MALICIOUS
96
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF file contains a large number of external links, a technique often used for SEO manipulation or to redirect users to malicious sites. The ML classifier strongly indicated maliciousness, and the presence of numerous PDF links suggests a link farm or redirection scheme. No scripts were extracted, but the embedded URLs are the primary indicators 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://mta-sts.cityofhopechurch.org/uploads/1/3/0/4/130488530/130488530.html#diff%25C3%25A9rence+test+param%25C3%25A9trique+et+non+param%25C3%25A9trique PDF link annotation
- http://secure.finemarkbank.com/uploads/1/3/1/4/131453056/92663.pdfIn PDF document text
- http://insuranceflatform.com/uploads/1/3/1/4/131454420/kerekov_bimaganeseta.pdfIn PDF document text
- http://fasoemarket.com/uploads/1/3/0/8/130873825/7013010.pdfIn PDF document text
- http://matankorin.com/uploads/1/3/0/2/130270974/3684159.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://basirobogegi.files.wordpress.com/2020/06/36567370197.pdfIn PDF document text
- https://lutesonoluwi.files.wordpress.com/2020/06/xikorobebipoxalove.pdfIn PDF document text
- https://kogovabazoro.files.wordpress.com/2020/06/lepuzajigejo.pdfIn PDF document text
- https://sajolesogiw.files.wordpress.com/2020/06/gipotivigixowapa.pdfIn PDF document text
- https://linapejurax.files.wordpress.com/2020/06/63137565922.pdfIn PDF document text
- https://mudirizeki.files.wordpress.com/2020/06/jotilugurudibipuboluge.pdfIn PDF document text
- https://gomepimus.files.wordpress.com/2020/06/72691760290.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_off00005a4c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5A4C | 11788 bytes |
SHA-256: c2929ebf3c3d5d4cb6acffdd6e5222ce199256c55c21124270f3e28b7035f8bd |
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