MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF contains a large number of links, many pointing to compromised WordPress sites, indicating it functions as a link farm. The ClamAV detection and ML classifier strongly suggest malicious intent, likely phishing or malware distribution. The presence of external URIs and a link farm heuristic further supports this attack pattern.
Machine Learning
- Nyx PDF Classifier malicious score 0.9956
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://iamsoldierfit.com/wp-content/plugins/formcraft/file-upload/server/content/files/16083845db808a---fidumifipigowadegavesu.pdf In PDF document text
- http://clinicaveterinariailmarzocco.it/userfiles/files/15898554542.pdfIn PDF document text
- http://parkwestresidences.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a16b1679998---68979994907.pdfIn PDF document text
- http://chi-kara.net/userfiles/file/tavazefugugularesozizisas.pdfIn PDF document text
- http://serendipityorlando.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609b5642b5e6c---norotelur.pdfIn PDF document text
- http://clair-environnement.eu/catalogue_dynamique/file/48573509244.pdfIn PDF document text
- https://grahampropertytax.com/wp-content/plugins/super-forms/uploads/php/files/3e407259a68e0d24b3ee88daac0a494b/56372643476.pdfIn PDF document text
- https://empylean.com/wp-content/plugins/super-forms/uploads/php/files/67dasfpi36jss808akdlc5ad59/84232066530.pdfIn PDF document text
- http://uat.ideadunes.com/projects/ideadunes-portfolio-site/wp-content/plugins/formcraft/file-upload/server/content/files/160940d1d41c25---42125657167.pdfIn PDF document text
- https://carparts-fixture.com/file/file/fudur.pdfIn PDF document text
- https://aawyx.com/sites/default/imageuser/file/27428562765.pdfIn PDF document text
- http://eperon-kochersberg.com/img_db/dufujudijomototefanun.pdfIn PDF document text
- http://asja-doll.ru/userfiles/file/98696435364.pdfIn PDF document text
- https://semagro-msw.ru/pics/images/file/61718875794.pdfIn PDF document text
- http://zabradli-znerezu.cz/userfiles/file/71829068917.pdfIn PDF document text
- http://ypdtools.com/ckfinder/images_store/files/vadijuzosexetosuxiwip.pdfIn PDF document text
- https://renesens21.com/ressources/upload/files/41018978708.pdfIn PDF document text
- http://chinasoftcore.com/userfiles/file///12671203722.pdfIn PDF document text
- http://immopolignano.lu/images/65387448214.pdfIn PDF document text
- http://lamekatus.ee/uploads/ckeditor/files/rizomi.pdfIn PDF document text
- http://esangsok.com/upfile/files/fuporenud.pdfIn PDF document text
- https://narimasu-chintai.net/jcfiles/file/buwata.pdfIn PDF document text
- http://www.uppld.org/wp-content/plugins/formcraft/file-upload/server/content/files/160c63da92790f---dekovixetabupirave.pdfIn PDF document text
- https://onderdurdu.com/upload/ckfinder/files/61141776860.pdfIn PDF document text
- http://nfraccon.org/userfiles/file/wapimijenudugakaruxo.pdfIn PDF document text
- http://wowbond.com/upload/Fckeditor/file/soniw.pdfIn PDF document text
- https://lakeshoresmilesdentistry.com/wp-content/plugins/super-forms/uploads/php/files/t5qb76d3gtu68hog2evt43t9j4/90803028674.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/3CAf4wW3hvY/uplcv?utm_term=how+to+reset+a+viessmann+vitodens+100PDF 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_off0000d12c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD12C | 17808 bytes |
SHA-256: f78dfa4ab851ccfc401b84bba49f5d34f620ec5a94c71d7c47176f8a0b0abad5 |
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font_01_sfnt_off0000ff1e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFF1E | 10680 bytes |
SHA-256: 07f4416d59435a36158687bdac38b3471d818d5d4aaa49db1a44ce944cc69ae2 |
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font_02_sfnt_off000117b4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x117B4 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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