Malicious PDF — malware analysis report

Static analysis result for SHA-256 2e46dda90f55ac2c…

MALICIOUS

PDF

39.7 KB Created: 2020-08-11 04:10:46 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2026-05-09
MD5: cf92c2743681b4fc8df25fbd41d2576e SHA-1: fe94f8a3fe91664cb57d25249810f25f5ad70cc3 SHA-256: 2e46dda90f55ac2c8479478eb2efb6c61dcbec9078d099ce731399efc3980c3c
194 Risk Score

Malware Insights

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

The PDF contains numerous embedded links, many of which point to a redirector service designed to obscure the final destination. The primary redirector URL is https://ttraff.com/pify?keyword=cursive+alphabet+chart+with+directional+arrows+pdf, which is associated with malicious activity. The document body, though heavily obfuscated, contains this URL and other Shopify links, suggesting a link farm or SEO manipulation tactic to lure users into downloading potentially malicious content. The ML classifier strongly indicated maliciousness.

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=cursive+alphabet+chart+with+directional+arrows+pdf In PDF document text
    • http://files.heramoon.com/uploads/1/3/0/8/130873922/6469462.pdfIn PDF document text
    • http://files.transcultural-care.com/uploads/1/3/1/3/131383648/riwesuji-wezadu.pdfIn PDF document text
    • http://files.manchesterlifestyleawards.com/uploads/1/3/2/8/132814241/9a9a9.pdfIn PDF document text
    • http://diredogi.butternutconsultants.com/uploads/1/3/0/8/130814058/23cc42.pdfIn PDF document text
    • http://vuxonuv.virginiaintegrativeosteopathy.com/uploads/1/3/1/4/131407005/749817119.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/1/0440/7109/2376/files/sotosaliwojitalusupax.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0428/9154/2681/files/madugorivikefedulij.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0435/1790/3008/files/49243389054.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/9373/7118/files/4641292863.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0437/5294/7873/files/32556071389.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0430/2834/9079/files/canon_eos_rebel_k2.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/5313/7576/files/94904169907.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/8354/6267/files/botw_swift_carrot.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/0063/5290/files/35508111661.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/4071/8496/files/59381814871.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/5506/2938/files/sunojupilelirajada.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0428/8842/9724/files/efftronics_interview_questions_for_ece.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0429/9508/9571/files/bearing_catalogue_skf.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

Extracted artifacts 2

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off00005413.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x5413 5440 bytes
SHA-256: 1ad6a9fff017c86b48887953a3caf756789015d085b2c6de4c520e22620d1b4d
font_01_sfnt_off00006696.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x6696 13772 bytes
SHA-256: 21a744703a0c07059fcfd80f763183a39fddcaa8a4712e7408bf2ae58b90279b