Malicious PDF — malware analysis report

Static analysis result for SHA-256 8621db9c1842a1e1…

MALICIOUS

PDF

129.3 KB Created: 2020-07-29 19:56:50 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2026-05-08
MD5: 6fb51b65f2b01f04594e77eef924e464 SHA-1: b9d83cf02e035fdda54b00182b491e4d2c560419 SHA-256: 8621db9c1842a1e1d1ab4d433819694c1347d8fa06e4603141ea5d598fb25890
194 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment T1059.007 JavaScript

This PDF file contains numerous links designed to appear as a Panasonic catalogue, but they redirect to a malicious infrastructure. The primary redirector URL is https://ttraff.cc/pify?keyword=panasonic+catalogue+2020+pdf, which is part of a link farm aiming to trick users into downloading further malicious PDFs. The ML classifier strongly indicated maliciousness, and the presence of redirector links points to a phishing or scam attempt.

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.cc/pify?keyword=panasonic+catalogue+2020+pdf In PDF document text
    • http://files.thewirld.org/uploads/1/3/1/1/131164431/goguf-wavexo.pdfIn PDF document text
    • http://files.mygingko.com/uploads/1/3/0/7/130775135/0897b3e4d8.pdfIn PDF document text
    • http://files.paulsongeneralmusic.com/uploads/1/3/1/6/131606431/1eef3.pdfIn PDF document text
    • http://files.annahasseltine.com/uploads/1/3/1/6/131637020/gorevumug.pdfIn PDF document text
    • http://files.hickmanhighschooltheatre.com/uploads/1/3/0/7/130776110/3368863.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/1/0431/0843/4081/files/39883051404.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0440/7879/2869/files/gozuponotiwadudezumun.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0434/6429/4557/files/dagoxulotop.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0428/9947/2550/files/fukod.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0428/9835/8432/files/wojilezufaguxulidumusad.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0428/9314/8313/files/mofukig.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0434/5063/0296/files/rerenalowazakelirevopejo.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/0935/1578/files/rerimibibidukozexivitit.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0440/1476/4190/files/vuruz.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/3124/8541/files/72848509339.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0428/7361/8599/files/tigonos.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 3

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off00019575.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x19575 2900 bytes
SHA-256: 40ce0bc9b113ef031639604f059b60aa9f1e41b097d60e75bfbf620cccc66306
font_01_sfnt_off00019fb9.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x19FB9 5384 bytes
SHA-256: c4acb0b6fb58f4a6bdcb705b5257ae59d40d7faed982f045429ce7a54cf8c204
font_02_sfnt_off0001b217.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x1B217 28348 bytes
SHA-256: 2b5be68b3e49d3ececd1742ca5f7c11bac82b6008bcbaa01c5c022ef8bd8a662

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