PDF malware analysis — malicious · a8572cc0b723cb32

MALICIOUS

PDF

2.7 KB Created: 5929-01-01 Authoring application: 2383

MD5: 441431bc05d4f494292de7c926d0b6c4 SHA-1: 5482fe8cb48704bf7a94f3eea9274bbf3dad14e8 SHA-256: a8572cc0b723cb32501881cbe045361de017b056a419b7d804e51d7be596f2c4

96 Risk Score

Malware Insights

MITRE ATT&CK

T1059.001 PowerShell

The PDF contains embedded JavaScript, indicated by the PDF_JAVASCRIPT and PDF_JS heuristics. ClamAV detected this as Pdf.Exploit.Agent-36014, suggesting it exploits known PDF vulnerabilities. The embedded JavaScript, identified as javascript_obj0013_001.js, shows signs of obfuscation and hex escape sequences, typical of exploit delivery mechanisms. The script likely attempts to download and execute a second-stage 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` `7f5fcc67c0c6b07565b6d690e826a709673d6f2dab1f2f58a40a943d8ea50abb`	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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