MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF file was flagged by multiple heuristics and a machine learning classifier as malicious, with ClamAV identifying it as Pdf.Phishing.Trojan. The presence of numerous external URIs and link farms suggests a phishing or credential harvesting attempt. The file's structure and embedded content indicate it's designed to redirect users to potentially malicious websites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9951
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://philabc.ru/uplcv?utm_term=collateral+medical+term PDF link annotation
- http://barrybusiness-crm.com/ressource/devis-photo/files/wimazuzuvoxewobegowenavot.pdfIn PDF document text
- https://rffsev.ru/wp-content/plugins/super-forms/uploads/php/files/ed6bf20f554d87ff4041fc454b37c205/97162999106.pdfIn PDF document text
- https://fjordancv.info/wp-content/plugins/super-forms/uploads/php/files/aab1e79810a5535df5b0ffa29b120a20/14923269008.pdfIn PDF document text
- https://familienarbeit3plus.ch/userfiles/files/nodeloxanevovi.pdfIn PDF document text
- https://vakukh.ru/wp-content/plugins/super-forms/uploads/php/files/a2fe67f694f7a47ac01e2af74f10294e/zanoviruwepaxawed.pdfIn PDF document text
- http://incomingmakedonia.com/files/files/gufisajozamepavumagufakuj.pdfIn PDF document text
- https://apsco.ly/userfiles/files/65743653722.pdfIn PDF document text
- http://chelseacarpet.com/ckfinder/userfiles/uploads/lavukebabanuxojefaduwab.pdfIn PDF document text
- http://architettobotteonpierpaolostudioabacus.it/userfiles/files/20566114904.pdfIn PDF document text
- http://alhouti.com/userfiles/file/wamelibenafekozewu.pdfIn PDF document text
- https://cs168.tw/upfiles/editor/files/8860005656.pdfIn PDF document text
- https://247hvac.ca/fabulous1/uploads/files/lofezugelumi.pdfIn PDF document text
- https://burkina-businessschool.com/business_school/uploads/file/dibukojexatuna.pdfIn PDF document text
- http://www.marsagri.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607f88d26a329---newefa.pdfIn PDF document text
- https://rosenstein.lu/userfiles/files/25966357670.pdfIn PDF document text
- http://sun-green.nl/ckfinder/userfiles/files/vawigawe.pdfIn PDF document text
- http://gf-location.fr/wp-content/plugins/formcraft/file-upload/server/content/files/160779ad984b4c---soxiworegaledeto.pdfIn PDF document text
- http://aiswaryamatrimonials.com/fck_uploads/file/75003130532.pdfIn PDF document text
- http://arcadia1973reunion.com/clients/3/33/33cb7023d77084166ed027ca16b579b7/File/66745156613.pdfIn PDF document text
- http://www.colegiometa.net/home/wp-content/plugins/formcraft/file-upload/server/content/files/1607de881cb17b---71488706271.pdfIn PDF document text
- https://reitinguok.lt/userfiles/file/gapedu.pdfIn PDF document text
- http://visualpaint.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b071283c6ea---89429162923.pdfIn PDF document text
- https://apsco.ly/userfiles/files/dajevegilezipotujobido.pdfIn PDF document text
- https://phase1acoustics.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a075234e99c---wudaluwurukifirebonojog.pdfIn PDF document text
- http://anadolumatbaa42.com/genelresimler/file/41485123888.pdfIn PDF document text
- 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_off0000e2b1.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE2B1 | 10288 bytes |
SHA-256: d73ac18822968426cb88be01cacb690dcf5fa49e1ad5f3b6e4ac7754aea0cd47 |
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font_01_sfnt_off0000f9db.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF9DB | 16888 bytes |
SHA-256: 7fd5eb05ab10fe12b4c7393b31563144e2753f0174f7b602c51c4b23cf85f852 |
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font_02_sfnt_off0001255b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1255B | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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