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 a redirector service (ttraff.com) disguised as a coloring book. This indicates a link farm or SEO poisoning attack designed to lure users to malicious content. The primary malicious URL identified is https://ttraff.com/pify?keyword=the+very+hungry+caterpillar+coloring+book+pdf, which is likely used to redirect users to a second-stage payload.
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.com/pify?keyword=the+very+hungry+caterpillar+coloring+book+pdf In PDF document text
- http://files.truckelele.com/uploads/1/3/2/6/132681579/7505161.pdfIn PDF document text
- http://files.sanzeribaseball.com/uploads/1/3/1/4/131437457/524662.pdfIn PDF document text
- http://files.cpassociatesandco.com.au/uploads/1/3/0/8/130874329/1492050.pdfIn PDF document text
- http://files.carltattoos.com/uploads/1/3/2/6/132683017/4b79baa2b5f4b.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/3514/7933/files/feferonem.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/7931/8166/files/daily_use_arabic_words_in_english.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/6749/7884/files/amyuni_convertor.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/1157/8776/files/dalebezubuwuwaxupita.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/6415/6575/files/gamoza.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/9425/2456/files/4965662849.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/8617/6675/files/pewaf.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/0764/6630/files/bamiduzojem.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/5036/0232/files/gemstone_iv_foraging_map.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/7006/2754/files/28424556733.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/3189/4944/files/bumodo.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/4391/2854/files/oracle_sql_queries_interview_questions.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0448/3471/7858/files/authentic_learning.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/5502/2234/files/92593336889.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/5381/6728/files/98430125247.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 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00006c1e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6C1E | 5552 bytes |
SHA-256: 81f179055ac6dea80aac122154913108050f95cd7673ce5393b481a991605e5d |
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font_01_sfnt_off00007f0c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7F0C | 10548 bytes |
SHA-256: a443b905b14dc66a8c3042c016e14e0309d541183e981af95f09ca2561ddc97c |
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