PDF malware analysis — malicious · 3f803f0125893f63

MALICIOUS

PDF

3.2 KB

MD5: ff172c7a55cb34adc93a857b17131888 SHA-1: db6c3927f397e1d4828614b166df89ae6276ae85 SHA-256: 3f803f0125893f63c0bc8cdad9a665cdc8e47d2c3ca3bc84daeb61e4c40e57da

106 Risk Score

Malware Insights

MITRE ATT&CK

T1059.001 PowerShell T1204.002 Malicious File

The file is a PDF identified as malicious by ClamAV and a machine learning classifier. It contains embedded JavaScript, which is a common technique for exploiting PDF vulnerabilities. The embedded JavaScript is likely responsible for executing a malicious payload, as indicated by the 'Pdf.Exploit.Agent-36121' ClamAV detection name.

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` `8ef55cc783493e7e09cbde28bd57d21ae4edd18d7b86eefa77790e72f5d9ac69`	pdf-javascript-stream	PDF /JS object 7 at offset 0x9C4	450 bytes

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