Malicious PDF — malware analysis report

Static analysis result for SHA-256 07f6d3ace412b268…

MALICIOUS

PDF

28.7 KB Authoring application: Smallpdf Desktop
MD5: 9e3b8bead0a2e4cfe65d1fe8f9075bc4 SHA-1: 0b3573410a67b82b2e54849b99ef999616f8a029 SHA-256: 07f6d3ace412b2685e7ce24488f567b04afd2f539a3e35861c026327c2f8f20f
134 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment T1059.007 JavaScript

This PDF file was detected as malicious by ML classifiers and ClamAV, specifically identified as a phishing lure. The document body, though heavily obfuscated, contains URLs that likely lead to further malicious content. The heuristic 'SE_PASSWORD_ARCHIVE_LURE' indicates the document's intent to trick users into downloading an encrypted archive, a common tactic for evading security gateways.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9998

Heuristics 4

  • ClamAV: Pdf.Phishing.TtraffRobotInstall-7605656-0 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Phishing.TtraffRobotInstall-7605656-0
  • Password-protected archive handoff high SE_PASSWORD_ARCHIVE_LURE
    Document gives password instructions for an archive or attachment — often used to keep payloads encrypted until after gateway scanning
  • External URI info PDF_URI
    PDF contains an external URL action
  • Embedded URL info EMBEDDED_URL
    One or more URLs were extracted from the document. The URL itself is not a detection — see the per-URL labels for which channel (macro, JS, link annotation, document body, ...) reached each URL.
    URL http://mvcatching.com/uploads/1/3/0/6/130639552/pakozuxotare-mulubis.pdf
    • http://annafriendfilm.com/uploads/1/3/0/5/130540795/3624270.pdf
    • http://centrobrujula.com/uploads/1/3/0/4/130483302/zonurasevujoko.pdf
    • http://craigsoklahomapride.com/uploads/1/3/0/5/130539111/4450410.pdf
    • http://14445alondra.com/uploads/1/3/0/5/130551416/7378662.pdf
    • http://myentouragemusic.com/uploads/1/3/0/5/130590029/130590029.html#american+journal+of+dermatopathology+case+report

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off00001032.bin
6a9aba3a1114849e8aed28e5c1c505c349279f11c38f5560765b9c1cd1fca351		 pdf-font-stream PDF embedded font (sfnt) at offset 0x1032 7508 bytes

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