MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. Heuristics identified it as a link farm pointing to compromised CMS uploads and disposable hosting, suggesting it's designed to redirect users to malicious sites. The embedded URLs and the nature of the heuristics strongly indicate a phishing or malware distribution attempt.
Machine Learning
- Nyx PDF Classifier malicious score 0.9955
Heuristics 6
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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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PDF link farm points to compromised-WordPress upload storage medium PDF_COMPROMISED_CMS_UPLOAD_LINK_FARMPDF contains multiple clickable links, across many distinct hosts, whose targets are random-slug files parked in the upload directories of vulnerable WordPress form plugins (FormCraft, Super Forms). This is the hallmark of the 'free document/template' SEO phishing PDF family, which ranks for search queries and routes users into payload/redirect chains hosted on compromised sites. The PDF itself carries no exploit — the risk is the linked destinations.
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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 https://pixomot.ru/uplcv?utm_term=ppsspp+naruto+file PDF link annotation
- http://bassonconsulting.mc/userfiles/file/tovexedagi.pdfIn PDF document text
- http://wiskind.com/filespath/files/20210908093441.pdfIn PDF document text
- http://leasingtowers.com/ckfinder/userfiles/files/39781613116.pdfIn PDF document text
- http://kuresi-kaitori.com/upload/content_pic/files/vopokasiliwetewupol.pdfIn PDF document text
- https://harmony-lazienka.pl/Upload/file/10805282311.pdfIn PDF document text
- http://refah4ter.info/basefile/hotelrefah4terir/files/45092419012.pdfIn PDF document text
- http://el-master.ru/userfiles/file/fuwaxowofelelosuroriju.pdfIn PDF document text
- http://himalayakebab.com/shipinc/userfiles/files/15674580184.pdfIn PDF document text
- http://hypotekaprezamestnancov.sk/res/file/47559169998.pdfIn PDF document text
- http://tradeweb.es/userfiles/file/walodixegewovajir.pdfIn PDF document text
- http://tomasmrazek.cz/userfiles/file/nubezewa.pdfIn PDF document text
- http://klientskazona.radeton.sk/ckfinder/userfiles/files/30066728713.pdfIn PDF document text
- https://biorenta.lt/ckfinder/userfiles/files/fedovawerukedakeg.pdfIn PDF document text
- http://taiwanquinoafamily.com/shopadmin/upload/files/rozojod.pdfIn PDF document text
- http://maslag.eu/userfiles/file/37474183069.pdfIn PDF document text
- http://www.neslihanonur.com/wp-content/plugins/super-forms/uploads/php/files/7ea596ad730538c3d853506e0f7c3b9f/wubanudoj.pdfIn PDF document text
- http://birdwatching.sk/media/file/40092105770.pdfIn PDF document text
- https://www.bouldersudbury.org/wp-content/plugins/formcraft/file-upload/server/content/files/1613822297d017---xidivitatosowuwot.pdfIn PDF document text
- http://2990592.ru/ckfinder/userfiles/files/fulaxokevokalomajodidi.pdfIn PDF document text
- http://thetsaban3watnuea.com/UserFiles/file/lebakugiwobitado.pdfIn PDF document text
- https://typeone.com.my/ckfinder/userfiles/files/jupifekowi.pdfIn PDF document text
- http://cold.lt/userfiles/file/53861160979.pdfIn PDF document text
- http://andrelandberg.com/userfiles/file/vanowake.pdfIn PDF document text
- http://www.leesii.com/wp-content/plugins/formcraft/file-upload/server/content/files/16135dc6f2ee95---17148229731.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 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000da60.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDA60 | 10452 bytes |
SHA-256: cf81b80801f94d8a3661b028dacbcc8c35aebe593744e2a82f6b0af8987321c4 |
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font_01_sfnt_off0000f23e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF23E | 18236 bytes |
SHA-256: 242c08513f6d10bfe9d363912da9312cfd608c37626af07ecaa0171f557d2661 |
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font_02_sfnt_off000121da.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x121DA | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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