MALICIOUS
184
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
This PDF file contains a large number of embedded links, many of which point to external PDF files hosted on various domains. The primary redirector URL, https://ttraff.com/pify?keyword=farmacologia+opi%25C3%25B3ides+pdf, is flagged as malicious. The document's structure and extensive link farm suggest a tactic to manipulate search engine results or to distribute malicious content through a network of seemingly innocuous PDF files.
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.com/pify?keyword=farmacologia+opi%25C3%25B3ides+pdf In PDF document text
- http://files.guyingram.com/uploads/1/3/2/6/132681596/3295852.pdfIn PDF document text
- http://files.marra.cosmo-ufes.org/uploads/1/3/0/7/130739120/9703018.pdfIn PDF document text
- http://files.surrenderedtochrist.org/uploads/1/3/2/6/132681656/wulegi.pdfIn PDF document text
- http://files.poehaku.com/uploads/1/3/1/6/131607239/ab7f23f.pdfIn PDF document text
- http://files.sueannecelebrant.com/uploads/1/3/1/4/131437351/26ff42c.pdfIn PDF document text
- http://files.professorwillis.com/uploads/1/3/0/9/130969819/3536095.pdfIn PDF document text
- http://files.southlandfamilyclub.com/uploads/1/3/1/3/131379371/e862cb.pdfIn PDF document text
- http://files.trailfix.ca/uploads/1/3/2/8/132815753/ba9eb0a713.pdfIn PDF document text
- http://files.mad-promotions.com/uploads/1/3/1/4/131412426/bf57d7ee12c37.pdfIn PDF document text
- http://files.alifeworthliving2.org/uploads/1/3/0/8/130874318/lenalaw-fowez-legojumafixixin-tunotababivofen.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://zafevilak.files.wordpress.com/2020/06/vuroratof.pdfIn PDF document text
- https://mewalijovil.files.wordpress.com/2020/07/70061444175.pdfIn PDF document text
- https://mewalijovil.files.wordpress.com/2020/06/4797305868.pdfIn PDF document text
- https://domunilide.files.wordpress.com/2020/06/kisesojofaw.pdfIn PDF document text
- https://mexutux727649879.files.wordpress.com/2020/07/disonupisekipiso.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/26965864763.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/97454987384.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/49090326843.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/dedijadexurusefux.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/nebedaxogatasimilore.pdfIn 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_off0000659f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x659F | 5168 bytes |
SHA-256: 42066b4f84163767ff5e99e6518d9166f40c6f8da7fff1d6a0c1d64a3a4cdd1d |
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font_01_sfnt_off000076f2.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x76F2 | 10108 bytes |
SHA-256: 4ef38c0c9c849cba533d78784f10b57bd75ddb87ef40a8ba50870b127d12b23b |
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