MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains a large number of embedded links, many of which point to benign Shopify URLs, but one critical link directs to a known malicious redirector. This suggests a link farm or SEO spam tactic designed to funnel users to malicious infrastructure. 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=plant+and+animal+cell+lab+answers
- http://senonek.sunnyjfarm.com/uploads/1/3/0/8/130873995/0a8a1421fc46.pdf
- http://files.main-global.com/uploads/1/3/0/7/130739826/4c054380d.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0431/0895/8362/files/food_safety_program_template_class_1.pdf
- https://cdn.shopify.com/s/files/1/0430/8929/7568/files/56675453190.pdf
- https://cdn.shopify.com/s/files/1/0431/7495/3120/files/51503061027.pdf
- https://cdn.shopify.com/s/files/1/0438/1615/7344/files/challenges_of_democracy.pdf
- https://cdn.shopify.com/s/files/1/0430/3182/2485/files/59601443277.pdf
- https://cdn.shopify.com/s/files/1/0465/0359/2094/files/36608655984.pdf
- https://cdn.shopify.com/s/files/1/0434/2402/2690/files/1369651434.pdf
- https://cdn.shopify.com/s/files/1/0437/7434/5365/files/zaxuretoramirerofadij.pdf
- https://cdn.shopify.com/s/files/1/0430/0704/9877/files/molezudotifinunebune.pdf
- https://cdn.shopify.com/s/files/1/0438/1730/4226/files/96737021075.pdf
- https://cdn.shopify.com/s/files/1/0430/4211/1641/files/dotexodub.pdf
- https://cdn.shopify.com/s/files/1/0430/0649/2823/files/pobupejuruw.pdf
- https://cdn.shopify.com/s/files/1/0438/3942/2626/files/lofavuxoxes.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_off0000530d.bin566c93c01a216daf68d04d4d46f81f6f93c6598b594c0abfcf38fcec258c804f |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x530D | 5316 bytes |
font_01_sfnt_off00006506.bin417647f228ce0e32c5c32078e13ad6c5589df113c86bd46edb78aacb37c1d0ea |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6506 | 9788 bytes |
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