Malicious PDF — malware analysis report

Static analysis result for SHA-256 239993fb801b4195…

MALICIOUS

PDF

50.7 KB Created: 2020-08-09 21:54:39 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2026-05-09
MD5: 9cf09e22c2e6fd56b6cbee576a0d6849 SHA-1: fad9504abc6cc3c605b449cf99fb4bc312b58005 SHA-256: 239993fb801b4195d04162b74ce4e31be506ab7080699d3c2fa55b9c07d57d85
194 Risk Score

Malware Insights

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

The PDF contains a mass of external links, many pointing to Shopify domains, but one critical link to `https://ttraff.cc/pify?keyword=sap+blueprint+document+pdf` is identified as a malicious redirector. This suggests the document is designed to trick users into clicking the malicious link, likely leading to a phishing page or malware download. The ML classifier strongly supports the malicious verdict.

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=sap+blueprint+document+pdf In PDF document text
    • http://rikatonu.isc-shippingconsultancy.com/uploads/1/3/1/1/131163667/7017529.pdfIn PDF document text
    • http://files.jesmicjewelry.com/uploads/1/3/1/8/131871699/5031685.pdfIn PDF document text
    • http://pojel.dryanbuford.com/uploads/1/3/1/4/131407535/wezor.pdfIn PDF document text
    • http://files.aps7.com/uploads/1/3/2/7/132740586/zasonudilinix-tirufizita.pdfIn PDF document text
    • http://www.ascendercorp.com/In PDF document text
    • http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
    • http://www.daltonmaag.com/In PDF document text
    • https://cdn.shopify.com/s/files/1/0437/6192/6293/files/genetic_algorithms_in_machine_learning.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/3173/2119/files/sociocultural_theory.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0430/0632/8995/files/33909938692.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/9802/1793/files/55391982676.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0434/5433/3093/files/15394488473.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0436/3524/5214/files/82058228820.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0437/4927/7845/files/cadmium_chloride_toxicity.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0433/4315/1272/files/totetelupaxijolaxerusok.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0437/5930/4858/files/d_d_5e_artificer.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0449/8771/1656/files/3d_reader_free.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 4

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_off00007a2d.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x7A2D 5248 bytes
SHA-256: 7ab7f36ca08f387f992a995c3a3dd0c8c70c7eed815c8ff81950726a0f280e4a
font_01_sfnt_off00008bdc.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x8BDC 10536 bytes
SHA-256: cf0ca1ea7ebedb3ca6cc3bfd2c8e44f0fe64bfee1e5631f69f2a5caa08dbc4f4
font_02_sfnt_off0000afe4.bin pdf-font-stream PDF embedded font (sfnt) at offset 0xAFE4 4324 bytes
SHA-256: b50a2106bf82917db0cd3cf88f63c5e8cc3298b343ace5cffc591b35df33d24c

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