PDF malware analysis — malicious · 74ea06d0ee88661a

MALICIOUS

PDF

1.4 KB

MD5: 1cdc18c631cbea2c100b94627009a88f SHA-1: 82a9f58c124293f91ecb2decf59c00894317a0e0 SHA-256: 74ea06d0ee88661af9afc8fefe6fcbc1e8bf8d9fc8a3a9dcb9ed22d949569f85

118 Risk Score

Malware Insights

MITRE ATT&CK

T1204.002 Malicious File

This PDF file contains embedded JavaScript, indicated by multiple heuristic firings including PDF_JAVASCRIPT and PDF_JS. The critical CVE_2009_4324 heuristic suggests exploitation of a vulnerability related to media player functionality. The JavaScript stream, identified as javascript_obj111111_000.js, likely contains obfuscated code designed to download and execute a secondary payload, a common technique for initial access.

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. (matched in decompressed stream)
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 2

Files carved from inside the sample during analysis.

Filename	Kind	Source	Size
`javascript_obj111111_000.js` `52c6d3a6f6ebd66166a05c44b307946a7dc8bdb73a8a444bb7ab7bc261fdf468`	pdf-javascript-stream	PDF /JS object 111111 at offset 0x160	1257 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` `bb62475e9771c48e7bed5bf2ad854f28b8767d360548c5855c5916ea9a15e7c2`	pdf-javascript-stream	PDF /JS object 111112 at offset 0x486	258 bytes

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