PDF malware analysis — malicious · 4ff9032618ae0fc4

MALICIOUS

PDF

2.7 KB Created: 982 Authoring application: 738

MD5: 04c00fb2f1368264cffe841722ffd736 SHA-1: b452aad36cbc5c32460e99de0cddd1d8d29e2e34 SHA-256: 4ff9032618ae0fc464007d0ec5ab199175a328fd28b17f0b5c336646708e6798

96 Risk Score

Malware Insights

MITRE ATT&CK

T1059.001 PowerShell

The PDF file contains embedded JavaScript, indicated by the PDF_JAVASCRIPT and PDF_JS heuristics. The CLAMAV_DETECTION heuristic identifies the file as 'Pdf.Exploit.Agent-36014', suggesting it's a known exploit. The extracted JavaScript file exhibits obfuscation, typical of malware attempting to hide its malicious actions, which likely involve downloading and executing 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` `dfc1438843371a5b7f16fca32b1926e09a7350cac19956d007eb62fd44cd6f30`	pdf-javascript-stream	PDF /JS object 13 at offset 0x328	4795 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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