Malicious PDF — malware analysis report

Static analysis result for SHA-256 3b4e1752a7f30b1f…

MALICIOUS

PDF

44.5 KB Created: 2020-08-21 03:02:38 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2026-05-08
MD5: 5f072669525aa9306b6641694441d3b4 SHA-1: 460340aa58c5333e9d9d6469f0e9cf8a00dd8313 SHA-256: 3b4e1752a7f30b1fce731bd846bfb348556493d363681ea32310091c7d6f6bee
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.com'. The document body, though partially corrupted, includes text related to 'Baillie gifford global discovery fund performance', suggesting a lure. The PDF also exhibits characteristics of a link farm, with numerous embedded URLs, including one that leads to a Shopify domain. The primary malicious IOC is the redirector URL, which is likely used to funnel victims to a malicious site.

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=baillie+gifford+global+discovery+fund+performance In PDF document text
    • http://files.pink-halo.org/uploads/1/3/0/8/130813381/7794329.pdfIn PDF document text
    • http://files.allanimalclinichattiesburg.com/uploads/1/3/0/7/130775299/venipedek.pdfIn PDF document text
    • http://vewituvup.stonechenlab.org/uploads/1/3/2/6/132695306/wilejoxaviralat_juwivupo_bekepotano_visasaz.pdfIn PDF document text
    • http://doxokodif.infantmassagenewzealand.org/uploads/1/3/0/8/130814328/75dce4e620fd2.pdfIn PDF document text
    • http://files.amhuff.com/uploads/1/3/2/6/132681359/974be3323.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/1/0427/9648/2727/files/79680787192.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0450/8762/1283/files/solving_systems_of_equations_algebraically_worksheet.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0440/4445/2005/files/best_pvp_class_6._2.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0430/9689/9733/files/tn_bill_of_sale_for_car.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/6997/2384/files/bhagavad_gita_sadhak_sanjivani_english_download.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/7973/7237/files/rofomimita.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0428/1401/3606/files/lojodoxorif.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0436/1791/0941/files/51415807175.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0429/9476/1877/files/95178081877.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0427/6004/4710/files/2613935667.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0430/4017/8333/files/how_to_compress_file.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 3

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_off00006180.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x6180 5628 bytes
SHA-256: 6f6c726b0207aa3590e560af0fb1388109df322c436a537d1978ec78fcf03adb
font_01_sfnt_off0000748a.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x748A 10032 bytes
SHA-256: aca372b616dd22f95efcfc2c3d5e80d37dfc1474c6d3f273c4d69d96cba53405
font_02_sfnt_off000096db.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x96DB 4324 bytes
SHA-256: 7f6049e5011acf0e8581793f2bc2bb947aac2929fdb77abc318b2a6155c1ef71

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