Malicious PDF — malware analysis report

Static analysis result for SHA-256 e696cbb87918a030…

MALICIOUS

PDF

73.7 KB Created: 2020-08-10 16:54:22 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2026-05-09
MD5: e1b0a4fd87549b82b210dd2d483c479b SHA-1: 9dc042c8c1552922d7ae68efcb6042bf2d89e263 SHA-256: e696cbb87918a0303d00742bb958440bee4244bfa38b815fc726dcd9ece48d25
194 Risk Score

Malware Insights

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

The PDF contains numerous links, including one pointing to a known malicious redirector. The document body, though heavily obfuscated, contains the URL 'https://ttraff.ru/pify?keyword=edward+said+orientalism+book+pdf', suggesting a lure to download a PDF. The presence of a large number of external PDF links, many hosted on Shopify, indicates a link farm designed to improve search engine ranking for malicious content.

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.ru/pify?keyword=edward+said+orientalism+book+pdf In PDF document text
    • http://files.dustinkahoud.com/uploads/1/3/0/7/130738846/cb167a9.pdfIn PDF document text
    • http://files.loyandrus.com/uploads/1/3/2/8/132815003/591fee305e.pdfIn PDF document text
    • http://files.devonicity.ca/uploads/1/3/0/8/130814115/7eb73e37.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/1/0436/1378/2173/files/tapetajaguxewuzujo.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/9881/6150/files/fidozufulubezawof.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0433/0687/7080/files/12091312038.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0430/5905/2706/files/fusion_360_on_linux.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/6325/4944/files/93441459602.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0438/3775/1456/files/fusionner_document_en_ligne.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0434/8693/7248/files/xililopulakinesuwiwenewu.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0430/8841/2836/files/9540073773.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0430/8054/8503/files/poboniguvem.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0428/3678/7356/files/28469100206.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/5417/8216/files/90465610069.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0440/1129/0782/files/49578937393.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0447/3477/5445/files/combined_gas_law_sample_problem.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0434/1887/8114/files/98381833326.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_off0000e34d.bin pdf-font-stream PDF embedded font (sfnt) at offset 0xE34D 5440 bytes
SHA-256: adad027161eb53327109e6b89040a3e314a672fc601018f86f6cba4f4715d902
font_01_sfnt_off0000f5cc.bin pdf-font-stream PDF embedded font (sfnt) at offset 0xF5CC 10472 bytes
SHA-256: fcc2c7eefefebc1ab0a2364a9f21fffcc4684998d0c8d7be126b1de41df76798

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