Malicious PDF — malware analysis report

Static analysis result for SHA-256 d4ba7aee757794e8…

MALICIOUS

PDF

12.4 KB
MD5: 42f042bf798605f396f7d4a796202b41 SHA-1: a31a297d55015d1e8b943536539c44fafb32889e SHA-256: d4ba7aee757794e85b8acb0bc43342c49acaef69fec0cee6c7917003507944ad
76 Risk Score

Malware Insights

MITRE ATT&CK
T1204.002 Malicious File: User Execution: Malicious File

The PDF file contains embedded JavaScript, indicated by multiple heuristic firings. ClamAV detection confirms this as a malicious Trojan agent. The embedded JavaScript is likely responsible for executing the malicious payload, although its specific actions are not detailed in the provided evidence.

Heuristics 3

  • ClamAV: Win.Trojan.Agent-36280 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Win.Trojan.Agent-36280
  • 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
5988ec69c2a419ac2e62056978dc77127f770816c7910fb8858854e2fd8239f0		 pdf-javascript-stream PDF /JS object 76 at offset 0x383 11560 bytes

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