MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains a link that redirects to malicious infrastructure, identified by the 'PDF_MALICIOUS_REDIRECTOR_LINK' heuristic. The document body, though heavily obfuscated, contains the text 'Tracheostomy nursing care pdf' and the malicious URL, suggesting a lure to trick users into clicking. The presence of numerous external PDF links also indicates a link farm, likely for SEO manipulation or to distribute further 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.cc/pify?keyword=tracheostomy+nursing+care+pdf
- http://files.kristankoutureboutique.com/uploads/1/3/1/3/131383456/lojozap.pdf
- http://files.majestyjewellers.com/uploads/1/3/0/7/130776749/makugepexax.pdf
- http://files.dkgnystate.org/uploads/1/3/1/3/131383377/6691421.pdf
- http://files.furdinez.com/uploads/1/3/0/7/130739076/fb15d741a4f39f.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0438/6275/3445/files/18776576652.pdf
- https://cdn.shopify.com/s/files/1/0429/4190/7100/files/simcity_3000_download.pdf
- https://cdn.shopify.com/s/files/1/0435/2029/5064/files/26255312160.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/gimuwuwizarisatin.pdf
- https://cdn.shopify.com/s/files/1/0434/5161/3336/files/tagawixatilanegabug.pdf
- https://cdn.shopify.com/s/files/1/0434/4355/2416/files/nawudujozexurunubeboje.pdf
- https://cdn.shopify.com/s/files/1/0430/1353/7951/files/regrowth_10_10_10_seeds.pdf
- https://cdn.shopify.com/s/files/1/0431/5080/3099/files/91956313958.pdf
- https://cdn.shopify.com/s/files/1/0434/1058/7800/files/30360257015.pdf
- https://cdn.shopify.com/s/files/1/0428/6709/7756/files/gevesogepepodumaduzuforo.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/
- http://scripts.sil.org/OFL
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000b36c.bin95757c72363e9ea5290b21a2fd852875d2bf2fa4e7ae315abd100088cf81e331 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB36C | 5588 bytes |
font_01_sfnt_off0000c64b.bine6fe4f4823c11ac20930e8315384a21647df6acf81cb92ac597642908480b4c7 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC64B | 10272 bytes |
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