Malicious PDF — malware analysis report

Static analysis result for SHA-256 6ab03fa899c875e2…

MALICIOUS

PDF

40.8 KB Created: 2020-08-03 05:47:40 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2026-05-08
MD5: 4e10b1099f32b246919ec412cd7c7528 SHA-1: 7dd4c01d3a2a00cbd99726b4ec823f684078d429 SHA-256: 6ab03fa899c875e2481b99401340fec4c8c2973d21a9f62ed8f01470002605b7
202 Risk Score

Malware Insights

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

This PDF document contains numerous links, many pointing to Shopify domains hosting other PDFs, forming a link farm. The primary redirector URL, 'https://ttraff.com/pify?keyword=gotham+font+free', is flagged as malicious and likely serves as a lure for users seeking free fonts, potentially leading to a phishing or malware download site. The ML classifier strongly supports the malicious verdict.

Machine Learning

  • Nyx PDF Classifier malicious score 1.0000

Heuristics 6

  • 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.
  • Visual download / call-to-action button lure low SE_DOWNLOAD_BUTTON
    Document contains a call-to-action phrase ('Click here to download', 'Download Now', etc.) — low-signal unless other findings point to a malicious workflow
  • 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=gotham+font+free In PDF document text
    • http://files.slansing.org/uploads/1/3/0/7/130738636/lupukibupebuwet_rujaziwevelamos_pagaroro_faratujafowajer.pdfIn PDF document text
    • http://files.aquaelementeliquid.com/uploads/1/3/2/7/132712214/vojemubabo-givisawalo.pdfIn PDF document text
    • http://files.alidwyerofficial.com/uploads/1/3/0/8/130874204/zoxozikabol.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/1/0429/7093/9541/files/tonom.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0428/9835/8432/files/98223768302.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0430/6187/0746/files/komemin.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0430/6151/0293/files/46885538365.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/6332/8411/files/duguneximefuko.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0430/8808/5145/files/netizogetoxol.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0434/5239/9777/files/ligupaxipoz.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0433/0445/2246/files/legasuvil.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0428/3308/4575/files/jotabipazu.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0433/7447/7473/files/80743589422.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0434/0187/1512/files/gidekopafexapotomenunis.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/0041/3856/files/168803633.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 6

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_off000064bb.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x64BB 4828 bytes
SHA-256: 860b0676ab55d9cf3154f6b24f11f006b7a2ee2a7884f89e24218f2a2303dc1e
font_01_sfnt_off000074fb.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x74FB 9836 bytes
SHA-256: bdd6a610e572fb3449dc89b0b4527c93416f6429a1cc1840beaec6a87f99dfac

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