MALICIOUS
96
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file contains a large number of external links, as indicated by the PDF_SEO_LINK_FARM heuristic. These links, such as http://armorgrind.org/uploads/1/3/0/6/130620515/130620515.html#o+mundo+sem+n%25C3%25B3s+pdf, are likely intended to direct users to malicious websites or to manipulate search engine results. No scripts were extracted from this sample, limiting further analysis of its behavior.
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://armorgrind.org/uploads/1/3/0/6/130620515/130620515.html#o+mundo+sem+n%25C3%25B3s+pdf PDF link annotation
- http://representaccounting.co.uk/uploads/1/3/0/4/130435649/9667591.pdfIn PDF document text
- http://hometrustrealproperty.com/uploads/1/3/1/6/131606592/24cce.pdfIn PDF document text
- http://hostmaster.vfpkb.ch/uploads/1/3/0/2/130273753/5719259.pdfIn PDF document text
- http://tasteofbainbridge.org/uploads/1/3/1/3/131383386/wakogos.pdfIn PDF document text
- http://redhotyogastudio.com/uploads/1/3/0/6/130639486/6d28973a57a809.pdfIn PDF document text
- http://mail.jacqueleneambrose.com/uploads/1/3/1/4/131453015/jidunuja.pdfIn PDF document text
- http://3dfurniture3d.com/uploads/1/3/0/8/130873902/947326.pdfIn PDF document text
- http://autismeonderzoek.be/uploads/1/3/0/5/130547552/rolija.pdfIn PDF document text
- http://sticky-plates.com/uploads/1/3/0/6/130621808/votejujatu.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://ziganopu.files.wordpress.com/2020/06/20575681829.pdfIn PDF document text
- https://jejasefepu.files.wordpress.com/2020/06/seziwawipadugodekodi.pdfIn PDF document text
- https://gosijanasi.files.wordpress.com/2020/06/rikotopifufepuwibadaz.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_off0000d60c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD60C | 13916 bytes |
SHA-256: 06f16741fbe90a10d2eecfe189d6a08914ae035081ee271a75e8d94a06f3ef9d |
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