MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains a link that redirects to a malicious domain, identified by the PDF_MALICIOUS_REDIRECTOR_LINK heuristic. The document body, though heavily obfuscated, contains the same malicious URL and appears to be a lure for a 'sample statement of purpose'. The PDF_SEO_LINK_FARM heuristic indicates the PDF is part of a larger link farm, suggesting a campaign to distribute 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.com/wix?keyword=sample+statement+of+purpose+for+graduate+school
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0433/0507/4838/files/xetixonevas.pdf
- https://cdn.shopify.com/s/files/1/0432/5769/2320/files/nevokajubilasajatafexixu.pdf
- https://cdn.shopify.com/s/files/1/0428/4982/9023/files/pinawijavena.pdf
- https://cdn.shopify.com/s/files/1/0438/0036/3169/files/housewarming_party_invites_free_template.pdf
- https://static.usrfiles.com/ugd/b8c837_0a694811ad564bd38b965194c57d12a1.pdf
- https://static.usrfiles.com/ugd/e643da_0a4405db81c747ab9ad1d145e3cfb060.pdf
- https://static.usrfiles.com/ugd/9219f8_90598e7681db4a8a9abc3ced227afed7.pdf
- https://static.usrfiles.com/ugd/b8c837_a4f49d37fb594763bca7091127031944.pdf
- https://static.usrfiles.com/ugd/b8c837_66def0301fec4b8982a9bcd60fb46537.pdf
- https://cdn.shopify.com/s/files/1/0433/7513/2824/files/78324246825.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/bibekejufalakudogaloseja.pdf
- https://cdn.shopify.com/s/files/1/0430/9703/0817/files/jakogevabijuxuj.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_off00006f24.bin3cf5c793e144b521507ed6e49fea67660b80b7ff0f75bf6f63d46355956ae723 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6F24 | 5672 bytes |
font_01_sfnt_off00008238.binbbf7b41179a54aa4a54167ba2858453e7cc26526d3eb4e06f2c0f79c10cbe0fa |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8238 | 10184 bytes |
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