MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
This PDF file was flagged by ClamAV as Pdf.Phishing.Trojan and by an ML classifier as malicious. It contains a link farm pointing to multiple PDF files hosted on compromised websites, suggesting a phishing or credential harvesting attempt. The presence of multiple external URIs and compromised CMS upload links indicates a likely attempt to redirect users to malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9944
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://www.lorenzofranzone.it/wp-content/plugins/super-forms/uploads/php/files/a929ff08d97b9cd9053477e3efa07d3c/sebelotufuruguvipe.pdf In PDF document text
- http://jar-ted.pl/file/konutivemoxemexo.pdfIn PDF document text
- https://loskutova.site/wp-content/plugins/super-forms/uploads/php/files/17f6ae9bf24184313de4e4ba90d356ec/lurularobuwasemepomiparoj.pdfIn PDF document text
- https://szelvedojavitasmiskolc.hu/files/files/47909144030.pdfIn PDF document text
- http://www.lbf-cosmetics.com/website/wp-content/plugins/formcraft/file-upload/server/content/files/16142550540283---karakefu.pdfIn PDF document text
- http://solis.altrodesign.eu/ckfinder/userfiles/files/43872775072.pdfIn PDF document text
- https://adeptos.clevercloud.pt/images/items/files/24635898645.pdfIn PDF document text
- http://aranykoronakft.hu/userfiles/file/59589626229.pdfIn PDF document text
- https://artcorner-fiberglass.com/userfiles/files/kiriv.pdfIn PDF document text
- http://mwbright.com/upload_fck/file/2021-9-29/20210929105217471031.pdfIn PDF document text
- https://adium.ru/userfiles/file/74499741482.pdfIn PDF document text
- https://stiglic.sk/userfiles/file/96162481441.pdfIn PDF document text
- http://mayepnuocmia.vn/data/ckfinder/files/13649439146.pdfIn PDF document text
- http://precisionsurgicalworks.com/alpha/ckfinder/userfiles/files/bazosali.pdfIn PDF document text
- https://caribemed.com/userfiles/file/80616729651.pdfIn PDF document text
- https://my-natural-style.net/upload/files/gubiwelanas.pdfIn PDF document text
- https://www.hauptsache.cc/wp-content/plugins/formcraft/file-upload/server/content/files/16130f7042c15f---vazapuguxuri.pdfIn PDF document text
- https://coebmsf.com/userfiles/file/tegonu.pdfIn PDF document text
- https://leo.tw/upload/ckeditor/files/lakorav.pdfIn PDF document text
- https://www.myjamaicais.com/wp-content/plugins/super-forms/uploads/php/files/01d22da250d0196ae9bfab3ed345d94d/84429122845.pdfIn PDF document text
- http://elektro-galerie-hamburg.de/userfiles/file/lunujimagujewujenave.pdfIn PDF document text
- https://hsegroup.ru/wp-content/plugins/super-forms/uploads/php/files/defj7v6t4vekn6eod18t7odmt5/90242628599.pdfIn PDF document text
- http://oa30us.com/userfiles/file/wolulejuxupuf.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/DOqCt-cVA4I/uplcv?utm_term=bucket+list+app+androidPDF link annotation
- http://www.w3.org/1999/02/22-rdf-syntax-ns#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_off0000b1c2.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB1C2 | 16352 bytes |
SHA-256: aa39df8cbfd0f01d6c1faa66a58a709d5edf519723be7af46d28a0da600cfe7e |
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font_01_sfnt_off0000db48.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDB48 | 10752 bytes |
SHA-256: 768df6d9442d34058c75edbb035b12762e65665c7baa073a0fb19a6f828f85b2 |
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font_02_sfnt_off0000f435.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF435 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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