Malicious PDF — malware analysis report

Static analysis result for SHA-256 2a2584716ffe11f2…

MALICIOUS

PDF

46.9 KB Created: 2020-08-15 04:38:52 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2026-05-08
MD5: 4a6848875b305e7889105e7aecaf1b1e SHA-1: 00c63186600624b7731d19c93c56366d87e4555b SHA-256: 2a2584716ffe11f2226463ea6797caea950d03af0106194ee83c651b5f7f4295
194 Risk Score

Malware Insights

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

The PDF file contains a heuristic firing for PDF_MALICIOUS_REDIRECTOR_LINK, indicating it points to known malicious infrastructure. Additionally, PDF_SEO_LINK_FARM indicates a large number of external links, many hosted on Shopify. The embedded URL `https://ttraff.cc/pify?keyword=minutes+of+meeting+template+free++excel` is likely intended to redirect users to malicious content under the guise of a meeting template. The document body, though heavily obfuscated, contains references to meeting templates and the malicious URL.

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.cc/pify?keyword=minutes+of+meeting+template+free++excel In PDF document text
    • http://files.shenyiacupuncture.com/uploads/1/3/1/0/131071019/xizurojirovenutidum.pdfIn PDF document text
    • http://files.faithwaybc.org/uploads/1/3/1/6/131607374/7765533.pdfIn PDF document text
    • http://files.waytogrowpreschool.org/uploads/1/3/1/3/131398244/wovetudeta.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/1/0436/3019/8937/files/65745644959.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0433/3862/9270/files/holmes_introduction_to_sociolinguistics.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/9058/3458/files/ferogebepozunimepuxefilik.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0436/9724/2280/files/45609245235.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0433/1143/1838/files/97270167436.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/0463/2992/files/52543883104.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0427/8665/2316/files/simple_definition_of_internet.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0427/9438/5575/files/40349849308.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0434/3624/5144/files/pufexiguja.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0430/8988/7396/files/rosuxumedorejekobufalizuv.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0435/8415/9903/files/john_deere_4310_manual.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0434/5508/6742/files/1501951333.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0435/5663/4785/files/80585011369.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 2

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_off00007992.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x7992 5408 bytes
SHA-256: 7400bd6fc85b89aa3d666b4528a5bcde44a94f4e77557a45122eef82d5661ab4
font_01_sfnt_off00008bee.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x8BEE 10080 bytes
SHA-256: faef314b1ed9680cbf0f53e6eeef1f6bc6cfd6ac66c2f67f5ba5a7f38f8b0e3f

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