PDF malware analysis — malicious · e922e55e53ca527c

MALICIOUS

PDF

2.7 KB Created: 4358-01-01 Authoring application: 6055

MD5: c918d9e1ecfc87e5daf6198a6bc417ae SHA-1: da0ec6094c7f2539fcf66160147ea927e698438b SHA-256: e922e55e53ca527c97a85cf19e46100d5c2532535d4317db2edcb0dd883c83c8

126 Risk Score

Malware Insights

MITRE ATT&CK

T1059.001 PowerShell T1204.002 Malicious File

The PDF file was flagged as malicious by ML classifiers and ClamAV with the signature Pdf.Exploit.Agent-36014. It contains embedded JavaScript, indicated by the PDF_JAVASCRIPT and PDF_JS heuristics. The extracted JavaScript artifact, javascript_obj0013_001.js, likely contains obfuscated code designed to exploit a vulnerability within the PDF reader, leading to arbitrary code execution. The ML classifier's high confidence score further supports this assessment.

Machine Learning

Nyx PDF Classifier malicious score 1.0000

Heuristics 4

ClamAV: Pdf.Exploit.Agent-36014 critical CLAMAV_DETECTION

ClamAV detected this file as malware: Pdf.Exploit.Agent-36014
Suspicious extracted artifact medium EXTRACTED_FILE_STATIC_TRIAGE

One or more files extracted from inside this sample matched static suspicious-content checks such as script obfuscation, encoded payload blobs, packed data, or execution/download terms.
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_obj0013_001.js` `6e3fea805a43f3a9997ccaa1d901dd416713389c532130186232478b0ae71074`	pdf-javascript-stream	PDF /JS object 13 at offset 0x328	4780 bytes
Detection ClamAV: No threats found Obfuscation or payload: likely Carved artifact contains 10 eval/decoder/string-building token(s). Carved artifact contains 3 long hex-escaped blob(s).

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