MALICIOUS
96
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF document contains numerous embedded URLs, many of which are part of a link farm designed to artificially inflate search engine rankings. The primary URL, http://74-123-78-8.mgwnet.com/uploads/1/3/1/3/131384402/131384402.html#emerson+2gb+mp3+player+manual, suggests a lure to disguise the malicious intent. The ML classifier strongly flagged this PDF as malicious, indicating a high probability of malicious activity. No scripts were extracted, but the structure and embedded links point towards a phishing or malware distribution attempt.
Machine Learning
- Nyx PDF Classifier malicious score 0.9999
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://74-123-78-8.mgwnet.com/uploads/1/3/1/3/131384402/131384402.html#emerson+2gb+mp3+player+manual PDF link annotation
- http://southern-snow.com/uploads/1/3/1/6/131636601/3188921.pdfIn PDF document text
- http://hemp-life.info/uploads/1/3/1/1/131164043/4041535.pdfIn PDF document text
- http://anzini4eid.com/uploads/1/3/1/4/131437607/zibedujusupowalimu.pdfIn PDF document text
- http://exchange19.ccfiji.com/uploads/1/3/0/7/130774964/7610354.pdfIn PDF document text
- http://living-twenty.com/uploads/1/3/0/3/130313319/4849509.pdfIn PDF document text
- http://peghorner.com/uploads/1/3/1/8/131872042/lelilixib.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://xekotaz.files.wordpress.com/2020/06/13621970131.pdfIn PDF document text
- https://xewugof.files.wordpress.com/2020/06/legewinufuvumadepivugap.pdfIn PDF document text
- https://fifeluvup.files.wordpress.com/2020/06/34518129007.pdfIn PDF document text
- https://nedajepo507710614.files.wordpress.com/2020/06/2516119887.pdfIn PDF document text
- https://gekibaxa318617197.files.wordpress.com/2020/06/54921528344.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 1
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00004441.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x4441 | 9652 bytes |
SHA-256: 86759393a7c3361b7a1e4d69d5093dbc3c0f1c2b069b48c0fac9ea3309d0a192 |
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