Malicious PDF — malware analysis report

Static analysis result for SHA-256 2ae30c5e579f2552…

MALICIOUS

PDF

42.2 KB Created: 2020-08-13 23:40:19 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2026-05-08
MD5: 5623b69a6d9ca8167d8548f393b87145 SHA-1: e1b6f509045c96e082620644596f6ad940288bda SHA-256: 2ae30c5e579f2552f6808a88f64a889068a78fb0dd10b4292973792299b5c1cb
194 Risk Score

Malware Insights

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

The PDF contains a heuristic firing for a malicious redirector link, pointing to 'https://ttraff.com/pify?keyword=hitchhiker%2527+s+guide+poster'. This URL is likely used to redirect the user to a malicious site. The document body, though heavily obfuscated, contains text that suggests a lure related to a 'Hitchhiker's guide poster'. The presence of numerous external PDF links, many hosted on Shopify, indicates a link farm strategy, likely to improve SEO for malicious content or to obscure the ultimate destination.

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=hitchhiker%2527+s+guide+poster In PDF document text
    • http://files.southernaznorml.org/uploads/1/3/0/7/130775859/6256547.pdfIn PDF document text
    • http://files.meggiesdistillery.com/uploads/1/3/1/8/131871633/1d9dc8f64c.pdfIn PDF document text
    • http://bonowel.ps65.org/uploads/1/3/2/6/132681670/zufugewixetodogulu.pdfIn PDF document text
    • http://files.pigmentsauvage.com/uploads/1/3/1/3/131381722/9613097.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/1/0428/9835/8432/files/98223768302.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0437/7182/2229/files/mapiroza.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0430/4555/2290/files/wagifaxoxabitisisowatun.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0433/1234/9334/files/40217660486.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0427/4293/9814/files/fakikogewu.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0440/7577/8198/files/peanuts_theme_song_piano_sheet_music.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0438/3545/7696/files/words_that_rhyme_with_change.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0428/9835/8432/files/buxidumex.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0434/3631/0678/files/vuzipurun.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0428/8118/8003/files/5956096058.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 4

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_off000065b0.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x65B0 5152 bytes
SHA-256: 8de19291adf738e1754e3c852cdda0c7ba15e3acfb9932ffe00a5fe2c87f835a
font_01_sfnt_off0000772e.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x772E 10984 bytes
SHA-256: 5a2596d1447ec60fc5c878844f1f470ae84012fcb16738cd8ae66199e19d6011

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