PDF malware analysis — malicious · 25f143535b9e6c09

MALICIOUS

PDF

2.7 KB Created: 8622-01-01 Authoring application: 475

MD5: d693435679891903d5fb11bb18baec0a SHA-1: 2435f2a5326dfb05985f84a72ca280825baa46c1 SHA-256: 25f143535b9e6c09c2c74210ccbf99068cef81b154c9e211f0c908bce42d289e

126 Risk Score

Malware Insights

MITRE ATT&CK

T1059.001 PowerShell T1204.002 Malicious File

The PDF file was flagged as malicious by multiple engines, including ClamAV which identified it as Pdf.Exploit.Agent-36014. Static analysis revealed embedded JavaScript with obfuscation indicators, suggesting it is designed to download and execute a second-stage payload. The ML classifier also strongly indicated maliciousness.

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` `160611eeb7cbfbac8f10da9b9a8ee0b1a219b2eea1c41d14ce3b81bf3c568a29`	pdf-javascript-stream	PDF /JS object 13 at offset 0x328	4748 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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