Malicious PDF — malware analysis report

Static analysis result for SHA-256 e00f34dc827a9222…

MALICIOUS

PDF

86.0 KB Created: 2020-08-07 17:03:39 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2026-05-09
MD5: ecbb0e5783724102bbe888aab4eb3be3 SHA-1: c9cf1d7cd162a826aa303a91d93ba9c67f2113e5 SHA-256: e00f34dc827a9222046d5e488c450ba4d0ae22feb26a2d2843ae909ef02f5159
194 Risk Score

Malware Insights

MITRE ATT&CK
T1566.002 Spearphishing Attachment T1204.002 Malicious Link

The PDF contains a critical heuristic firing for a malicious redirector link pointing to 'ttraff.com'. The document body, though heavily obfuscated, contains the same URL and a title suggesting a lure for 'medical ethics and deontology pdf'. This indicates the primary goal is to redirect the user to malicious infrastructure. The presence of numerous other PDF links, many hosted on Shopify, suggests a link farm or SEO poisoning tactic to increase visibility and distribution.

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=medical+ethics+and+deontology+pdf In PDF document text
    • http://files.lcrtoa.com/uploads/1/3/1/4/131453302/doparawol.pdfIn PDF document text
    • http://files.paytonpropertyservicesllc.com/uploads/1/3/1/6/131637498/2080142.pdfIn PDF document text
    • http://files.shadowwolf-studios.com/uploads/1/3/0/9/130969809/bazunidimoxipiwekaki.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/1/0433/9816/8743/files/74632693582.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/0657/4238/files/magirum.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/7853/2761/files/waf_bypassing_techniques.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0428/9835/8432/files/20424522606.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0430/8896/9882/files/63623985227.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/5575/9011/files/65302718809.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0428/9835/8432/files/sejil.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/5467/7662/files/sezedotuketus.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0428/9835/8432/files/rowogumidakedodovejizana.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0433/4492/0734/files/51707456330.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0428/0533/0083/files/21524835290.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_off00011468.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x11468 5428 bytes
SHA-256: 7d71726dd23acdd02184cd089ffda69ebdef234b9f00e3899f11fc1cef6fddd9
font_01_sfnt_off000126f4.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x126F4 10544 bytes
SHA-256: a5135adef7d86932fc42570b0f9d28c46e16e3fcd288f28c75e9fded0ef3f3fe

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