PDF malware analysis — malicious · 084076ab72e91498

MALICIOUS

PDF

16.2 KB Created: 2010-03-05 15:19:50 Authoring application: Laxiwoveja

MD5: 2e680f38146fe0c7a3a73cafd12edc90 SHA-1: 57d3c6a0bcc396bc22ae0886797004421aa7dc31 SHA-256: 084076ab72e914980d2f2701474edfe3ef7611d6de2fa17cb7f532c2f0b2aa21

106 Risk Score

Malware Insights

MITRE ATT&CK

T1059.007 JavaScript T1203 Exploitation for Client Execution T1566.001 Spearphishing Attachment

The file is identified as malicious by ML classifiers and ClamAV, with specific detection as Pdf.Exploit.Agent-36066. Heuristics indicate the presence of embedded JavaScript, which is a common method for exploiting PDF vulnerabilities to achieve code execution. The large size of the embedded JavaScript stream suggests it is likely responsible for downloading and executing a further stage of malware.

Machine Learning

Nyx PDF Classifier malicious score 1.0000

Heuristics 3

ClamAV: Pdf.Exploit.Agent-36066 critical CLAMAV_DETECTION

ClamAV detected this file as malware: Pdf.Exploit.Agent-36066
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_obj0022_000.js` `22e7b9b95199cc294a88baec03e968aa698abb89fdbf202e98b946c7b2639771`	pdf-javascript-stream	PDF /JS object 22 at offset 0x30AF	971255 bytes

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