PDF malware analysis — malicious · 1fec1634f74b97a5

MALICIOUS

PDF

2.7 KB Created: 9073-01-01 Authoring application: 2177

MD5: 9ddc875e782b20ae4c4d2129ec34ac3e SHA-1: 7e2d3ef1d9f8f2c8b3e6405623f69c10ad1180d5 SHA-256: 1fec1634f74b97a5e1dac7e79e49cc0d68f51856992e8ec2559c5dfe91e154ca

96 Risk Score

Malware Insights

MITRE ATT&CK

T1059.001 Command and Scripting Interpreter: PowerShell T1204.002 Malicious Link: Malicious File

The PDF file contains embedded JavaScript, indicated by multiple heuristic firings including PDF_JAVASCRIPT and PDF_JS. The ClamAV detection 'Pdf.Exploit.Agent-36014' strongly suggests exploitation of a known PDF vulnerability. The extracted JavaScript file, 'javascript_obj0013_001.js', likely contains the malicious payload, potentially downloading and executing further stages, which is a common attack pattern for such documents.

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` `cf2787dadda2ec59080e9589c2afae31817f70fcf6d910c66eef9b45828a3c6f`	pdf-javascript-stream	PDF /JS object 13 at offset 0x328	4814 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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