MALICIOUS
96
Risk Score
Malware Insights
MITRE ATT&CK
T1598 Gather Victim Identity Information
T1204 Malicious Link
The PDF document contains a large number of external links, identified by the PDF_SEO_LINK_FARM heuristic. These links point to various domains, suggesting a link farm or a distribution mechanism for further malicious content. The document body, though partially corrupted, contains a title related to 'Multiplying and dividing rational expressions worksheet', which is likely a lure to disguise the malicious intent of the embedded links.
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://uibffworld.org/uploads/1/3/0/7/130775654/130775654.html#multiplying+and+dividing+rational+expressions+worksheet PDF link annotation
- http://stentoriantones.com/uploads/1/3/0/5/130551095/3167299.pdfIn PDF document text
- http://drugsanalytics.com/uploads/1/3/0/4/130483810/pakizilor.pdfIn PDF document text
- http://nkronline.com/uploads/1/3/0/4/130435881/gamejo-digidep.pdfIn PDF document text
- http://vebastore.com/uploads/1/3/0/7/130738527/jilisorutopaj.pdfIn PDF document text
- http://belladesgagnes.com/uploads/1/3/0/8/130873927/f0c151613df2d7.pdfIn PDF document text
- http://allvalleyacoustics.com/uploads/1/3/1/6/131607013/10dce2581.pdfIn PDF document text
- http://spassocafe.id/uploads/1/3/0/8/130813731/jijaluduluneta.pdfIn PDF document text
- http://nashvilledrones.com/uploads/1/3/1/3/131381243/4441537.pdfIn PDF document text
- http://tracyhansenvibranthealth.com/uploads/1/3/1/3/131383480/zunalaf.pdfIn PDF document text
- http://purehumboldt.xyz/uploads/1/3/1/0/131070538/a329ca3f618e7.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://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00005085.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5085 | 8428 bytes |
SHA-256: cd355383d63b9096dfbbba87d379d7fb89b35627071f2e65151d8759cca1cb4a |
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font_01_sfnt_off00007109.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7109 | 16080 bytes |
SHA-256: 3e9a9dfb40a01f9f7c9c545b28ba37f1de74591f2b47bc69a9983f40f3f3ebd7 |
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