MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.001 Malicious Link
T1059.001 PowerShell
The PDF file contains multiple embedded links, with one pointing to a known malicious redirector. The document body, though heavily obfuscated, appears to be a lure related to 'legislative assembly french revolution pdf'. The presence of numerous external links, many hosted on Shopify, suggests a link farm or SEO poisoning tactic to drive traffic to malicious sites. The ML classifier also strongly indicated maliciousness.
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.ru/wb?keyword=legislative%20assembly%20french%20revolution%20pdf In PDF document text
- http://files.empressboatclub.org/uploads/1/3/1/4/131452741/kojezufadogepe.pdfIn PDF document text
- http://files.dassiedahan-author.com/uploads/1/3/1/4/131436971/wixodasa.pdfIn PDF document text
- http://files.eclexica.studio/uploads/1/3/1/0/131070327/dizirile_fozejevufexiz_kenanidado.pdfIn PDF document text
- http://files.dawnstastyspoon.com/uploads/1/3/0/9/130968920/bajatutudofa_ponosiv_tonavo.pdfIn PDF document text
- http://files.christineharvelltherapy.com/uploads/1/3/1/4/131453206/3776081.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/1/0434/7166/7360/files/5991735640.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/4087/4408/files/tatipaponubuxisi.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/13002849425.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/1058/0903/files/zilinesabojasomo.pdfIn PDF document text
- https://ripefobol.files.wordpress.com/2020/07/37069746913.pdfIn PDF document text
- https://gozofenu.files.wordpress.com/2020/07/wavejoludori.pdfIn PDF document text
- https://tokatoxosi.files.wordpress.com/2020/06/97153128437.pdfIn PDF document text
- https://rerazudo.files.wordpress.com/2020/07/viwuvixaxidoteni.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/3735/1326/files/tagakefimugad.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/96226605796.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/5276/9192/files/45469667997.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/2823/3885/files/pumotekeviririgisovilox.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/gujogu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0427/7737/8972/files/nivop.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0438/7795/7800/files/sukugovamalimimurow.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_off00007f2b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7F2B | 5692 bytes |
SHA-256: eb6b46f4bf7bd6c8842ce35ef15b03b782c80c4d72d3f2b1b214e8095dd26222 |
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font_01_sfnt_off0000925a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x925A | 10188 bytes |
SHA-256: 0a0c447d0c334eebf7db7a3a415896d00da77ce45b152631d4aa76297690556e |
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