PDF malware analysis — malicious · d54e1974e736c8e9

MALICIOUS

PDF

6.5 KB Authoring application: Tisilarehaue (via f3238Tibedegabala)

MD5: ecfa165c2bd72c851230ddc343572eca SHA-1: 57a8882589b9984b7cbf7f5c6f55aba563a067b5 SHA-256: d54e1974e736c8e985dfe6ef9ebd20302cf3d2e1c3bcb8f5fff661fde6d91dee

106 Risk Score

Malware Insights

MITRE ATT&CK

T1059.001 PowerShell T1204.002 Malicious Link

The PDF contains embedded JavaScript, as indicated by the PDF_JAVASCRIPT and PDF_JS heuristics. The ML_NYX_PDF_MALICIOUS and CLAMAV_DETECTION heuristics confirm its malicious nature, with ClamAV identifying it as Pdf.Exploit.Agent-36142. The embedded JavaScript is likely responsible for exploiting a vulnerability within the PDF reader to execute malicious code, which is a common attack vector for this type of document.

Machine Learning

Nyx PDF Classifier malicious score 0.9990

Heuristics 3

ClamAV: Pdf.Exploit.Agent-36142 critical CLAMAV_DETECTION

ClamAV detected this file as malware: Pdf.Exploit.Agent-36142
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_obj0010_000.js` `d4dce4f95f7146e3b127d68edf45ceb045483a205d9e9a2a53d6e6b80d83b663`	pdf-javascript-stream	PDF /JS object 10 at offset 0x1230	1728 bytes

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