PDF malware analysis — malicious · e90d82a7612f630f

MALICIOUS

PDF

6.6 KB Authoring application: Tisilarehaue (via 03620Tibedegabala)

MD5: f7db416f58f9ad94491b3323ea677f37 SHA-1: 236c5b48c36c722bedadb6abe222273598a83798 SHA-256: e90d82a7612f630fd9e5ae1004f9c2756e8789c89bc22629861e9b6d10364307

106 Risk Score

Malware Insights

MITRE ATT&CK

T1059.001 PowerShell T1204.002 Malicious File

The PDF was flagged by ML classifiers and ClamAV as malicious, specifically detecting an exploit (Pdf.Exploit.Agent-36142). The presence of embedded JavaScript actions and streams indicates that the PDF is designed to execute code. This JavaScript likely serves to download and execute a secondary payload, a common technique for initial access.

Machine Learning

Nyx PDF Classifier malicious score 0.9987

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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