Malicious PDF — malware analysis report

Static analysis result for SHA-256 74ddfa2317d97cd1…

MALICIOUS

PDF

12.6 KB
MD5: 5fdbcf8d4d49f71a17de972e17ad4774 SHA-1: 75235729d71d8aa71d711c9fc7ef59f543941eb3 SHA-256: 74ddfa2317d97cd14228851310bfc09fbdb13facd0065e3a700cec41bb3e9f8d
76 Risk Score

Malware Insights

MITRE ATT&CK
T1059.001 PowerShell T1204.002 Malicious File

The PDF file contains embedded JavaScript, identified by heuristic firings PDF_JAVASCRIPT and PDF_JS. ClamAV detection indicates the file is malicious, specifically Win.Trojan.Agent-36280. The embedded JavaScript is likely responsible for downloading and executing a secondary payload, a common technique for malware delivery.

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
fd724201dc0b4ec0731f6d2d1e1824cdbe29e71ea5c403315de3aeb2a2dd6b2e		 pdf-javascript-stream PDF /JS object 76 at offset 0x383 11736 bytes

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