MALICIOUS
234
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
This PDF document was flagged as malicious by a machine learning classifier and contains a significant number of embedded links to external PDF files, many hosted on Shopify. One of these links points to a known malicious redirector. The presence of a link farm suggests an attempt to manipulate search results or distribute further malicious content, potentially leading to phishing or malware downloads.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 6
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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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PDF link to algorithmically-generated URL high PDF_RANDOM_URL_LINKPDF contains a clickable HTTP(S) link whose host looks algorithmically generated (pronounceable-random labels) and whose path/query carries a long high-entropy token. This is the randomized-redirector pattern of malspam phishing lures — the visible document is only a prompt — not a PDF parser vulnerability.
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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.cc/pify?keyword=2204355+i%2527+m+feeling+lucky In PDF document text
- http://files.sillassenhalf.com/uploads/1/3/0/9/130969555/bevijidu.pdfIn PDF document text
- http://files.theparlepodcast.com/uploads/1/3/2/6/132681992/pitujewed_pirenu_gizigajegaxuxo.pdfIn PDF document text
- http://files.vucatools.net/uploads/1/3/1/3/131378816/2e95602e0f761.pdfIn PDF document text
- http://files.gracecommunitychurchchesapeake.com/uploads/1/3/2/7/132740836/zerivilukezipu.pdfIn PDF document text
- http://files.beattieartworks.com/uploads/1/3/0/8/130874253/9901399.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/1/0429/6785/9359/files/35394083495.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/2707/1130/files/44576576672.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/6268/0984/files/charger_bass_boats.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/4669/9165/files/79967204751.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/6704/0154/files/craftsman_gold_6._75_lawn_mower_manual.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/2340/8036/files/the_china_study_free_download.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/4012/9692/files/47845251403.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/fawalonilon.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/8609/4242/files/dosamama.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/6365/7119/files/wuradosorafunu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/8207/2739/files/xuweluwegugavixanafasus.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0438/9008/1960/files/64230723559.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
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00005a4d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5A4D | 5472 bytes |
SHA-256: 4cf1752e7b67ccdad44b7612d60734025583c63bd21c3427eaa170a940730f72 |
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font_01_sfnt_off00006d09.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6D09 | 10360 bytes |
SHA-256: bd61691e34ecf514475d0a9fc262fa348988ec5146b562ab8d032c42fa5a0bea |
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font_02_sfnt_off000090c5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x90C5 | 16204 bytes |
SHA-256: 541fa2b6826b0add99b7d5a173ef1e6a5567607b5192f75b810eb17d6a563501 |
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