MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a significant number of embedded links, many of which point to a link farm hosted on Shopify. One critical heuristic identified a link to known malicious redirector infrastructure at ttraff.com. The ML classifier also strongly indicated maliciousness. The document body contains garbled text and references to software, suggesting a lure, but the primary malicious activity appears to be the extensive link farm designed for SEO manipulation or redirection.
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.com/wb?keyword=nuance%20power%20pdf%20advanced%20software
- http://files.fitnessbyloren.com/uploads/1/3/1/0/131070362/4877556.pdf
- http://files.lemonlushonline.com/uploads/1/3/1/6/131637014/dujujolulazagu.pdf
- http://sanonuz.shadowandthethrillonline.com/uploads/1/3/1/3/131398489/webezamugalotarapuj.pdf
- https://cdn.shopify.com/s/files/1/0437/9531/6896/files/abbyy_to_word_converter_online.pdf
- https://cdn.shopify.com/s/files/1/0431/3900/6632/files/xavapidilup.pdf
- https://cdn.shopify.com/s/files/1/0435/3222/2615/files/cancellation_acord_form.pdf
- https://cdn.shopify.com/s/files/1/0435/3982/4799/files/32805518823.pdf
- https://cdn.shopify.com/s/files/1/0433/6726/8517/files/jupotijavelusoxazexifonu.pdf
- https://cdn.shopify.com/s/files/1/0431/7147/9713/files/desezewu.pdf
- https://cdn.shopify.com/s/files/1/0428/1883/0492/files/basic_knowledge_of_computer_download.pdf
- https://cdn.shopify.com/s/files/1/0434/5564/3813/files/dizerininigobibugeve.pdf
- https://cdn.shopify.com/s/files/1/0434/7920/3992/files/bupawafa.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_off00005923.bin8ac562eefd1d188824157441baeadfbd72e99ec3a544864f881d9b2308876525 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5923 | 5236 bytes |
font_01_sfnt_off00006b16.bin33a657ca2f0517cc0319787643cd26e4c4a88c36e07f9ab14c3b8c9cfc07de4a |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6B16 | 9892 bytes |
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