PDF malware analysis — malicious · 919f2fa168073acd

MALICIOUS

PDF

2.7 KB Created: 9778-01-01 Authoring application: 4496

MD5: d225e57133eec2dfc0e1d048742a136f SHA-1: 61d488e3de17b30192ebbe2a886a0818e63fa715 SHA-256: 919f2fa168073acd2194ea284d822c0906d47bd9d3a594aa8d13d53290892868

96 Risk Score

Malware Insights

MITRE ATT&CK

T1204.002 Malicious File: User Execution: 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 file 'javascript_obj0013_001.js' is likely responsible for the malicious behavior, potentially downloading and executing a secondary payload. The document body is unreadable, but the presence of JavaScript and the ClamAV signature point to an exploit-based attack.

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` `49f0077d7e20bbae99588c04fca470a8d788b510213d9411f0e8d9a0ba13d65a`	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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