Malicious PDF — malware analysis report

Static analysis result for SHA-256 35e0d84b10568533…

MALICIOUS

PDF

36.0 KB Created: 2020-08-12 07:03:23 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2026-05-09
MD5: e11d7f72ef6eb2e83d04ee3d960a578b SHA-1: 1a7bdadce668455d1eb2e12235ef0d67224a44db SHA-256: 35e0d84b105685338bcb78e0de97bcf9ea3152f3cd4b2befb2909c064571c02a
194 Risk Score

Malware Insights

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

The PDF contains a malicious redirector link disguised as study material. The ML classifier strongly indicated maliciousness. The document body contains the URL https://ttraff.com/pify?keyword=barron+s+new+sat+29th+edition+pdf, which is a known malicious redirector. Additionally, the PDF contains a large number of external links, many of which point to potentially malicious domains.

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=barron+s+new+sat+29th+edition+pdf In PDF document text
    • http://kixun.4hcampohio.org/uploads/1/3/0/7/130738993/pekupekiwiti_divuve_bifimanaroxo_ninuledufixi.pdfIn PDF document text
    • http://files.eastandwestfinearts.com/uploads/1/3/1/3/131384771/4971e075c5518.pdfIn PDF document text
    • http://tuvaze.goringgaphistory.org.uk/uploads/1/3/0/9/130968996/vazubuj.pdfIn PDF document text
    • http://files.sapcrc.com/uploads/1/3/0/7/130775808/tikudov-xotusasen.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/1/0428/4815/7859/files/lowes_highland_heights_ky.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/3291/9720/files/ffxiv_damage_parser.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0433/0687/7080/files/doragewotupepefe.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/2799/6565/files/49547083773.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0430/2559/6573/files/dajebiginajak.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0429/3197/8403/files/book_of_vile_darkness_3._5.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/8728/1832/files/23654728969.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0428/4533/9814/files/gozefe.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0439/0282/8699/files/vicious_pentagram_persona_5.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0430/9375/4009/files/jedenepumigijezu.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0428/0041/4883/files/8091127202.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0430/4008/0021/files/baofeng_uv_5r_plus_manuale_italiano.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 7

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_off00004c07.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x4C07 5528 bytes
SHA-256: bdef6c1ef4eeb6d5f1cc6fbe26ae3fab68af4f024060d5d637e02c31a9f6fb39
font_01_sfnt_off00005ed9.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x5ED9 11052 bytes
SHA-256: 119110726ca9649e986744e5c9b6757f8603051bc733ed0ff7e433cb9bf04c2e

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