Malicious PDF — malware analysis report

Static analysis result for SHA-256 068b89c2624cc5c3…

MALICIOUS

PDF

53.9 KB Created: 2020-08-23 15:08:39 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2026-05-09
MD5: 9f410287a005e28d1952ef3a00451743 SHA-1: c1d8a35f582cc93d9bef17771c72965fc18fdc06 SHA-256: 068b89c2624cc5c36eb1124e54751ac6528bb8568f06e5293129ca0c3e842e72
194 Risk Score

Malware Insights

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

This PDF file was identified as malicious by an ML classifier and contains numerous links to external resources, many of which are part of an SEO link farm designed to appear as free downloads. The primary redirector URL, https://ttraff.ru/pify?keyword=public+policy+analysis+models+pdf, is flagged as malicious. The document body, though heavily obfuscated, contains this same redirector URL, suggesting the intent is to drive traffic to malicious infrastructure under the guise of providing a document.

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=public+policy+analysis+models+pdf In PDF document text
    • http://files.rootandbranchcollective.com/uploads/1/3/0/8/130874197/4176001.pdfIn PDF document text
    • http://vanab.sparky3d.com/uploads/1/3/0/8/130874493/bubizafoledivom_woxifurog_gamowarufaw.pdfIn PDF document text
    • http://files.eisenhowertheater.org/uploads/1/3/1/6/131637307/fiwumafijowitugelegu.pdfIn PDF document text
    • http://diredogi.butternutconsultants.com/uploads/1/3/0/8/130814058/23cc42.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/1/0429/7211/9193/files/ximipegali.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0429/3319/0823/files/24210229563.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0434/4266/7676/files/292120781.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/6200/9755/files/38539917899.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0434/6360/6429/files/bowuxivavosopojediv.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0429/8709/4177/files/xikijufitipijamenoxug.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0459/1216/2453/files/kapipezojabesi.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0429/0704/1958/files/topukazibiwexibivuvut.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0435/5181/7883/files/17892170300.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0428/3616/4774/files/luzajojovorabu.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/4837/8280/files/moxukojepamomunovadevoni.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0435/1347/9320/files/vokonofepitaf.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 6

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_off00009578.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x9578 5448 bytes
SHA-256: 8dd2d20cce45b93717998d9bd71e9cee3f576b17c2793757a4258d3762a4bf0e
font_01_sfnt_off0000a7e3.bin pdf-font-stream PDF embedded font (sfnt) at offset 0xA7E3 10156 bytes
SHA-256: 81c0562d6d97b59b1486e0c44c3c185c5563e491ecad8442cfd3757fb51a5797

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