PDF malware analysis — malicious · 2139d69910a83590

MALICIOUS

PDF

2.7 KB Created: 5312-01-01 Authoring application: 9497

MD5: 06815bb3984d56452e6610355693a2bb SHA-1: 910ca8a6546bc0db3aa41f169edc37562c02f9a1 SHA-256: 2139d69910a8359088857278b94e2f923bfd50e08ca07fcf3e0408288f035927

96 Risk Score

Malware Insights

MITRE ATT&CK

T1204.002 Malicious File Execution: Malicious Code

The PDF file contains embedded JavaScript, indicated by the PDF_JAVASCRIPT and PDF_JS heuristics. The ClamAV detection 'Pdf.Exploit.Agent-36014' strongly suggests a known exploit is present. The extracted JavaScript file, 'javascript_obj0013_001.js', shows signs of obfuscation, typical of malware attempting to hide its malicious actions, such as downloading and executing further payloads.

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` `d873efa3ce122fc0a2d41c8d4ed9bea30af5d8cde703873943335e76d135e5a9`	pdf-javascript-stream	PDF /JS object 13 at offset 0x328	4777 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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