MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a large number of links pointing to various websites, many of which are hosted on compromised CMS platforms or disposable domains. This behavior is indicative of a link farm, likely used for SEO manipulation or to distribute malicious content. The ML classifier and ClamAV detection strongly support the malicious nature of this file.
Machine Learning
- Nyx PDF Classifier malicious score 0.9992
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 http://tavernadelsnoguers.com/wp-content/plugins/super-forms/uploads/php/files/b6d8f7f21a3c1baba2a48459cf3421f1/tifigataguxuritavenetus.pdf In PDF document text
- https://locktactyuma.com/userfiles/file/64400382197.pdfIn PDF document text
- https://akapacha.com/userfiles/file/9504684313.pdfIn PDF document text
- http://strandedtattoo.net/file/20818542203.pdfIn PDF document text
- https://catherinehourihan.art/wp-content/plugins/super-forms/uploads/php/files/95e9621ea238262eb885fde2e20f574c/29208264040.pdfIn PDF document text
- https://leanuslab.com/UserFiles/file/xikawazonujiz.pdfIn PDF document text
- https://vasantviharproperties.com/userfiles/file/92542051796.pdfIn PDF document text
- https://canadianrelocation.net/wp-content/plugins/formcraft/file-upload/server/content/files/1608d0319b5f2d---gufazovulujom.pdfIn PDF document text
- http://studiobaldizzone.com/userfiles/files/71628728780.pdfIn PDF document text
- http://papinchess.ru/userfiles/file/28829387106.pdfIn PDF document text
- http://xn----9sbbnbtte4cyg.xn--p1ai/ckfinder/userfiles/files/90440882180.pdfIn PDF document text
- http://www.studiolegalefusimorelli.com/wp-content/plugins/formcraft/file-upload/server/content/files/160abf679e27dc---61274229396.pdfIn PDF document text
- http://smartcookieacademy.com/wp-content/plugins/formcraft/file-upload/server/content/files/16088963921a9a---51594384520.pdfIn PDF document text
- https://megashina24.ru/files/files/dazebemojirapi.pdfIn PDF document text
- http://www.brennholz-heinlein.de/wp-content/plugins/formcraft/file-upload/server/content/files/160e18e336ef1c---24197122301.pdfIn PDF document text
- http://kolasinprevoz.rs/slike/files/zetobejux.pdfIn PDF document text
- http://kennyre.com/wp-content/plugins/formcraft/file-upload/server/content/files/160813959cd95d---10669538552.pdfIn PDF document text
- https://hotelritariccione.it/wp-content/plugins/formcraft/file-upload/server/content/files/16087eb7172601---94282145343.pdfIn PDF document text
- https://www.stamfordtaxis.com/wp-content/plugins/super-forms/uploads/php/files/0p73pc1tvgedknhqlomeq550ap/92114481226.pdfIn PDF document text
- http://attlas.center/userfiles/file/mokaturitewadadigeja.pdfIn PDF document text
- http://sistersaviopublicschool.com/userfiles/file/41796904013.pdfIn PDF document text
- https://hotel-la-licorne.fr/userfiles/file/zakakixewotimofid.pdfIn PDF document text
- https://ewms.vn/wp-content/plugins/super-forms/uploads/php/files/phff7o6pjme4l9ve5v3sdgq3cv/10079769444.pdfIn PDF document text
- http://keralabiblesociety.com/fck_uploads/file/1705505508.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/6naE_Nh8_CY/uplcv?utm_term=protein+synthesis+by+rough+endoplasmic+reticulumPDF 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_off0000b9ad.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB9AD | 11316 bytes |
SHA-256: 015b89352ccada49d905545164d51ba70ef3f246ccc051ec37a7d65cce157677 |
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font_01_sfnt_off0000d3af.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD3AF | 14452 bytes |
SHA-256: 925b4eedcfca4c0c727a846b908c5b78b04252be9b3d1d428f1fdba171813add |
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font_02_sfnt_off0000f7d9.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF7D9 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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