PDF malware analysis — malicious · cd8733674e5d1a8c

MALICIOUS

PDF

2.7 KB Created: 4293-01-01 Authoring application: 9292

MD5: d558b6a38bf6d89835e73dbaf2054924 SHA-1: 48277a3c3eff4a19c214efe701152e7b56cc14f6 SHA-256: cd8733674e5d1a8c06798f277e796581f83f9e7cfd7e3dcf82d4bf7421ad7b1f

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 ClamAV detection 'Pdf.Exploit.Agent-36014' strongly suggests a known exploit. The embedded JavaScript, although obfuscated, is flagged as suspicious due to hex escape obfuscation and script obfuscation indicators. This JavaScript is likely responsible for exploiting a vulnerability within the PDF reader to execute malicious code.

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` `62ad21bbe3b4317a94f2578bee9cf3fd364efff4fb169f0e46e2b3c26ed91b70`	pdf-javascript-stream	PDF /JS object 13 at offset 0x328	4810 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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