MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
This PDF file was flagged by a machine learning classifier and ClamAV as malicious. It contains numerous external URLs, many pointing to compromised WordPress sites or disposable hosting, suggesting a link farm designed to redirect users. The presence of external URIs and the overall structure indicate a phishing or malware distribution attempt.
Machine Learning
- Nyx PDF Classifier malicious score 0.9973
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://huntic.ru/uplcv?utm_term=baixar+manual+de+especialidades+desbravadores PDF link annotation
- http://agcslohian.com/userfiles/file/86524667334.pdfIn PDF document text
- https://bookatowncar.com/userfiles/file/48260040541.pdfIn PDF document text
- http://slsnn.ru/content/file/21425700482.pdfIn PDF document text
- https://carstenrath.com/wp-content/plugins/super-forms/uploads/php/files/lcp87aenrk0f089k4h00rj00tt/povaxa.pdfIn PDF document text
- https://floorco.allianceflooring.net/wp-content/plugins/super-forms/uploads/php/files/d8254972d65e008d89bf59fe7a3ee2aa/jolitalaminanewumebuki.pdfIn PDF document text
- http://wakingbeauty.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609129d6a50be---pemimoxa.pdfIn PDF document text
- https://kalatranslation.co.uk/wp-content/plugins/super-forms/uploads/php/files/jmucnj5pk3lb6dnmkrit3kkb6s/37526556973.pdfIn PDF document text
- http://lisahyatthealth.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607fd525a3ade---gakani.pdfIn PDF document text
- https://aljazeerahpetroleum.ae/userfiles/files/xewivofewixifaxiwin.pdfIn PDF document text
- http://entone.es/wp-content/plugins/super-forms/uploads/php/files/60910a8192d5acc0b7c68e174eec731c/82761843951.pdfIn PDF document text
- https://www.entornopublicitario.com/wp-content/plugins/super-forms/uploads/php/files/73ff8be043e07f9e0e9f985824e8db63/vaxojoxenarusewup.pdfIn PDF document text
- http://stopasbestos.ca/wp-content/plugins/formcraft/file-upload/server/content/files/160a6986caf0be---90757329420.pdfIn PDF document text
- http://thekitchendesignstudio.org/uploads/files/vinusunidukilofej.pdfIn PDF document text
- https://sedefartphotography.com/resimler/files/55271726319.pdfIn PDF document text
- https://www.gsccn.it/wp-content/plugins/formcraft/file-upload/server/content/files/160b491a423813---kupaxu.pdfIn PDF document text
- http://www.atrium-tuiles.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a9c1f4e65e6---sosedemebujemenoxo.pdfIn PDF document text
- http://africareview.in/userfiles/file/tubukazeke.pdfIn PDF document text
- http://realfootball.gr/userfiles/file/rosinolen.pdfIn PDF document text
- https://dom4m.lv/userfiles/files/sesemizixebimilej.pdfIn PDF document text
- https://aquatrustfina.com/userfiles/file/7105935166.pdfIn PDF document text
- http://pc-driver.ru/userfiles/files/degigugil.pdfIn PDF document text
- http://brenna-ski.pl/userfiles/file/2923331907.pdfIn PDF document text
- http://northmarking.com/userfiles/files/mubepipobodu.pdfIn PDF document text
- https://cms.blauraum.com/wp-content/plugins/super-forms/uploads/php/files/d074d7e427a6cac5d3d8a4a13b586020/sotulagujosefunuti.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_off0000f077.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF077 | 11036 bytes |
SHA-256: 868dacfda5ab7fb3a87d8248a87b29a6692a8d46bdbf5d913a10499f7e3ba314 |
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font_01_sfnt_off000109ea.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x109EA | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off000121fc.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x121FC | 19440 bytes |
SHA-256: 46bc64f34db6c753df4748c7c868fe4645bbcc4d5ec3cb9e5c26f2560b95f097 |
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