MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains a large number of embedded links, many pointing to external PDF files hosted on Shopify and other domains, which is indicative of a link farm or SEO poisoning attack. One of the primary links directs to a known malicious redirector, suggesting the intent is to lead users to malicious content or phishing pages. The ML classifier also strongly flagged this PDF as malicious.
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.link/wix?keyword=feeling+good+about+yourself+worksheets
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- http://www.daltonmaag.com/
- https://cdn.shopify.com/s/files/1/0435/4460/8920/files/simoxolo.pdf
- https://cdn.shopify.com/s/files/1/0434/4391/2856/files/rexasomenaluk.pdf
- https://cdn.shopify.com/s/files/1/0430/6573/7370/files/learning_english_free_download.pdf
- https://static.usrfiles.com/ugd/217d68_70a37e9860034bc1b6f26110b696520f.pdf
- https://static.usrfiles.com/ugd/760a88_a98c0492a31e4f869baf177ed1f735ff.pdf
- https://static.usrfiles.com/ugd/b8c837_b79a4ddfceea4674a0209aaea407c7b6.pdf
- https://static.usrfiles.com/ugd/3cb679_04ba0fb889094bff839154ea942cb2c6.pdf
- https://static.usrfiles.com/ugd/b8c837_15a4cccd73704f5798b33229dc70b888.pdf
- https://static.usrfiles.com/ugd/2f7815_e9de586fe8b8433b9bf771e78cae7014.pdf
- https://static.usrfiles.com/ugd/d4a9d6_a9642c17513d4d839fa64547dd60b939.pdf
- https://static.usrfiles.com/ugd/868401_4d58553b99f746458248b60a89b4fbf3.pdf
- https://static.usrfiles.com/ugd/ee4d88_c5e5fefba2c241ffa439bc9d3c720a98.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 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000666c.bin048f040668e8c2a826ecc5d781f8c06eac43cb5979857dcc0d12f223e90f02a5 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x666C | 5404 bytes |
font_01_sfnt_off000078d9.bin3bfe288e9b1233151c1014f00cbf33b1abfe81b163d55d8367711d31ffb71461 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x78D9 | 10352 bytes |
font_02_sfnt_off00009c44.binb50a2106bf82917db0cd3cf88f63c5e8cc3298b343ace5cffc591b35df33d24c |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9C44 | 4324 bytes |
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