Malicious PDF — malware analysis report

Static analysis result for SHA-256 002bb53417dc5f05…

MALICIOUS

PDF

33.4 KB Created: 2020-08-24 20:00:13 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2026-05-08
MD5: 770c678832ad830f0c852a1d6a13d110 SHA-1: 91713259510048bfeabde6ed734ff3f3d8d14d64 SHA-256: 002bb53417dc5f051f25fb3d6f6cdde2e6dbd23d1566506fe73ad2d01bfb5c14
194 Risk Score

Malware Insights

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

This PDF file contains multiple embedded links, with a primary redirector pointing to 'https://ttraff.cc/pify?keyword=new+heinemann+maths+5+answers'. The document body, though heavily obfuscated, also contains this URL, suggesting a phishing or scam lure. The presence of numerous PDF links, many pointing to Shopify domains, indicates a link farm strategy 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.cc/pify?keyword=new+heinemann+maths+5+answers In PDF document text
    • http://files.happy-wife-spirit-life.com/uploads/1/3/1/4/131437669/2741350.pdfIn PDF document text
    • http://files.thoughtfullyseeking.com/uploads/1/3/0/7/130775970/mowexe_mabutejupe.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/1/0437/2715/9448/files/sonda_vesical_tecnica.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/0637/7632/files/agarose_gel_preparation.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0437/9354/7424/files/property_casualty_exam_secrets_study_guide.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0433/5842/1142/files/risk_analysis.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0435/5942/0063/files/exercicios_analise_combinatoria_concursos.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0429/1349/7251/files/bangor_revision_guide_gcse_physics.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0429/9948/0473/files/23114999164.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/1551/1968/files/pokemon_mystery_dungeon_gates_to_infinity_rom.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/1283/2931/files/32714167569.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0440/2728/1558/files/veterinary_microbiology_and_microbial_disease_download.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 2

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_off00004591.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x4591 5076 bytes
SHA-256: b2b7482f05942b454570293e59cfef80f2ba7e941a48bce0b7a0c28246d1f976
font_01_sfnt_off000056b9.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x56B9 10080 bytes
SHA-256: 77a54dc344330ec079c3c0b16976dc687b2aabe1cf3e91b236348a0261ab6b3a

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