Malicious PDF — malware analysis report

Static analysis result for SHA-256 3317b8064442f7d4…

MALICIOUS

PDF

49.0 KB Created: 2020-08-13 04:41:13 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2026-05-08
MD5: 389b8e1e645fc5352a211dc330a293d0 SHA-1: 37dc2329b3f113b836c676baefe555a195e9d90a SHA-256: 3317b8064442f7d4a1aea9696a62b4299f6b493ceec53ad5f449405e7790a544
194 Risk Score

Malware Insights

MITRE ATT&CK
T1566.002 Spearphishing Attachment T1059.001 PowerShell

The PDF contains numerous links, including one to a known malicious redirector at ttraff.com. The document body, though heavily obfuscated, contains text suggesting it is related to 'wordly wise 3000 book 8 lesson 9 answer key pdf', indicating a lure. The presence of multiple embedded links, many pointing to Shopify domains hosting other PDFs, suggests a link farm or SEO poisoning tactic to distribute malicious content. The ML classifier strongly flagged this PDF as malicious.

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=wordly+wise+3000+book+8+lesson+9+answer+key+pdf In PDF document text
    • http://soxavig.francesharriet.com/uploads/1/3/1/4/131406082/vadogaluxoxiwu.pdfIn PDF document text
    • http://files.beautybykayrosh.com/uploads/1/3/0/9/130969470/6773535.pdfIn PDF document text
    • http://files.rbsm.me.uk/uploads/1/3/0/7/130739621/4727843.pdfIn PDF document text
    • http://dazezewa.wisdomoftaoism.com/uploads/1/3/2/6/132681579/fuzewifiz-sufaj.pdfIn PDF document text
    • http://files.thepurposelessperfectionist.com/uploads/1/3/0/7/130775953/56c095ddd736.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/1/0449/4170/5384/files/neurologia_veterinaria.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0429/9925/1093/files/windows_xp_service_pack_2.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0428/9835/8432/files/27392185694.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0433/0687/7080/files/65496272691.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0428/9318/1095/files/20614328754.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0433/6464/7077/files/fafejifasalimapo.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0430/4004/7253/files/ya_man_anit_me.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0428/9550/7622/files/jukajegi.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0437/1415/0553/files/billie_s_bounce_tab.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0450/4230/3140/files/switzerland_rail_map.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0437/0622/0697/files/6th_grade_math_ratio_worksheets.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 4

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_off00006651.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x6651 6996 bytes
SHA-256: 0bd0ad7be69eae51cddada3e0cfba2115b3f356a4e6e1d4881b6c3ef2afd186a
font_01_sfnt_off00007e1e.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x7E1E 6100 bytes
SHA-256: 672b079044e8868e3da15bd86a76f86c60f227f608077a8a85a6a4d012989092
font_02_sfnt_off00009307.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x9307 10240 bytes
SHA-256: 5ff2aaa11e69db9330401ec5f26ea3ed57b09e0b8d5a375f520c0ea3b3761174

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