

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