MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. It functions as a link farm, with numerous URLs pointing to compromised WordPress sites, suggesting a phishing or malware distribution scheme. The presence of multiple external URIs and link farm heuristics confirms this behavior.
Machine Learning
- Nyx PDF Classifier malicious score 0.9964
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://robotics-institute.com/wp-content/plugins/super-forms/uploads/php/files/sehgr91r2ps27cn628o8jhpk6f/vofipujaza.pdf
- https://genegurumiraclehealer.com/userfiles/file/texonaw.pdf
- https://sedefartphotography.com/resimler/files/59539288679.pdf
- http://timelessmebel.ru/wp-content/plugins/super-forms/uploads/php/files/a1b67b2cdbce1db79835265cffd5b457/41574023137.pdf
- http://onlineticketreview.com/images/file/55131385599.pdf
- http://2ds-creations.fr/userfiles/file/11203458049.pdf
- https://livingcircles.ch/wp-content/plugins/formcraft/file-upload/server/content/files/1607b1af0c6367---rakanapotegexune.pdf
- https://cvenhancer.com/wp-content/plugins/super-forms/uploads/php/files/844427d5bd070909b10b703ecd6f6829/nakadozumivofuxolafal.pdf
- https://rmdschoolandcollege.com/wp-content/plugins/super-forms/uploads/php/files/5f8pmmjb7d3iimnrfu54c6ti10/46143503746.pdf
- https://landlorddebtadvisory.com/wp-content/plugins/super-forms/uploads/php/files/jjfcih9hf2ipf8temife6250c1/kakasulanojamosobugol.pdf
- http://stopasbestos.ca/wp-content/plugins/formcraft/file-upload/server/content/files/1607f8ff03d7fe---kuzadifokuvuvope.pdf
- https://hmv.ir/wp-content/plugins/formcraft/file-upload/server/content/files/16084897fbda59---42156379729.pdf
- https://alismobile.co.uk/wp-content/plugins/super-forms/uploads/php/files/0eb3847bb116a62984d3ccad1883ed82/dalosiwimu.pdf
- http://discarga.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c957a578202---75585373514.pdf
- https://dietacud.eu/upload/file/89736939770.pdf
- https://surupaceanu.ro/ckfinder/userfiles/files/72622583784.pdf
- http://maidnheaven.com/wp-content/plugins/formcraft/file-upload/server/content/files/16098baac62118---tebesunomifinuxufedonofuz.pdf
- http://alpanelektrik.com/depo/sayfaresim/file/73358545626.pdf
- http://trenermichal.pl/wp-content/plugins/formcraft/file-upload/server/content/files/160a5d41476772---95962897460.pdf
- http://amako-ra.com/wp-content/plugins/super-forms/uploads/php/files/49ce212a05af74b2936ac6c3a991a0a3/92106969778.pdf
- https://40parables.com/wp-content/plugins/super-forms/uploads/php/files/b5e558f90da1bcd65094dae3ef6b59c3/zojebewuvajiwitizevuwuneg.pdf
- http://www.neslihanonur.com/wp-content/plugins/super-forms/uploads/php/files/6edb475615d1df4dd5f722eff79647ee/miduwugutepemosi.pdf
- https://feedproxy.google.com/~r/Uplcv/~3/fzgW7-mxBc0/uplcv?utm_term=leg+swelling+differential
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- http://ns.adobe.com/pdf/1.3/
- http://ns.adobe.com/xap/1.0/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/
- http://dejavu.sourceforge.net
- http://dejavu.sourceforge.net/wiki/index.php/License
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000e90b.bin2c8880ddc6b78e9c865e3902885e425aa95d40edd00b9778080d026f223293ec |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE90B | 10452 bytes |
font_01_sfnt_off000100b2.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x100B2 | 16792 bytes |
font_02_sfnt_off000118c4.bin71ead81a41c2326fc91691be848553ebcec7c6ae656f787c5863210d4230879d |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x118C4 | 17228 bytes |
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