Malicious PDF — malware analysis report

Static analysis result for SHA-256 099535e484f88362…

MALICIOUS

PDF

42.1 KB Created: 2020-08-07 19:23:02 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2026-05-08
MD5: 874989bcd4fef33aef31e73eece734d9 SHA-1: 2ab84ca112300d7dea6015bd254e9d09142bf487 SHA-256: 099535e484f88362736c50b1e25eb07e7b751dba27161ea07c865c5ee9c6d656
194 Risk Score

Malware Insights

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

This PDF file contains multiple links, including one pointing to a known malicious redirector at `https://ttraff.com/pify?keyword=emc+biologie+m%25C3%25A9dicale+pdf`. The document body and embedded links suggest a lure to download further content, likely malicious. The presence of numerous external PDF links indicates a link farm strategy, often used to obscure the final malicious destination or for SEO manipulation.

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=emc+biologie+m%25C3%25A9dicale+pdf In PDF document text
    • http://files.life-modusoperandi.com/uploads/1/3/1/8/131856032/febibidadamatatu.pdfIn PDF document text
    • http://files.whitethornherbals.com/uploads/1/3/2/6/132695492/dufirapokumo_wilun_fixedogejivi_foluguj.pdfIn PDF document text
    • http://files.blueridgeestatewinery.com/uploads/1/3/0/7/130775490/tekinebu_vogim.pdfIn PDF document text
    • http://www.ascendercorp.com/In PDF document text
    • http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
    • http://www.daltonmaag.com/In PDF document text
    • https://cdn.shopify.com/s/files/1/0439/4464/0667/files/27443682168.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0434/1478/2104/files/98995064940.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0433/8122/7670/files/xipofu.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/3662/2498/files/bufixakexakofene.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0427/9359/9132/files/12658922603.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0438/7799/0568/files/85485006093.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0434/9358/9142/files/58063627463.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0432/4484/7266/files/mega_man_street_fighter_x_tekken.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0429/1428/3686/files/dolimudakofizag.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0434/8549/5453/files/24280336295.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0435/6918/4931/files/14738768017.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_off000057c0.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x57C0 5044 bytes
SHA-256: 3129e284fb4763b95f8b850d0c9c53e724bf251ef57147144b9c1b3b93be6c78
font_01_sfnt_off0000689f.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x689F 10704 bytes
SHA-256: 988a57e86a7624c386a6396769e046fc836b947a9256b6ed37190a6685d10673
font_02_sfnt_off00008b60.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x8B60 4324 bytes
SHA-256: ff5f0ef16caf3e97cd1984b3a03ea88e11eab8cf63d2ee006085a4b9995833f3

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