Pdf.Dropper.Agent-7263306-0 PDF malware analysis — malicious · 5a689ab785f70caa

MALICIOUS

PDF

1.4 KB

MD5: 08cffa4af4b1e22bb1135a1795ed9851 SHA-1: 5cbe8244ef8d8daf04549ab575cea29947cb99e1 SHA-256: 5a689ab785f70caaaa2abe34dc1c051fe07f9b1f99d3bc264d95dd6753bc27c6

268 Risk Score

Malware Insights

Pdf.Dropper.Agent-7263306-0 · confidence 95%

MITRE ATT&CK

T1203 Exploitation for Client Execution T1059.007 JavaScript

This PDF file contains embedded JavaScript that exploits CVE-2009-4324 by calling the media.newPlayer function. The JavaScript is heavily obfuscated but appears to be designed to download and execute a second-stage payload. The ClamAV detection name 'Pdf.Dropper.Agent-7263306-0' further supports its classification as a dropper.

Machine Learning

Nyx PDF Classifier malicious score 1.0000

Heuristics 7

media.newPlayer — CVE-2009-4324 critical CVE exact CVE_2009_4324

PDF JavaScript calls media.newPlayer — CVE-2009-4324 is a use-after-free in Adobe Reader's multimedia plugin triggered by media.newPlayer(). Actively exploited as a zero-day in December 2009. (matched in decompressed stream)
PDF JavaScript exploit cluster critical PDF_JS_EXPLOIT_CLUSTER

PDF combines an executable JavaScript/action surface with exploit staging indicators such as eval/unescape/fromCharCode, XFA script content, or a related CVE pattern. Benign form JavaScript remains low-severity, but this correlated cluster is high-confidence malicious behavior.
ClamAV: Pdf.Dropper.Agent-7263306-0 critical CLAMAV_DETECTION

ClamAV detected this file as malware: Pdf.Dropper.Agent-7263306-0
unescape() call high PDF_UNESCAPE

unescape() found — often used to decode shellcode in PDF JS exploits (matched inside decoded stream)
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.
Suspicious extracted artifact info 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.

Extracted artifacts 3

Files carved from inside the sample during analysis.

Filename	Kind	Source	Size
`javascript_obj111111_000.js` `6d796530541bbec61d859d0042a06f72b75c22035ea3def01b1e666e33ea0841`	pdf-javascript-stream	PDF /JS object 111111 at offset 0x160	1240 bytes
Detection ClamAV: No threats found Obfuscation or payload: likely Carved artifact contains 1 eval/decoder/string-building token(s). Carved artifact contains 1 long base64-like blob(s).
`javascript_obj111112_001.js` `89c2ad8e411e25ce34b2306c4177654b4ff02c4e6dd2a77bb664a143e8347d12`	pdf-javascript-stream	PDF /JS object 111112 at offset 0x47D	251 bytes
`combined_document_js_000.js` `5dc0bb7f475a524873808c1728db2764e95bc5a49d6cabcda8f4305ac8be850c`	deobfuscated-js	combined document JavaScript streams at offset 0x160	1492 bytes
Detection ClamAV: No threats found Obfuscation or payload: likely Carved artifact contains 1 eval/decoder/string-building token(s). Carved artifact contains 1 long base64-like blob(s).

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