Pdf.Dropper.Agent-7306086-0 — PDF malware analysis

Static analysis result for SHA-256 ceddb7e4ab97fe9c…

MALICIOUS

PDF

1.1 KB
MD5: c7619673faf8558657bc32cce918f284 SHA-1: b01f8495beff170f7f79ade1adca59010b8c9941 SHA-256: ceddb7e4ab97fe9cfa2eaa32a4427b17e32fa59642cbd5e0532bee058c9265f2
178 Risk Score

Malware Insights

Pdf.Dropper.Agent-7306086-0 · confidence 95%

MITRE ATT&CK
T1059.001 JavaScript T1204.002 Malicious JavaScript

The file is a PDF containing embedded JavaScript, indicated by the PDF_JAVASCRIPT and PDF_JS heuristics. The critical CVE_2009_4324 heuristic and the PDF_UNESCAPE call suggest exploitation of a known vulnerability to run this script. The ClamAV detection name 'Pdf.Dropper.Agent-7306086-0' further confirms its malicious nature as a dropper. The embedded JavaScript is likely responsible for downloading and executing a second-stage payload, a common dropper behavior.

Heuristics 6

  • 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.
  • ClamAV: Pdf.Dropper.Agent-7306086-0 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Dropper.Agent-7306086-0
  • unescape() call high PDF_UNESCAPE
    unescape() found — often used to decode shellcode in PDF JS exploits
  • 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 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
javascript_obj0006_000.js
3b30db3db729c68d68083092fe6d55c71805c14301b99d0c5c4ea07e1f112859		 pdf-javascript-stream PDF /JS object 6 at offset 0x19B 457 bytes
Detection
ClamAV: No threats found
Obfuscation or payload: likely
Carved artifact contains 1 eval/decoder/string-building token(s).

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