Malicious PDF — malware analysis report

Static analysis result for SHA-256 b7e625303140e921…

MALICIOUS

PDF

97.8 KB Created: 2020-08-01 20:42:58 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2026-05-08
MD5: 76cbce16d60dcf598af565f888211b75 SHA-1: 302b80be820a49540ea08c8defbbd498b1a88d3f SHA-256: b7e625303140e921cb16b1ddbb935f254a8e683467072b42fbb517209215ed6e
194 Risk Score

Malware Insights

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

The PDF contains a heuristic firing for a malicious redirector link pointing to 'https://ttraff.com/pify?keyword=what+does+sata+stand+for'. Additionally, it exhibits characteristics of a PDF link farm, embedding numerous external links, with 'https://cdn.shopify.com/s/files/1/0433/0687/7080/files/nujogopuju.pdf' being a prominent example. The document body, though heavily obfuscated, contains the same lure text as the malicious URL, indicating a social engineering attempt to direct users to a potentially harmful site.

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=what+does+sata+stand+for In PDF document text
    • http://files.watervlietpubliclibrary.org/uploads/1/3/1/3/131381021/1659827.pdfIn PDF document text
    • http://files.js-militaria.com/uploads/1/3/1/4/131408942/gopulexosipata.pdfIn PDF document text
    • http://files.onelittlelight.org/uploads/1/3/1/4/131437172/virujovupagaji.pdfIn PDF document text
    • http://files.theglassforeststudio.com/uploads/1/3/2/7/132740756/dabav.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/nujogopuju.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0430/6285/3794/files/vovirujevezofiw.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/8708/5220/files/asics_gel_resolution_6_womens_tennis_shoe.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/0210/9856/files/34957334494.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0434/6635/8934/files/1675326456.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/0801/6027/files/46993884679.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0430/5249/9098/files/90444342226.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0428/9835/8432/files/riwemabosemuridaredexe.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/9058/3458/files/riwezenapapefujulumevu.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/4940/2024/files/90584308699.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/1270/1854/files/jinoget.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0428/5857/8086/files/94827176675.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_off00013d59.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x13D59 4976 bytes
SHA-256: d47fa7993188353f694e9bef4e76269deb0b9e6f6704e4e141296e19e958d9b6
font_01_sfnt_off00014e4d.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x14E4D 13676 bytes
SHA-256: e23681e919e34bd5e70cf982704213b9baf1f448701a4dd760abbce63a407f4a

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