MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.001 User Execution: Malicious Link
This PDF file was flagged by multiple heuristics and ClamAV as malicious, specifically as a phishing or trojan distribution vehicle. It contains a large number of embedded URLs, many pointing to compromised websites or disposable hosting, suggesting a link farm designed to redirect users to malicious content. The ML classifier also strongly indicated maliciousness.
Machine Learning
- Nyx PDF Classifier malicious score 0.9975
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://huntic.ru/uplcv?utm_term=create+bootable+usb+with+android PDF link annotation
- https://www.3dreamchurch.com/wp-content/plugins/super-forms/uploads/php/files/3a2d6673a398ef9c91662d236839108a/lomawanixo.pdfIn PDF document text
- http://sanruou.com/app/webroot/uploads/files/61731349624.pdfIn PDF document text
- http://teplo76.ru/uploads/file/38316241259.pdfIn PDF document text
- http://wadirumshootingstars.com/userfiles/file///morararalekuputas.pdfIn PDF document text
- https://mai-avto.ru/upload_files/file/45974245450.pdfIn PDF document text
- http://tabletopad.com/images/file/fasebamugumebopidofur.pdfIn PDF document text
- https://mediabandit.com/wp-content/plugins/formcraft/file-upload/server/content/files/16137a6d96933a---60763335610.pdfIn PDF document text
- http://fli.edu.mn/ckfinder/userfiles/files/tuvarurasuja.pdfIn PDF document text
- http://gima.ge/admin/ckeditor/ckfinder/userfiles/files/44177774215.pdfIn PDF document text
- https://agrotehholding.ru/wp-content/plugins/super-forms/uploads/php/files/233332ac2c370c8741462e13b74b3912/gimipolomepeziruxof.pdfIn PDF document text
- http://extreamtuning.ru/wp-content/plugins/formcraft/file-upload/server/content/files/1614716f5dfb60---85968334997.pdfIn PDF document text
- http://yasaitogo.com/uploads/files/94467325187.pdfIn PDF document text
- http://pelejas.com/IMAGENS/CKFINDER/files/35315819930.pdfIn PDF document text
- https://puertoestereo.com/wp-content/plugins/super-forms/uploads/php/files/8c7cg6bh4bvcf1vn6qbk7tmuej/99567635417.pdfIn PDF document text
- http://ordineveterinarireggioemilia.it/userfiles/files/rolizufobok.pdfIn PDF document text
- http://f-kcc.jp/user_data/userfiles/files/mosuvevaxoniwapedomufajep.pdfIn PDF document text
- http://archiwum.wyryki.eu/admin/ckfinder/userfiles/files/73960979999.pdfIn PDF document text
- http://25630638.kad.tw/kads/ckfinder/userfiles/files/bovikakidi.pdfIn PDF document text
- http://abhinavabhishad.org/userfiles/file/27958264241.pdfIn PDF document text
- https://sharidendesignasphalt.com/wp-content/plugins/super-forms/uploads/php/files/309c29257cddd7fcba55de2fe0d861c2/tunefomulotovabemeta.pdfIn PDF document text
- http://biosafety.biz/ckfinder/userfiles/files/23586044669.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_off0000d245.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD245 | 17436 bytes |
SHA-256: 173ccb26b21e9b04d4aadb2d10c6e4be2d241014c1390c5a415356fee8f975af |
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font_01_sfnt_off0000ff05.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFF05 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0001171c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1171C | 10700 bytes |
SHA-256: b7f1eca4d84cc7dc0e1ad99d818bcbcb4a6062d61319f139bda811c28dffa2b7 |
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