MALICIOUS
96
Risk Score
Malware Insights
MITRE ATT&CK
T1598 External Remote Services
T1204 User Execution
T1059 Command and Scripting Interpreter
The PDF file contains a large number of external links, many of which point to other PDF files on unrelated domains. This behavior is indicative of a link farm, likely used for SEO manipulation or to distribute malicious payloads. The primary heuristic 'PDF_SEO_LINK_FARM' strongly suggests this malicious intent. No scripts were extracted, and the document body is heavily obfuscated, making it difficult to determine a more specific attack pattern or family.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 4
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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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External URI info PDF_URIPDF contains an external URL action
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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 http://thefishvan.com/uploads/1/3/0/5/130540240/130540240.html#works+cited+guide PDF link annotation
- http://21a.undesirable.us/uploads/1/3/1/4/131454899/6176062.pdfIn PDF document text
- http://hagarsadan.com/uploads/1/3/0/4/130476483/7898684.pdfIn PDF document text
- http://jana-cooper-jewelry.com/uploads/1/3/1/4/131409526/1e327.pdfIn PDF document text
- http://completecarpetrecovery.com/uploads/1/3/0/2/130289254/rafovulo_badovigaxigirak_jobesokidixapob.pdfIn PDF document text
- http://kidscook4acause.org/uploads/1/3/0/5/130589384/a89032b854.pdfIn PDF document text
- http://doubleheartsoapcompany.com/uploads/1/3/0/3/130312952/2612be8f6ac7.pdfIn PDF document text
- http://worldheartsfairtrade.net/uploads/1/3/0/2/130272603/bewud_nowikub_lefog.pdfIn PDF document text
- http://mail.visualconceptspsg.com/uploads/1/3/1/4/131438055/7969619.pdfIn PDF document text
- http://mnhomeinteriors.com/uploads/1/3/1/3/131384400/33112d94.pdfIn PDF document text
- http://paccaroindustries.com/uploads/1/3/0/4/130475909/metizud-dokigimulefubup-jezovedul-wadaxa.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn 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_off0000aad7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xAAD7 | 4720 bytes |
SHA-256: 0c9ce7168e26d327b50c1c1a4c13fbe83b942058039135dfe85c2215ed82ad62 |
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font_01_sfnt_off0000bb0a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xBB0A | 11400 bytes |
SHA-256: d76d41eb48bc4764a4cd799d62c802f08ba650b845c414bf53c25e2f98f4f769 |
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