MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a significant number of embedded links, identified as a 'PDF SEO Link Farm', pointing to various PDF files hosted on Shopify. One of these links, 'https://ttraff.ru/wix?keyword=culture+shock+burlington+books+pdf', is flagged as a malicious redirector. The ML classifier also strongly indicated maliciousness. The document body, though heavily obfuscated, contains text related to 'culture shock burlington books pdf' and the malicious URL, suggesting a lure to download or view potentially malicious content.
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=culture+shock+burlington+books+pdf
- https://cdn.shopify.com/s/files/1/0428/4992/7327/files/belajar_tajwid_alquran_lengkap.pdf
- https://cdn.shopify.com/s/files/1/0431/7573/9560/files/19988803288.pdf
- https://cdn.shopify.com/s/files/1/0431/7121/7572/files/famatobamuraroxaxas.pdf
- https://cdn.shopify.com/s/files/1/0434/5544/7201/files/java_download_32bit.pdf
- https://cdn.shopify.com/s/files/1/0432/3767/1080/files/24235297704.pdf
- https://cdn.shopify.com/s/files/1/0432/0205/2257/files/pojalere.pdf
- https://cdn.shopify.com/s/files/1/0434/0052/8033/files/3745625664.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/1741554469.pdf
- https://cdn.shopify.com/s/files/1/0433/5196/5855/files/vemezi.pdf
- https://cdn.shopify.com/s/files/1/0431/4251/2802/files/24957415166.pdf
- https://cdn.shopify.com/s/files/1/0427/5604/7004/files/govuwajato.pdf
- https://cdn.shopify.com/s/files/1/0428/3580/4319/files/kativejodiseleso.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 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00004079.bina010e890f646e8606b763bdfeea269667ad87b19f20f940dd14c4ffd346ece30 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x4079 | 5316 bytes |
font_01_sfnt_off00005280.bin8360db2d6fcca0d1e6c54f629e3564abb8a99d4dbe1366dd82e3067892107322 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5280 | 9916 bytes |
font_02_sfnt_off00007422.bin9f355172d696dda274cac500966718f112ce76951f19577ac4888987ea6471b2 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7422 | 4324 bytes |
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