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 a machine learning classifier indicated a high probability of maliciousness. The file contains numerous links to external websites, many of which are hosted on compromised CMS platforms or disposable hosting, suggesting a link farm designed to redirect users to malicious content. The presence of embedded URLs and the nature of the heuristics indicate a phishing or malware distribution attempt.
Machine Learning
- Nyx PDF Classifier malicious score 0.9860
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://kalatranslation.co.uk/wp-content/plugins/super-forms/uploads/php/files/odp66trjnjjkuiu82864v8nn9d/50269339333.pdf In PDF document text
- https://jmtours.co/aym_image/files/65298392245.pdfIn PDF document text
- http://andlupa.com/userfiles/file/14692785336.pdfIn PDF document text
- http://share-world.tw/userfiles/file/25683139272.pdfIn PDF document text
- http://www.cuadernos.in/wp-content/plugins/formcraft/file-upload/server/content/files/160c2f3f5efbc5---tasodozigarefomijagunolit.pdfIn PDF document text
- http://www.melloecastro.com/wp-content/plugins/formcraft/file-upload/server/content/files/16070c05c5af32---dujevafixi.pdfIn PDF document text
- http://bluecars.pl/userfiles/file/vutajunevod.pdfIn PDF document text
- http://solamsys.com/userData/board/file/lomaso.pdfIn PDF document text
- http://hi-reid-solutions.com/wp-content/plugins/super-forms/uploads/php/files/e98a5ad928a543b34e3d273cf9158a1e/posarimafupikinitilar.pdfIn PDF document text
- https://www.guestquesttravelmedia.com/wp-content/plugins/super-forms/uploads/php/files/s8r5k84dp7fkmksu7q77cgqc87/xoxij.pdfIn PDF document text
- http://workcoop.org/fckeditor/userimages/file/20210616111036.pdfIn PDF document text
- https://www.web2business.pt/wp-content/plugins/formcraft/file-upload/server/content/files/160cf474fde356---16236767907.pdfIn PDF document text
- http://www.nisbd.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609b03bdcc87e---38059666641.pdfIn PDF document text
- http://njuhome.pl/ckfinder/userfiles/files/39296571843.pdfIn PDF document text
- http://studioassociatoemc.com/userfiles/files/gijanizipoduwisuv.pdfIn PDF document text
- https://brusroom.com/wp-content/plugins/super-forms/uploads/php/files/cc282dea89221d16e311cbfe708e510a/66651671738.pdfIn PDF document text
- http://gentlemensquartersbarbershop.com/wp-content/plugins/super-forms/uploads/php/files/b37983a491e526c6a72e52415d271c10/74104056019.pdfIn PDF document text
- http://colorfulmedia.de/fotki/fotki/file/16352770661.pdfIn PDF document text
- http://polyalpan.hu/_user/file/18414655892.pdfIn PDF document text
- http://suportti.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606ed346972fd---2358647053.pdfIn PDF document text
- http://aeskulap24h.com/wp-content/plugins/formcraft/file-upload/server/content/files/160ac723261b4c---89660954029.pdfIn PDF document text
- https://www.jemelectric.com/wp-content/plugins/formcraft/file-upload/server/content/files/16090fbe6b363d---tebarumo.pdfIn PDF document text
- https://autoschiller.de/wp-content/plugins/formcraft/file-upload/server/content/files/160c41f157fe30---juxonagebixuwif.pdfIn PDF document text
- http://gennarimaq.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/160b76f6a1bdf1---fatexebudizapon.pdfIn PDF document text
- http://sciencevier.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a803e2645d8---tulanokugu.pdfIn PDF document text
- http://ankurgroups.com/userfiles/file/dilisesoxovevu.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/3CAf4wW3hvY/uplcv?utm_term=seizures+and+stressPDF 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_off0000ef20.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEF20 | 16572 bytes |
SHA-256: 29d2f8b0f287b65966fa0948da33c0c7b4a48399ddfe49415ac4c5d0152560ad |
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font_01_sfnt_off00011a2e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11A2E | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00013245.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13245 | 10308 bytes |
SHA-256: 6c0e197f72ccd5ff5576b6cbdd0652e746f7fb5789257e527a0b29d3d377f2d6 |
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