PDF malware analysis — malicious · b1edcbfa32316370

MALICIOUS

PDF

2.7 KB Created: 1467-01-01 Authoring application: 9127

MD5: e9fd7101e8d86b62271a6fa10b7fd6d1 SHA-1: ec34b2601449d53139eeeb4b2c3bc883e06a293d SHA-256: b1edcbfa323163706e700c4f4c9ff0f8e0560ccc22f733610a60b6faa365cfb8

126 Risk Score

Malware Insights

MITRE ATT&CK

T1059.001 PowerShell T1204.002 Malicious File

The PDF was flagged as malicious by ML classifiers and ClamAV, indicating it contains an exploit. Heuristics indicate the presence of JavaScript, which is often used to download and execute secondary payloads. The extracted artifact 'javascript_obj0013_001.js' is likely part of this malicious execution chain.

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` `abf8ff9e6c2f42bf5b4d7eaaff77b26c44277bfb0c8fffc265672f86cf1fddad`	pdf-javascript-stream	PDF /JS object 13 at offset 0x328	4793 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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