PDF malware analysis — malicious · 454c9d2e8e7dd9f7

MALICIOUS

PDF

2.7 KB Created: 9877-01-01 Authoring application: 7481

MD5: 1c09d484b5ddd6740cecc438c1037d4e SHA-1: 69b2e2b53926c477ea5a9a90888982d8a3a9c694 SHA-256: 454c9d2e8e7dd9f793b40248000cc72c9af232066fc019883868fba62e8c11fe

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 'Pdf.Exploit.Agent-36014' strongly suggests this is an exploit. The embedded JavaScript file 'javascript_obj0013_001.js' shows signs of obfuscation, typical of malware attempting to hide its malicious actions. The primary attack pattern involves leveraging a PDF vulnerability to run this script, likely to download and execute a secondary payload.

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` `ef450ac1493fa4cffd2409191caaf3baa0b33b9b6bdbad3666b057b723ba42a9`	pdf-javascript-stream	PDF /JS object 13 at offset 0x328	4805 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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