MALICIOUS
184
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a large number of embedded links, many of which point to external PDF files hosted on various domains. One critical heuristic identified a link to a known malicious redirector infrastructure, and another flagged the document as a link farm. The document body, though heavily obfuscated, contains references to "Vera Bradley patterns outlet" and the malicious redirector URL, suggesting a lure to drive traffic to potentially malicious content. The ML classifier also strongly indicated maliciousness.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 5
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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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Small PDF is a non-clustered link farm on disposable hosting medium PDF_SEO_DISPOSABLE_LINK_FARMSmall PDF contains many clickable external PDF links spread thin across many distinct hosts (no single dominant host), corroborated by a utm_term SEO-redirector link and/or links parked on free/disposable content hosts. This is the 'free document/template' SEO phishing PDF family, which ranks for search queries and routes users into payload/redirect chains, rather than a normal document citation pattern. The PDF itself carries no exploit — the risk is the linked destinations.
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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/pify?keyword=vera+bradley+patterns+outlet In PDF document text
- http://xawufir.topnotchfrenchies.com/uploads/1/3/0/7/130775432/lapuxom-ligezosupa-lusisekewamefux-kuguzamanidomu.pdfIn PDF document text
- http://penodijug.fsk-midpen.com/uploads/1/3/1/4/131454012/2036984.pdfIn PDF document text
- http://jerafakij.pennydavis-artanddesign.com/uploads/1/3/1/4/131408170/xavolewazavawenuge.pdfIn PDF document text
- http://fijomox.tresrioshabitat.com/uploads/1/3/2/6/132681361/401024.pdfIn PDF document text
- http://files.gpaas.org/uploads/1/3/0/7/130740092/xozedidiboluzi_noxuvazegov_nemavefosiruga_gabigogatilib.pdfIn PDF document text
- http://gazitoxek.richfeenstra.com/uploads/1/3/1/4/131454215/soxewedulu_xunoromurato.pdfIn PDF document text
- http://xegenikam.cathycarterartist.com/uploads/1/3/0/7/130775565/e747448a7076.pdfIn PDF document text
- http://files.adultedresources.com/uploads/1/3/1/6/131606127/9b158.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/4982/0065/files/tujemorudutu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/0057/8723/files/introduction_to_automata_theory_ullman.pdfIn PDF document text
- http://guxufom.ccsboise.square.site/uploads/1/3/0/8/130874601/8c076a82c8e421.pdfIn PDF document text
- https://41ffa30e-7c95-4b18-a650-c0a1b032b4d4.filesusr.com/ugd/ccf397_69fe5f390805401681d3f41a7cf6dc8e.pdf?index=trueIn PDF document text
- https://2d084ccf-03ca-409f-8a60-221b5c0eb7d6.filesusr.com/ugd/f80014_d11ac94edd814b9283cb21bae96e186c.pdf?index=trueIn PDF document text
- https://fc133085-1a1f-4cc5-a169-ca34b6cc3d7a.filesusr.com/ugd/18574e_eae8692686f74431a8dff975930ab30a.pdf?index=trueIn PDF document text
- https://f79c45a7-9d93-48da-b6f3-f60072ddda6e.filesusr.com/ugd/04e6f9_600d442d09134b04a3572074c83a5b86.pdf?index=trueIn PDF document text
- https://30d89989-7c31-4dbb-9901-4293f2372a4e.filesusr.com/ugd/8e7730_05f3e166fb9a475a883618c4617fbfa6.pdf?index=trueIn PDF document text
- http://www.w3.org/1999/02/22-rdf-syntax-ns#In PDF document text
- http://purl.org/dc/elements/1.1/In PDF document text
- http://ns.adobe.com/pdf/1.3/In PDF document text
- http://ns.adobe.com/xap/1.0/In PDF document text
- http://ns.adobe.com/xap/1.0/mm/In PDF document text
- http://ns.adobe.com/xap/1.0/rights/In PDF document text
- http://scripts.sil.org/OFLIn PDF document text
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off000061dd.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x61DD | 5160 bytes |
SHA-256: 58180f22a96d68220f71891763f24e45ce2f80c556f7c30b03abfe1707e93907 |
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font_01_sfnt_off00007379.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7379 | 10912 bytes |
SHA-256: 16be943a8c292d9b7911916dda0265be74044dd551adad3aaeb69416f3da95db |
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