Malicious PDF — malware analysis report

Static analysis result for SHA-256 599b13a8a458ca36…

MALICIOUS

PDF

3.9 KB
MD5: cc51b8ab8e96fde0cd8cb7d34ac6f240 SHA-1: 36c05a4f37fff73c1a43368e8f138294c18bd06e SHA-256: 599b13a8a458ca363b797b2082f69c4a6dce903b795a94e8ba9950b84707b618
106 Risk Score

Malware Insights

MITRE ATT&CK
T1204.002 Malicious File

The file is a PDF identified by ClamAV as Pdf.Exploit.Dropped-90 and flagged by an ML classifier as highly malicious. The embedded HTTP GET request suggests an attempt to download a second-stage payload from a remote server. The XFA form and embedded file heuristics further indicate a malicious structure designed for exploitation.

Machine Learning

  • Nyx PDF Classifier malicious score 1.0000

Heuristics 3

  • ClamAV: Pdf.Exploit.Dropped-90 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Exploit.Dropped-90
  • Embedded file low PDF_EMBEDDED
    PDF embeds a file attachment — could carry an executable or another weaponised document as a nested payload
  • XFA form low PDF_XFA
    PDF uses XML Forms Architecture — can contain script logic

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