Malicious PDF — malware analysis report

Static analysis result for SHA-256 94256fb3ce338808…

MALICIOUS

PDF

12.5 KB
MD5: 46cf0091ffa95aff2656178a85711c60 SHA-1: c56ecd126b2ea115f97731592c31f3f250135a37 SHA-256: 94256fb3ce338808cd3b58fb3912b25d34474771ae76487cefd3dabc6fd722fb
76 Risk Score

Malware Insights

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

The PDF contains embedded JavaScript, indicated by heuristic firings for PDF_JAVASCRIPT and PDF_JS. ClamAV detection identifies it as Win.Trojan.Agent-36281, suggesting it's a known malware variant. The embedded JavaScript is likely responsible for the malicious behavior, potentially downloading or executing further payloads.

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
86659c7d35c54c39dd0fa183453f989c083b234f97f5ddb60327c1806c364d79		 pdf-javascript-stream PDF /JS object 76 at offset 0x369 11644 bytes

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