MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The file is identified as malicious by multiple heuristics and a machine learning classifier, with ClamAV detecting it as a phishing trojan. The PDF contains numerous links, many pointing to compromised WordPress upload directories, suggesting a link farm designed to redirect users to malicious content. Although no scripts were explicitly extracted, the nature of the heuristics and the presence of numerous URLs indicate a phishing or malware distribution attempt.
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://miamivanservice.net/wp-content/plugins/formcraft/file-upload/server/content/files/160b831d005411---vewomezepirobudizevikaf.pdf In PDF document text
- http://adabaskimerkezi.com/upload/file/61061411388.pdfIn PDF document text
- https://www.simplythebestevents.ca/wp-content/plugins/formcraft/file-upload/server/content/files/1607c9c042d921---likudinerovazij.pdfIn PDF document text
- http://baliretreatcenter.com/olabali_ci/media/images/newsfiles/33777416690.pdfIn PDF document text
- https://stratasphere.online/userfiles/file/17103575177.pdfIn PDF document text
- http://math-talk.kr/wp-content/plugins/super-forms/uploads/php/files/6c4r6uiiu7cgnnvs5jhgorlepj/18776388782.pdfIn PDF document text
- https://vieclamlaocai.vn/webroot/img/files/81917808660.pdfIn PDF document text
- http://ajisushionline.com/uploads/files/27475429221.pdfIn PDF document text
- http://strandedtattoo.net/file/vitokejisojefuzatota.pdfIn PDF document text
- http://www.rolstoellift.com/wp-content/plugins/formcraft/file-upload/server/content/files/16076f992a85f9---miwosanefez.pdfIn PDF document text
- https://music-group-store.com/upload/files/buxalikamajaxamevarerego.pdfIn PDF document text
- https://beaufortbond.com/wp-content/plugins/super-forms/uploads/php/files/261628b9b2a8c2f448e5ee74d3aae5bf/bosakosibojejubewomobul.pdfIn PDF document text
- http://gruppocreta.com/userfiles/files/busulipodopibidida.pdfIn PDF document text
- https://tekmaker.com/upload/files/bibofojazizijamep.pdfIn PDF document text
- https://growlocals.com/wp-content/plugins/super-forms/uploads/php/files/97f7b035b7960caf753bb7748e6f4ca8/30863591879.pdfIn PDF document text
- http://prodesign31.ru/wp-content/plugins/formcraft/file-upload/server/content/files/1606c888563c96---37034791155.pdfIn PDF document text
- https://apoc.com.au/wp-content/plugins/super-forms/uploads/php/files/4e889edea9944cd519f184109bcf1788/49243090055.pdfIn PDF document text
- http://studiorestagno.eu/userfiles/files/lodubosidewux.pdfIn PDF document text
- http://svaz-podnikani.cz/files/file/jomafikativa.pdfIn PDF document text
- https://www.hospedeagora.com.br/wp-content/plugins/super-forms/uploads/php/files/u35kbseb15539mhf1u7ts60gn5/63578161624.pdfIn PDF document text
- http://stroi-sistema.ru/img/fewetaz.pdfIn PDF document text
- https://asigurareingermania.ro/wp-content/plugins/super-forms/uploads/php/files/vl5p9rotkmsslpc81iompvc3gh/84532320795.pdfIn PDF document text
- http://steclotildehorton.ca/wp-content/plugins/formcraft/file-upload/server/content/files/16070c88d84e39---xovulevibujivitaradegona.pdfIn PDF document text
- http://gingerwooddesign.com/wp-content/plugins/formcraft/file-upload/server/content/files/16087fb1e2b659---9638186262.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/YTWXjIUwRh0/uplcv?utm_term=similarity+transformations+worksheet+pdfPDF 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_off0000b7c3.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB7C3 | 11132 bytes |
SHA-256: 4d67fda879e8bf919eb2e061f44a5d5d974cd15f4977e279b6195bbf8fcd60df |
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font_01_sfnt_off0000d19a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD19A | 15472 bytes |
SHA-256: 165ca638de3b17c961081e14b1b6b2be9dcecde260db298ebebcb291ec0d046d |
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font_02_sfnt_off0000f883.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF883 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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