Malicious PDF — malware analysis report

Static analysis result for SHA-256 45eed69f9e546a1d…

MALICIOUS

PDF

43.0 KB Created: 2020-08-13 21:38:51 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2026-05-08
MD5: 6a13f71ddd4878258f598cc3a5df2ac7 SHA-1: be415bb3c9e1abaee89191b94109b90b049d3635 SHA-256: 45eed69f9e546a1d479f22d68b402ae7ca306a855d4aa40b2a009ae2e5048a66
194 Risk Score

Malware Insights

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

The PDF contains numerous links, with one specifically identified as a malicious redirector. The document body, though partially corrupted, suggests a lure related to an 'Oxford law examiners report 2019'. The primary malicious IOC is the redirector URL, which likely leads to further malicious content. The presence of multiple PDF links, many hosted on Shopify, indicates a link farm strategy to improve search engine visibility 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.cc/pify?keyword=oxford+law+examiners+report+2019 In PDF document text
    • http://files.awardmusic.biz/uploads/1/3/1/3/131379991/pavexarami.pdfIn PDF document text
    • http://files.coyoteruntervuren.com/uploads/1/3/2/6/132681479/a65f40442e89c20.pdfIn PDF document text
    • http://files.alex-chien.com/uploads/1/3/1/6/131606268/8618474.pdfIn PDF document text
    • http://vusol.caricaturesbysimon.com/uploads/1/3/1/4/131453284/eaae9.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/1/0434/2936/3878/files/sazotozazosanipajamuz.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/4107/1016/files/the_admonitions_of_ipuwer.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0440/7794/0886/files/pajuvebepup.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0433/4714/8950/files/47884486356.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0433/0127/3750/files/traditional_catholic_calendar_2020.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0429/3876/1379/files/89200584405.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0434/1750/1853/files/tabela_de_aliquota_de_icms_2020.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/0601/7185/files/benefits_of_walking_in_god_s_ways.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/9661/2768/files/ribisekifolofilomi.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0429/7120/1695/files/17272582914.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/1725/6603/files/modified_waterfall_model.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/4012/8671/files/36968020745.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 8

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_off00006592.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x6592 5856 bytes
SHA-256: 865ea69ea965548dfcc45e53273ab8c3f32bde9f9223f3620879d8edb6abf9ba
font_01_sfnt_off0000798d.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x798D 10996 bytes
SHA-256: 11cf85abacdc5b0361a5d627bb8dff83cbd1ea8781b2826bfcbd46392cb2b51a

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