Pdf.Dropper.Agent-9448469-0 — PDF malware analysis

Static analysis result for SHA-256 670dd57751febfb6…

MALICIOUS

PDF

9.2 KB
MD5: 75d0466c9a544fcf803e12eee989bd93 SHA-1: 94571c53d685bb798f584e6f9735e48ab2346bfb SHA-256: 670dd57751febfb6999edc877f10de617d5c2499a95479cb10d83d5b6ca75352
106 Risk Score

Malware Insights

Pdf.Dropper.Agent-9448469-0 · confidence 95%

MITRE ATT&CK
T1059.007 JavaScript T1203 Exploitation for Client Execution T1566.001 Spearphishing Attachment

The PDF file contains embedded JavaScript, flagged by multiple heuristics and identified by ClamAV as Pdf.Dropper.Agent-9448469-0. The JavaScript is likely responsible for exploiting a PDF vulnerability to download and execute a secondary payload, a common dropper behavior. The ML classifier also strongly indicated maliciousness.

Machine Learning

  • Nyx PDF Classifier malicious score 1.0000

Heuristics 3

  • ClamAV: Pdf.Dropper.Agent-9448469-0 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Dropper.Agent-9448469-0
  • 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.

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
javascript_obj0069_000.js
33160d1e8386f7aa16423f23a775ae1451af37af8484d9959ab03d53b41a0ce5		 pdf-javascript-stream PDF /JS object 69 at offset 0x1BE 23585 bytes

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