MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
This PDF file was flagged by multiple heuristics as malicious, including a critical ClamAV detection for 'Pdf.Phishing.Trojan'. It functions as a link farm, presenting numerous URLs that point to potentially compromised or disposable hosting, aiming to lure users to malicious content. The ML classifier also strongly indicated maliciousness.
Machine Learning
- Nyx PDF Classifier malicious score 0.9953
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 http://wolfroccatiassociati.it/userfiles/files/58879304123.pdf In PDF document text
- http://augustaelectricalwork.com/editorData/file/99455825021.pdfIn PDF document text
- https://bistakalikotenetwork.com/userfiles/file/fodutav.pdfIn PDF document text
- https://www.bakirkoytemsilcisi.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606e54e410d43---mabopiranowu.pdfIn PDF document text
- http://bhk-aindling.de/userfiles/files/46765161445.pdfIn PDF document text
- http://libron.pl/fckupload/assets/file/rezabejanu.pdfIn PDF document text
- http://adbuffalony.com/uploads/files/metotedisetude.pdfIn PDF document text
- http://duquenne-moteurs.fr/webroot/upload/files/lajibivugo.pdfIn PDF document text
- http://inewbus.com/wp-content/plugins/super-forms/uploads/php/files/irs8k0q5j6a30c7dqk3dea2hv0/xuluko.pdfIn PDF document text
- http://xn--90ad5ackt1d.xn--p1ai/wp-content/plugins/super-forms/uploads/php/files/5d1db79d074978c0dc019ea504a1d043/nozerokuwimibatu.pdfIn PDF document text
- https://www.ayersworthglen.com/wp-content/plugins/formcraft/file-upload/server/content/files/16072cc0be59fb---sogogoweboxaketanesopawo.pdfIn PDF document text
- http://www.accessibilite-salle-eau.com/ckfinder/userfiles/files/razenamagoroginifedobaru.pdfIn PDF document text
- http://dyweisheng.com/uploadfile/file/2021081404002673499.pdfIn PDF document text
- http://quangphong.vn/uploads/image/files/mopewujup.pdfIn PDF document text
- http://webinaris.eu/ckfinder/userfiles/publics/files/kesudokakugapuzile.pdfIn PDF document text
- http://gps-tw.com/CKEdit/upload/files/birezi.pdfIn PDF document text
- https://www.a2zmedical.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/160acda469f78e---15674572793.pdfIn PDF document text
- https://debcopharma.com/userfiles/file/81674133059.pdfIn PDF document text
- http://cwesp.biz/upload/file/bifekaluboxibuxaje.pdfIn PDF document text
- http://havefuntogether.com/image/upload/File/54747636023.pdfIn PDF document text
- http://washchienluoc.com/upload/file/fuwofuzozixi.pdfIn PDF document text
- http://steakclubhn.com/campannas/file/wojejixajina.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/LPIa9PGmDLg/uplcv?utm_term=proform+6.0+ce+elliptical+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_off0000c255.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC255 | 17496 bytes |
SHA-256: 7db777ec2a4945a1eeea1a715f8c48a6ffc275ca67139863b37d986e43bf5d04 |
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font_01_sfnt_off0000ef3a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEF3A | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00010751.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10751 | 10928 bytes |
SHA-256: 98d7f009eb707f6f9b77c9fffca95c9914fb779996178c544fd9eb90c69398f3 |
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