MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains numerous links, including one pointing to a known malicious redirector, and is flagged as a link farm. The document body, though heavily obfuscated, suggests a lure related to academic papers. The presence of embedded URLs and the ML classifier's high confidence indicate malicious intent, likely to redirect users to phishing or malware-hosting sites.
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=directions+in+sociolinguistics+the+ethnography+of+communication+pdf
- http://files.gaggiadirect.com/uploads/1/3/1/4/131407692/fd4ca2e51c520.pdf
- http://files.janbyrneceramics.com/uploads/1/3/0/7/130775633/wefudizadigov.pdf
- http://files.cookiedecoratinginsingapore.com/uploads/1/3/1/4/131454034/2078984.pdf
- http://files.opendoorhousing.org/uploads/1/3/1/4/131455475/5897595.pdf
- http://files.ukcamperhire.uk/uploads/1/3/2/6/132682303/4929cfc58f8.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/45292738862.pdf
- https://cdn.shopify.com/s/files/1/0437/5235/8042/files/vedugo.pdf
- https://cdn.shopify.com/s/files/1/0431/6299/2795/files/veziwifiwevimilerebedol.pdf
- https://cdn.shopify.com/s/files/1/0431/7829/5450/files/fupaxeguvetikebubudom.pdf
- https://cdn.shopify.com/s/files/1/0432/5569/3470/files/65272123770.pdf
- https://cdn.shopify.com/s/files/1/0430/4447/0933/files/49403744228.pdf
- https://cdn.shopify.com/s/files/1/0438/0593/3730/files/sovopavoramewokitatalapug.pdf
- https://cdn.shopify.com/s/files/1/0435/5588/1121/files/73876918656.pdf
- https://cdn.shopify.com/s/files/1/0431/8170/3319/files/dimojodisupo.pdf
- https://cdn.shopify.com/s/files/1/0435/0833/4744/files/jotusojuwobiwemolot.pdf
- https://cdn.shopify.com/s/files/1/0428/7981/1750/files/puxotatawafitenena.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_off00006ac0.bin5e2f40515c8ec16f1716a3d0fee01a489224548093b9115f23b0730958a95b50 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6AC0 | 5552 bytes |
font_01_sfnt_off00007d7a.bin10ce7c05163f7a008e4d92fbd00e36691115994680f8066d70cbd497e2ecc0b2 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7D7A | 10124 bytes |
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