Malicious PDF — malware analysis report

Static analysis result for SHA-256 880704deb7f05e6b…

MALICIOUS

PDF

47.9 KB Created: 2020-08-10 06:50:08 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2026-05-08
MD5: 3261d4d9e8a9c5215e202df38a72a39e SHA-1: 34bbfa5961ee90cedc752c3cb6d84f075cc57bca SHA-256: 880704deb7f05e6beca4c7bd3336b899c9c0505027a21a7c5304d9edf8d0cc56
194 Risk Score

Malware Insights

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

The PDF contains numerous embedded links, many pointing to a redirector service known for malicious activity. The document body, though partially corrupted, includes a URL that is also flagged as a malicious redirector. This suggests the file is designed to trick users into visiting malicious sites under the guise of providing a dictionary PDF.

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=dictionnaire+larousse+anglais+fran%25C3%25A7ais+pdf In PDF document text
    • http://files.mrsavans.com/uploads/1/3/0/7/130775001/3599858.pdfIn PDF document text
    • http://files.markromangbooks.com/uploads/1/3/0/7/130776484/telilapamavupuviw.pdfIn PDF document text
    • http://luxunaz.novawestsupplies.com/uploads/1/3/1/6/131606490/e7620a675e5c3f.pdfIn PDF document text
    • http://files.whelkboy.co.uk/uploads/1/3/1/4/131437655/jepom.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/1/0434/6390/1334/files/lupekerowowedidugalokov.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0430/9689/9733/files/nuwumuru.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0428/9835/8432/files/9284441163.pdf?v=1594212706In PDF document text
    • https://cdn.shopify.com/s/files/1/0431/9186/1412/files/megupebivatewaz.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/2862/7107/files/lerepiferidunogove.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0446/9565/0457/files/96728166313.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0440/6162/2437/files/mtg_arena_for_mac.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0438/2552/8989/files/58042404598.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0430/5901/9927/files/xonaza.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0434/4433/8854/files/71718963253.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/5238/3904/files/26210083506.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/8649/5397/files/3707191655.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0435/0102/7493/files/succubus_race_5e.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_off0000763e.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x763E 5504 bytes
SHA-256: 47f66bc6e0646d4c99cffda9962112d493da9e57a9580c6b6c20ea941a937db8
font_01_sfnt_off000088c8.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x88C8 12368 bytes
SHA-256: 508d10ab40570e6bf1c286d94a4c6ea36363be53580a216affc035b7378e4e5b

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