MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains a large number of links to other PDFs, a technique often used for SEO manipulation or to host malicious content. One of the primary links directs to a known malicious redirector, suggesting an attempt to lead the user to a harmful site. The ML classifier also strongly indicated maliciousness.
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.me/wix?keyword=recorder+sheet+music+with+numbers
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://static.usrfiles.com/ugd/4a6c57_b0018cc6dba447368ae342781519fb04.pdf
- https://static.usrfiles.com/ugd/0cd019_8289c85f5fee446dba8ca57de50b6865.pdf
- https://static.usrfiles.com/ugd/2ca09c_dc4ee08b37dc4e0f8fc752c686a27f37.pdf
- https://static.usrfiles.com/ugd/1a89c8_06779d462153405b9631b646abab0e66.pdf
- https://static.usrfiles.com/ugd/ef7b09_2c2b86db930046c9915d4d30c37fdd24.pdf
- https://static.usrfiles.com/ugd/760101_b0b4cee5bb9640b1972d361dc7cd7214.pdf
- https://static.usrfiles.com/ugd/b8c837_2c5b2d63d23244fd94b587fa27ec72a3.pdf
- https://static.usrfiles.com/ugd/7ff653_21aa7659b64042d795591483103dc193.pdf
- https://static.usrfiles.com/ugd/289c5e_61413ae497c44579b6ff12014df93e55.pdf
- https://static.usrfiles.com/ugd/89c6ad_1b215647fe1449bbbefcdfc8d04a1ba8.pdf
- https://static.usrfiles.com/ugd/8d57bd_7d36d06e6abd4dbbaeefd995e8c3862a.pdf
- https://static.usrfiles.com/ugd/70c1f8_4b214bdf519a4992af0ab316f978daae.pdf
- https://static.usrfiles.com/ugd/9c58c5_4efb72b843374005a7a38da2c17e399f.pdf
- https://cdn.shopify.com/s/files/1/0432/1555/2674/files/baladina_menu_platform.pdf
- https://cdn.shopify.com/s/files/1/0430/7946/7162/files/chromosomal_mutations_worksheet.pdf
- https://cdn.shopify.com/s/files/1/0433/6159/9656/files/breathless_song_dance_video.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_off00006575.bin39a36da92ebaad11160df16d63578a2b636248ae3c692bf4cae3237ba8d5a3d3 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6575 | 5176 bytes |
font_01_sfnt_off000076fc.bin2c60c8fa79854e035814d80794acc9172714df5efa15d08ccd466fe2b537c8a5 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x76FC | 10528 bytes |
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