Malicious PDF — malware analysis report

Static analysis result for SHA-256 3532124c282fa2c2…

MALICIOUS

PDF

43.6 KB Created: 2020-08-20 01:20:13 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2026-05-09
MD5: e4f8f25583510afa3ea0aebe962334f6 SHA-1: dbaa7a3af44aae18ea1abd596fd73917a7a1d3a6 SHA-256: 3532124c282fa2c287a3a3a1159406846aff499a32560a7d7d8e378c6e04c368
194 Risk Score

Malware Insights

MITRE ATT&CK
T1566.002 Spearphishing Attachment T1204.001 Malicious Link T1059.001 PowerShell

The PDF contains numerous embedded links, with a critical heuristic firing indicating a malicious redirector. The document body, though heavily obfuscated, contains the URL 'https://ttraff.cc/pify?keyword=catholic+catechism+book', which is the primary malicious indicator. This URL is likely used to redirect the user to a malicious site, potentially for phishing or malware delivery. The presence of many Shopify links suggests an attempt to blend in with benign 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=catholic+catechism+book In PDF document text
    • http://files.squareonegoodsco.com/uploads/1/3/2/8/132815154/tasawaz.pdfIn PDF document text
    • http://files.rosemarysgardenhouston.com/uploads/1/3/1/1/131164386/3459725.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/1/0430/4162/0119/files/emotional_status_marathi_video.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0427/7587/1654/files/38966529781.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0434/1517/5317/files/nipubazepizamo.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0436/6336/0153/files/physics_textbook_class_11_maharashtra_board.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0435/2720/9120/files/budget_constraint.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0433/3328/8088/files/88426159492.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/1368/4891/files/96865345431.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0428/7276/6631/files/big_data_hive_tutorial.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/3039/6574/files/coordinate_graphing_worksheets_4th_grade.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0440/8170/9206/files/anonymity_and_confidentiality_in_research_ethics.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0428/7509/3159/files/24105136402.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0427/5827/5238/files/93708653598.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_off00006deb.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x6DEB 5052 bytes
SHA-256: 3833a5edfa09e46c179eaf93eed0ca4d09e19ecaa645bbaf1bcce0641773c325
font_01_sfnt_off00007ef9.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x7EF9 10144 bytes
SHA-256: 1d2e3925f0ffcf87972a1ef311164c9fffbbab95e12dc9aa8ff378cc44a83376

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