MALICIOUS
152
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 cdn.shopify.com, and one critical link redirects to a known malicious infrastructure at ttraff.com. The document body text is minimal and appears to be a lure for educational content. The ML classifier 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.com/pify?keyword=simple+present+tense+worksheet+pdf+grade+4
- http://woweloma.ourgenerationsactivists.org/uploads/1/3/0/8/130814238/xitelok.pdf
- http://files.csiiopenlearning.com/uploads/1/3/0/8/130813601/kezigotozafob_rejanefurevug_rodajomosivi_javidi.pdf
- http://files.talesfromthetravelingtavern.com/uploads/1/3/0/7/130775977/najiw_vetow.pdf
- http://files.keytoyourhomeph.com/uploads/1/3/0/7/130775870/7968ed6c727d.pdf
- https://cdn.shopify.com/s/files/1/0434/5564/3813/files/rupukunopadumuvatuxoz.pdf
- https://cdn.shopify.com/s/files/1/0434/2503/8498/files/13286489158.pdf
- https://cdn.shopify.com/s/files/1/0427/6636/8935/files/zikediwoxefeworoxiv.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/potiwabuvufepatene.pdf
- https://cdn.shopify.com/s/files/1/0437/3102/6071/files/fupavupifogowuzaruv.pdf
- https://cdn.shopify.com/s/files/1/0432/5307/2022/files/fizanuxasi.pdf
- https://cdn.shopify.com/s/files/1/0432/3177/2835/files/10595690801.pdf
- https://cdn.shopify.com/s/files/1/0428/2135/3635/files/bolijun.pdf
- https://cdn.shopify.com/s/files/1/0428/4776/4636/files/75768339307.pdf
- https://cdn.shopify.com/s/files/1/0437/6189/3534/files/mefalejexusamevegasorasur.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/xuvoba.pdf
- https://cdn.shopify.com/s/files/1/0429/1608/5923/files/kinukemimivikoroni.pdf
- https://cdn.shopify.com/s/files/1/0432/8462/7624/files/ramorib.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/
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off000057f7.bin25ae8091bae402011bf204ff04bc6a1c7f0bcd7a2d50e6ab05a71f8da5931b6f |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x57F7 | 5800 bytes |
font_01_sfnt_off00006b9f.binc2ddc05ef5501690a77db65c9c281211161cce5e942844f7e2d912ca6aba12c4 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6B9F | 10584 bytes |
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