Malicious PDF — malware analysis report

Static analysis result for SHA-256 a4a0083335fa2fff…

MALICIOUS

PDF

12.6 KB
MD5: 4d945194f893764bbe1c0f18fc73dd63 SHA-1: e9751c366daf9b5ad6a23379228822454dc4e025 SHA-256: a4a0083335fa2ffffb0c784c126a465c65bf9fa54b38e45f293959ec3218ac28
76 Risk Score

Malware Insights

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

The PDF file contains embedded JavaScript, indicated by multiple heuristic firings. ClamAV detection confirms the malicious nature, identifying it as Win.Trojan.Agent-36280. The embedded JavaScript is likely responsible for the malicious payload execution, 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
bed3457a909c3c38b2f485a637bbf5fce1c016ae85549f3c0f25a7958600fbd5		 pdf-javascript-stream PDF /JS object 76 at offset 0x369 11797 bytes

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