MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains a large number of embedded links, many pointing to external PDF files, which is indicative of SEO poisoning or a link farm. One of the primary links directs to a known malicious redirector, ttraff.cc, suggesting a phishing or malware distribution attempt. The ML classifier also strongly flagged this PDF as malicious.
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.cc/pify?keyword=summer+school+imdb+parents+guide
- http://fokozejo.lightningsboxingclub.com/uploads/1/3/1/8/131856543/4ecb3b5899.pdf
- http://files.lochletter.com/uploads/1/3/1/3/131398366/5027170.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0440/7944/8216/files/rajok.pdf
- https://cdn.shopify.com/s/files/1/0435/1610/0762/files/junibalerasaniviviwo.pdf
- https://cdn.shopify.com/s/files/1/0441/3338/4344/files/9589890247.pdf
- https://cdn.shopify.com/s/files/1/0429/1421/8143/files/vevewasagizefapunodi.pdf
- https://cdn.shopify.com/s/files/1/0429/7739/4847/files/47887715929.pdf
- https://cdn.shopify.com/s/files/1/0429/0222/5059/files/nozexufonikukezeduketixoz.pdf
- https://cdn.shopify.com/s/files/1/0430/2887/3367/files/statistical_relational_learning.pdf
- https://cdn.shopify.com/s/files/1/0434/8303/7860/files/10260159574.pdf
- https://cdn.shopify.com/s/files/1/0435/0155/1771/files/86983222432.pdf
- https://cdn.shopify.com/s/files/1/0430/0292/1111/files/belgariad_book_1.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_off000053f6.bin555466d1f4b08f51e1ccf7b2208d305b079d89ca6f864e2809c72f77c230226f |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x53F6 | 5728 bytes |
font_01_sfnt_off0000673f.bin690b4d005c15b55b152615744f8abae47e39153694c22557113ee2064221510b |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x673F | 10624 bytes |
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