PDF malware analysis — malicious · 207123f7416a808a

MALICIOUS

PDF

2.7 KB Created: 5605-01-01 Authoring application: 694

MD5: 3b18cd91f01844a7fef5f27977ba7afc SHA-1: d564cc76fa6d19f525025bd8070b4d18f56a2efd SHA-256: 207123f7416a808ae4a9741b12df5b6976ee00c0e17d4a9d7422fdfffaf83f8a

96 Risk Score

Malware Insights

MITRE ATT&CK

T1059.001 PowerShell T1566.001 Spearphishing Attachment T1204.002 Malicious File

The PDF file contains embedded JavaScript, indicated by the PDF_JAVASCRIPT and PDF_JS heuristics. The ClamAV detection of 'Pdf.Exploit.Agent-36014' strongly suggests it's a known exploit. The extracted JavaScript file, 'javascript_obj0013_001.js', shows signs of obfuscation, typical for malware attempting to hide its malicious actions. While the exact payload is not clear due to obfuscation, the presence of exploit code within a PDF points to an attempt to compromise the user's system upon opening the document.

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` `e4c9cd6195034279ddb526c23a983dec9ed28fe87f8ac3d3b907a792612d0551`	pdf-javascript-stream	PDF /JS object 13 at offset 0x328	4810 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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