Malicious PDF — malware analysis report

Static analysis result for SHA-256 1d9763cf056e2119…

MALICIOUS

PDF

36.0 KB Created: 2020-08-03 02:45:01 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2026-05-08
MD5: 83426e907d1423fe93562fd776813d04 SHA-1: 2cb60fe0ddafbc535c28dba8f7cfc99840784645 SHA-256: 1d9763cf056e2119e3c53b6255c63a3d03d6e9cce92e0208eed55bae6d49f618
194 Risk Score

Malware Insights

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

The PDF contains a critical heuristic firing for a malicious redirector link, pointing to 'https://ttraff.com/pify?keyword=honda+pilot+service+manual+pdf'. This URL is embedded within the document body, suggesting a social engineering lure to trick the user into clicking it. The presence of numerous other PDF links, many hosted on Shopify, indicates a link farm designed to improve search engine ranking for malicious content. No scripts were extracted from this sample.

Machine Learning

  • Nyx PDF Classifier malicious score 1.0000

Heuristics 5

  • PDF links to known malicious redirector infrastructure critical PDF_MALICIOUS_REDIRECTOR_LINK
    PDF contains a clickable URI to redirector infrastructure used by a known malicious PDF SEO/adware delivery campaign. These documents typically rely on user interaction and redirect chains rather than a PDF parser vulnerability.
  • 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.
  • Image lure linking to an SEO redirector (free-download phishing) high PDF_SEO_UTM_REDIRECTOR_LINK
    PDF embeds an image with little or no body text and a clickable link to a multi-word utm_term / FeedBurner-proxied SEO redirector — the 'free ebook / solution-manual / document download' phishing family that ranks for natural-language search queries and routes the user into a payload/redirect chain. The PDF carries no exploit; the risk is the linked destination. Flagged structurally (image lure + SEO redirector) so it does not depend on a ClamAV/ML signature, and regardless of how many filler text pages the lure carries.
  • Object number defined twice with different bodies info PDF_DUPLICATE_OBJ_BODY_INCREMENTAL
    The same indirect object (N G) is defined more than once with different body bytes. First-wins and last-wins readers will resolve different content, which is a parser-confusion shape used by targeted PDFs. Body-only differences are common in benign incremental updates, so severity is raised only when the duplicate carries active content.
  • 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 https://ttraff.com/pify?keyword=honda+pilot+service+manual+pdf In PDF document text
    • http://files.classyhippieteaco.com/uploads/1/3/1/4/131452997/xopolorojediz.pdfIn PDF document text
    • http://files.foundationsoffuninfirst.com/uploads/1/3/1/4/131437593/8467147.pdfIn PDF document text
    • http://files.redsandboxers.com/uploads/1/3/2/6/132695329/zovopepupunulozoful.pdfIn PDF document text
    • http://files.coastalhomeinspectionsla.com/uploads/1/3/1/3/131381363/pojotofibelisat-repuraref-nisonagufiveku.pdfIn PDF document text
    • http://jozedo.walberswickferry.com/uploads/1/3/2/7/132741555/magebuzim-robevoz-bubowog.pdfIn PDF document text
    • http://www.ascendercorp.com/In PDF document text
    • http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
    • https://cdn.shopify.com/s/files/1/0434/0816/2981/files/liwerapofonemovumetavir.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0430/2825/0781/files/jowunelazijafijaniw.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/8344/0030/files/sanborn_air_compressor.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0439/9667/6254/files/general_chemistry_fourth_edition.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0428/5281/0911/files/xenamoxataroke.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0430/5253/1869/files/58859820164.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0427/7387/2807/files/69489927889.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/3049/4878/files/94264423574.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0430/7759/9383/files/malutarazoxakilozijebe.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0435/2717/6344/files/buwewes.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0435/3641/6936/files/sememebovuwowowejariwan.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0438/1461/7250/files/va_form_21-_8951.pdfIn PDF document text
    • http://www.w3.org/1999/02/22-rdf-syntax-ns#In PDF document text
    • http://purl.org/dc/elements/1.1/In PDF document text
    • http://ns.adobe.com/pdf/1.3/In PDF document text
    • http://ns.adobe.com/xap/1.0/In PDF document text
    • http://ns.adobe.com/xap/1.0/mm/In PDF document text
    • http://ns.adobe.com/xap/1.0/rights/In PDF document text
    • http://scripts.sil.org/OFLIn 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_off00004f2b.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x4F2B 5324 bytes
SHA-256: c5224b352e296101465b79db01094134c0fdc1550d23e3e6429010b26c054990
font_01_sfnt_off00006134.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x6134 10132 bytes
SHA-256: 8c3d8b509436e422ec4e880cca54a50e2165fc348af881d33d67476faf241310

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