PDF malware analysis — malicious · a284e2067042e45a

MALICIOUS

PDF

3.3 KB

MD5: ebdc3d1ed13b9c19a5c6aeb63f109c45 SHA-1: a2473067c1ebccc91561378a21ac0dd212e498b9 SHA-256: a284e2067042e45ad5b2ec3be75ec01c451388f505723b802b23f6aa9d65ad7c

108 Risk Score

Malware Insights

MITRE ATT&CK

T1059.001 PowerShell T1204.002 Malicious File

This PDF file was flagged as malicious by ClamAV with the signature Pdf.Exploit.Agent-36121. Static analysis revealed embedded JavaScript, indicating an attempt to exploit vulnerabilities within the PDF reader. The ML classifier also strongly indicated maliciousness. The embedded JavaScript is likely responsible for downloading and executing a second-stage payload.

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` `df9ab539749dd96f011c2fbf6c47e9d525a9dcb177038b3c2ec92d5d760a20e4`	pdf-javascript-stream	PDF /JS object 7 at offset 0xA85	314 bytes

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