MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF file contains a large number of embedded links, many of which point to Shopify domains hosting other PDFs, but one critical link directs to a known malicious redirector. This suggests a link farm or SEO poisoning tactic designed to lead users to malicious content. The ML classifier also strongly indicated maliciousness.
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/wix?keyword=the+not+so+boring+minuet
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0432/6345/9486/files/17067642322.pdf
- https://cdn.shopify.com/s/files/1/0434/5747/8823/files/factores_bioticos.pdf
- https://cdn.shopify.com/s/files/1/0432/0778/6654/files/6789944451.pdf
- https://cdn.shopify.com/s/files/1/0438/2218/6656/files/mh_cet_law_2020_syllabus_download.pdf
- https://cdn.shopify.com/s/files/1/0430/0311/7721/files/xelijiwinezusij.pdf
- https://cdn.shopify.com/s/files/1/0437/0225/5770/files/fuwirazoxowivuxonipidob.pdf
- https://cdn.shopify.com/s/files/1/0437/6775/8999/files/kuala_lumpur_food_guide.pdf
- https://cdn.shopify.com/s/files/1/0437/2021/2645/files/47831050273.pdf
- https://cdn.shopify.com/s/files/1/0434/7396/1110/files/understanding_psychology_mcgraw_hill.pdf
- https://cdn.shopify.com/s/files/1/0429/3938/3971/files/advanced_lock_picking_secrets.pdf
- https://cdn.shopify.com/s/files/1/0432/5313/7576/files/nike_mission_statement.pdf
- https://cdn.shopify.com/s/files/1/0433/4790/2622/files/76566781052.pdf
- https://cdn.shopify.com/s/files/1/0431/1384/0794/files/72242684116.pdf
- https://cdn.shopify.com/s/files/1/0430/2051/7537/files/how_to_use_newtone.pdf
- https://cdn.shopify.com/s/files/1/0429/1634/8057/files/68433371361.pdf
- https://cdn.shopify.com/s/files/1/0437/6638/2749/files/calendar_2019_december.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_off000053ae.binef71d4479b14c2fbe3fa89ca8a449915e755dea1d9dd2d306a84a185f61dca23 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x53AE | 4948 bytes |
font_01_sfnt_off0000645a.binb6d85a38635d18621acb7c45af3946f5794df0bacba464ba52730ad6431bd5ca |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x645A | 9652 bytes |
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