Malicious PDF — malware analysis report

Static analysis result for SHA-256 f60c36367ab3b6ec…

MALICIOUS

PDF

42.6 KB Created: 2020-08-01 17:11:18 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2026-05-08
MD5: 98988ca5e7f22f58f0cea2e9c7a295b4 SHA-1: ade590a4774eca2aa0418a53754bb7c250001fce SHA-256: f60c36367ab3b6ec231b04347f2f3d3b5962fef5f4dde36196ae8247ccbbc088
194 Risk Score

Malware Insights

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

This PDF document functions as a link farm, embedding numerous URLs, predominantly hosted on Shopify, likely for SEO manipulation or to obscure malicious destinations. One critical URL, https://ttraff.com/pify?keyword=ikr+meaning+in+text, is identified as a malicious redirector. The ML classifier strongly supports the malicious nature of this PDF.

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=ikr+meaning+in+text In PDF document text
    • http://files.portlandraindance.com/uploads/1/3/1/4/131483154/tidax_juwifu.pdfIn PDF document text
    • http://files.chiarracjoseph.net/uploads/1/3/0/7/130738596/zevurifobu.pdfIn PDF document text
    • http://files.rabbijonathanshulman.com/uploads/1/3/1/3/131398123/ae3e9e6ae6414ec.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/1/0428/0716/5095/files/kibuketukidozisubifibese.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0433/0687/7080/files/nidosavexurirevinuno.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0434/9476/8802/files/10413091408.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0434/0026/5878/files/under_the_dome_stephen_king.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0433/5930/5880/files/setebemalonupiximivabiwa.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0428/4419/2935/files/jilukewaledupu.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0434/6436/0100/files/gazadileg.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0428/4314/4355/files/kosiverig.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0441/1283/8808/files/4662889297.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0429/6825/2565/files/geravajazugolofid.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0440/6145/8597/files/wopizomuzibi.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0430/7232/3737/files/sonezolaguvilunu.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0435/3051/8682/files/76948716201.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0434/1796/0604/files/86519608827.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/5083/5878/files/doxojovikusexusajora.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 5

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_off0000692b.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x692B 4864 bytes
SHA-256: ade0951f79cf570e7e4faa617b470a2890468478b287d1d10defc32909765404
font_01_sfnt_off000079a8.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x79A8 10440 bytes
SHA-256: 41188423f7206878e82195a5d9b9fdb7378cad14e6d4e86f2dba9de0f453b0c2

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