Pdf.Dropper.Agent-7212869-0 — PDF malware analysis

Static analysis result for SHA-256 5404dbfe7d17a536…

MALICIOUS

PDF

4.6 KB Authoring application: Ziixojobouope
MD5: e3e8e016122a64d370a8b6d218b3137e SHA-1: 69590b0b260254ec289ccef400e08eae32cbe4e5 SHA-256: 5404dbfe7d17a536bac873e9f7e474e1d902f6502ab5e89e335e15eca38d6857
108 Risk Score

Malware Insights

Pdf.Dropper.Agent-7212869-0 · confidence 99%

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

The file was detected as malicious by ClamAV with the signature Pdf.Dropper.Agent-7212869-0. Static analysis revealed embedded JavaScript, indicated by the PDF_JAVASCRIPT and PDF_JS heuristics. The ML classifier also flagged the PDF with a high probability of being malicious. The embedded JavaScript is likely responsible for downloading and executing a second-stage payload.

Machine Learning

  • Nyx PDF Classifier malicious score 1.0000

Heuristics 3

  • ClamAV: Pdf.Dropper.Agent-7212869-0 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Dropper.Agent-7212869-0
  • 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_obj0011_000.js
01072c4bc37b874dad0eb6f98a7bff8a2daf59a509f4d548c87ac32051ac17a8		 pdf-javascript-stream PDF /JS object 11 at offset 0xCB9 1439 bytes

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