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 Shopify domains, but one critical link directs to a known malicious redirector. The ML classifier also strongly indicated maliciousness. This suggests the document is part of a link farm or phishing campaign designed to redirect users to malicious sites.
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=pandoc+markdown+to+pdf+example
- http://lijeg.amybournephotography.com/uploads/1/3/1/4/131437462/lidolej-pexubabakufesi.pdf
- http://files.sarahrockett.com/uploads/1/3/1/3/131384424/3867108.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- http://www.daltonmaag.com/
- https://cdn.shopify.com/s/files/1/0430/8572/5857/files/54816412413.pdf
- https://cdn.shopify.com/s/files/1/0431/4556/0225/files/42586221973.pdf
- https://cdn.shopify.com/s/files/1/0439/3825/0910/files/potion_of_vitality_5e.pdf
- https://cdn.shopify.com/s/files/1/0429/9689/1807/files/xorekukoluwusapixulinitip.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/77636621448.pdf
- https://cdn.shopify.com/s/files/1/0430/5371/1513/files/badinerie_clarinet.pdf
- https://cdn.shopify.com/s/files/1/0435/3864/5144/files/47692051088.pdf
- https://cdn.shopify.com/s/files/1/0434/2949/4936/files/zixuko.pdf
- https://cdn.shopify.com/s/files/1/0429/1490/6279/files/vimofatorikigijidiromusow.pdf
- https://cdn.shopify.com/s/files/1/0429/2060/7900/files/58618898793.pdf
- https://cdn.shopify.com/s/files/1/0436/1030/8766/files/rijefebevidixejasetu.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 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off000068c5.bin2efad97571358f8a6b147d3d9332e2986e2fd642fad296e58e60c603d80b04bd |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x68C5 | 5088 bytes |
font_01_sfnt_off00007a09.binb49e32666e05912d917a3007e77e44deb6335d16acb5dadeab72a838af8b7bb9 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7A09 | 13952 bytes |
font_02_sfnt_off0000a719.bin9f355172d696dda274cac500966718f112ce76951f19577ac4888987ea6471b2 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xA719 | 4324 bytes |
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