MALICIOUS
96
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF document was flagged by an ML classifier as malicious and contains a large number of external links, indicating a potential SEO spam or content hosting lure. The embedded URLs, such as http://admin.hwupenyuproject.org/uploads/1/3/0/6/130639784/130639784.html#dragon+ball+season+1+ep+1+dailymotion, suggest an attempt to redirect users to potentially harmful content. While no scripts were explicitly extracted, the PDF structure and embedded URIs are indicative of malicious intent.
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://admin.hwupenyuproject.org/uploads/1/3/0/6/130639784/130639784.html#dragon+ball+season+1+ep+1+dailymotion PDF link annotation
- http://bimedical.net/uploads/1/3/0/6/130620979/kuxubuxago.pdfIn PDF document text
- http://kittycandle.com/uploads/1/3/1/4/131406288/42f3ba095.pdfIn PDF document text
- http://rcintegrations.com/uploads/1/3/0/4/130483210/0fc6208d4697e08.pdfIn PDF document text
- http://portal.afgbrokerage.com/uploads/1/3/0/5/130539139/164e8ed3f3d62.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://farunowe.files.wordpress.com/2020/06/5919475241.pdfIn PDF document text
- https://movovosu418811970.files.wordpress.com/2020/06/13582055197.pdfIn PDF document text
- https://kemujemurer.files.wordpress.com/2020/06/77798631030.pdfIn PDF document text
- https://gofifod.files.wordpress.com/2020/06/76862695578.pdfIn PDF document text
- https://sabuninovaju.files.wordpress.com/2020/06/zefokexabesolelojomabuki.pdfIn PDF document text
- https://dojujakukaj.files.wordpress.com/2020/06/wuvekukamivelata.pdfIn PDF document text
- https://sufajase.files.wordpress.com/2020/06/90537320502.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_off0000537c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x537C | 9276 bytes |
SHA-256: e8e60a95dc154c17ccc97bd718e7a2ac6883fe038fca30290bf4ea8d48048ec8 |
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