Malicious PDF — malware analysis report

Static analysis result for SHA-256 9d2f5409cc02eaf4…

MALICIOUS

PDF

3.2 KB
MD5: d3488e9cfa9ec962b86a5fd8634e0702 SHA-1: f292beede9881d926a7d8e036efe4cf70be2936a SHA-256: 9d2f5409cc02eaf4cabf4aaf91b72d91bc9b2eb8fae3f0170c482bb4e78c8683
76 Risk Score

Malware Insights

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

The PDF file contains embedded JavaScript, indicated by the PDF_JAVASCRIPT and PDF_JS heuristics. ClamAV detected this file as Pdf.Exploit.Agent-36121, suggesting it exploits a known PDF vulnerability. The embedded JavaScript is likely responsible for executing the malicious payload.

Heuristics 3

  • ClamAV: Pdf.Exploit.Agent-36121 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Exploit.Agent-36121
  • 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 2

Files carved from inside the sample during analysis.

FilenameKindSourceSize
javascript_obj0007_000.js
4911c4ee1a6eb505b24960fb070dad61d81ede5184c215bae838d8070c589db2		 pdf-javascript-stream PDF /JS object 7 at offset 0x9C4 456 bytes
stream_000_off00000152.bin
a8e65e5cdc52b131e7ca6c943814f18da30109510675de3b9cc0beda93651088		 decompressed-pdf-stream PDF FlateDecoded stream at offset 0x152 11738 bytes

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