MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF was flagged as malicious by a machine learning classifier and contains a critical heuristic indicating it links to known malicious redirector infrastructure. The document body, though heavily obfuscated, contains the primary malicious URL. Additionally, the PDF hosts a large number of external links, many pointing to Shopify, suggesting a link farm tactic to obscure the malicious 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.club/wix?keyword=the+kooples+size+guide+dress
- https://cdn.shopify.com/s/files/1/0437/8948/4190/files/sulubulamivowoluwowufeja.pdf
- https://cdn.shopify.com/s/files/1/0429/3401/0015/files/new_assamese_song_2018_kussum_koilash.pdf
- https://cdn.shopify.com/s/files/1/0437/1621/4939/files/greek_mythology_stories_tagalog.pdf
- https://cdn.shopify.com/s/files/1/0428/0755/8310/files/vafedesasuseta.pdf
- https://cdn.shopify.com/s/files/1/0439/7416/4638/files/antonyms_and_synonyms_activity_sheets.pdf
- https://static.usrfiles.com/ugd/5fd5c1_1fe4cf728412462c864e434a23e93d2d.pdf
- https://static.usrfiles.com/ugd/f64db8_480810ee8fe64a5da8498c04685af489.pdf
- https://static.usrfiles.com/ugd/b371d9_03587ac02cfa4346b779470af697384c.pdf
- https://static.usrfiles.com/ugd/41f880_8676733e8ce44e3b884e6dd4e35300ba.pdf
- https://cdn.shopify.com/s/files/1/0432/6244/3683/files/ketone_body_formation_regulation.pdf
- https://cdn.shopify.com/s/files/1/0428/2171/4079/files/23934680117.pdf
- https://cdn.shopify.com/s/files/1/0430/0118/4417/files/newizasa.pdf
- https://cdn.shopify.com/s/files/1/0428/1348/9319/files/abb_voltage_transformer.pdf
- https://cdn.shopify.com/s/files/1/0430/0200/3609/files/luxogofabupatomaluz.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_off00005db6.bin5e4b4561542ba771fa4a904311a7bde4917815d4c78fbe96b70982b954983947 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5DB6 | 5072 bytes |
font_01_sfnt_off00006efb.bin1caf7604a3d5b8c688ba7da5bb53d1e7170c6dead09585d273ada92274c12a0c |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6EFB | 10420 bytes |
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