Malicious PDF — malware analysis report

Static analysis result for SHA-256 0e14eb0ebd9948ad…

MALICIOUS

PDF

45.9 KB Created: 2020-08-08 13:46:48 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2026-05-09
MD5: cf699b199dd6f409ffcf4998f2e09a6b SHA-1: 13330fbf835cf845c18f4ded9fc61d2e37d6308c SHA-256: 0e14eb0ebd9948adb2b08b7c6e8b2a0549ed3239f069d22db2538acedcb9fc41
194 Risk Score

Malware Insights

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

The PDF contains multiple embedded links, including one pointing to a known malicious redirector. The document body text and heuristics indicate a lure to download a PDF, which likely leads to further malicious content or malware. The presence of numerous external links suggests a link farm or SEO poisoning tactic to attract victims.

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.com/pify?keyword=candidiasis+bucal+ni%25C3%25B1os+pdf In PDF document text
    • http://files.fromthelighthouse.org/uploads/1/3/2/6/132695472/682935.pdfIn PDF document text
    • http://files.itsanaturalchoice.com/uploads/1/3/1/1/131163561/zabaw.pdfIn PDF document text
    • http://files.peterdurst.com/uploads/1/3/1/4/131437848/jorurojama.pdfIn PDF document text
    • http://files.trinitylutheranchurch.com/uploads/1/3/0/7/130738859/2085859.pdfIn PDF document text
    • http://files.ladybugacres.com/uploads/1/3/0/7/130739202/diwudatow.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/1/0427/9664/6556/files/wimevonuxudamaziz.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0428/9835/8432/files/mujunevuduw.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0437/7791/7079/files/nfl_schedule_week_14.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0427/9776/0668/files/palokasekew.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/0351/8882/files/toxewigujemunipetaj.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0429/8221/1733/files/php_mysql_class.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0436/9956/8795/files/budefalaj.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0434/9919/2472/files/advanced_hazmat_life_support_provider_manual.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0436/6965/1606/files/96797260799.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/3127/3365/files/dowebipiwoja.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0436/4192/9886/files/brinkman_smoker_instruction.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0433/0687/7080/files/zafitizeruzu.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/3038/8642/files/xoxitodidobujaw.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0435/9897/1038/files/vugivivokow.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_off00007267.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x7267 5312 bytes
SHA-256: 271a32cbf7b6ddefc50921f6abc18ad475e262e7a8e40f5ff3649045e00b5c99
font_01_sfnt_off00008443.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x8443 10788 bytes
SHA-256: fda45596c8a6d0cd29a653e22d1c11b440e1ce4e03ee060403e7743f8b93c400

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