Malicious PDF — malware analysis report

Static analysis result for SHA-256 d08660ff733d6463…

MALICIOUS

PDF

42.8 KB Created: 2020-08-25 13:41:34 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2026-05-08
MD5: 58799931f59ba458620d08cbfb038d59 SHA-1: 08fa7dda1980cd07efced0343c4a78224d3fd798 SHA-256: d08660ff733d6463e1e00458797fcb3de7e2cf5fce3cddcd02f920678ed86676
194 Risk Score

Malware Insights

MITRE ATT&CK
T1566.002 Spearphishing Attachment T1200 Hardware Addends T1059.001 PowerShell

The PDF contains a mass external link farm, with a critical heuristic firing for a malicious redirector link. The document body contains the text 'Atf nitro box setup' and the malicious URL 'https://ttraff.com/pify?keyword=atf+nitro+box+setup', suggesting a lure to download a malicious file. The embedded URLs point to a large number of PDFs hosted on shopify.com, likely part of a link farm to improve search engine ranking for 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=atf+nitro+box+setup In PDF document text
    • http://files.tidalmediasolutions.com/uploads/1/3/0/9/130968943/1b4a9b.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/1/0437/2830/6341/files/xabovo.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0434/5207/2086/files/51560870002.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/7567/4024/files/89537062897.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/3731/0632/files/konexuvexipumexi.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0463/3110/1345/files/kofewinajuzawe.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0435/8445/4811/files/73444090875.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0433/4754/2175/files/45840048651.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0433/0687/7080/files/lawup.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0428/3177/3852/files/xenajilofewig.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0429/1778/9862/files/55491721721.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0427/8665/2316/files/tugelofufuxazi.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0440/0214/8510/files/linus_tech_tips_net_worth.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0429/6255/0940/files/das_agile_mindset.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 2

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_off00005d25.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x5D25 4732 bytes
SHA-256: 2d3cfbc5d6105ec195d0cd4cb343c994e3ae3194e8729d601fb3e78d804d2045
font_01_sfnt_off00006d45.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x6D45 10312 bytes
SHA-256: c7825dd626f232f4aefdb14ae76c1d0aa3aff6f906ff620e4fdaa02da876e815
font_02_sfnt_off00009091.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x9091 4324 bytes
SHA-256: d1f4a20f0e35a0564be54678b929bb8c711862c507f070c2b9a6abea8daf4378

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