Malicious PDF — malware analysis report

Static analysis result for SHA-256 550ee46daef7d136…

MALICIOUS

PDF

33.5 KB Created: 2020-08-18 14:59:14 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2026-05-08
MD5: 6191322a09ff1548367707eb374af91d SHA-1: c272fd7c80d6a910a9dc8a419c568e1550d33627 SHA-256: 550ee46daef7d136107de16cc5e62889e54aa24c1da8aaa06503dd9d88e4d051
194 Risk Score

Malware Insights

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

The PDF document contains a heuristic firing for a malicious redirector link, directing users to a URL that appears to be part of a link farm. The document body, though heavily obfuscated, contains the same malicious URL and several other URLs hosted on Shopify and other domains, suggesting a content-luring or SEO-based distribution strategy. The primary malicious URL is https://ttraff.cc/pify?keyword=afterglow+xbox+one+controller+guide, which is likely used to redirect users to further malicious content.

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=afterglow+xbox+one+controller+guide In PDF document text
    • http://girezafo.mazopublishers.com/uploads/1/3/1/8/131856080/9885688.pdfIn PDF document text
    • http://files.cmc-tam.org/uploads/1/3/1/4/131438056/mikevuxogesewe_defofojusogezu_muxagamigik_kizedezudexilum.pdfIn PDF document text
    • http://files.dmuenter.com/uploads/1/3/1/3/131381946/4811932.pdfIn PDF document text
    • http://files.erasingculturalgenocide.ca/uploads/1/3/1/6/131636978/rolewugusi.pdfIn PDF document text
    • http://files.tsipros.us/uploads/1/3/0/8/130874284/bezopos_topifukir_finogoxul_kaxutogojagamo.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/1/0428/5887/2998/files/55077737410.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0429/2355/7030/files/sem_microscopy.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0450/5636/0600/files/holy_bible_in_english_free_download.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/5936/3488/files/dfinition_de_l_analyse_swot.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0433/0687/7080/files/boruxunijutaki.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0434/0373/9294/files/95878020816.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0437/1467/4841/files/webpage_to_chrome_addon.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_off000046b2.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x46B2 5088 bytes
SHA-256: 28bc5e6bb636ed4526e5310fd5a87f288f35fe7496d564270e979ad0d346cf4d
font_01_sfnt_off00005829.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x5829 9808 bytes
SHA-256: bd905574bb20888890d469663c27f30cda868ec5b851865c9bb2d32f31875761

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