Malicious PDF — malware analysis report

Static analysis result for SHA-256 d11ebfd882139893…

MALICIOUS

PDF

36.2 KB Created: 2020-08-05 09:04:03 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2026-05-08
MD5: 3056f0942954ae804acf7630896fa5d6 SHA-1: 42d3ece87181e8d9bb0c8bd448356ed43764bd5c SHA-256: d11ebfd882139893f7e696dc9c8db6ef9afe67d3e7fb66f0e0ba7b7a2a845298
194 Risk Score

Malware Insights

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

This PDF document contains a large number of embedded links, many pointing to Shopify domains, but the primary link directs to a known malicious redirector. The ML classifier strongly indicates maliciousness. The document body, though heavily obfuscated, contains the malicious URL and other links, suggesting a lure to a malicious site. The presence of a link farm and a malicious redirector indicates an attempt to obscure the final malicious destination.

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=alesis+nitro+manual+pdf In PDF document text
    • http://files.hilarymurphyphotography.com/uploads/1/3/2/6/132695336/zokijader_voxale_beginop_numobibap.pdfIn PDF document text
    • http://files.adornedabode.net/uploads/1/3/1/6/131606291/lasawizutiwi.pdfIn PDF document text
    • http://files.katiegage.com/uploads/1/3/2/7/132740384/2287363.pdfIn PDF document text
    • http://files.insightcounselingc.com/uploads/1/3/0/7/130776728/wobepazox.pdfIn PDF document text
    • http://files.colordesignstudio.com/uploads/1/3/1/6/131606533/lejemo.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/1/0428/8489/0790/files/myth_and_meaning_cracking_the_code_of_culture_pdf.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0433/0687/7080/files/78649322563.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/1830/5179/files/57648300728.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0434/1442/1653/files/boy_scout_of_the_philippines_handbook.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0430/0174/1463/files/2233760171.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/3957/1616/files/abdul_kalam_books.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0429/6615/5430/files/79016878934.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/6332/0471/files/29922835032.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/1896/0541/files/29781830158.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0429/4744/4899/files/jefugazilo.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/0210/9856/files/iran_sex_pic.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0434/8831/3506/files/how_to_install_enb_new_vegas.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_off00004fa6.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x4FA6 5176 bytes
SHA-256: 53b977978ee9ed11d6396efce79c29b85d6f966f05a9b8c121929b7584220a32
font_01_sfnt_off00006129.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x6129 10280 bytes
SHA-256: ce7d9b85a08ff59e91479c0a381fcc462eef9b18a2eb220cca732b9948f29293

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