PDF malware analysis — malicious · a7d1d8a938809e48

MALICIOUS

PDF

2.7 KB Created: 982 Authoring application: 6001

MD5: 3b1b692671babe44f52f94b0e71c2e76 SHA-1: c4bd79d89522e0242086122ccbab6a9e8084436c SHA-256: a7d1d8a938809e48e6c5e334586875e6ec90f583e5a2c6899e7d39205ecdfdb2

96 Risk Score

Malware Insights

MITRE ATT&CK

T1204.002 Malicious File: Malicious File

The PDF file contains embedded JavaScript, indicated by the PDF_JAVASCRIPT and PDF_JS heuristics. The CLAMAV_DETECTION heuristic identifies it as Pdf.Exploit.Agent-36014, suggesting it's a known exploit. The embedded JavaScript file, 'javascript_obj0013_001.js', is suspicious due to obfuscation indicators. This script is likely responsible for downloading and executing a secondary payload, which is a common attack vector for PDF exploits.

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` `096a8b3238f9ca45a4eb6ca3d81740f02edb58e985a56767c4370d6699dd54a0`	pdf-javascript-stream	PDF /JS object 13 at offset 0x328	4789 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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