MALICIOUS
150
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a large number of embedded links, many pointing to Shopify domains, but one critical link directs to a known malicious redirector. The document body, though heavily obfuscated, contains the text 'welding blueprint reading worksheets' and the malicious URL, suggesting a lure to disguise the malicious intent. The ML classifier strongly supports the malicious verdict.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 3
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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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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/pify?keyword=welding+blueprint+reading+worksheets
- http://files.davidebonazzi.com/uploads/1/3/0/7/130776324/196276.pdf
- http://files.huesoproductions.com/uploads/1/3/0/8/130873902/1326642.pdf
- http://jiponif.tulsalines.com/uploads/1/3/0/8/130814933/d2b127250.pdf
- http://sasufo.helpurchild.net/uploads/1/3/1/6/131606271/gufoxufu_romugiv_tizitazejodup_fokoxaso.pdf
- https://cdn.shopify.com/s/files/1/0434/4116/0344/files/li_ion_vs_li_polymer_battery_performance.pdf
- https://cdn.shopify.com/s/files/1/0437/3122/2677/files/2007_ninja_250r_service_manual.pdf
- https://cdn.shopify.com/s/files/1/0430/8297/3346/files/78245452930.pdf
- https://cdn.shopify.com/s/files/1/0432/4160/3239/files/dynamics_of_machinery_formula.pdf
- https://cdn.shopify.com/s/files/1/0440/6083/6005/files/dupezugoluxotuvuwiferi.pdf
- https://cdn.shopify.com/s/files/1/0460/8625/8852/files/acog_guidelines_for_breast_cancer_screening.pdf
- https://cdn.shopify.com/s/files/1/0432/2951/1835/files/funot.pdf
- https://cdn.shopify.com/s/files/1/0431/5109/8007/files/xagozosigilegoremi.pdf
- https://cdn.shopify.com/s/files/1/0432/5936/3488/files/84329032041.pdf
- https://cdn.shopify.com/s/files/1/0440/0830/8886/files/ret_pally_talents.pdf
- https://cdn.shopify.com/s/files/1/0431/2412/9952/files/51176422235.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_off000070b1.bindff502ca9526148d671ccc7e408563910dbbb2ad22837e93bf84c67e62822f83 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x70B1 | 5528 bytes |
font_01_sfnt_off0000837b.bina36eee06fef6ce219692c4ec918276ac99413e4fd1e3666e4031624f9289d620 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x837B | 1800 bytes |
font_02_sfnt_off00008c08.bin23050afd199918d60328d5649ccb9a44239b9d91e44271450806e1a088a15fd1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8C08 | 10428 bytes |
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