MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains a critical heuristic firing for a malicious redirector link, pointing to 'https://ttraff.me/wix?keyword=past+papers+igcse+biology+animal+nutrition'. Additionally, it exhibits characteristics of a PDF link farm, embedding numerous external links, one of which is 'https://cdn.shopify.com/s/files/1/0429/3001/2316/files/fugutofepidiwad.pdf'. The document body, though heavily obfuscated, contains text related to 'past papers' and the malicious URL, suggesting a lure to disguise malicious intent. 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.me/wix?keyword=past+papers+igcse+biology+animal+nutrition
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0429/3001/2316/files/fugutofepidiwad.pdf
- https://cdn.shopify.com/s/files/1/0451/4234/3833/files/burrows_and_badgers_download.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/53681635306.pdf
- https://cdn.shopify.com/s/files/1/0436/8180/8549/files/vidixejumuvipuwisodedeze.pdf
- https://cdn.shopify.com/s/files/1/0433/5858/4986/files/deadpool_kills_the_marvel_universe_read_online.pdf
- https://cdn.shopify.com/s/files/1/0429/2752/1948/files/3366734178.pdf
- https://cdn.shopify.com/s/files/1/0434/9100/0472/files/contour_storyteller_android.pdf
- https://cdn.shopify.com/s/files/1/0429/6923/5619/files/gixidij.pdf
- https://cdn.shopify.com/s/files/1/0432/3406/6600/files/94547035929.pdf
- https://cdn.shopify.com/s/files/1/0428/8148/2919/files/43170424965.pdf
- https://cdn.shopify.com/s/files/1/0437/7952/2722/files/13541243239.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_off00005e44.bin3cfa260f64dc15a36e8a5896410d1eb51f70f9169fb92cfad8c3f11cd594bc4f |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5E44 | 5496 bytes |
font_01_sfnt_off000070e1.binded44c6d9f92186cea89a649c68e97d029484c540dac3b3b830f5ddd7790c1bb |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x70E1 | 10492 bytes |
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