MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains numerous embedded links, with one specifically redirecting to a known malicious domain (ttraff.ru). The document body, though heavily obfuscated, contains text related to book titles and the authoring application, suggesting a lure to disguise the malicious links. The presence of multiple PDF links, many pointing to Shopify domains, indicates a link farm designed to obscure the ultimate destination.
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/pify?keyword=the+cambridge+introduction+to+anglo+saxon+literature+pdf
- http://vovotok.usecuniversity.com/uploads/1/3/2/3/132303189/ribijukisiruro-ketide-kixujabamo-nepevexonukotex.pdf
- http://files.nthf.org/uploads/1/3/1/3/131398006/sorunap.pdf
- http://files.humidairepartshvac.com/uploads/1/3/0/7/130739718/350d3.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0429/3401/0015/files/poluze.pdf
- https://cdn.shopify.com/s/files/1/0433/7877/0076/files/34704588370.pdf
- https://cdn.shopify.com/s/files/1/0438/8497/0152/files/bosumadekiza.pdf
- https://cdn.shopify.com/s/files/1/0428/2351/6323/files/bapazolow.pdf
- https://cdn.shopify.com/s/files/1/0429/8627/4967/files/wokagegesit.pdf
- https://cdn.shopify.com/s/files/1/0434/6567/0806/files/sebidalajamipebamonaj.pdf
- https://cdn.shopify.com/s/files/1/0428/8207/2743/files/76783382967.pdf
- https://cdn.shopify.com/s/files/1/0428/7689/5398/files/77140951953.pdf
- https://cdn.shopify.com/s/files/1/0431/2478/5319/files/bemba_english_dictionary_download.pdf
- https://cdn.shopify.com/s/files/1/0449/6185/7695/files/nadarijibexe.pdf
- https://cdn.shopify.com/s/files/1/0434/5469/3541/files/tqm_calidad_total.pdf
- https://cdn.shopify.com/s/files/1/0427/8275/2935/files/50199843087.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_off0000498d.bin9a8b9f69dc305b32fc23d822ace8c54bad784ea29c954da68319d50008f0e541 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x498D | 5724 bytes |
font_01_sfnt_off00005ce3.bin528d0b909d5fa7f63031f96b3f34d57a3197cf611e8b09623e32f25cd932598d |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5CE3 | 9860 bytes |
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