MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The file is identified as a malicious PDF by multiple heuristics and an ML classifier. It contains numerous embedded URLs, many of which point to suspicious domains, suggesting a link farm or redirection mechanism. The PDF_SEO_DISPOSABLE_LINK_FARM heuristic indicates a pattern of using disposable hosting for a large number of links, a common tactic in phishing campaigns. While no scripts were explicitly extracted, the PDF structure and embedded URLs strongly suggest an intent to redirect users to malicious sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9947
Heuristics 5
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ClamAV: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0
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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://imbirimbir.ru/files/zusofepefe.pdf In PDF document text
- https://gaziemirkentkonseyi.com/upload/files/rikij.pdfIn PDF document text
- http://consol.hu/images/uploadedimages/file/62275220196.pdfIn PDF document text
- http://www.pethouse.es/ckfinder/userfiles/files/18237609587.pdfIn PDF document text
- https://a-guskov.ru/uploads/files/lijino.pdfIn PDF document text
- https://irrisyst.eu/files/file/79364641728.pdfIn PDF document text
- http://www.tobywells.org/media/fckdir/file/28602531385.pdfIn PDF document text
- http://werkschoenenverkoop.nl/images/docman/files/zitezesuretexowagori.pdfIn PDF document text
- http://np-laser.com/upload_fck/file/2021-9-13/20210913050305659153.pdfIn PDF document text
- http://gocep.org/data/userfiles/files/xinotukuvat.pdfIn PDF document text
- https://ratoempat.com/contents/files/nozamis.pdfIn PDF document text
- https://nationalcardsolutions.com/wp-content/plugins/formcraft/file-upload/server/content/files/16135aa9cbe4a9---57417865189.pdfIn PDF document text
- http://dayou.tw/uploadpic/files/202109020530291617.pdfIn PDF document text
- https://ag-concept.ru/wp-content/plugins/super-forms/uploads/php/files/2889c155adfd68fc80f12de95062e139/vetatawilelusoxakogurija.pdfIn PDF document text
- http://japan-railpass.info/images/blog/file/nerarawavorororemo.pdfIn PDF document text
- https://learnrkb.jugalbandiresearch.com/ckfinder/userfiles/files/80602110544.pdfIn PDF document text
- http://vietsonplastic.com/uploads/userfiles/file/rutebe.pdfIn PDF document text
- http://fkhd.cz/data/img/67006640277.pdfIn PDF document text
- http://wwm-quanta.com/upload/files/24996095409.pdfIn PDF document text
- http://xn----otbb6ahq3d.xn--p1ai/ckfinder/userfiles/files/57354171766.pdfIn PDF document text
- http://webinaris.blog/ckfinder/userfiles/publics/files/35928358169.pdfIn PDF document text
- https://wroclawmodelshow.pl/ckfinder/userfiles/files/botes.pdfIn PDF document text
- http://aksusu.com/upload/files/zegewigedus.pdfIn PDF document text
- http://www.rosabrockenhaus.ch/ckfinder/userfiles/files/54137136206.pdfIn PDF document text
- http://kelsenator.com/userimages/25581790280.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/YTWXjIUwRh0/uplcv?utm_term=live+tv+hd+streamz+apkPDF 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_off0000c474.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC474 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000dc8b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDC8B | 10564 bytes |
SHA-256: 7e43983608f4300fdc6da65493abbf429362bdc051cccf768987de23a05d6205 |
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font_02_sfnt_off0000f4b4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF4B4 | 16576 bytes |
SHA-256: f02387ebb9ab0b7ebf5834daa6f62c6413241b501262638d06a165ef8264655e |
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