Malicious PDF — malware analysis report

Static analysis result for SHA-256 ee98852e13ee58e1…

MALICIOUS

PDF

40.4 KB Created: 2020-08-16 20:50:25 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2026-05-08
MD5: 2d6c8c8cec755e0e22d73ee25424ed25 SHA-1: c862f8e6a7299bc9faf73d822468c76d02c0880c SHA-256: ee98852e13ee58e1f4d456e9c0f20ec19fe2093f97ad914fbdc148a0e5d6eb19
194 Risk Score

Malware Insights

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

The PDF contains a critical heuristic firing for a malicious redirector link, pointing to 'ttraff.cc'. The document body, though heavily obfuscated, contains the same URL and a reference to 'formica countertop edges', suggesting a lure. The PDF also hosts a large number of external links, many pointing to Shopify domains, which is indicative of a link farm used for SEO poisoning or distributing malicious content. The ML classifier also strongly flagged this PDF as malicious.

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=formica+countertop+edges In PDF document text
    • http://fabitane.greaterraleighchapter.com/uploads/1/3/0/7/130739629/jogulagavopu.pdfIn PDF document text
    • http://ketine.notyouraveragechurchgirl.org/uploads/1/3/1/4/131452841/98a928bbbf09b7b.pdfIn PDF document text
    • http://files.westmauir2r.com/uploads/1/3/0/7/130739062/gibat.pdfIn PDF document text
    • http://xevedoda.ourladysyork.org.uk/uploads/1/3/1/4/131407535/02c0313701.pdfIn PDF document text
    • http://files.mtbwithstacy.com/uploads/1/3/1/8/131856079/fbcd63c615b.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/1/0433/1382/3909/files/xuxizewob.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/2898/7547/files/mutenimawekis.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0429/1028/5983/files/zulunidifuwutotalulori.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0430/2818/5239/files/jikavuxuseluxinur.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0428/8852/8035/files/virus_herpes_varicela_zoster.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0430/3316/5986/files/nukudusajemejalukawel.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0436/9675/0742/files/9379640838.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0436/2692/2146/files/futokaneromefa.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/3966/1981/files/nebaguxovirutepo.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 7

Ranked by shared artifacts, heuristics, extracted URLs, CVEs, and signatures.

Full JSON: related samples API

Extracted artifacts 3

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off000051ce.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x51CE 5316 bytes
SHA-256: 2143fd1e8524fe8ebfdc448ffa3942f57d26c75f57c78efa363f2eddd7bc2c45
font_01_sfnt_off000063be.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x63BE 2384 bytes
SHA-256: 20d7741a0b943ce922d90263113f19a166f32e5fbaf9dca64da5f2fa9a4dc53b
font_02_sfnt_off00006e53.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x6E53 10948 bytes
SHA-256: 98b5d7110b5fe0fba62cc0623b75b001d17e370408bb81ed42a58508ef8ec683

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