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 link farm hosted on Shopify. One critical heuristic identified a link to a known malicious redirector, ttraff.cc, which is likely used to obscure the final destination. The document body, though partially corrupted, suggests a lure related to educational content, specifically 'Amoeba sisters video recap ecological succession answers pdf'. This indicates a phishing or scam attempt designed to trick users into visiting malicious infrastructure.
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.cc/pify?keyword=amoeba+sisters+video+recap+ecological+succession+answers+pdf In PDF document text
- http://files.divinemermaid.com/uploads/1/3/1/4/131406182/xedewibasovak.pdfIn PDF document text
- http://files.quiet-mind.co.uk/uploads/1/3/1/3/131379296/maked.pdfIn PDF document text
- http://files.rmtzgarcia.com/uploads/1/3/0/7/130740149/1ab38417.pdfIn PDF document text
- http://files.tsubosalon.com/uploads/1/3/1/4/131412558/vesoniwenujoxa_luziripuperane_geseremo.pdfIn PDF document text
- http://files.bourgeondelavande.com/uploads/1/3/0/7/130738914/6959656.pdfIn PDF document text
- http://fontawesome.iohttp://fontawesome.io/license/In 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/1/0435/9526/8264/files/kewejelugesesapoja.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/2330/9727/files/78757669332.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/6639/9647/files/wufuwineloxetatimaba.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/1370/9722/files/59302438655.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/5843/8056/files/arquitectura_renacentista_caracteristicas.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/4251/2797/files/18066367457.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/6534/3133/files/12932654598.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/2117/1873/files/febiligeletolawapitod.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/7753/3856/files/90261639854.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/9234/3970/files/lifuripobexewujesowekimo.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/2563/6248/files/panetezitoxawis.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_off00005557.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5557 | 1684 bytes |
SHA-256: 8b69ad8bf8706a8de8604f0485c67fb25a23b24d50174afbb8bbf061f3c53837 |
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font_01_sfnt_off00005dbb.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5DBB | 5756 bytes |
SHA-256: f3eb06423bec4293991afeb643bdce98594b06c1c5a39a6091f657363ddbcfcb |
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font_02_sfnt_off00007153.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7153 | 10020 bytes |
SHA-256: 656654ea452251f5321ab9162d001122a9c0d766d2a47823a3973a7fb68e2bc9 |
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