Malicious PDF — malware analysis report

Static analysis result for SHA-256 014e5f7d003e8845…

MALICIOUS

PDF

38.4 KB Created: 2020-08-08 16:55:51 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2026-05-09
MD5: e2effaa6f10104aa669e70b603268305 SHA-1: 36f42cb513a7f022fec9a81fbfa15bda3592a096 SHA-256: 014e5f7d003e8845ea696c2d7679aa17295c32a3468c734a46a1d8bea5a8fd36
194 Risk Score

Malware Insights

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

This PDF document contains numerous links, many of which point to a redirector infrastructure known for hosting malicious content. The primary lure appears to be a fake document download, directing users to a malicious URL. The ML classifier strongly indicated maliciousness, and the presence of multiple SEO-optimized PDF links suggests a link farm or phishing campaign.

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=aircraft+structural+dynamics+pdf In PDF document text
    • http://files.masasailing.org/uploads/1/3/0/8/130873921/904ca.pdfIn PDF document text
    • http://files.protectgladewatershed.com/uploads/1/3/2/3/132303312/xixojatexozufiz.pdfIn PDF document text
    • http://files.wesleymerced.org/uploads/1/3/1/1/131164358/b419f09c7.pdfIn PDF document text
    • http://files.karennirefugees.com/uploads/1/3/1/4/131437702/2359061.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/1/0433/0687/7080/files/kevaziretojigadogikoranab.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0433/6871/0300/files/18747913680.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0434/8149/7766/files/vidupimefud.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0437/7031/4903/files/93265135662.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/8140/8420/files/91943677159.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/9805/4558/files/37926044572.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0440/6706/1910/files/aether_mod_1._7_10.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/8127/7342/files/nuruwulebew.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0430/9860/3669/files/zofogevajusajikitudi.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 8

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_off00005657.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x5657 5392 bytes
SHA-256: 94ba048d7291bf56baa51325c155f2a5b0ce57f76319957ae3c2e7d8db5c3f3e
font_01_sfnt_off000068a4.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x68A4 10640 bytes
SHA-256: 6abe7a39e5555b16e244388399d8cdff8f2235ab4c495058ee1635c66cf505e9

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