Malicious PDF — malware analysis report

Static analysis result for SHA-256 e2a4a9e7e3b4d47f…

MALICIOUS

PDF

47.1 KB Created: 2020-08-18 15:56:24 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2026-05-08
MD5: 2a7799b50716fc4a76a00981bbd4c97b SHA-1: c8731fa2fe8f08e775e822121e930a116db256af SHA-256: e2a4a9e7e3b4d47f76b6a90f188b3ab97bf93508b0c73569231aedb7c4b9cc49
194 Risk Score

Malware Insights

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

The PDF contains embedded links, one of which, 'https://ttraff.com/pify?keyword=grapple+pathfinder+guide', is identified as a malicious redirector. The document body, though heavily obfuscated, contains text fragments suggesting a lure related to a 'Grapple pathfinder guide'. The presence of numerous external PDF links, many hosted on Shopify, indicates a link farm strategy, likely to improve search engine ranking for malicious content or to obscure the ultimate destination. The ML classifier strongly flagged this PDF as malicious.

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=grapple+pathfinder+guide In PDF document text
    • http://files.bernardinthecity.com/uploads/1/3/0/9/130969624/96fd67543482333.pdfIn PDF document text
    • http://files.attorneytmorton.com/uploads/1/3/0/7/130739169/114dae9.pdfIn PDF document text
    • http://nidewaw.en.agiteysirva.com/uploads/1/3/2/8/132814930/9c4eb.pdfIn PDF document text
    • http://files.themagap.com/uploads/1/3/1/3/131380985/8da4ee.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/1/0429/6628/6490/files/lelemasizanurewanabe.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0428/4809/2323/files/97403824575.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0435/9480/9512/files/venous_malformation_botched.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/7695/1957/files/80649162476.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/1947/6896/files/kamevuzusevipuzuboj.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0434/6649/0006/files/23706946139.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0433/6871/0294/files/tropical_cuties_nude.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0434/4247/1064/files/elasticsearch_put_mapping.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 3

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_off00007a7e.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x7A7E 5156 bytes
SHA-256: f4c27b681e5a47eec3320a038d88b3636b1d714e66e065c7e77dcd29dfb5ceab
font_01_sfnt_off00008c0b.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x8C0B 10544 bytes
SHA-256: 1d6a1e7f948cc4fad4f494681556948cc3e1bfee827aeefc6f38af1bc49196fd

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