MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains a large number of embedded links, many pointing to Shopify domains, but one critical link directs to a known malicious redirector at `https://ttraff.ru/pify?keyword=angular+6+tutorial+tutorialspoint+pdf`. This suggests the document is part of a link farm or SEO poisoning campaign designed to redirect users to malicious sites. The ML classifier also strongly flagged this PDF as malicious.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 4
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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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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=angular+6+tutorial+tutorialspoint+pdf
- http://files.gorhamperformance.com/uploads/1/3/0/7/130740200/6256665.pdf
- http://files.williamsburgrec.com/uploads/1/3/1/4/131437669/412f004.pdf
- http://files.militarypoisons.org/uploads/1/3/0/7/130738700/ff23ec8.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0439/4365/7627/files/genewokugazofojedij.pdf
- https://cdn.shopify.com/s/files/1/0430/6088/7705/files/kozedavirogikubelop.pdf
- https://cdn.shopify.com/s/files/1/0433/2794/6904/files/niregusarejoberodunora.pdf
- https://cdn.shopify.com/s/files/1/0431/5503/0170/files/medical_report_example.pdf
- https://cdn.shopify.com/s/files/1/0435/1652/6752/files/neumonia_en_nios_tratamiento.pdf
- https://cdn.shopify.com/s/files/1/0429/7005/4805/files/94266226591.pdf
- https://cdn.shopify.com/s/files/1/0428/2341/8019/files/vegese.pdf
- https://cdn.shopify.com/s/files/1/0438/8945/9368/files/currency_trading_for_dummies_1st_edition.pdf
- https://cdn.shopify.com/s/files/1/0430/8205/5833/files/class_12_chemistry_important_notes_download.pdf
- https://cdn.shopify.com/s/files/1/0432/4022/6984/files/gusewezukatuwufelagaf.pdf
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- http://ns.adobe.com/pdf/1.3/
- http://ns.adobe.com/xap/1.0/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/
- http://scripts.sil.org/OFL
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000849d.bincdf2478c69843207c7eaf3306fb74aa2447e0191b98b5185656be0d39fb429b5 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x849D | 5352 bytes |
font_01_sfnt_off000096e6.bin2e2643dab67a28575e4bc16049198e5ee6b567a0ab3f6d94419dbfd472ef8359 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x96E6 | 10452 bytes |
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