Malicious PDF — malware analysis report

Static analysis result for SHA-256 d80336a70eb444ef…

MALICIOUS

PDF

32.1 KB Created: 2020-08-22 01:03:38 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2026-05-09
MD5: b5821c10950c60da9e969e403ee3a28c SHA-1: 1db89e3535f0710fed2a06d86cad528bed9acb37 SHA-256: d80336a70eb444efa017776f65a267691dcfd1f59c75b807973b0680e385fd6f
194 Risk Score

Malware Insights

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

The PDF contains a large number of embedded links, many pointing to Shopify domains, but one critical link directs to a known malicious redirector. The document body, though heavily obfuscated, contains the malicious URL and references to movie downloads, suggesting a lure. The ML classifier strongly flagged this PDF as malicious, supporting the conclusion that it is designed to redirect users to harmful 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=beiimaan+love+full+movie++mp4+filmywap In PDF document text
    • http://vatis.ascendwellnessgroup.com/uploads/1/3/2/6/132695384/vunukijesofofat.pdfIn PDF document text
    • http://files.giniasgems.com/uploads/1/3/0/7/130775350/bikamup-zazitom-gupope-wuviwaged.pdfIn PDF document text
    • http://files.namastefarmllamas.com/uploads/1/3/2/3/132303320/bagoramofonugumexodi.pdfIn PDF document text
    • http://bajasuj.katieriffe.com/uploads/1/3/1/1/131164250/73682c91.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/1/0437/1267/5995/files/diweperibodomuxifadubax.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/9956/9829/files/ropemawasagebuwiw.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/0637/7633/files/jasuxefedemes.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0427/5604/7004/files/rejajiludidipupetab.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0428/7240/6179/files/tukaboroxuzaguv.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/6470/4662/files/nesub.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0427/3831/9527/files/spanish_to_english_dictionary_book.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0434/5911/7206/files/here_comes_honey_boo_boo_full_episodes.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0440/1093/0341/files/backdrop_banner_template.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 3

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_off000042ec.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x42EC 5164 bytes
SHA-256: 1854cc2c72f9c0e2ae298c219c1b0d6201d25a7e1548e5144d6e06626fd453fa
font_01_sfnt_off00005492.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x5492 9012 bytes
SHA-256: 19b5dd1fa038c0d0a0e9ecf0a060493dca99b5376dcac826786d22c02ef59856

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