PDF malware analysis — malicious · 7df0ac1bd1effa86

MALICIOUS

PDF

2.7 KB Created: 6683-01-01 Authoring application: 7128

MD5: e2f690f0768fe4e3a36258a039d8aa28 SHA-1: 8b7a11ab86bf8903240b22779438f78dc77fd97a SHA-256: 7df0ac1bd1effa86ab0bab6c9c074dd21b30002b7c87a8d5f770774b535dac38

126 Risk Score

Malware Insights

MITRE ATT&CK

T1059.001 PowerShell T1204.002 Malicious File

The PDF file contains embedded JavaScript, as indicated by the PDF_JAVASCRIPT and PDF_JS heuristics. The ML classifier and ClamAV detection strongly suggest malicious intent, specifically identifying it as 'Pdf.Exploit.Agent-36014'. The extracted JavaScript artifact shows signs of obfuscation, typical of malware attempting to hide its payload. The primary attack vector appears to be leveraging a PDF exploit to run this script.

Machine Learning

Nyx PDF Classifier malicious score 1.0000

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` `5b9320b3f618d0689958a0d60ecd57f96bb895b57b9f3bd030a0a4ce807ec3fa`	pdf-javascript-stream	PDF /JS object 13 at offset 0x328	4798 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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