PDF malware analysis — malicious · ea903583f148a4c7

MALICIOUS

PDF

2.8 KB

MD5: 301a4a17f85eee65158aad105ba0e2ad SHA-1: 28f3318c04fb885322b3e81ef271d257f90d170a SHA-256: ea903583f148a4c7b867d2bbf31ae93d583654361ef09f022363b6ce5614722c

118 Risk Score

Malware Insights

MITRE ATT&CK

T1059.001 PowerShell T1204.002 Malicious File

The PDF file contains embedded JavaScript, which is triggered by the CVE-2009-4324 vulnerability (media.newPlayer). The JavaScript stream includes an eval() call, indicating obfuscated code execution. This suggests the PDF is designed to exploit this vulnerability to run malicious scripts, likely for further payload delivery.

Heuristics 5

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.
eval() call high PDF_EVAL

eval() found — commonly used for obfuscated exploit execution
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 2

Files carved from inside the sample during analysis.

Filename	Kind	Source	Size
`javascript_obj0005_000.js` `55a65b15b51fe84829e45d596825da056b72520186d1b839b7ec1eaeb528e4e3`	pdf-javascript-stream	PDF /JS object 5 at offset 0x117	2337 bytes
Detection ClamAV: No threats found Obfuscation or payload: likely Carved artifact contains 4 eval/decoder/string-building token(s). Carved artifact contains 1 long base64-like blob(s).
`javascript_obj0005_001.js` `4e3679ee7e51b9a1bec8cdc486d5b63bf55e0e31c910c831bf616e117d835101`	pdf-javascript-stream	PDF /JS object 5 at offset 0x117	247 bytes

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