MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF contains numerous links to external websites, many of which are hosted on compromised CMS platforms or disposable domains, indicating a link farm designed to distribute malicious content or phish users. The ML classifier and ClamAV detection strongly suggest malicious intent, likely related to phishing or malware delivery.
Machine Learning
- Nyx PDF Classifier malicious score 0.9840
Heuristics 6
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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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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://bleikss.com/userfiles/file/kavobiji.pdf In PDF document text
- http://coreaad.com/DreamDataUpload/file/texowavegar.pdfIn PDF document text
- http://www.neslihanonur.com/wp-content/plugins/super-forms/uploads/php/files/8a21639ccc9fb94271a6033d17e619ba/ludatifuzevirafowa.pdfIn PDF document text
- https://hoatuoi360.vn/uploads/files/13818676098.pdfIn PDF document text
- http://www.kindytennis.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613d5938adea6---32224557040.pdfIn PDF document text
- http://smithmurdock.com/wp-content/plugins/formcraft/file-upload/server/content/files/161408fe2e434b---12591487270.pdfIn PDF document text
- https://akdenizokullari.k12.tr/wp-content/plugins/super-forms/uploads/php/files/hgtkodg99aedpcam87pd3e9452/46805039763.pdfIn PDF document text
- https://natyabio.com/uploadfiles/japarejekam.pdfIn PDF document text
- https://jazykovytabor.topenglish.sk/app/webroot/gallery/files/13264724402.pdfIn PDF document text
- http://leeandrewdavison.com/download/50025988686.pdfIn PDF document text
- https://benhgout.net/uploads/Files/file/jozimogiponemifugewepux.pdfIn PDF document text
- https://specializedfacilitymgt.com/public_html/userfiles/file/36619680814.pdfIn PDF document text
- http://worldnaturalfood.com/image/upload/File/75682497735.pdfIn PDF document text
- http://jhdljz.com/userfiles/file/1630974973.pdfIn PDF document text
- http://itnetworkconsultingsf.com/helpdesk/app/webroot/img/userfiles/files/4460627643.pdfIn PDF document text
- http://pincailight.com/zk/UploadFile/file/2021090501493673499.pdfIn PDF document text
- http://mojahotels.com/ckfinder/userfiles/files/98852202275.pdfIn PDF document text
- http://ver9.sonikgps.com/ckfinder/userfiles/files/jidifexasipulejafom.pdfIn PDF document text
- http://cochemical.com/upload/files/55491777834.pdfIn PDF document text
- http://imhyuk.com/imhyukeditor/userfile/file/44001456503.pdfIn PDF document text
- https://heatingboiler.ca/fck_upload/file/masikogomogodekafo.pdfIn PDF document text
- https://www.getfitcrew.com/wp-content/plugins/formcraft/file-upload/server/content/files/16139fafea59e9---xupokovixovediremomatama.pdfIn PDF document text
- http://beergolfers.com/blog/images/file/jinanuzajivo.pdfIn PDF document text
- https://gad-elhak.com/userfiles/file/bevesiwuxekewi.pdfIn PDF document text
- http://seamcc.com/UserFiles/files/29653120801.pdfIn PDF document text
- http://sparkpro.lv/content/file/71094777090.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/BkSY9tpko7c/uplcv?utm_term=scarface+android+game+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_off0000bc31.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xBC31 | 20320 bytes |
SHA-256: 9858f04a0695ff87bfc71bc7837da1b2f6d5fa4540a619851981c3a74241cd7a |
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font_01_sfnt_off0000f00a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF00A | 10820 bytes |
SHA-256: 0be0607b2cbde8f9967ac5254c7cd928e6b4109e9f9ebbba26c27f170c4484ba |
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font_02_sfnt_off000108c0.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x108C0 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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