Malicious PDF — malware analysis report

Static analysis result for SHA-256 e24913d31a6acb3f…

MALICIOUS

PDF

50.6 KB Created: 2020-08-02 05:01:08 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2026-05-08
MD5: 6f6ad9aaeafbfae6ad2a995a434fc89a SHA-1: 61710095a21c96faeca96bfa8c621235229531f3 SHA-256: e24913d31a6acb3f76ca520541f9447601b7d98e09f0fb4c5861d343b2520fee
194 Risk Score

Malware Insights

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

The PDF file contains a large number of embedded links, many of which point to Shopify domains hosting other PDFs, suggesting a link farm for SEO manipulation or traffic redirection. One critical heuristic identified a link to a known malicious redirector at 'https://ttraff.ru/pify?keyword=bourne+idenity+soundtrack'. The document body, though heavily obfuscated, contains references to the redirector URL and other PDF links. No scripts were extracted from this sample.

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=bourne+idenity+soundtrack In PDF document text
    • http://files.tribalexperiences.com/uploads/1/3/0/7/130738921/lavurogelebug_piduzi_lesuje.pdfIn PDF document text
    • http://files.thedrewdrake.com/uploads/1/3/0/8/130814666/wuwemuzami.pdfIn PDF document text
    • http://files.almahdan.com/uploads/1/3/1/4/131437149/xefiwubuwabavewaxi.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/1/0431/6954/6395/files/tesibiliwagoxujomir.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0430/4837/0333/files/tafununubotureduvuk.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0433/0687/7080/files/nexunalazuzifoginiwaboliz.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0440/5503/6054/files/37121742286.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0430/8611/9079/files/21783005177.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0433/0926/9156/files/show_the_world_lil_bossie.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0430/4220/9945/files/heat_and_mass_transfer_4th_edition.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0430/6026/5117/files/cross_out_text_discord.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0433/0687/7080/files/30408896218.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0436/7548/4313/files/xikuvedirasopupa.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0435/7609/8975/files/najimeliwavivozif.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0429/8198/2361/files/kajizasa.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/0159/3507/files/mojatajapofekuzeg.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_off00008710.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x8710 5116 bytes
SHA-256: b225283630aece32cf103f7374fd991b96da7cf70025fcf2ab2d7dac62f40f4e
font_01_sfnt_off00009895.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x9895 10756 bytes
SHA-256: f4ebf48b4b226b7f7c13986340a63809a001fe5db047d13ee92f0095a2ad9c36

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