MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF file was flagged by a machine learning classifier and ClamAV as malicious, specifically as a phishing trojan. Heuristics indicate it functions as a link farm, directing users to multiple compromised websites and potentially disposable hosting. The embedded URLs are likely part of a campaign to distribute further malicious content or conduct phishing attacks.
Machine Learning
- Nyx PDF Classifier malicious score 0.9989
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://gk-termopanel.ru/wp-content/plugins/super-forms/uploads/php/files/3185b890f961115fc97d3751ec342b35/2088430323.pdf In PDF document text
- https://fmpride.com/wp-content/plugins/super-forms/uploads/php/files/00015519011b22a7921ccd238c54d8d8/rinobetixusiraz.pdfIn PDF document text
- https://watfordfairtrade.org/app/webroot/img/files/pobepezaxulifufefasunile.pdfIn PDF document text
- http://mikomisushiwc.com/uploads/files/simejovuma.pdfIn PDF document text
- http://schroniskoorzechowce.pl/ckfinder/userfiles/files/20415963694.pdfIn PDF document text
- https://gdr.co.il/wp-content/plugins/super-forms/uploads/php/files/37d6f755d4ae72ae173c02469f4a2f2e/fivis.pdfIn PDF document text
- https://pavaniautismschools.com/wp-content/plugins/super-forms/uploads/php/files/noduqdoepmhnq8g82vr7nsdfvv/48958812928.pdfIn PDF document text
- https://batikatravels.com/userfiles/file/48786230245.pdfIn PDF document text
- https://adreshosting.com/calisma2/files/uploads/23182043255.pdfIn PDF document text
- http://ferrogep99.hu/static/media/file/82099666155.pdfIn PDF document text
- http://geyikkimya.com/userfiles/upload/file/28238044542.pdfIn PDF document text
- http://ozdoby-betonowe21.pl/Upload/file/23229735131.pdfIn PDF document text
- https://msr-hudsonproperties.com/wp-content/plugins/super-forms/uploads/php/files/e6464d8ec0b0ac9a7a049e87422b0730/37608580551.pdfIn PDF document text
- http://elosc.com/upFile/file///ITX202107280933057280.pdfIn PDF document text
- http://thehonourride.ca/clients/c/c2/c2a221447f3e921143a55eca482c8289/File/kudaw.pdfIn PDF document text
- https://iamtimeshare.com/userfiles/file/68457911408.pdfIn PDF document text
- http://salt17.com/userfiles/files/8424313393.pdfIn PDF document text
- http://szjglaw.com/uploadfile/file/2021080920341773499.pdfIn PDF document text
- http://paintingservicesonline.ca/wp-content/plugins/formcraft/file-upload/server/content/files/1608d22e396243---refaxatixaposimiten.pdfIn PDF document text
- http://www.yourhealthyourchoice.org/wp-content/plugins/formcraft/file-upload/server/content/files/160a2bda20b4e8---7542841669.pdfIn PDF document text
- http://championshipsportsrings.com/clients/23492/File/10791439827.pdfIn PDF document text
- http://aldo-ins.com/userfiles/file/tipam.pdfIn PDF document text
- http://training-solutions.ro/wp-content/plugins/formcraft/file-upload/server/content/files/160999eca9ab73---figitekukavotegowosaka.pdfIn PDF document text
- http://perles-del-beya.com/userfiles/file/26010445576.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/cv9VXjIrmdE/uplcv?utm_term=what+app+can+you+cut+and+paste+photosPDF 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_off000104d1.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x104D1 | 10580 bytes |
SHA-256: c6f5fe653e0ff318eb4f813118c8f1725774159a5cd3cca836711280c601d4f1 |
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font_01_sfnt_off00011cfb.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11CFB | 17196 bytes |
SHA-256: 764aabac79cb88b3080841245b13f349058189f337eff6524b407cbba7cc3a9e |
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font_02_sfnt_off00014a09.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x14A09 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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