Malicious PDF — malware analysis report

Static analysis result for SHA-256 04ad22ee1f184ec1…

MALICIOUS

PDF

43.4 KB Created: 2020-08-08 20:24:52 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2026-05-08
MD5: 6734e3f45d7d90e1672a8544902b34d6 SHA-1: cd90923029f0eb3e1e974fb0a869e2a893f71fd8 SHA-256: 04ad22ee1f184ec1dcec2ca0dd97264b87dbc73f573cc661ba1805472f95ba74
194 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF contains numerous links to redirector infrastructure, specifically `https://ttraff.cc/pify?keyword=online+translator+german+to+english+pdf`, which is flagged as malicious. It also hosts a large number of external PDF links, suggesting a link farm or SEO manipulation tactic to distribute malicious content. The ML classifier strongly indicates maliciousness, supporting the conclusion that this document is designed to lead users to harmful sites.

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=online+translator+german+to+english+pdf In PDF document text
    • http://files.mcalpine30days.com/uploads/1/3/0/8/130873783/kenupogiko.pdfIn PDF document text
    • http://mogevomu.2-naturalsisters.com/uploads/1/3/1/4/131453133/3828244.pdfIn PDF document text
    • http://files.beaunest.com/uploads/1/3/1/3/131380966/xikemagolazemubisa.pdfIn PDF document text
    • http://kowumux.mwdentalanesthesia.com/uploads/1/3/0/7/130775519/xisarumimexipivoj.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/1/0431/7511/6964/files/64418949540.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0437/4354/3447/files/medicina_regenerativa._clulas_madre_embrionarias_y_adultas.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0440/2230/0822/files/78059192281.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0436/4258/5241/files/vabuwukilufuregufefuse.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/6414/7609/files/a_level_physics_pdf_notes.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0433/9610/4341/files/88670647312.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0427/6633/6167/files/57874285616.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0441/1306/8184/files/83658050389.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/5794/6519/files/69698619179.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0435/9864/3363/files/90881085630.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0429/7628/0729/files/97365209328.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0434/6295/1062/files/rspec_vs_cucumber.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 2

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_off00006aea.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x6AEA 5484 bytes
SHA-256: b09403f8606c069448fac2737b48eb2727c75b84b519fd44f31cc60720f8870c
font_01_sfnt_off00007d62.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x7D62 10128 bytes
SHA-256: 758d5199c61d5b61c1bc0a9dda23ec7f6610719cce5049492eb0770dbed13753

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