MALICIOUS
96
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF file contains a large number of external links, a technique often used for SEO poisoning or to redirect users to malicious sites. The ML classifier strongly indicated maliciousness. The document body, though obfuscated, contains a URL that appears to be part of this link farm. The primary attack pattern involves luring users to a website via a deceptive document.
Machine Learning
- Nyx PDF Classifier malicious score 0.9998
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://mortarframellc.net/uploads/1/3/0/2/130291676/130291676.html#guide+to+us+politics PDF link annotation
- http://mta-sts.aleksandramysiak.pl/uploads/1/3/0/2/130271171/xidukusalonim.pdfIn PDF document text
- http://solematesshoesaccessories.com/uploads/1/3/0/2/130271097/4606336.pdfIn PDF document text
- http://avemclan.com/uploads/1/3/0/6/130640110/168170cc1e55896.pdfIn PDF document text
- http://nofone.net/uploads/1/3/1/6/131606331/6759693.pdfIn PDF document text
- http://help-hope-geo.net/uploads/1/3/0/6/130604562/48163.pdfIn PDF document text
- http://sabinescottage.com/uploads/1/3/0/5/130539205/8dd1a256db5d.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://servicetocivilian.ua.edu/uploads/1/3/1/6/131606546/rabipasa-berevapokesa-womanifuwav.pdfIn PDF document text
- https://daborexawuv.files.wordpress.com/2020/06/tanimiv.pdfIn PDF document text
- https://baxejubox.files.wordpress.com/2020/06/vomitunozojam.pdfIn PDF document text
- https://mezaniv.files.wordpress.com/2020/06/80751648034.pdfIn PDF document text
- https://remumalu.files.wordpress.com/2020/06/gikefo.pdfIn PDF document text
- https://pajuxegob.files.wordpress.com/2020/06/jasutilesotadopazije.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_off000145e5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x145E5 | 11128 bytes |
SHA-256: 3226e480945e0c35cc4ac6cf8b67f0434c9c3fa1d125d97fbf22d982a1e4a2ff |
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