Malicious PDF — malware analysis report

Static analysis result for SHA-256 6e80400a0e5e9d93…

MALICIOUS

PDF

42.4 KB Created: 2020-08-08 12:40:23 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2026-05-09
MD5: a6c8ab7169be7bf122c5192ee17ba18e SHA-1: 58dfffff6b7712309db9d894a45660840ce96d63 SHA-256: 6e80400a0e5e9d931fc84ecd578ca10b6356714c8c73c1a1580c24d2ce1cfd84
194 Risk Score

Malware Insights

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

This PDF file contains multiple embedded URLs, with a critical heuristic firing indicating it links to known malicious redirector infrastructure. The document body, though heavily obfuscated, contains references to 'Belkin n300 pdf' and the malicious URL 'https://ttraff.com/pify?keyword=belkin+n300+pdf', suggesting a phishing or scam lure. The presence of numerous Shopify links, many pointing to benign PDFs, likely serves to camouflage the malicious redirector within a larger link farm.

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=belkin+n300+pdf In PDF document text
    • http://files.careercoachradio.com/uploads/1/3/1/3/131379343/9b4ed1907cf98.pdfIn PDF document text
    • http://jukenoj.manadeesboutique.com/uploads/1/3/0/7/130776791/wegew.pdfIn PDF document text
    • http://files.dreamility.com/uploads/1/3/1/4/131406811/zigosaremiv.pdfIn PDF document text
    • http://tegaxof.reidsservice.com/uploads/1/3/1/3/131383373/gagoles.pdfIn PDF document text
    • http://files.alexmerrin.com/uploads/1/3/1/4/131453136/kagezevi-bekugokomi-nokujejedoloxaf-jevunamiv.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/1/0430/6108/4322/files/familia_cannabaceae.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0440/3570/2949/files/zuvokojedejamijek.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0433/0687/7080/files/lonuxifipepi.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0440/6870/0310/files/retirement_planning_worksheet.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0433/7103/6822/files/siroserabifamirofos.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0429/7857/4490/files/88045187428.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0433/5609/4615/files/dexexur.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0433/7837/6853/files/32296312365.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0428/1879/7724/files/public_private_partnership_philippines.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0430/3260/8921/files/54289338038.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0435/7357/5841/files/41444226875.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/1977/9742/files/fazupekelamevumavavodon.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0434/2611/9831/files/vogotipomavujesuw.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

Extracted artifacts 2

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off0000679e.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x679E 4968 bytes
SHA-256: e1c1a07fed09e7e814eeef69a145ef3e10d2f1632c1ab6be18f5a421bfc49b46
font_01_sfnt_off000078af.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x78AF 10668 bytes
SHA-256: 2eea3813cbd853efb532361e4b1fd8677dbb77e05a7066f97ee731dd73c5e07d