MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF file contains numerous embedded links, with one specifically pointing to a known malicious redirector. This indicates a phishing or social engineering attempt to direct the user to a harmful website. The document body, though heavily obfuscated, contains metadata suggesting it was generated by wkhtmltopdf, a tool often used to create documents for SEO link farms. The presence of a malicious redirector URL strongly suggests the intent is to lead the user to a malicious site, likely for credential harvesting or malware delivery.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 5
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PDF links to known malicious redirector infrastructure critical PDF_MALICIOUS_REDIRECTOR_LINKPDF 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.
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Small PDF contains mass external PDF link farm critical PDF_SEO_LINK_FARMSmall 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.
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Image lure linking to an SEO redirector (free-download phishing) high PDF_SEO_UTM_REDIRECTOR_LINKPDF 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.
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Object number defined twice with different bodies info PDF_DUPLICATE_OBJ_BODY_INCREMENTALThe 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.
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Embedded URL info EMBEDDED_URLOne 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=practical+skills+in+forensic+science+2nd+edition+pdf In PDF document text
- http://files.coldchocolatemusic.com/uploads/1/3/2/6/132695749/fufojatakilum.pdfIn PDF document text
- http://files.buyafairytale.com/uploads/1/3/0/7/130775634/376679.pdfIn PDF document text
- http://files.birdislandplacenciabz.com/uploads/1/3/1/4/131406563/maditasekem_futime_midopudenufepo_bekini.pdfIn PDF document text
- http://files.redlakeclinic.com/uploads/1/3/0/8/130814121/3591002.pdfIn PDF document text
- http://files.robertsgreenhouse.net/uploads/1/3/2/7/132710627/kinolibeson.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/1/0430/1812/5465/files/limerixenakafegifesib.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/2052/5476/files/71029945093.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/8499/5991/files/zumunigigovedopesoro.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/5870/8118/files/gimopumazenoxufuvip.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/2936/4889/files/2117316059.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/9705/4631/files/kenezutusebitumunaw.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/7364/2406/files/44448364658.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/4686/3005/files/65987673535.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/1284/0872/files/lufewegogezowosal.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/6895/6565/files/bemuwatikifagajubular.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0440/1886/0190/files/sutunijunorebapaloviz.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/5117/1478/files/69289274566.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
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000781d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x781D | 5136 bytes |
SHA-256: 74a48ffd92afa037d4173f55851dc011f92c3154db74f694fe1709fc2caf3159 |
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font_01_sfnt_off00008995.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8995 | 14488 bytes |
SHA-256: ba6b90b8f8e5bb9d53c23915cc1003f5eae603028b2ff514beefaded3a1ddeed |
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