Malicious PDF — malware analysis report

Static analysis result for SHA-256 a35962553c48b2cd…

MALICIOUS

PDF

3.2 KB
MD5: ba7fd7424fb1cd125f7fa44eb502db19 SHA-1: c7739a10fd0606a5c05fb4f6c854f4c23be02178 SHA-256: a35962553c48b2cd20c8883293257bbaaad5a665e858c7169145c820f5dd268d
76 Risk Score

Malware Insights

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

The PDF file contains embedded JavaScript, indicated by the PDF_JAVASCRIPT and PDF_JS heuristics. ClamAV detection as Pdf.Exploit.Agent-36121 further confirms its malicious nature. The embedded JavaScript is likely responsible for exploiting a vulnerability within the PDF reader to execute arbitrary code, leading to the observed malicious behavior. No document body text was available for analysis.

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
f5b208212f5a4e2f5ef0bef02e16bc2e9ffd4c4ffbf8f1d0caa677afe6ce97f3		 pdf-javascript-stream PDF /JS object 7 at offset 0x9C6 490 bytes

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