PDF malware analysis — malicious · 7eb09fc9d7698938

MALICIOUS

PDF

1.4 KB

MD5: e22cd3fe0f7953645ffcbbad77d5d061 SHA-1: 5ed84d088c48884a11bcb467003bbeeb557a295f SHA-256: 7eb09fc9d76989389c1966be1daa6e0744a487b268eec04b91527c36ed4c208f

268 Risk Score

Malware Insights

MITRE ATT&CK

T1203 Exploitation for Client Execution T1059.007 JavaScript

This PDF file contains obfuscated JavaScript that exploits CVE-2009-4324 via the media.newPlayer function. The script attempts to download and execute a secondary payload. The ClamAV detection 'Pdf.Dropper.Agent-7276652-0' further supports its role 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-7276652-0 critical CLAMAV_DETECTION

ClamAV detected this file as malware: Pdf.Dropper.Agent-7276652-0
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` `f2cdef1f2e0f354549c68197f00fb49d133505a054baf73d2287dee5d09100a0`	pdf-javascript-stream	PDF /JS object 111111 at offset 0x160	1238 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` `9dd0f1330c8628ed8d4629c0f2b5ee328d333448dad47fca0ec81beff4bff73a`	pdf-javascript-stream	PDF /JS object 111112 at offset 0x47D	248 bytes
`combined_document_js_000.js` `2e27643ff61eb2a9186b7872b7d20da142dd49df9ace45684e9962da45254dc6`	deobfuscated-js	combined document JavaScript streams at offset 0x160	1487 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).

Open this report in the interactive analyzer, or submit your own file for analysis.