Malicious PDF — malware analysis report

Static analysis result for SHA-256 59358213be9fe937…

MALICIOUS

PDF

49.6 KB Created: 2020-09-10 07:04:26 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2026-05-08
MD5: 24541e9aebf11241185f3ffc4c4912a4 SHA-1: d8a70c33403f7d529208759c1c162d3c1eb163e6 SHA-256: 59358213be9fe9374a2d283da8e5d98ed6f5c8e5d80a8af81bd4f02b205535ac
194 Risk Score

Malware Insights

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

The PDF contains numerous embedded links, with a critical heuristic firing indicating a malicious redirector. The primary malicious URL identified is 'https://ttraff.club/wix?keyword=phonemic+chart+sounds'. The document body, though heavily obfuscated, also contains this URL, suggesting it is the intended destination. The presence of a large number of external PDF links, many hosted on Shopify, indicates a link farm strategy to obscure the malicious redirector.

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.club/wix?keyword=phonemic+chart+sounds In PDF document text
    • http://files.iananthonycoleman.com/uploads/1/3/0/7/130776718/9342694.pdfIn PDF document text
    • http://files.thebrionnarenee.com/uploads/1/3/1/6/131606603/46fde18d753c1b4.pdfIn PDF document text
    • http://pejomut.ohayosensei.com/uploads/1/3/1/4/131437502/baveboliduvupe.pdfIn PDF document text
    • http://files.lifewisegifts.com/uploads/1/3/0/8/130874128/6ab8d3.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/1/0434/5259/6374/files/16631155298.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0428/9318/1095/files/jedivitatufusun.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0429/7683/7785/files/sagitafudowelagab.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0437/8204/5853/files/don_t_starve_together_cracked_multip.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0440/1401/0518/files/pukizesubatedu.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/7705/0272/files/sample_agreement_form_for_lending_money.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0435/2960/1178/files/zidafekufusosupiposage.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0430/8307/1642/files/47168141882.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/1987/8048/files/tamil_yearly_calendar_2019_free.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_off00006185.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x6185 5148 bytes
SHA-256: 01457c6771f5d076827afdc61f382c75ac2ed9e7562f0921767edf5d925764cc
font_01_sfnt_off000072d4.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x72D4 24220 bytes
SHA-256: 32e2d51814e54bcc25bbf6907ee1debcdbdaca76a9454c967c076a42a7693b37

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