MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file was detected as malicious by ML classifiers and ClamAV, indicating a high likelihood of malicious intent. Heuristics identified it as a link farm pointing to compromised WordPress uploads and disposable hosting, suggesting it's designed to redirect users to malicious sites. The embedded URLs and the nature of the heuristics strongly suggest a phishing or malware distribution campaign.
Machine Learning
- Nyx PDF Classifier malicious score 0.9951
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://bsinteriordesigner.com/userfiles/files/27266267804.pdf In PDF document text
- https://www.criteriainvest.com.br/wp-content/plugins/super-forms/uploads/php/files/n05ugkl6a6lbnhtr6or181vt2a/2138293315.pdfIn PDF document text
- http://krindustria.com.br/site/wp-content/plugins/formcraft/file-upload/server/content/files/16089a8e79a54b---31888461237.pdfIn PDF document text
- https://www.hausbootgeiseltalsee.de/wp-content/plugins/super-forms/uploads/php/files/257b10412438kacuissharucnd/pinisal.pdfIn PDF document text
- http://mgmkt.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/160b135a13803a---pumefakapej.pdfIn PDF document text
- https://ceral.pl/ceral/pliki/file/36364812908.pdfIn PDF document text
- http://fitsiluet.cz/data/file/56514830225.pdfIn PDF document text
- https://amblamy.ee/upload/file/38848972349.pdfIn PDF document text
- https://sardavetri.it/userfiles/file/36810148294.pdfIn PDF document text
- http://dabien.co.kr/wp-content/plugins/formcraft/file-upload/server/content/files/1609871bf4e333---pewadojajopejosuju.pdfIn PDF document text
- http://botanicgardenscafe.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/1606ffba55eb66---28958252223.pdfIn PDF document text
- http://auto-spec.ca/fck/file/munuredu.pdfIn PDF document text
- https://www.nordatec.com/wp-content/plugins/super-forms/uploads/php/files/0mq2qcm3iakospqf1m5221737i/vukatanomunipixalaxujimif.pdfIn PDF document text
- http://famcareconnect.org/wp-content/plugins/formcraft/file-upload/server/content/files/160705d8fc184f---wadobomilumenefuzipi.pdfIn PDF document text
- https://sindonis.com/userfiles/file/20034406361.pdfIn PDF document text
- https://rieker-consulting.eu/files/file/pejirexe.pdfIn PDF document text
- http://grani-tonkogo-mira.ru/wp-content/plugins/super-forms/uploads/php/files/9881a905ff50ecc1efb47e9064de1d25/putanovawunanozebil.pdfIn PDF document text
- https://vizzzio.ru/wp-content/plugins/super-forms/uploads/php/files/17d486edb23ac648ca26421ee89e31ad/12608138775.pdfIn PDF document text
- https://bykevin.com/wp-content/plugins/super-forms/uploads/php/files/66820a4320d7ef034d2e059e3e130954/fijedurisasogakimunom.pdfIn PDF document text
- https://haps.company/wp-content/plugins/super-forms/uploads/php/files/fqm54jbtjjhq4vqfbtk021u9b7/xenejudu.pdfIn PDF document text
- https://aulacvn.com/upload/fck/file/18811579724.pdfIn PDF document text
- http://munnarinfo.in/userfiles/file/32092977978.pdfIn PDF document text
- http://westernstudioservice.com/admin/userfiles/file/83965441493.pdfIn PDF document text
- http://citysuji.com/ckfinder/userfiles/files/xotixiwimeduja.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/cv9VXjIrmdE/uplcv?utm_term=journal+of+international+special+needs+educationPDF 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_off0000b959.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB959 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000d16b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD16B | 15672 bytes |
SHA-256: 3f20e572f813861ed5ab7e0c68a510857a1ce6bb6d27b96b77e00bba1319cacb |
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font_02_sfnt_off0000f9cf.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF9CF | 10704 bytes |
SHA-256: c76a599f8c9f0e36fcb9e360b1ddffd847f6a06b41f7fd9a5c180f450dfe2031 |
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