MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file was flagged by ML classifiers and ClamAV as malicious, exhibiting characteristics of a phishing or malware distribution lure. It functions as a link farm, with numerous embedded URLs pointing to potentially compromised websites or disposable hosting, designed to redirect users to malicious content. The heuristic 'PDF_SEO_DISPOSABLE_LINK_FARM' and 'PDF_COMPROMISED_CMS_UPLOAD_LINK_FARM' strongly indicate this malicious intent.
Machine Learning
- Nyx PDF Classifier malicious score 0.9990
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://murielbellhomes.com/userfiles/files/86707009829.pdf In PDF document text
- https://www.davidwoodpersonnel.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613106dcddac3---gexomekimikasipasefuv.pdfIn PDF document text
- http://labonscafe.com/userfiles/dajusasoruwemoxorubosizes.pdfIn PDF document text
- http://juentai.com/userfiles/files/zuvanekadakexar.pdfIn PDF document text
- https://swotin.com/wp-content/plugins/formcraft/file-upload/server/content/files/16137cd72c55bf---39033854117.pdfIn PDF document text
- http://fnathservices.com/upload/file/puzunivetizase.pdfIn PDF document text
- http://balaton.varosom.hu/userfiles/files/71560040138.pdfIn PDF document text
- https://deewo.de/wp-content/plugins/formcraft/file-upload/server/content/files/1613d182fde1ec---61436838258.pdfIn PDF document text
- http://2girlstrippin.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613e4d39b083c---binoroke.pdfIn PDF document text
- http://freetds.net/userfiles/file/torumarubepakumesetijafu.pdfIn PDF document text
- https://pavillonwohlen.ch/userfiles/files/tifisi.pdfIn PDF document text
- http://ytovietnam.net/ckfinder/userfiles/files/kivivezujukuwizelokaxuzek.pdfIn PDF document text
- http://abwessex.com/uploads/files/65187338908.pdfIn PDF document text
- http://aspbae.org/userfiles/file/55204887128.pdfIn PDF document text
- http://acudrved.com/ckfinder/userfiles/files/xodirenorexizijipete.pdfIn PDF document text
- http://www.terresdescaraibes.fr/file/silamemabavorij.pdfIn PDF document text
- https://taxforce.nl/userfiles/files/31439904735.pdfIn PDF document text
- http://topstec.com/d/files/kiwugozunulakufipiduni.pdfIn PDF document text
- http://aaaexpressheating.com/userfiles/file/38135996060.pdfIn PDF document text
- https://maxflowfans.com/userfiles/file/79388668028.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/A3Ryygt5BCM/uplcv?utm_term=desiigner+new+english+songsPDF 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_off0000dfa5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDFA5 | 18752 bytes |
SHA-256: 90d82b9c2dce1745d42d42d630ef34f3ed9992cc64e8ebd46d05362ebe7c3200 |
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font_01_sfnt_off000110f1.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x110F1 | 10212 bytes |
SHA-256: fa613d8dfe6ce05c135367c2c9fbc2d17f7003419c0be13a7459a5a10785944d |
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font_02_sfnt_off000127d1.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x127D1 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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