PDF malware analysis — malicious · 2da82573f01e7f9c

MALICIOUS

PDF

2.7 KB Created: 1964-01-01 Authoring application: 6206

MD5: d7f673b50077d4a7fb3a29a08aa55650 SHA-1: 56a7a5eba91004b24250079cdc85f57d35bbbfd9 SHA-256: 2da82573f01e7f9c94fb18201c8843128999392f2b0a237ddbb25b77f22a50fb

126 Risk Score

Malware Insights

MITRE ATT&CK

T1059.001 PowerShell

The PDF contains embedded JavaScript, indicated by multiple heuristic firings and the presence of an extracted JavaScript file. ClamAV detected this as 'Pdf.Exploit.Agent-36014', suggesting it exploits known PDF vulnerabilities. The ML classifier also strongly flagged it as malicious. The JavaScript likely attempts to download and execute a second-stage payload.

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` `94ba7ca1bc641f71788739a5f4c403440ee0b845f577f2a2887471c51f630b57`	pdf-javascript-stream	PDF /JS object 13 at offset 0x328	4764 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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