PDF malware analysis — malicious · 35840115b8d150fd

MALICIOUS

PDF

3.2 KB

MD5: f9a53441100849feaf4e07439cfef42f SHA-1: 0bb5da1c790d5a5bdc265be936ea0714e08a4b14 SHA-256: 35840115b8d150fdae234d8f8098525eba72fe596da006594213938204c1a821

106 Risk Score

Malware Insights

MITRE ATT&CK

T1059.001 PowerShell T1204.002 Malicious File

The PDF was flagged by a machine learning classifier with high confidence and detected by ClamAV as Pdf.Exploit.Agent-36121, indicating it contains an exploit. Embedded JavaScript was also detected, which is commonly used in malicious PDFs to execute exploits or download further payloads. The lack of readable document body text suggests the content is primarily for exploitation rather than social engineering.

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` `752d5fa508d24d4068b88881ad790c54e90538280ed6c2e47713142068890824`	pdf-javascript-stream	PDF /JS object 7 at offset 0x9D8	431 bytes

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