Malicious PDF — malware analysis report

Static analysis result for SHA-256 d90e93559d7a2385…

MALICIOUS

PDF

43.0 KB Created: 2020-08-02 18:02:52 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2026-05-08
MD5: 84e3b23cf0c827b5df835580f7a1198c SHA-1: 5d6484e891e686e0594c5573085168d3a1184cc3 SHA-256: d90e93559d7a23850728afe614c41707cf83aa5b0c43752496503e905f375e87
194 Risk Score

Malware Insights

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

The PDF contains numerous links, including one to a known malicious redirector at 'ttraff.cc'. The document body, though heavily obfuscated, contains text suggesting it is a 'Harley davidson service manual pdf free', which is a common lure for phishing or malware delivery. The presence of multiple external PDF links, many hosted on Shopify, indicates a link farm designed to obscure the ultimate destination and potentially spread malicious content.

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=harley+davidson+service+manual+pdf+free In PDF document text
    • http://files.atomysupport.com/uploads/1/3/1/0/131070238/7ac70ec962.pdfIn PDF document text
    • http://fakamo.vcs.lglministry.org/uploads/1/3/1/4/131453267/7900af.pdfIn PDF document text
    • http://files.michigantales.com/uploads/1/3/0/8/130814513/1183318.pdfIn PDF document text
    • http://files.3925robotics.com/uploads/1/3/1/6/131637529/pijepup-gerupol-jojoj.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/1/0432/7076/6750/files/56645971873.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/3609/0267/files/famikozimaxemivom.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0430/6980/0597/files/dunisuxomidamubezam.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0434/4184/8470/files/fafejoxekodi.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0436/3006/7865/files/85825080614.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0433/5042/5750/files/85473140821.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0433/3309/1480/files/74929500913.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0428/3308/4575/files/kevaj.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0428/9835/8432/files/wexidemunuviviradepinitim.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0428/8544/7833/files/48450578518.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0430/6518/0321/files/27523259392.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0433/2149/1621/files/mofowatofofada.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 5

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_off00006859.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x6859 5424 bytes
SHA-256: f7686a8feacbb6ae805d2ff98aa64f77d73c8ca3a13a498264cdae3fc73d8811
font_01_sfnt_off00007ac3.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x7AC3 10480 bytes
SHA-256: 0a1d8e2748a62a6b80b86d450bf307ce13b2673a9bc94fdf93890ef6ed493b33

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