Malicious PDF — malware analysis report

Static analysis result for SHA-256 e35584ff1a26c5f9…

MALICIOUS

PDF

50.7 KB Created: 2020-08-03 14:48:15 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2026-05-08
MD5: 7fdcfbe997845e686aefd85ea20ee4bb SHA-1: f92e90709300827a8a2610663278a7f9ebc2b060 SHA-256: e35584ff1a26c5f96ccd7361da3a4ffaac9e2c2b50d0dfee1aa4afdbd2d2a102
194 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment T1204.002 Malicious Link

The PDF file contains a large number of embedded links, with the primary malicious redirector being ttraff.com. The document body suggests a lure related to 'Arduino projects ideas pdf'. The heuristic firings indicate that the PDF is designed as a link farm, likely to manipulate search engine results or to distribute further malicious content through the numerous Shopify-hosted links.

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=arduino+projects+ideas+pdf In PDF document text
    • http://files.affordablebarndoors.com/uploads/1/3/0/7/130739369/mudupire.pdfIn PDF document text
    • http://files.hometoaz.com/uploads/1/3/2/6/132696414/1456868.pdfIn PDF document text
    • http://files.patoplace.net/uploads/1/3/2/6/132681516/ramuniki.pdfIn PDF document text
    • http://files.divorcecoachaustin.com/uploads/1/3/0/7/130739510/varamunesuzopinaj.pdfIn PDF document text
    • http://files.trappersrunningclub.com/uploads/1/3/1/6/131607164/658057.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/1/0427/6859/7158/files/gugamavizekanokosejuvi.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0433/3545/0774/files/joxatoxigonaxokozufudivov.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0428/9835/8432/files/nisexabidubukov.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0428/2790/7239/files/96692139944.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0435/9415/4146/files/how_to_insert_symbols_in_google_sheets.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/6764/5857/files/rigesit.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0434/6953/7432/files/88095015422.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/3173/2132/files/14286377929.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/5575/9011/files/43584874760.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0427/9812/1119/files/pogifase.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0430/0944/1953/files/fazaxoluzojol.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0429/3964/6108/files/50640178599.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_off000089b7.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x89B7 5184 bytes
SHA-256: b2adf6e8ade6627323a2615e5d3e39dbd6a31a24a4316361ee1d95f0ace14e3b
font_01_sfnt_off00009b70.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x9B70 10056 bytes
SHA-256: eb24a064f4c21f35b4235061817425139f361e48b68116be0558312b2620ce9f

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