MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious File
The PDF contains a large number of embedded links, many pointing to Shopify domains, which is indicative of a link farm designed for SEO manipulation or potentially distributing further malicious content. One critical heuristic identified a link to known malicious redirector infrastructure at 'https://ttraff.ru/wix?keyword=peter+and+the+starcatchers+pdf+downl'. The ML classifier strongly supports the malicious verdict.
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.ru/wix?keyword=peter+and+the+starcatchers+pdf+downl
- https://cdn.shopify.com/s/files/1/0435/5060/5461/files/covering_letter_download.pdf
- https://cdn.shopify.com/s/files/1/0438/4066/7808/files/52472994673.pdf
- https://cdn.shopify.com/s/files/1/0434/3287/0037/files/cardiotonicos_y_antiarritmicos.pdf
- https://cdn.shopify.com/s/files/1/0434/0314/9477/files/fusawubozisufogamegaz.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/66689816557.pdf
- https://cdn.shopify.com/s/files/1/0438/6881/5528/files/jurnal_hemiptera.pdf
- https://static.usrfiles.com/ugd/e745be_c6af5d45d78c48238052a73a175bc5f9.pdf
- https://static.usrfiles.com/ugd/d2751c_e61c476773164f3bb9bb28535c2d6e38.pdf
- https://static.usrfiles.com/ugd/b8c837_794720be077449388cd86d87b8f395c3.pdf
- https://static.usrfiles.com/ugd/33a16d_1152fb82ef214a3399df947c1db61d4f.pdf
- https://static.usrfiles.com/ugd/b8c837_45596a660d2d478ab33f6b427a3f0e8f.pdf
- https://static.usrfiles.com/ugd/b8c837_a38d6fa4cb47484080ed3b800154c22e.pdf
- https://static.usrfiles.com/ugd/69695d_7b778bf5136b4d21b2f8f867e6fe1ad5.pdf
- https://static.usrfiles.com/ugd/cbe7f7_f546372de8ce4d70992c6960e5e1e91e.pdf
- https://static.usrfiles.com/ugd/ea9bdf_861c7c9953b14705a778b3dcff192595.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/
- https://static.usrfiles.com/ugd/d2751c_e61c476773164f3bb9bb28535c2d6e38.pd
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000692e.bind796909d5147d4411671a6ffbe83b417497d505936ccefb42b858cacca055f64 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x692E | 5336 bytes |
font_01_sfnt_off00007b58.bina00a09dd9c8db5b4ad9555b45b5af346736900272696e17ab67a0a552b85116c |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7B58 | 10080 bytes |
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