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 embedded URLs, many of which point to domains that appear to be used for hosting malicious content or phishing lures. Heuristics indicate this is a link farm on disposable hosting, and ClamAV detected it as a phishing trojan. The ML classifier also strongly flagged this PDF as malicious.
Machine Learning
- Nyx PDF Classifier malicious score 0.9954
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://get-insurance.in/ckfinder/userfiles/files/fubefarewaxofuku.pdf In PDF document text
- http://www.kliningstroy.ru/wp-content/plugins/formcraft/file-upload/server/content/files/1614586395adc1---rigojemofenerajij.pdfIn PDF document text
- http://zuche0551.com/upload/file/timibilafavixutuw.pdfIn PDF document text
- https://cottingham-group.com/cufiles/files/talipa.pdfIn PDF document text
- https://ladymamashop.com/uploads/files/202109150937592497.pdfIn PDF document text
- https://anup.bo/images/files/60264996079.pdfIn PDF document text
- http://frederickfollows.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/161416498c35d9---59003006065.pdfIn PDF document text
- http://frigotechreina.com/userfiles/files/89373418815.pdfIn PDF document text
- http://eraldocomo.it/userfiles/files/dosivisowenonu.pdfIn PDF document text
- https://abouelhoulgroup.com/userfiles/files/talebelatitijisotut.pdfIn PDF document text
- http://svaz-podnikani.cz/files/file/44204774079.pdfIn PDF document text
- https://australiancaravancentre.com.au/application/third_party/ckfinder/userfiles/files/vebuxasid.pdfIn PDF document text
- https://www.ventisilva.com.br/ckfinder/userfiles/files/rekewuneziferowale.pdfIn PDF document text
- http://gazosilikatnn.ru/uploads/files/58945274689.pdfIn PDF document text
- http://domadoma.cz/userfiles/file/40085750671.pdfIn PDF document text
- http://bushurov.ru/images/files/mipufomeve.pdfIn PDF document text
- http://mfahk.com/upload/files/71143512578.pdfIn PDF document text
- https://inclinedigital.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613be6135d6c2---52775746213.pdfIn PDF document text
- http://dataprint.ie/uploads/file/15894105678.pdfIn PDF document text
- http://merklink.nl/site/data/ws/files/52320022865.pdfIn PDF document text
- http://cambresisemploi.fr/ckfinder/userfiles/files/risubugimezunof.pdfIn PDF document text
- http://newshop.jp/archive/file/jufelixuxi.pdfIn PDF document text
- http://boki.hu/editor_up/nedunijizis.pdfIn PDF document text
- http://www.carolglassman.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613140cce1b64---zujanurozawaxa.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/cv9VXjIrmdE/uplcv?utm_term=4+pic+1+word+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_off0000b02f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB02F | 15320 bytes |
SHA-256: 9beba94238dd3d07d7dc6ff82aecf90e8fcc7d8eff7c2e126fe397ef52222631 |
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font_01_sfnt_off0000d74f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD74F | 10168 bytes |
SHA-256: 5345bb4ba84bfcde404581e8e5e6e32ab55a5cc5756041a37817d0fc8e711008 |
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font_02_sfnt_off0000ee4d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEE4D | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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