MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file was flagged as malicious by a machine learning classifier and contains a critical heuristic indicating it's a redirector link. The embedded URL 'https://ttraff.ru/pify?keyword=l+etranger+albert+camus+pdf+english' is a known malicious redirector. Additionally, the PDF exhibits characteristics of a link farm, with numerous embedded links, including one pointing to a Shopify domain which is also a known malicious redirector. The document body contains obfuscated text and metadata suggesting it's designed to appear as a search result or document link.
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/pify?keyword=l+etranger+albert+camus+pdf+english In PDF document text
- http://files.creativesoutherndesigns.com/uploads/1/3/2/8/132815924/dazogumexu-gamam-digeko-jonadane.pdfIn PDF document text
- http://files.nourishdiy.com/uploads/1/3/2/6/132695575/voxogemabifete.pdfIn PDF document text
- http://files.ptlg.net/uploads/1/3/0/7/130775197/mipanizigufazomemap.pdfIn PDF document text
- http://vinipe.michiganskymedia.com/uploads/1/3/0/8/130874330/nibinitezesokakijopa.pdfIn PDF document text
- http://rixaxok.hvaillancourt.com/uploads/1/3/2/6/132680813/dinukobu-lopeba.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/1/0437/9541/5189/files/80051669151.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0443/8127/4278/files/lausd_web_filter.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/1475/8293/files/vamiputajujalexozupufokuz.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/8605/3527/files/24262279827.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/2794/6904/files/nutibovesivaxe.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/9853/8151/files/translate_arabic_file_to_english.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0438/4371/5229/files/11798743864.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/3863/0300/files/dixivarolepep.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0438/2726/5693/files/58319650406.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/1072/6815/files/58572572066.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/2949/4933/files/invitation_to_the_lifespan.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_off00009085.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9085 | 5652 bytes |
SHA-256: 8611276c5d3c0973527e4929c8e1189519eb5e1950ce17b229b652105e7c4e59 |
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font_01_sfnt_off0000a393.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xA393 | 10560 bytes |
SHA-256: ffe6439852317c9aea510c8373f611b1df73b7a108c7d28610c040f55300dfab |
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font_02_sfnt_off0000c7ad.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC7AD | 16100 bytes |
SHA-256: e5355abaff8fcab33ce34e55931ff21a393705a3507c9049660e5b960e5a87d8 |
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