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'. The document functions as a link farm, containing numerous URLs pointing to compromised WordPress sites and other disposable hosting. These links likely lead to phishing pages or further malware downloads, indicating a malicious intent to lure users to malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9998
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://wastran.ru/uplcv?utm_term=online+pdf+compressor+to+less+than+100kb PDF link annotation
- https://sanidom.pl/img/file/nugobilod.pdfIn PDF document text
- https://gfow.om/wp-content/plugins/super-forms/uploads/php/files/ds7g8vro12nsav6ajntdgkskv7/46705759016.pdfIn PDF document text
- http://yatros.ro/wp-content/plugins/formcraft/file-upload/server/content/files/160aba9e8614f7---88317004265.pdfIn PDF document text
- https://laneopx.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609dbb5e119bb---vedizekizali.pdfIn PDF document text
- http://dblbtech.com/userfiles/file/vosibuguros.pdfIn PDF document text
- https://ltanimalpark.com/wp-content/plugins/super-forms/uploads/php/files/30ba26964aef90e518382d16c7a465b0/fixovilirimakuxapokenese.pdfIn PDF document text
- http://elenasteele.com/wp-content/plugins/formcraft/file-upload/server/content/files/160befe4d0bbe6---80991650862.pdfIn PDF document text
- http://claudiodauelsberg.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/160980a35bd04c---xutapepiwakeja.pdfIn PDF document text
- http://automotiveenergy.cz/userfiles/file/vurabilowagapukozaf.pdfIn PDF document text
- http://amsasecretariat.fr/userfiles/file/39411892216.pdfIn PDF document text
- http://sanmarinreunion.com/clients/c/c0/c0747301521b2fcd71a0106c9132c7e7/File/senovixesux.pdfIn PDF document text
- http://mobydick-band.de/fckdata/file/tiwomelarinadenarimo.pdfIn PDF document text
- https://www.hotel-palladium.gr/wp-content/plugins/super-forms/uploads/php/files/r4lh4s8q5smceddbg1hbjeahl5/joper.pdfIn PDF document text
- https://gagiongvitgiong.com/ckfinder/userfiles/files/xidizuxaripimuruwalem.pdfIn PDF document text
- http://ptaki.info/imgekoprojekty/files/xewijabanozaxusa.pdfIn PDF document text
- https://www.toptalentusa.com/wp-content/plugins/formcraft/file-upload/server/content/files/16084f626eced7---goketeve.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn 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://scripts.sil.org/OFLIn PDF document text
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000e70c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE70C | 3288 bytes |
SHA-256: 89212e3ee011e2623b6bcae505bad8ec3061312f852b8824d6cc2f8eaa69f65d |
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font_01_sfnt_off0000f2d0.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF2D0 | 5820 bytes |
SHA-256: 34ecb6ea37c561e39a03d74063c74ffd27759a0636938bee5180cac687743038 |
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font_02_sfnt_off00010670.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10670 | 12108 bytes |
SHA-256: a0977eefc0ee7013221ed4aecdf8e8d84ea1e99958907135a323211c1225a4d6 |
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