Malicious PDF — malware analysis report

Static analysis result for SHA-256 2a9ea6af025badbd…

MALICIOUS

PDF

12.5 KB
MD5: 6b012defbd84937d3f7bb757874dfc4a SHA-1: 7bec0c4efe4539a857346983c7a9b9004a06d0a7 SHA-256: 2a9ea6af025badbd57a9e32c7856abcc3303f4ee55e476f03fd274d018b09bd7
76 Risk Score

Malware Insights

MITRE ATT&CK
T1059.007 JavaScript

The PDF file contains embedded JavaScript, indicated by multiple heuristic firings. This JavaScript is likely intended to perform malicious actions, such as downloading and executing a secondary payload, as suggested by the ClamAV detection of Win.Trojan.Agent-36281. The large size of the embedded JavaScript stream further supports its potential for complex malicious functionality.

Heuristics 3

  • ClamAV: Win.Trojan.Agent-36281 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Win.Trojan.Agent-36281
  • 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_obj0076_000.js
079101bd885095836a7887a4cd349b90f083ce56f42836955db0e73096e62976		 pdf-javascript-stream PDF /JS object 76 at offset 0x369 11651 bytes

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