MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF document was flagged by ML classifiers and ClamAV as malicious, indicating a high likelihood of malicious intent. Heuristics identified it as a link farm, with numerous distinct hosts and disposable domains, suggesting a phishing or malware distribution scheme. The embedded URLs, while some are benign, point towards a strategy of redirecting users through multiple sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9975
Heuristics 5
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ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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Small PDF is a non-clustered link farm on disposable hosting medium PDF_SEO_DISPOSABLE_LINK_FARMSmall PDF contains many clickable external PDF links spread thin across many distinct hosts (no single dominant host), corroborated by a utm_term SEO-redirector link and/or links parked on free/disposable content hosts. This is the 'free document/template' SEO phishing PDF family, which ranks for search queries and routes users into payload/redirect chains, rather than a normal document citation pattern. The PDF itself carries no exploit — the risk is the linked destinations.
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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://babijie.com/upload_fck/file/2021-9-14/20210914054259486031.pdf In PDF document text
- https://www.sabiamente.es/wp-content/plugins/formcraft/file-upload/server/content/files/1613e535246cf3---68180450949.pdfIn PDF document text
- https://vargyasnekonyveles.hu/kepek/other/file/gokopidowubupupunokuzo.pdfIn PDF document text
- http://smolninskayahotel.com/userfiles/file/zegum.pdfIn PDF document text
- https://zivotzaokny.eu/res/file/29492150209.pdfIn PDF document text
- https://dm288.rs/slicice/file/4356764226.pdfIn PDF document text
- http://toroisg.com/public/images/files/bomikolesenokudavilel.pdfIn PDF document text
- http://laconchigliacasevacanze.it/userfiles/files/86597033015.pdfIn PDF document text
- http://hasicimosnov.cz/foto/Image/file/linimaboras.pdfIn PDF document text
- http://kingtonkatsu.com/uploads/files/serejavewajimixo.pdfIn PDF document text
- http://romengo.com/ckfinder/userfiles/files/gozirabobakafirivikemine.pdfIn PDF document text
- http://chanakol.com/ckfinder/userfiles/files/lijudotal.pdfIn PDF document text
- http://clingac.es/d/files/36495716597.pdfIn PDF document text
- http://perevodvnegiloifond.ru/pict/file/38109387501.pdfIn PDF document text
- https://archielectronics.com/userfiles/files/kumeborosale.pdfIn PDF document text
- http://hakasasi.id/userfiles/file/tubugilipolut.pdfIn PDF document text
- https://www.highlandernepal.com/assets/ckfinder/userfiles/files/28258972099.pdfIn PDF document text
- https://adikketiga.com/contents/files/22080258543.pdfIn PDF document text
- http://pcccphucvinh.com/upload/files/malobigezusixogi.pdfIn PDF document text
- https://mptradingcompany.com/userfiles/file/88400952961.pdfIn PDF document text
- https://cualuoihoanmy.com/uploads/userfiles/file/70603488202.pdfIn PDF document text
- http://hamkr.com/userData/board/file/datujejakuzisewavo.pdfIn PDF document text
- http://carbonelite.ru/file/39442561124.pdfIn PDF document text
- https://www.tctnanotech.com/wp-content/plugins/super-forms/uploads/php/files/b47bae24c9ad1f2fb00e8d11c96749b5/47459998393.pdfIn PDF document text
- http://odra.cycling-recycling.eu/imgturysta/files/wizuweruramulufojeku.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/LPIa9PGmDLg/uplcv?utm_term=layarkaca21+hobbs+and+shaw+full+moviePDF link annotation
- 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 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000d3f8.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD3F8 | 18116 bytes |
SHA-256: 3fdd2eced8bb820884be53246067e70286b1cc2af99633f5451d9c697fe1f63b |
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font_01_sfnt_off000102e6.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x102E6 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00011afd.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11AFD | 11372 bytes |
SHA-256: a862e1d6e9247d79b3ef49d8a6f7a419a4746f4f99af3850068fecb3a8638d18 |
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