MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a significant number of embedded links, many of which point to external PDF files hosted on various domains. One URL, 'https://ttraff.ru/pify?keyword=shark+canister+vacuum+manual', is flagged as a known malicious redirector. The ML classifier strongly indicated maliciousness, and the presence of a link farm suggests an attempt to manipulate search engine results or distribute further malicious content.
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=shark+canister+vacuum+manual
- http://mubiwufu.littleromeinc.com/uploads/1/3/1/4/131453022/tezanujirejabelu.pdf
- http://jemeze.jshempsters.com/uploads/1/3/2/6/132696414/1175670.pdf
- https://cdn.shopify.com/s/files/1/0438/2654/4802/files/famonetubebinu.pdf
- https://cdn.shopify.com/s/files/1/0434/6871/8233/files/co_op_housing_society_bye_laws_in_marathi.pdf
- https://cdn.shopify.com/s/files/1/0434/2638/1975/files/answering_machine_for_landline_phones.pdf
- https://cdn.shopify.com/s/files/1/0432/8616/7702/files/36700669968.pdf
- https://cdn.shopify.com/s/files/1/0432/5654/5433/files/66755939063.pdf
- https://cdn.shopify.com/s/files/1/0432/5238/3902/files/73944337697.pdf
- https://cdn.shopify.com/s/files/1/0461/8865/8851/files/2_digit_addition_regrouping_word_problems_worksheet.pdf
- https://cdn.shopify.com/s/files/1/0434/6835/7796/files/agricola_rules_revised.pdf
- https://cdn.shopify.com/s/files/1/0428/2118/9788/files/48461645524.pdf
- https://cdn.shopify.com/s/files/1/0430/3080/6679/files/60722404544.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/27360052690.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/
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00004db6.bin358faf8ab0fab0740c6aa3b76ad0eadb165c45b0d3a872c9ec4d5e8150015b39 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x4DB6 | 5264 bytes |
font_01_sfnt_off00005f6f.bin22e0a4ba6fee8f701254b1a4e2f88b7496d2063abd0d2786a19eac22d92a9475 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5F6F | 9868 bytes |
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