Malicious PDF — malware analysis report

Static analysis result for SHA-256 bbd0c7fe3cbd3599…

MALICIOUS

PDF

36.2 KB Created: 2020-08-28 03:02:01 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2026-05-09
MD5: d0d95aee57461fda44f6bc19151a83bf SHA-1: 91b9ceae1c6bcc85ec78f6cbd16241fb186d23af SHA-256: bbd0c7fe3cbd3599213e31a96a79a10a2c217239096efed0a0f4f7b5ff17c4f8
194 Risk Score

Malware Insights

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

The PDF contains multiple embedded links, including one pointing to a known malicious redirector infrastructure at `ttraff.com`. This suggests the document is designed to trick users into clicking the link, likely as part of a phishing or scam campaign. The presence of numerous Shopify links, some with numeric slugs, indicates an attempt to create an SEO link farm for malicious purposes.

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=introduction+to+law+beth+walston+dunham+pdf In PDF document text
    • http://files.collmanphotography.com/uploads/1/3/1/4/131409037/bikegosifalol-lejazowi-zufibabi.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/1/0433/4383/9385/files/47032844735.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0438/4037/2896/files/laboratory_technician_job_description.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0434/0583/6438/files/appliance_factory_parts.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/7039/8357/files/97569869973.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0430/9359/0177/files/4361262043.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0433/0687/7080/files/wijabogose.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/9209/0784/files/thalia_life_story.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/1322/6143/files/96749566500.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0435/5381/6728/files/milofomudixaviguduto.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/3049/4878/files/18169333537.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0440/3593/2310/files/kapatavigasorur.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0435/0499/2408/files/3569738443.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 2

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off00004f03.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x4F03 5564 bytes
SHA-256: 69061c7ce7fc01bc837b409ab2bfbf2f419a2de6d0be6cd5fd47f8fb86c29993
font_01_sfnt_off000061c9.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x61C9 10012 bytes
SHA-256: 0f0d8c6811571dd2a80de902a04caaac8205cb3484e1569ffa1cc4a1081bf255

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