MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a large number of embedded links, many of which point to external PDF files hosted on various domains. One critical heuristic identified a link to known malicious redirector infrastructure. The document body, though partially corrupted, contains text related to 'Yugioh season 0 episodes online' and the authoring application, suggesting a lure to attract users to click on the malicious links. The ML classifier also strongly indicated maliciousness.
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.me/wix?keyword=yugioh+season+0+episodes+online In PDF document text
- http://wereb.delcondesign.com/uploads/1/3/1/4/131437987/timalepofibaso.pdfIn PDF document text
- http://files.elizabethfremantle.com/uploads/1/3/2/8/132815183/9829212.pdfIn PDF document text
- http://files.congrevelab.org/uploads/1/3/2/6/132681665/2ccf59c82.pdfIn PDF document text
- http://files.andymullens.com/uploads/1/3/0/7/130775171/jomajonu.pdfIn PDF document text
- http://xabapexon.thenighthorseman.com/uploads/1/3/2/6/132696056/6b8a44aa7da47.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/1/0430/9182/0695/files/77195847438.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/1458/6517/files/tumina.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/1916/6105/files/xejuwidulubelasoruwobibob.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/8325/9301/files/gigewifibulepa.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/4790/1592/files/sufubirekekokajubi.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/9671/1069/files/hidden_object_games_no_downloads.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0479/3365/3148/files/74305133252.pdfIn PDF document text
- https://b0427e8d-25ec-4c9f-b586-2f113fd9520f.filesusr.com/ugd/6cf0f5_126856e484674ad397feab49bd2fa631.pdf?index=trueIn PDF document text
- https://0c2054a1-fc38-48f0-bcf2-61f9f89ebceb.filesusr.com/ugd/cf9ff1_4714dbf9d5b14cafbeaba314c77a52e5.pdf?index=trueIn PDF document text
- https://11d91738-1b70-4d50-8efd-cd3cb38dad17.filesusr.com/ugd/8127dd_f775a9f8f1b746d29476fc64e7ae32f4.pdf?index=trueIn PDF document text
- https://fbe62d28-5b61-4761-aaa4-727b8883861b.filesusr.com/ugd/efc97f_11aa155a9b2244359abdd36b72c6b7e1.pdf?index=trueIn PDF document text
- https://c3a171ef-34b5-48d6-8a76-a4462d75de59.filesusr.com/ugd/c75f60_9b76186376e446fba2463b906059b9bc.pdf?index=trueIn 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_off00004a90.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x4A90 | 5032 bytes |
SHA-256: 68bbaad518bb71071c5cfb08577a7b40c841268f60136ca2144c15c85940f0e8 |
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font_01_sfnt_off00005b94.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5B94 | 10060 bytes |
SHA-256: d8173f78e30509327bb24c9827310aa392ab75eece5e19d09c43fb924708e8d5 |
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font_02_sfnt_off00007dff.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7DFF | 4324 bytes |
SHA-256: ce7e2e230a41ba6fc2d7d2240890c8289d67876d84a3d076d67c0b48111c8230 |
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