MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains a large number of external links, many of which point to a redirector infrastructure. The document body, though heavily obfuscated, contains a URL that appears to be a search query for game rules, suggesting a lure. The ML classifier strongly indicates maliciousness, and the presence of a redirector URL is a high-confidence indicator of malicious intent.
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=carcassonne+expansion+6+rules+pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://static.usrfiles.com/ugd/b98abb_8d255d393aaa48e4aa9176102978f81d.pdf
- https://static.usrfiles.com/ugd/469aea_aa113770958e4315937eaafed30232a1.pdf
- https://static.usrfiles.com/ugd/704f6c_f987bd7ec9c14b43b6f894fc31decb7e.pdf
- https://static.usrfiles.com/ugd/bb4607_c457070b84b842259361fb99d95c3308.pdf
- https://static.usrfiles.com/ugd/34ec99_ae0ef8faaa62409ab30df0f63d374231.pdf
- https://static.usrfiles.com/ugd/dbad32_cb2cd370316e4566bcd78e47083fc802.pdf
- https://static.usrfiles.com/ugd/b8c837_b47d83bc26854d53be8abf5ebdd4ab79.pdf
- https://static.usrfiles.com/ugd/03dcd4_43c0840892624a5db41c3c6afc4bad5d.pdf
- https://static.usrfiles.com/ugd/834936_f12ecce73363412388771a0c16a6e491.pdf
- https://static.usrfiles.com/ugd/3f4b99_9b0604723ffe4a75a860d90dc9a11702.pdf
- https://static.usrfiles.com/ugd/c268f7_605acfe09f3c42e4a3bf2f97b41637b2.pdf
- https://static.usrfiles.com/ugd/5cf23b_f83ba631c0ed46d5811cd3991e9c8545.pdf
- https://static.usrfiles.com/ugd/ee4d88_0c2c48d4fb514cc4bfa714037608c69e.pdf
- https://static.usrfiles.com/ugd/d4da64_5039a6984dbf4771a3a83229f88b04b5.pdf
- https://static.usrfiles.com/ugd/65e777_25c631ddbc484a3b878bb2cb12ed2ecc.pdf
- https://static.usrfiles.com/ugd/229b11_30c02d03b5264e6491e31ffab6c8dc71.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_off0000819b.binfe458b91a00eb2e36460bc823a0c4c73a8529f4e17788b67e0aa80238a55f9ef |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x819B | 5276 bytes |
font_01_sfnt_off0000939a.bin206c06a021c0153ef244d348f4b5b92e94bc989b7c3db80f3e94dccd9f5c12b8 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x939A | 10508 bytes |
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