MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF contains numerous embedded URLs, many of which point to potentially compromised websites or disposable hosting, indicative of a link farm. The ML classifier and ClamAV detection strongly suggest malicious intent, likely for phishing or distributing further malware. The document body is heavily obfuscated and unreadable, preventing a more specific analysis of its lure.
Machine Learning
- Nyx PDF Classifier malicious score 0.9973
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 http://mauchlineware.com/html/chapelstreet/web/userfiles/files/99887719329.pdf In PDF document text
- https://detectiveoffice.net/userfiles/file/84594579175.pdfIn PDF document text
- http://hattrick-sports.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606dec4626a82---23482724078.pdfIn PDF document text
- https://www.infrascale.com/wp-content/plugins/super-forms/uploads/php/files/d781846b62bba932cc052260841c4596/dibaximi.pdfIn PDF document text
- http://asea-admin.com/_userfiles/file/20210816032943.pdfIn PDF document text
- http://www.1000ena.com/wp-content/plugins/formcraft/file-upload/server/content/files/160d6670cedd23---nakebunu.pdfIn PDF document text
- https://www.travelticket.com.au/wp-content/plugins/super-forms/uploads/php/files/edhl5c6dvu2g88u7paoligie7t/90369958089.pdfIn PDF document text
- http://katour.ru/admin/ckfinder/userfiles/files/38055261652.pdfIn PDF document text
- https://www.hospedeagora.com.br/wp-content/plugins/super-forms/uploads/php/files/fpvms57d8oud998nqslb3jch1a/vewogekapiwedanab.pdfIn PDF document text
- http://uyaviation.com/wp-content/plugins/formcraft/file-upload/server/content/files/160e0df7a8edd2---setelotol.pdfIn PDF document text
- https://aalatour.com/basefile/b2caalatourcom/files/75373819505.pdfIn PDF document text
- http://iviltra.lt/images/files/32498748642.pdfIn PDF document text
- https://doucetplasticsurgery.com/ckfinder/userfiles/files/pugum.pdfIn PDF document text
- https://leunamgroup.com/wp-content/plugins/super-forms/uploads/php/files/5889fcbbf080f008ad3026a2a42454b1/1086094130.pdfIn PDF document text
- https://divinesacredshakti.com/wp-content/plugins/super-forms/uploads/php/files/834c5c2d9b1b14e8e22952ee8ddedf38/xejutoza.pdfIn PDF document text
- https://akemi.ro/hirek/file/gatetizimozujom.pdfIn PDF document text
- http://www.laterveer-biesenbeek.nl/ckfinder/userfiles/files/medezusibijo.pdfIn PDF document text
- https://leise.ru/admin/ckfinder/userfiles/files/vibokewofuxele.pdfIn PDF document text
- https://123kozijnofferte.nl/wp-content/plugins/super-forms/uploads/php/files/m3l28pjtjm0n7bm9sftqrc3j17/jabarov.pdfIn PDF document text
- http://tamilannuaire.com/var/www/vhosts/vps296430.ovh.net/tamilannuaire.com/images/file/sebudurewofatimajafuto.pdfIn PDF document text
- http://phongkhamthienhoa.org/images/files/bitidatuboxesupe.pdfIn PDF document text
- http://banhangcongnghe.com/upload/FCK/file/janofokate.pdfIn PDF document text
- https://vrindaindia.com/php/joseph/uploads/file/77228759646.pdfIn PDF document text
- https://autoradiator.mn/uploads/ckfinder/files/47376548658.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/Om9ozkHLxGw/uplcv?utm_term=spiceland+intermediate+accounting+solutions+manualPDF 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_off0000c795.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC795 | 11032 bytes |
SHA-256: fc6d12ec11ab24f4767e43699f15444ed4d70f908e04302c4d1b42e1dfe7a05e |
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font_01_sfnt_off0000e100.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE100 | 18220 bytes |
SHA-256: ebed8288051831bac0c2006a7a72d4a8cf3815f8339fa11ba7a805325bf1657b |
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font_02_sfnt_off00011055.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11055 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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