PDF malware analysis — malicious · 422f2185c997afc4

MALICIOUS

PDF

3.2 KB

MD5: bde61360b35d45649767444fd14d96fb SHA-1: b9a7644ed1b9c91dd0da1aeca483346b40eeb319 SHA-256: 422f2185c997afc4c57aea9f1244c84e03cacd7556527fbe06e66218543036d1

76 Risk Score

Malware Insights

MITRE ATT&CK

T1059.001 PowerShell T1204.002 Malicious File

The PDF file contains embedded JavaScript, indicated by the PDF_JAVASCRIPT and PDF_JS heuristics. ClamAV detected this as Pdf.Exploit.Agent-36121, suggesting it's a known exploit. The embedded JavaScript is likely responsible for executing malicious code, potentially downloading a second-stage payload. However, the script content was not provided, limiting the ability to reconstruct specific IOCs or definitively determine the family.

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` `55d588eadb5c663d668bfb64633374433330bd132f09126d9dcf06a93f6ec0e8`	pdf-javascript-stream	PDF /JS object 7 at offset 0x9C4	470 bytes

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