Malicious PDF — malware analysis report

Static analysis result for SHA-256 b938a265c5da6b4d…

MALICIOUS

PDF

3.2 KB
MD5: 1693cc135cb6b10dbb5cbc793e366db7 SHA-1: b63f7852d3dc83611ca6572b2909843a12fb92e4 SHA-256: b938a265c5da6b4da356d7ff31862874e027a53c234ff9deb3e11c1cc71d91a0
76 Risk Score

Malware Insights

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

The file is identified as a malicious PDF by ClamAV with the signature Pdf.Exploit.Agent-36121. Static analysis revealed embedded JavaScript, indicating an attempt to exploit a vulnerability within the PDF reader. The JavaScript is likely responsible for executing a 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 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
javascript_obj0007_000.js
d55f79b93e48ddcf3400002d2790f6ed808d082b44281243b3b85c4e2a3f6ad1		 pdf-javascript-stream PDF /JS object 7 at offset 0x9D2 463 bytes

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