MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The file was detected as malicious by ML classifiers and ClamAV, indicating a high likelihood of malicious intent. It contains numerous external links, many pointing to compromised CMS uploads or disposable hosting, suggesting a phishing or malware distribution lure. The PDF structure and embedded links are consistent with spearphishing attachments used to redirect victims to malicious sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9976
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://nomylo.ru/uplcv?utm_term=task+based+meaning PDF link annotation
- https://jager-ig.tw/up_photo/file/nugikovisalidatu.pdfIn PDF document text
- http://casms.org/atts/news-files/file/24959623788.pdfIn PDF document text
- https://parvazyab.com/basefile/api203/files/72897716573.pdfIn PDF document text
- http://neteyes.eu/editor_up/sixomora.pdfIn PDF document text
- http://dmn.ca/wp-content/plugins/formcraft/file-upload/server/content/files/1614ba0e816ffb---tekaxarenawow.pdfIn PDF document text
- https://www.grandiosa.is/wp-content/plugins/super-forms/uploads/php/files/8l34u4361k2ln071eik5nn7n46/nakuge.pdfIn PDF document text
- http://lmleadmanagement.com/userfiles/files/jazubekigowom.pdfIn PDF document text
- http://babijie.com/upload_fck/file/2021-9-16/20210916140306983386.pdfIn PDF document text
- http://marchmontnews.com/imgs/file/pudugupejimefobe.pdfIn PDF document text
- http://artstudiodesign.it/userfiles/files/52801596249.pdfIn PDF document text
- http://la-roofers.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/16143f86683752---ralebodapisadevizevevi.pdfIn PDF document text
- http://www.petersonassoc.com/emailimages/file/17216381848.pdfIn PDF document text
- http://galerie45.com/userfiles/file/38164446267.pdfIn PDF document text
- https://ndmoyun.com/calisma2/files/uploads/5667892597.pdfIn PDF document text
- https://censcakmu.org/board/file/files/18896743637.pdfIn PDF document text
- http://evevoyance.fr/adh/.-/file/710377424.pdfIn PDF document text
- http://cathugo.de/res/wysiwyg/file/74946125336.pdfIn PDF document text
- https://mimpi1pusat.com/contents/files/60368628471.pdfIn PDF document text
- http://ncfc.com.tr/ckfinder/userfiles/files/38344507891.pdfIn PDF document text
- http://samavetpharm.com/userfiles/files/86556880208.pdfIn PDF document text
- https://ecpa.fr/uploaded/file/45160363138.pdfIn PDF document text
- https://mut-zur-veraenderung-hambuch.de/userfiles/file/sasadotisaz.pdfIn PDF document text
- http://videlec.be/ressource/file/88542695383.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_off0000bfde.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xBFDE | 10420 bytes |
SHA-256: 7d2ce5955097c131e515db0ccad49c5611e4a3326dcf376e1555e009960f3ff7 |
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font_01_sfnt_off0000d73b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD73B | 16624 bytes |
SHA-256: 6b2c4503fc76c1f30400d4dd736070feffa9b38c51b99625908d308c20d62775 |
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font_02_sfnt_off0001021b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1021B | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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