Malicious PDF — malware analysis report

Static analysis result for SHA-256 46232879f49fd388…

MALICIOUS

PDF

86.6 KB Authoring application: LibreOffice First seen: 2026-05-08
MD5: 9735e925d8332b935afb3f339e25c189 SHA-1: 8775e9fc0505628a3e630c36db4867db96d00313 SHA-256: 46232879f49fd388f26dccd0d9937f8cbfee263f5d660efaa85baea8c091f13f
152 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment T1059.001 PowerShell

The PDF file contains a large number of embedded URLs pointing to other PDF files hosted on various domains. This behavior is indicative of a link farm or a distribution mechanism for further malicious content, as suggested by the 'PDF_SEO_LINK_FARM' heuristic and ClamAV detection as 'Pdf.Phishing.TtraffRobotInstall'. The ML classifier also strongly flagged this PDF as malicious.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9999

Heuristics 3

  • ClamAV: Pdf.Phishing.TtraffRobotInstall-7605656-0 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Phishing.TtraffRobotInstall-7605656-0
  • Small PDF contains mass external PDF link farm critical PDF_SEO_LINK_FARM
    Small PDF contains many clickable external PDF links, mostly clustered on one host. This matches generated SEO/link-farm PDF carriers used to route users into malicious or unwanted-software delivery chains, rather than a normal document citation pattern.
  • 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://instaadz.com/uploads/1/3/0/6/130639792/718983.pdf In PDF document text
    • http://guemeschannelembroidery.com/uploads/1/3/0/3/130312969/kokinazikaparaxot.pdfIn PDF document text
    • http://northidahostrainedhorses.com/uploads/1/3/0/5/130541743/rifuleluka.pdfIn PDF document text
    • http://vancouverislandpremiumhardcandy.com/uploads/1/3/0/5/130550825/fugirij-tosewezator-migenoda.pdfIn PDF document text
    • http://thevegantravels.com/uploads/1/3/0/4/130489222/7197514.pdfIn PDF document text
    • http://nailsbyrose.nl/uploads/1/3/0/6/130603945/0dd5c.pdfIn PDF document text
    • http://tierisch-tragbar.de/uploads/1/3/0/6/130639792/gunelujif-silazefimute-pesaz.pdfIn PDF document text
    • http://spdcpa.ca/uploads/1/3/0/4/130478295/9b23c5fd197.pdfIn PDF document text
    • http://lakisgr.com/uploads/1/3/0/2/130289322/fowaxijuk.pdfIn PDF document text
    • http://sauerlandhypotheek.nl/uploads/1/3/0/2/130289658/9cfc64e.pdfIn PDF document text
    • http://daystarmicrophones.com/uploads/1/3/0/5/130539329/1209772.pdfIn PDF document text
    • http://montecarloproductionsmagazine.com/uploads/1/3/0/4/130476672/130476672.html#antenatal+steroids+rcog+guidelinesIn PDF document text
    • http://dejavu.sourceforge.netIn PDF document text
    • http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text

Related samples 8

Ranked by shared artifacts, heuristics, extracted URLs, CVEs, and signatures.

Full JSON: related samples API

Extracted artifacts 2

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off000013ec.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x13EC 10312 bytes
SHA-256: 65fb42ea3e585b0a3afd00bb3e9854fff605834a5f73c5814bd88568c970e306
font_01_sfnt_off0000815f.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x815F 16036 bytes
SHA-256: ddc6c38a5929b263b215a5b0c7aa8b1a409f146866f06980111f9f21a6232bf4

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