PDF malware analysis — malicious · 76dfa0402987bd82

MALICIOUS

PDF

2.7 KB Created: 4209-01-01 Authoring application: 6498

MD5: b32f31a6afb1839a18420b38e8ce5bfa SHA-1: bc60afd2f18a68fa5d34b94ab1485dfc8ee775a4 SHA-256: 76dfa0402987bd82c425cd6c1bb91fa3de8df93eafe173b58c67408cef2769dd

96 Risk Score

Malware Insights

MITRE ATT&CK

T1059.001 PowerShell 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 a known exploit. The extracted JavaScript file, 'javascript_obj0013_001.js', shows signs of obfuscation and hex escape sequences, typical of exploit delivery mechanisms. The primary attack pattern involves leveraging these embedded scripts to execute malicious code.

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` `288c7e389d273103b8a9b4bb366cd34f31d15d5faae88fdd96e87b6bc92f0f1d`	pdf-javascript-stream	PDF /JS object 13 at offset 0x328	4804 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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