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 contains numerous links to PDF files hosted on compromised websites, suggesting a link farm used for SEO poisoning or to lure users to malicious content. The presence of multiple compromised CMS upload links further supports this assessment.
Machine Learning
- Nyx PDF Classifier malicious score 0.9846
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://daleplumbinginc.com/wp-content/plugins/super-forms/uploads/php/files/515c420bbaa8e8d41d1ecf347dd15c53/31030568364.pdf In PDF document text
- http://summitremodelinginc.com/userfiles/files/jatikatox.pdfIn PDF document text
- http://geose.ru/userfiles/file/mikonetegowizakuturovu.pdfIn PDF document text
- http://vagyonvedelemszolnok.hu/admin/fck_upload/file/85892200027.pdfIn PDF document text
- https://rclurie.com/wp-content/plugins/super-forms/uploads/php/files/02beb21a1a22f6355b5e88d617efc7ec/xamavebewifelujas.pdfIn PDF document text
- https://ferdavagnar.is/images/fck/file/vawopar.pdfIn PDF document text
- https://amrapalispot.com/userfiles/file/masomafavebap.pdfIn PDF document text
- https://webmodeli.com/wp-content/plugins/formcraft/file-upload/server/content/files/160aceb9b8485c---68711024469.pdfIn PDF document text
- https://www.phoenixdentalacademy.co.uk/wp-content/plugins/super-forms/uploads/php/files/36383e9fbfb1efe8e7dcb903e7ce552a/nugesum.pdfIn PDF document text
- http://alkanboya.com/files/file///85395978771.pdfIn PDF document text
- https://vitanov.rs//files/99210841687.pdfIn PDF document text
- https://brothers-music.com/ckfinder/userfiles/files/gadikerafe.pdfIn PDF document text
- http://pass38.com/images/contentimages/files/fibalomiwi.pdfIn PDF document text
- https://gfow.om/wp-content/plugins/super-forms/uploads/php/files/fqsdnhleclnt954m98efg0g8nc/21717518575.pdfIn PDF document text
- https://omomediacion.com/wp-content/plugins/super-forms/uploads/php/files/3e2fcc6a608f3a2f2de3b56e2c00a947/nopobojeluva.pdfIn PDF document text
- https://amkboiler.com/wp-content/plugins/super-forms/uploads/php/files/o34i4nm7vf8hsc82buqk4julo9/pawebixaxamaw.pdfIn PDF document text
- http://nsdadventist.org/FCKData/file/83794743888.pdfIn PDF document text
- http://iamsoldierfit.com/wp-content/plugins/formcraft/file-upload/server/content/files/16073e1ebe78b0---99001502480.pdfIn PDF document text
- http://mirandatutoringcentre.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/1607b1c9f6044b---bazixuravopenili.pdfIn PDF document text
- https://msvadba.ru/files/file/75952525604.pdfIn PDF document text
- https://bilegt.mn/userfiles/files/soxitomegadufuwo.pdfIn PDF document text
- http://parkhighclassof60.com/clients/871169/File/moniluwibebudurivapezomi.pdfIn PDF document text
- http://lushexperiences.com/wp-content/plugins/formcraft/file-upload/server/content/files/16086ad8f14c82---jasaxo.pdfIn PDF document text
- http://nelly-design.ru/upload/files/80094328306.pdfIn PDF document text
- https://habibitours.org/ckfinder/userfiles/files/bisekobupetogasabin.pdfIn PDF document text
- https://jjcfurnituremaker.com/userfiles/files/23775919664.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/6naE_Nh8_CY/uplcv?utm_term=aqa+gcse+english+revision+guide+pdfPDF 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_off0000ccd1.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCCD1 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000e4e8.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE4E8 | 11096 bytes |
SHA-256: f354cfb50a44da1ff2eba4ac1c4c39f610d75bc409489dc43686abad2a3dfbcf |
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font_02_sfnt_off0000fe29.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFE29 | 18436 bytes |
SHA-256: ff244c2987b1b1658e2f2b7e35af49163fad00a9c6b7e38c027c5c1a260e03ec |
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