PDF malware analysis — malicious · b3b97ad73de29a9d

MALICIOUS

PDF

12.5 KB

MD5: 098f22bd20d3efed2f3819e140b0f633 SHA-1: 624179db4b74379c303217d625a2ea7b043916fa SHA-256: b3b97ad73de29a9db71e9fc20141dd513224b60d4a1aacc3a68f91f9c6fcc54f

106 Risk Score

Malware Insights

MITRE ATT&CK

T1059.001 PowerShell T1204.002 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 indicating maliciousness. The presence of embedded JavaScript further suggests an exploit attempt, likely to download and execute a secondary payload. The specific exploit and payload are not detailed in the provided evidence.

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` `20e82bab2f799fedf9ad165983e35ddf08f3f917336d6babacb55d0fd7dab556`	pdf-javascript-stream	PDF /JS object 76 at offset 0x369	11650 bytes

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