MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a large number of embedded links, many of which point to Shopify domains hosting other PDFs, suggesting a link farm for SEO manipulation or traffic redirection. One critical heuristic identified a link to a known malicious redirector at `https://ttraff.cc/wb?keyword=hochiki%20call%20point%20manual`. The document body, though heavily obfuscated, contains this same URL, indicating the primary intent is to drive traffic to malicious or potentially malicious sites.
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.cc/wb?keyword=hochiki%20call%20point%20manual
- http://files.creativechoicescoaching.com/uploads/1/3/1/6/131636725/zorageretibed.pdf
- http://files.good-byebabe.com/uploads/1/3/0/7/130740483/soxos.pdf
- http://files.alexanderecology.com/uploads/1/3/1/4/131438563/lokegikosexiras.pdf
- https://cdn.shopify.com/s/files/1/0429/8565/2375/files/9896521608.pdf
- https://cdn.shopify.com/s/files/1/0431/6738/3716/files/tesotovomeso.pdf
- https://cdn.shopify.com/s/files/1/0431/1239/9010/files/91404925031.pdf
- https://cdn.shopify.com/s/files/1/0435/0102/7493/files/fema_ics_100b_answers.pdf
- https://cdn.shopify.com/s/files/1/0435/1960/6936/files/rakifunaxipiradafiropofoz.pdf
- https://cdn.shopify.com/s/files/1/0435/6997/1363/files/85348439097.pdf
- https://cdn.shopify.com/s/files/1/0429/0645/2131/files/2238511756.pdf
- https://cdn.shopify.com/s/files/1/0435/7311/7087/files/cobit_5_download.pdf
- https://cdn.shopify.com/s/files/1/0439/9503/7854/files/25974922520.pdf
- https://cdn.shopify.com/s/files/1/0431/4618/2822/files/dasatepof.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_off00005a4c.bin56966820ad16044050837e39f7a0ed0a0d8a92e7b098705bafdabde759f6ddcf |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5A4C | 4924 bytes |
font_01_sfnt_off00006ae8.binb87c0620363e7194f3be91c04c09406b48a938be505e49d6aa090774113f3d61 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6AE8 | 9864 bytes |
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