Malicious PDF — malware analysis report

Static analysis result for SHA-256 214d6d20c9e04edd…

MALICIOUS

PDF

46.0 KB Created: 2020-08-03 02:16:38 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2026-05-07
MD5: 053ff0274c40fc59d23be049e38d8385 SHA-1: db4a620baabad6d4b3854617513369fc74af563c SHA-256: 214d6d20c9e04edd93b7d364c9374b02d8887111085e3a1ace1301635f840a16
194 Risk Score

Malware Insights

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

The PDF document contains a large number of embedded links, many of which point to a link farm hosted on Shopify. One of the primary links, https://ttraff.ru/wb?keyword=difference%20between%20absolute%20url%20and%20relative%20url%20pdf, is identified as a malicious redirector. This suggests the document is designed to lead users to malicious infrastructure through a deceptive link farm strategy.

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/wb?keyword=difference%20between%20absolute%20url%20and%20relative%20url%20pdf In PDF document text
    • http://files.arcadiagardensllclandscapinganddesign.com/uploads/1/3/0/7/130738803/a7285ae5444630.pdfIn PDF document text
    • http://files.juniorbearbooks.com/uploads/1/3/1/3/131398091/sipajifi_bitid_juwuvixexu.pdfIn PDF document text
    • http://files.maritzavives.com/uploads/1/3/2/8/132815346/zotowelew_lotavapibo_zevubebesoden_sodagufeje.pdfIn PDF document text
    • http://files.rogerscitymarina.com/uploads/1/3/2/6/132681690/4073408.pdfIn PDF document text
    • http://files.msreeddanceclass.com/uploads/1/3/2/6/132681985/9449317.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/1/0431/1659/3312/files/wuvevolonigobidifuzidome.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0438/4089/7184/files/visepiselegivodofa.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0427/9464/7719/files/rikabesevuwat.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/6116/5723/files/fatinonefetebekomazeka.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/9812/0094/files/1496208717.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0429/7284/0090/files/fegalisikidemurizawotoxe.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0433/1231/6584/files/waperezorodobamajowas.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0430/6858/8194/files/16206435104.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0429/1959/2099/files/97387359365.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0434/4555/1271/files/8306540533.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0429/6926/8373/files/dogatagugepeja.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/1446/3394/files/8629574718.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_off00007537.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x7537 5440 bytes
SHA-256: 43dc613af9d8f16906b01db30b6fcd0ab4beb76f15b256598711de13448f501f
font_01_sfnt_off000087df.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x87DF 10104 bytes
SHA-256: 05dd7fbcc1daf52e00e22bf3806cf5e99885b4156debcf602054018d1d5e7798

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