Malicious PDF — malware analysis report

Static analysis result for SHA-256 9242456184cb5af8…

MALICIOUS

PDF

36.7 KB Created: 2020-08-19 06:05:06 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2026-05-08
MD5: 5b24253b1fb0d85c6cd39c6bcdd937cd SHA-1: 10e8643a12aae82b83f53ad3e361f8a26729c371 SHA-256: 9242456184cb5af898db7da12829eaa8701ca027c8b3be8be88499015bbb4ed3
194 Risk Score

Malware Insights

MITRE ATT&CK
T1566.002 Spearphishing Attachment T1204.002 Malicious Link

The PDF file contains a large number of embedded links, many of which point to Shopify domains, but one critical link redirects to a known malicious domain (ttraff.cc). This indicates a link farm or SEO poisoning attack designed to lure users to malicious content. The document body, though heavily obfuscated, contains the URL that triggers the malicious redirect, suggesting the intent is to lead the user to a malicious site under the guise of providing specifications.

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=android+one+mi+a2+specification In PDF document text
    • http://zufikixem.robynjwilliams.com/uploads/1/3/2/7/132712109/9b950d.pdfIn PDF document text
    • http://files.margaretdyer.org/uploads/1/3/1/1/131163718/6833916.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/8833338052.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0436/9186/8313/files/american_dad_season_12_torrent.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0448/0460/4066/files/best_hearthstone_arena_class.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0437/6068/1111/files/bankersadda_current_affairs_july_2020.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0428/0057/8723/files/7604474115.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0435/9448/1821/files/kukasiseritibigub.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0437/2611/0885/files/zomisuxotujowapeg.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0429/2971/7407/files/41009680655.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0433/8260/3927/files/87448917678.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0428/9835/8432/files/21533622499.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/1725/6603/files/vapozi.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 1

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_off00005060.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x5060 5388 bytes
SHA-256: d2203d73a555aaee671f9f6c4b2a183948017076ca04f5505ed849375917cb16
font_01_sfnt_off0000629b.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x629B 10380 bytes
SHA-256: 75aa09423ae03b84298ec2441b8fe51d27d0c921d6de5c5578a5aadaaa588b0b

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