PDF malware analysis — malicious · d40160709de8f031

MALICIOUS

PDF

2.7 KB Created: 4292-01-01 Authoring application: 3320

MD5: 08276fa2287e79104e65995bce487713 SHA-1: 0c7cbfebfbdc74847c48f85cd2a83cf52f548780 SHA-256: d40160709de8f031216ba0cb82af428fedd9198e5b9bb82caad2306d8a21d5be

96 Risk Score

Malware Insights

MITRE ATT&CK

T1059.001 JavaScript

The PDF contains embedded JavaScript, indicated by multiple heuristic firings including 'PDF_JAVASCRIPT' and 'PDF_JS'. ClamAV also detected it as 'Pdf.Exploit.Agent-36014'. The embedded JavaScript, found in 'javascript_obj0013_001.js', exhibits obfuscation, suggesting it is designed to perform malicious actions such as downloading 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` `0061a6970d20d5bb2986663b42b3bd9ecdd65939bb5ddf9b31e060812b0c4861`	pdf-javascript-stream	PDF /JS object 13 at offset 0x328	4788 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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