Malicious PDF — malware analysis report

Static analysis result for SHA-256 474e0fd688a19a9f…

MALICIOUS

PDF

43.0 KB Created: 2020-08-12 07:21:49 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2026-05-08
MD5: 8589807689308fa967461e1cc277d4bd SHA-1: 2db53bf09b5225bf2db380d48b8c9a3b9d722a57 SHA-256: 474e0fd688a19a9f83233372302ecef3cfe709b396168dcbd37a767d9f09b2cc
194 Risk Score

Malware Insights

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

The PDF contains a large number of embedded links, many pointing to Shopify domains, which is indicative of a link farm or SEO poisoning tactic. One critical heuristic identified a link to a known malicious redirector at https://ttraff.com/pify?keyword=verb+1+2+3+form+list+pdf. The document body, though heavily obfuscated, contains this URL and others, suggesting the primary goal is to redirect users to malicious infrastructure. No scripts were extracted from this sample.

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=verb+1+2+3+form+list+pdf In PDF document text
    • http://files.lolswampfest.com/uploads/1/3/1/3/131384573/44a4b7a55d996.pdfIn PDF document text
    • http://files.tevfikmuratyildirim.com/uploads/1/3/1/4/131406258/zalafoso-negufefowuro-lodadenovaguto-tekipan.pdfIn PDF document text
    • http://wazepo.ccwinch.org.uk/uploads/1/3/1/4/131407995/lavididupu.pdfIn PDF document text
    • http://foxejalug.blugoldsunday.com/uploads/1/3/1/0/131069934/nozeg-bojumup-lavepotajovera.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/1/0430/7301/1865/files/human_behavior_analysis.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0430/8847/8365/files/bidul.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0429/2778/4099/files/87346137624.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0433/0687/7080/files/kozaw.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/5949/4555/files/27011464904.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0437/4586/9985/files/31847019527.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0430/5901/9933/files/dunafotegugapatujafapulo.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0436/6503/1321/files/11938381355.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/0293/6992/files/13414279424.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/5843/8039/files/gta_vice_city_cracked.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0434/5331/7272/files/calculus_early_transcendentals_10th_edition_solution_manual.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/5523/4710/files/nifadunebolel.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0437/7785/1550/files/pokemon_emeraldegglocke_download.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0437/5232/5272/files/pikosujali.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

Extracted artifacts 2

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off000062e4.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x62E4 5428 bytes
SHA-256: 4d5e1c8b558df1df2049988394428535f0686e669fc1f5d039fe1a4c1a4199a5
font_01_sfnt_off00007547.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x7547 13004 bytes
SHA-256: 1a64c40d364edd00218ec60a19ba662bfef0380baad63de9c175e61cef165dbd