PDF malware analysis — malicious · d3abc4705b9864a1

MALICIOUS

PDF

6.5 KB Authoring application: Tisilarehaue (via be074Tibedegabala)

MD5: 2e861fe1c54c1e15d428bc3768f9bbf1 SHA-1: 47ba46e0908951bcf661e38e3fd0e90da77c2e9a SHA-256: d3abc4705b9864a1a73f0c849329187b84f69a97a0a38809ed4a9a299f63c2c9

106 Risk Score

Malware Insights

MITRE ATT&CK

T1059.001 JavaScript T1204.002 Malicious JavaScript

The critical ClamAV detection and high ML classifier score indicate malicious intent. The presence of embedded JavaScript, flagged by heuristics, strongly suggests an exploit is being used to execute arbitrary code. The JavaScript action within the PDF is the primary mechanism for this execution, likely leading to the download of further malicious content.

Machine Learning

Nyx PDF Classifier malicious score 0.9990

Heuristics 3

ClamAV: Pdf.Exploit.Agent-36142 critical CLAMAV_DETECTION

ClamAV detected this file as malware: Pdf.Exploit.Agent-36142
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_obj0010_000.js` `d4dce4f95f7146e3b127d68edf45ceb045483a205d9e9a2a53d6e6b80d83b663`	pdf-javascript-stream	PDF /JS object 10 at offset 0x1230	1728 bytes

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