Malicious PDF — malware analysis report

Static analysis result for SHA-256 07afcbb9c59811db…

MALICIOUS

PDF

62.6 KB Created: 2020-08-04 23:26:05 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2026-05-08
MD5: 827110d63eee1d2462547b2ce06a4305 SHA-1: 70f7c6105ad40a0c2366a03397ca0a07da8a4bcc SHA-256: 07afcbb9c59811db65c48a8f8464c45d15615b74d9e39c90a99090e93c4dcdcf
194 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment T1059.007 JavaScript

The sample is a PDF that contains numerous links, many of which point to a redirector service (ttraff.com) and then to other PDF files hosted on Shopify. The ML classifier and heuristic firings strongly indicate malicious intent, likely for phishing or distributing further malware. The embedded URLs and the PDF structure suggest an attempt to exploit SEO or link farm tactics to distribute malicious 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.com/pify?keyword=tipos+de+materiales+compuestos+pdf In PDF document text
    • http://files.bxsci83yearbook.org/uploads/1/3/0/9/130969478/6794001.pdfIn PDF document text
    • http://files.heart2heartfs.org/uploads/1/3/1/8/131857305/5666517.pdfIn PDF document text
    • http://files.soniceliteolympia.com/uploads/1/3/2/3/132303339/disanexudi.pdfIn PDF document text
    • http://files.paxtonchapelchurch.com/uploads/1/3/0/7/130775959/lezokif.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/1/0432/0677/0843/files/4385268972.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/6574/5312/files/diwerirelazizimapuxubavox.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0429/1136/7331/files/sticky_bomb_risk_of_rain_2.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/6191/9396/files/4575258380.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0427/6859/7158/files/a_black_mass_amiri_baraka.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0430/2870/9539/files/bilulevepesijidimas.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0427/3831/9527/files/60418653162.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0434/4535/4658/files/sesomebaxaxuru.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0429/0566/5703/files/72977871480.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/5280/1943/files/91610085653.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0433/0687/7080/files/24810932871.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0428/9835/8432/files/44240048578.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/0027/4845/files/86929313783.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_off0000b3c3.bin pdf-font-stream PDF embedded font (sfnt) at offset 0xB3C3 5248 bytes
SHA-256: 44c3606b9e33cf1d4cd08926464ff11f4106372fbe585c4bb6542f694e23f187
font_01_sfnt_off0000c580.bin pdf-font-stream PDF embedded font (sfnt) at offset 0xC580 11560 bytes
SHA-256: 5ebeedbcd7b9bb433741d0e8973886bfb422cd766bf2d675865a0c70b67d64f7

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