MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF contains a large number of external links, many pointing to compromised websites or disposable hosting, indicative of a link farm. The ML classifier and ClamAV detection strongly suggest malicious intent, likely phishing or malware distribution. The presence of multiple PDF_SEO_DISPOSABLE_LINK_FARM and PDF_COMPROMISED_CMS_UPLOAD_LINK_FARM heuristics further supports this assessment.
Machine Learning
- Nyx PDF Classifier malicious score 0.9968
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://giorgiosantinelli.it/file/gerusof.pdf In PDF document text
- http://www.1000ena.com/wp-content/plugins/formcraft/file-upload/server/content/files/1612faafb1e861---kegeziwofexedokuxonet.pdfIn PDF document text
- http://hillcrestneighborhoods.com/userimages/nulukewogizejebepi.pdfIn PDF document text
- http://duepassidalcentro.it/userfiles/files/72334739039.pdfIn PDF document text
- http://homeopathyhongkong.cn/files/lixumikezogusexapi.pdfIn PDF document text
- http://cascad-trans.ru/files/74283877002.pdfIn PDF document text
- https://seroinstitute.com/wp-content/plugins/super-forms/uploads/php/files/0127e46ddcac4fc541210aed06f203ed/2259626724.pdfIn PDF document text
- https://www.hungarianassociation.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613af54035014---ruweg.pdfIn PDF document text
- http://files.ibiza-ferien.de/file/biwubedar.pdfIn PDF document text
- http://labsshop.com/d/files/pusogonifedepenajol.pdfIn PDF document text
- http://www.garriagricola.com/wp-content/plugins/formcraft/file-upload/server/content/files/16135fc6b82602---75074851136.pdfIn PDF document text
- http://lapenya.cat/imgjovesnaves/file/18221374394.pdfIn PDF document text
- https://woft-dining.com/webroot/editor-uploads/files/bibipimuruniwadarejud.pdfIn PDF document text
- https://leanuslab.com/UserFiles/file/jomat.pdfIn PDF document text
- https://gs-hemeringen.de/ablage/userfiles/files/rirebogerogupo.pdfIn PDF document text
- http://donghozibistore.com/luutru/files/rivukot.pdfIn PDF document text
- http://jamones-luna.shopcloud.es/ckfinder/userfiles/files/47599212334.pdfIn PDF document text
- https://kaptenhoki.com/contents/files/dutevob.pdfIn PDF document text
- http://izeninfo.net/admin/upload/files/nefumuweporikatoxa.pdfIn PDF document text
- https://bdblue.com/ckfinder/userfiles/files/72722411534.pdfIn PDF document text
- https://dreamscapes.ca/dream_scapes/userfiles/files/97955316276.pdfIn PDF document text
- http://sovaimm.it/userfiles/files/95600704733.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/FevRqgeaUVY/uplcv?utm_term=csr+racing+2+mod+apk+unlimited+money+and+gold+and+keysPDF 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_off0000d7e2.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD7E2 | 16432 bytes |
SHA-256: 463be1540e24d5797188bb9e39812811fd8a3062a75083ba63a573708e2d74b6 |
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font_01_sfnt_off00010226.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10226 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00011a3d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11A3D | 11312 bytes |
SHA-256: 647234c7aaa43c2b0b0529726b301de49bf825a4ec07268f67c32816df5277e2 |
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