MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF file was flagged by ML classifiers and ClamAV as malicious, specifically as a phishing trojan. It contains numerous embedded URLs, many of which point to compromised WordPress sites or disposable hosting, indicating a link farm designed to redirect users to malicious content. The presence of these links and the overall structure suggest an attempt to lure victims through a phishing pretext.
Machine Learning
- Nyx PDF Classifier malicious score 0.9947
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://nacionalequipamentos.com/ckeditor/uploads/files/59954204621.pdf In PDF document text
- http://objetivovender.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613a0232f2312---sefelogajevi.pdfIn PDF document text
- http://geoscan.it/userfiles/files/57740375131.pdfIn PDF document text
- https://506hlapeta.com/files/file/55028708955.pdfIn PDF document text
- https://medicentrumnz.eu/medicentrum/files/file/jegigajegorujuranofiz.pdfIn PDF document text
- https://mountainbrookbuilders.com/home/mountain/public_html/ckfinder/userfiles/files/1428798752.pdfIn PDF document text
- http://lactopad.com/uploads/files/vetowopare.pdfIn PDF document text
- https://catwalkdogcome.com/editor_upload_image/file/susefovizujinusetu.pdfIn PDF document text
- http://ecogestval.com/userfiles/file/27212600820.pdfIn PDF document text
- http://global-gypsum.com/wp-content/plugins/formcraft/file-upload/server/content/files/161333fe8853f4---18697247399.pdfIn PDF document text
- http://travelci.ru/ckfinder/userfiles/files/todobigibujo.pdfIn PDF document text
- https://senzedigicraft.com/wp-content/plugins/super-forms/uploads/php/files/143c72d10395abc5db994591fb1673fb/kivov.pdfIn PDF document text
- https://gaseg.com/wp-content/plugins/super-forms/uploads/php/files/99ia8332oo63ee73p40d4qjlkt/94194701428.pdfIn PDF document text
- http://jolanyee.com/upload/files/202109110116132129.pdfIn PDF document text
- http://modern-pro.ru/files/file/94282409720.pdfIn PDF document text
- https://speakingparrot.com/upload/ckfinder/files/73839188631.pdfIn PDF document text
- http://leeandrewdavison.com/download/33598900283.pdfIn PDF document text
- http://teamwork-poetschke.com/ckfinder/userfiles/files/mitawemoke.pdfIn PDF document text
- http://caythuocdangian.net/images/files/94450544343.pdfIn PDF document text
- http://hydrogears.com/survey/userfiles/files/rubaxog.pdfIn PDF document text
- https://www.popcaffe.it/wp-content/plugins/super-forms/uploads/php/files/de64ad9c9f695d45b343002e44dc3d70/3723067105.pdfIn PDF document text
- https://rippa.pt/files/file/sexes.pdfIn PDF document text
- http://exito-opakowania.pl/userfiles/file/78806292007.pdfIn PDF document text
- http://architettotamborra.eu/userfiles/files/24280814235.pdfIn PDF document text
- http://www.childofafrica.org/media/userfiles/file/47867015184.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/1KS0DP0cxss/uplcv?utm_term=apk+score+hero+hackPDF 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_off0000b8d7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB8D7 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000d0e9.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD0E9 | 15800 bytes |
SHA-256: 0eff5e94898374ab683d565d29248a62e96d915a2c6192039181d4676d4dc1f6 |
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font_02_sfnt_off0000f967.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF967 | 10204 bytes |
SHA-256: 7374ace722fbba5aa0ad59c1ecb9bfd5f6193dd0370403757a8051c71bf3afa2 |
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