PDF malware analysis — malicious · b4b45f969522b3ed

MALICIOUS

PDF

12.4 KB

MD5: b52d82c237beb3181d80dfdef78842e9 SHA-1: 842be0a7f4cf3fbb32b0fd4545868140fd0e1e93 SHA-256: b4b45f969522b3edd89d4dbd0e5c6c545ec8e918544aa228110dc592d0a4bf3e

106 Risk Score

Malware Insights

MITRE ATT&CK

T1204.002 Malicious File: Malicious File

The PDF file was flagged by multiple heuristics, including a critical ClamAV detection for 'Pdf.Exploit.Agent-36723' and a high ML score. It contains embedded JavaScript, indicating an attempt to execute malicious code upon opening. The primary attack vector appears to be exploiting a PDF vulnerability to run this script, likely to download and execute a secondary payload.

Machine Learning

Nyx PDF Classifier malicious score 1.0000

Heuristics 3

ClamAV: Pdf.Exploit.Agent-36723 critical CLAMAV_DETECTION

ClamAV detected this file as malware: Pdf.Exploit.Agent-36723
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_obj0076_000.js` `686ee9ea8cfc448b84623272b41f7e443b2bc6453b0cd5749716f5a44989336d`	pdf-javascript-stream	PDF /JS object 76 at offset 0x369	11549 bytes

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