Malicious PDF — malware analysis report

Static analysis result for SHA-256 17d2d7e468931ae1…

MALICIOUS

PDF

46.0 KB Created: 2020-08-05 03:12:05 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2026-05-08
MD5: 5b1b666b8ae704763cbe949b96e82f3a SHA-1: efc0ef2b949f66726b88d6aa01e02d15397e9552 SHA-256: 17d2d7e468931ae1a1aab682c6cae19c19537927ed39c723cb9449e09c722c76
194 Risk Score

Malware Insights

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

The PDF contains multiple heuristics indicating malicious redirector links, specifically pointing to 'ttraff.com'. The document body, though heavily obfuscated, contains the URL 'https://ttraff.com/pify?keyword=bohemian.+rhapsody+piano+pdf', suggesting a lure for users to download content. The presence of numerous external PDF links, many pointing to Shopify domains, indicates a link farm strategy to obscure the malicious redirector.

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=bohemian.+rhapsody+piano+pdf In PDF document text
    • http://files.lyndonstatesga.com/uploads/1/3/0/7/130776850/fifigiwozikexa_wudekikasudajaz.pdfIn PDF document text
    • http://files.nicuawareness.org/uploads/1/3/0/7/130775310/e6d4976752be2e0.pdfIn PDF document text
    • http://files.destinationdelicious.com/uploads/1/3/0/7/130775106/kizakuvorejaxo.pdfIn PDF document text
    • http://www.ascendercorp.com/In PDF document text
    • http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
    • http://www.daltonmaag.com/In PDF document text
    • https://cdn.shopify.com/s/files/1/0430/6288/6554/files/24276036539.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/7193/8461/files/danuxodavuxidefo.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/3459/0878/files/aparajita_stotram_in_oriya.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/4418/3970/files/48104240526.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0438/2598/7734/files/zilaxogu.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0433/0687/7080/files/faramerujinusopuko.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0428/5900/4070/files/70831898582.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/6578/6006/files/62096624960.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0428/7679/7081/files/19214250581.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0437/8542/0949/files/88425957690.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0440/4215/8245/files/megipesikis.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/3088/8094/files/84043220764.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 7

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

Full JSON: related samples API

Extracted artifacts 3

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off000068df.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x68DF 5140 bytes
SHA-256: 16d4f76d021d57364efd6401ce55853ca71d9f2abf0fedef8e5d415e8847e202
font_01_sfnt_off00007a2e.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x7A2E 10180 bytes
SHA-256: 597ec6ac1e346e1454901daa7c63cabc6f55372c0df341a8f13c69852b4b821b
font_02_sfnt_off00009d09.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x9D09 4324 bytes
SHA-256: 1062cd8ddf90f4344fa193b395386d5669df1a952e5759311ca261a71931f361

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