Malicious PDF — malware analysis report

Static analysis result for SHA-256 db2a2a34c9745f3b…

MALICIOUS

PDF

65.9 KB Created: 2020-08-26 23:31:25 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2026-05-08
MD5: 48b09a3d54c72b8a2949ccca05abfb3b SHA-1: 5dd225dfb559264fafba02fb82057730f0565951 SHA-256: db2a2a34c9745f3b240fe956a64ab10c27c13644ef325aec0af325d6110213c4
194 Risk Score

Malware Insights

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

The PDF file contains a link to a known malicious redirector, ttraff.com, disguised as a manual. This redirector likely leads to a malicious payload or phishing page. The document body and heuristics indicate a lure using a product manual title to entice clicks on the malicious link. The presence of numerous PDF links, many pointing to Shopify, suggests a link farm or SEO poisoning tactic to obscure the malicious destination.

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=sony+mex+xb100bt+manual In PDF document text
    • http://zifefobew.louisianagrainhistory.com/uploads/1/3/0/8/130873822/rubufiwoja_femeg.pdfIn PDF document text
    • http://files.singingsawpress.com/uploads/1/3/2/6/132681836/1935263.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/1/0429/6137/1290/files/turorugojiremevif.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0430/1278/4277/files/niwik.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/2023/0564/files/zzp_administratie_excel_template.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0436/3649/0398/files/arab_byzantine_relations_in_early_islamic_times.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0438/4486/2114/files/53848077823.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0429/9853/0201/files/44753216777.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/1955/0370/files/12349351561.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0438/1035/7405/files/calendrio_2020_brasil.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0437/7149/4554/files/chemical_reaction_engineering_book_download.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/6529/4491/files/les_avitaminoses.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/5345/7320/files/cambridge_english_advanced_3_student_s_book_with_answers.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0434/1327/4780/files/waribolagijak.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 3

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off0000ae45.bin pdf-font-stream PDF embedded font (sfnt) at offset 0xAE45 3036 bytes
SHA-256: a48d22fddad769174f6cc2006f0bb329dd603d48a9a2adfad7e6325620a2dc0f
font_01_sfnt_off0000b90e.bin pdf-font-stream PDF embedded font (sfnt) at offset 0xB90E 5164 bytes
SHA-256: 8aa8e8d3a484bb70ec5d819cbda6ed2b807cae3b4182f9f71a3989e7b7013cc0
font_02_sfnt_off0000ca9b.bin pdf-font-stream PDF embedded font (sfnt) at offset 0xCA9B 15764 bytes
SHA-256: cac862e73321834c97047ee12197050c798c5c234c2b0e1c6a0e5cd5028eeba6

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