MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
This PDF file was detected as malicious by ClamAV and an ML classifier, indicating it is likely a phishing or trojan distribution attempt. The numerous embedded URLs, many hosted on compromised WordPress sites or disposable domains, suggest a link farm designed to redirect users to malicious content. The presence of a URL with a 'download whatsapp web' term further supports the phishing lure.
Machine Learning
- Nyx PDF Classifier malicious score 0.8488
Heuristics 5
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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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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://cructi.ru/uplcv?utm_term=download+whatsapp+web+di+laptop PDF link annotation
- http://eksan-ltd.com/userfiles/file/lobarulefufo.pdfIn PDF document text
- http://jointrilogy.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607b348f30953---gifibuvelozusimujogomaki.pdfIn PDF document text
- https://brunoamaranti.it/wp-content/plugins/super-forms/uploads/php/files/ko6r163r2gu91q2sacecsd2jn5/86081705737.pdfIn PDF document text
- http://haustechnik-hagenauer.at/53724936639.pdfIn PDF document text
- https://www.pfgpartners.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/16115dc696ad1a---nurujoziwunebopibix.pdfIn PDF document text
- http://galettedesrois.hu/userfiles/file/lozopopusozokuku.pdfIn PDF document text
- https://www.superioreagle.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608119693a65d---76524453021.pdfIn PDF document text
- http://pericosrentcar.com.mx/wp-content/plugins/formcraft/file-upload/server/content/files/1608a696d19b6a---32622491396.pdfIn PDF document text
- https://digireg.dk/upload/jazasidoxezizu.pdfIn PDF document text
- http://www.etoiles-recrutement.com/wp-content/plugins/formcraft/file-upload/server/content/files/160d1c55e0d9ba---kazopup.pdfIn PDF document text
- http://dabien.co.kr/wp-content/plugins/formcraft/file-upload/server/content/files/160731c9a27602---48225491299.pdfIn PDF document text
- http://mirembeestate.co.ug/wp-content/plugins/formcraft/file-upload/server/content/files/16110faa42288e---68654851344.pdfIn PDF document text
- http://www.maoles.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a8070c20662---talabixafifemobo.pdfIn PDF document text
- https://sy-tech.eu/file/kovijizutekemewi.pdfIn PDF document text
- https://dwitunggaljaya.com/sitefiles/file/favetadubi.pdfIn PDF document text
- http://www.combatsim.eu/wp-content/plugins/formcraft/file-upload/server/content/files/1610ce7f053409---piluselurufaresisin.pdfIn PDF document text
- https://centrobrands.com/wp-content/plugins/super-forms/uploads/php/files/2fc7119a0aadfb3a09b518f6c55467c1/dibinijoxelulolisamu.pdfIn PDF document text
- https://www.drmarlenebothma.co.za/wp-content/plugins/formcraft/file-upload/server/content/files/160adac41c9ba1---zijarebuvez.pdfIn PDF document text
- http://filatelianumismaticaumbra.it/userfiles/file/juzegorajozubinajijinif.pdfIn PDF document text
- http://monroehighbeachreunion.com/clients/8/88/88bd109b8fc96949fe6caf7698e88fda/File/wevajomitiruxaranuv.pdfIn PDF document text
- https://energiadirect.pl/application/resources/ckfinder/userfiles/files/66558930514.pdfIn PDF document text
- https://aymexco.eu/ckfinder/userfiles/files/70958740004.pdfIn PDF document text
- https://trichynext.com/wp-content/plugins/super-forms/uploads/php/files/8c6b0555740c645bad4ecde4ddf6997f/53741519385.pdfIn PDF document text
- https://fiberglasssupplydepot.com/userfiles/files/62959992190.pdfIn PDF document text
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000eda4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEDA4 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off000105bb.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x105BB | 10616 bytes |
SHA-256: 8937e43d3cd48e8f96c28fc32d1fdc3c5e13eb8a3edeaa61b4cac13f0fd404d0 |
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