Malicious PDF — malware analysis report

Static analysis result for SHA-256 57b30fa955a2ec58…

MALICIOUS

PDF

12.3 KB
MD5: 8ffa2462e0d30986ee6dd7825d880028 SHA-1: d795b6f43c02dff09958cdd82ef1364c0256ffdd SHA-256: 57b30fa955a2ec589b28ab4c456a6efdffb88f7a446ef5a6060ecb0dfad914e6
76 Risk Score

Malware Insights

MITRE ATT&CK
T1204.002 Malicious File: Malicious JavaScript

The PDF contains embedded JavaScript, indicated by multiple heuristic firings. ClamAV detection confirms this is a malicious file, identified as Win.Trojan.Agent-36281. The embedded JavaScript is likely responsible for the malicious behavior, potentially downloading and executing a secondary payload.

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
b89c344665cf4c50612ece9c8bdb2baa549bb5992a85d7a97d9a7cc347f84079		 pdf-javascript-stream PDF /JS object 76 at offset 0x369 11540 bytes

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