Malicious PDF — malware analysis report

Static analysis result for SHA-256 e464ad41b3d40e53…

MALICIOUS

PDF

43.9 KB Created: 2020-08-15 03:56:00 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2026-05-08
MD5: 56f81197931a68f853f4cd97d487f51c SHA-1: 795c54586800d4d91572bf25a139693b979b6d38 SHA-256: e464ad41b3d40e53034c36dd5ac76f5441b0c226f148caebf5855e03ad60c944
194 Risk Score

Malware Insights

MITRE ATT&CK
T1566.002 Spearphishing Attachment T1204.002 Malicious Link

The PDF file contains a significant number of embedded links, identified as a PDF link farm. One of these links, 'https://ttraff.com/pify?keyword=nds+for+ios', is flagged as a malicious redirector. The document body, though heavily obfuscated, contains references to this URL and other Shopify-hosted PDFs, suggesting a coordinated effort to drive traffic to malicious infrastructure. The primary intent appears to be directing users to potentially malicious content or phishing 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.com/pify?keyword=nds+for+ios In PDF document text
    • http://files.gnv-daerligen.ch/uploads/1/3/0/9/130969889/nagomonifida.pdfIn PDF document text
    • http://files.beyondthebody.org/uploads/1/3/1/4/131438058/1642462.pdfIn PDF document text
    • http://files.lacindra.com/uploads/1/3/0/8/130814298/5787818.pdfIn PDF document text
    • http://files.turtlebeachpc08.com/uploads/1/3/2/7/132710491/8583117.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/1/0433/6159/9643/files/35851420562.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0430/3486/9921/files/zizanozesetom.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0439/1229/8648/files/32541066329.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0428/2312/3100/files/bobijelir.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0433/5098/2805/files/telonisoxasipevig.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0435/0532/0088/files/66796114082.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/4251/2797/files/16_hp_briggs_and_stratton.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0431/7492/0347/files/32150975819.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0434/1573/2381/files/rozog.pdfIn PDF document text
    • https://cdn.shopify.com/s/files/1/0437/1175/8491/files/gejanogiwateroto.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_off00006e67.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x6E67 4628 bytes
SHA-256: 950e574aacf85995d2d1589ed120fef6a485364043b9e7653da9d115bd64b00e
font_01_sfnt_off00007e34.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x7E34 10912 bytes
SHA-256: 997d8a3183fdad26e7c3dcab0240558b9358f1b287e3aad86b89c32482da2aea

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