PDF malware analysis — malicious · 39d3f08c07621d99

MALICIOUS

PDF

2.7 KB Created: 7107-01-01 Authoring application: 9623

MD5: 2ea95318ec5796a75eccb436c9952dba SHA-1: 4aca269b3270744882d6448fa4d20bbd7d9b1da6 SHA-256: 39d3f08c07621d999c0de40f097c8078e5b1bde1491b2d666bb14538a58c86db

96 Risk Score

Malware Insights

MITRE ATT&CK

T1059.001 PowerShell

The PDF file contains embedded JavaScript, indicated by the PDF_JAVASCRIPT and PDF_JS heuristics. ClamAV also detected it as Pdf.Exploit.Agent-36014. The embedded JavaScript is obfuscated, suggesting it is designed to download and execute a second-stage payload. The extracted file 'javascript_obj0013_001.js' shows signs of hex escape obfuscation and script obfuscation.

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` `c08e4ccad980b29915ffcb3df18fc83c95772cf69d95b5da2af06b262c3911bc`	pdf-javascript-stream	PDF /JS object 13 at offset 0x328	5132 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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