PDF malware analysis — malicious · 2d5a040428a69fa6

MALICIOUS

PDF

2.7 KB Created: 8570-01-01 Authoring application: 3804

MD5: 4c8ed1973eca584ae242af66d89f6a8c SHA-1: 94864f7174786e1ad02b3e8d5edae2fec992dce7 SHA-256: 2d5a040428a69fa61d4d6f8eb0feb680701fd473ac59853107cb44f8814d18a0

96 Risk Score

Malware Insights

MITRE ATT&CK

T1059.001 PowerShell T1204.002 Malicious File

The PDF file contains embedded JavaScript, indicated by multiple heuristic firings including 'PDF_JAVASCRIPT' and 'PDF_JS'. The 'EXTRACTED_FILE_STATIC_TRIAGE' heuristic flags this JavaScript for obfuscation and suspicious content. ClamAV also detected the file as 'Pdf.Exploit.Agent-36014', confirming its malicious nature. The embedded JavaScript is likely responsible for exploiting a vulnerability within the PDF reader 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` `0501782440f8e25f75d6efbe52a8e06f5ff1ff518e013243eb1fdb302a7aa396`	pdf-javascript-stream	PDF /JS object 13 at offset 0x328	4800 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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