Malicious PDF — malware analysis report

Static analysis result for SHA-256 d94dee9eee2feb9f…

MALICIOUS

PDF

37.8 KB Authoring application: OpenOffice.org
MD5: 2a36a02542c632d567d6e7605909e1a4 SHA-1: f9ed24c3909347e1c74aac5d430481866ac63a3c SHA-256: d94dee9eee2feb9f0a202a5eedb4552ff25e5766d318baaf3c9cec0127ccfc75
152 Risk Score

Malware Insights

MITRE ATT&CK
T1566.002 Spearphishing Attachment T1059.001 PowerShell

The PDF document contains a large number of embedded links to other PDF files, a technique often used for SEO manipulation or to distribute malicious content. The ClamAV detection and ML classifier strongly indicate malicious intent, likely related to phishing or malware distribution. The document body, though partially corrupted, mentions 'Radioactive iodine therapy for thyroid', suggesting a lure to disguise the malicious links.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9999

Heuristics 3

  • 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.
  • ClamAV: Pdf.Phishing.TtraffRobotInstall-7605656-0 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Phishing.TtraffRobotInstall-7605656-0
  • 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://livelifecreations.co.uk/uploads/1/3/0/7/130775629/jovomixegugufak.pdf
    • http://thejesusmission.com/uploads/1/3/0/8/130874126/piriduwafuwafemo.pdf
    • http://musicmash.ca/uploads/1/3/0/6/130639905/bexekakip-repemejate-rivasubuwuxok-mipelaru.pdf
    • http://www.friendsoftheyaa.org/uploads/1/3/0/6/130604125/jomoninigajuvuk.pdf
    • http://dtott.net/uploads/1/3/0/7/130738846/6334932.pdf
    • http://psaudioproductions.com/uploads/1/3/0/8/130814575/sekowakoxazuv.pdf
    • http://myberrygoodlife.com/uploads/1/3/0/6/130639914/xubagalatuken_nalisetirale.pdf
    • http://feltygolf.com/uploads/1/3/0/5/130550679/4373249.pdf
    • http://fr-technology.host/uploads/1/3/0/6/130621025/1495024.pdf
    • http://pmckfunctionalfitness.com/uploads/1/3/0/6/130603785/neveriremu-rukarokeveso-kuxutanujox.pdf
    • http://huangjiayulezhinan.br3h.com/uploads/1/3/0/5/130545932/130545932.html#radioactive+iodine+therapy+for+thyroid
    • http://www.friendsoftheyaa.or

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off00003e61.bin
7f51b31888aa937355896884fdf21b9e9ef8fab2bddb4979c598fcc75f076ac8		 pdf-font-stream PDF embedded font (sfnt) at offset 0x3E61 7752 bytes

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