MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains a large number of embedded links, identified as a link farm, designed to redirect users to potentially malicious websites. One such link, https://ttraff.club/wix?keyword=algebra+1+cc+midterm+review+answers, is flagged as a malicious redirector. The document body, though heavily obfuscated, also contains this URL and other links pointing to external PDF files, reinforcing the link farm tactic.
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.club/wix?keyword=algebra+1+cc+midterm+review+answers
- http://files.ellislakeresort.com/uploads/1/3/1/8/131857193/c83411.pdf
- http://lubimexe.bearstales.com/uploads/1/3/0/8/130874379/navilofunu_guwozolomux_zifadaret_bupiroxano.pdf
- http://files.barryswoodworks.com/uploads/1/3/1/8/131856852/zegozaxes.pdf
- http://lelok.shawsblindsfairburn.co.uk/uploads/1/3/0/8/130814340/jepiw_gamilom_wexotazerimula_vemizozazepaga.pdf
- http://files.bareandpolished.com/uploads/1/3/1/1/131163898/2144714.pdf
- http://muwaro.cmmlibrary.com/uploads/1/3/1/1/131163725/1fc8eb08cd23.pdf
- http://fowibu.bilgeceingilizce.net/uploads/1/3/1/4/131407802/dogalipabob_zeteveri.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0430/7766/4929/files/angularjs_service_vs_factory_performance.pdf
- https://cdn.shopify.com/s/files/1/0430/7573/1607/files/fallout_shelter_wasteland_survival_guide.pdf
- https://cdn.shopify.com/s/files/1/0437/2358/7736/files/sulisutetunupup.pdf
- https://cdn.shopify.com/s/files/1/0432/0821/2638/files/wufuseguwas.pdf
- https://cdn.shopify.com/s/files/1/0431/1174/3639/files/lottery_number_generator.pdf
- https://cdn.shopify.com/s/files/1/0430/0151/2095/files/pdf_to_word_converter_online_free_for_mac.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_off00006584.binf24432d54484f70b771a0f69f5eb22a5ce12614e9dbb0feaae6b0a8c864dffd5 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6584 | 5592 bytes |
font_01_sfnt_off00007889.binfa59a36563469458525f4a8b92995ce9c845fd5b21c0d34f912a5b4b384172d2 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7889 | 10940 bytes |
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