MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a high number of embedded links, many pointing to external resources, which is characteristic of a link farm designed to manipulate search engine results or distribute malicious content. One critical heuristic identified a link to a known malicious redirector, specifically `https://ttraff.ru/pify?keyword=burger+king+menu+pdf+south+africa`, which is likely the primary malicious payload delivery mechanism. The ML classifier strongly supports the malicious nature of this PDF.
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=burger+king+menu+pdf+south+africa In PDF document text
- http://files.apwilder.com/uploads/1/3/0/7/130740363/jutixenajoromiv.pdfIn PDF document text
- http://tajegep.investphilippinestaiwan.com/uploads/1/3/1/1/131164250/6974af1.pdfIn PDF document text
- http://files.doublekboutiquellc.com/uploads/1/3/1/6/131607712/sedasopef-tawov.pdfIn PDF document text
- http://fisas.nsnamidyear.org/uploads/1/3/1/0/131071157/1c770f4ad8c3b5.pdfIn PDF document text
- http://files.mooneevalleymagazine.com.au/uploads/1/3/1/3/131378816/jowum.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://www.daltonmaag.com/In PDF document text
- https://cdn.shopify.com/s/files/1/0431/4647/7722/files/hindustan_times_delhi_epaper_download.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/5782/3390/files/how_long_is_this_youtube_playlist.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/2881/4741/files/adobe_reader_download_for_android.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/3034/7938/files/34450825804.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/2338/4219/files/govelenobofufepowulawova.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/7727/0678/files/vifejinozawigonex.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/4472/4133/files/wadubixutexamitifanatune.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/5293/3020/files/nubipadovi.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/7197/9172/files/adda_247_book_download.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0438/1851/6637/files/napuwedusazekereveluzin.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0427/9474/6023/files/fuwedik.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
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00006302.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6302 | 5532 bytes |
SHA-256: 407d965ff3e81937cdbba1b2043afc29864c21235afa356c964ca052fb76283a |
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font_01_sfnt_off000075a6.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x75A6 | 11224 bytes |
SHA-256: 9f3af8827103cae55127826dd8ce55298555f8fb2dc849b28c62c08a316dee02 |
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font_02_sfnt_off00009bab.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9BAB | 4324 bytes |
SHA-256: 4fcfa7c68d76e23b667942a3ac892d2d5d88346478daafc61479ad4df4af3dd3 |
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