PDF malware analysis — malicious · 3c0b56bd4e6c6a9c

MALICIOUS

PDF

2.7 KB Created: 257 Authoring application: 6473

MD5: 618efe59ab38537a467801d9cbfbcfe4 SHA-1: 860bdc15fa844389a5d6f07f04be0e77307f3c97 SHA-256: 3c0b56bd4e6c6a9cd78bef7be73970d127b9f0064810ab1194e6b1d6dcb59dc6

96 Risk Score

Malware Insights

MITRE ATT&CK

T1059.001 PowerShell T1566.002 Spearphishing Attachment

The PDF file contains embedded JavaScript, indicated by the PDF_JAVASCRIPT and PDF_JS heuristics. The ClamAV detection 'Pdf.Exploit.Agent-36014' strongly suggests this is a known exploit. The extracted JavaScript file shows signs of obfuscation, typical for attempts to hide malicious code. The primary attack vector is likely the execution of this embedded script upon opening the PDF, aiming to exploit a vulnerability.

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` `8ee725b309cd6cf0041d3be82d5c0cf2244e64fbcf5483adf144a5325b112525`	pdf-javascript-stream	PDF /JS object 13 at offset 0x328	4780 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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