MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a prominent link that redirects to a known malicious domain, identified by the PDF_MALICIOUS_REDIRECTOR_LINK heuristic. The document body, though partially corrupted, includes the text 'Frontier airlines gate information' and the malicious URL, suggesting a phishing or social engineering lure. The PDF_SEO_LINK_FARM heuristic indicates the presence of numerous other links, likely part of a link farm to improve search engine ranking for 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=frontier+airlines+gate+information
- http://files.threeforkshistoricalcenter.com/uploads/1/3/2/6/132682113/4af54da997.pdf
- http://gitiw.smggraphics.com/uploads/1/3/1/4/131453358/588631.pdf
- https://cdn.shopify.com/s/files/1/0428/1758/5308/files/octopus_64bit_apk_uptodown.pdf
- https://cdn.shopify.com/s/files/1/0439/0413/9416/files/xiduma.pdf
- https://cdn.shopify.com/s/files/1/0433/7978/5891/files/quick_heal_secure_browser_free_2018.pdf
- https://cdn.shopify.com/s/files/1/0434/7651/7014/files/wupebaju.pdf
- https://cdn.shopify.com/s/files/1/0433/6995/5486/files/29029941501.pdf
- https://cdn.shopify.com/s/files/1/0428/7420/8415/files/13266671169.pdf
- https://cdn.shopify.com/s/files/1/0429/9754/7157/files/2134835119.pdf
- https://cdn.shopify.com/s/files/1/0431/9507/2674/files/black_eye_emoji.pdf
- https://cdn.shopify.com/s/files/1/0430/6694/9799/files/bokanorudulelilokakikuzu.pdf
- https://cdn.shopify.com/s/files/1/0437/4626/3201/files/benefits_of_business_process_reengineering.pdf
- https://cdn.shopify.com/s/files/1/0430/8100/7255/files/79934235754.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 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00006090.bin4481811f4f804c97613002bad405e0b24866db54c88fdaf93d3c39cb73c68907 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6090 | 5040 bytes |
font_01_sfnt_off0000719d.binfd6767b9ed02f07f220b9d55eb47d3669e1086bf51f275dc5db32f601fed1687 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x719D | 10680 bytes |
font_02_sfnt_off00009668.binf260341e2deafef282c0cdf6f9547f7c1575836931e00f2cecf0e77490754097 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9668 | 16232 bytes |
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