MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
This PDF file was flagged by ClamAV as Pdf.Phishing.Trojan and by an ML classifier as malicious. It contains a large number of embedded URLs, many of which point to compromised CMS upload directories or disposable hosting, indicating a link farm designed for SEO manipulation or to host malicious content. The presence of these links suggests an attempt to lure users to potentially harmful sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9950
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 http://ubest.ru/images/file/murexesivuxoduzagifew.pdf In PDF document text
- http://aliancegroup.su/wp-content/plugins/formcraft/file-upload/server/content/files/160983b9a4611a---15579891546.pdfIn PDF document text
- http://zadonskiy.ru/wp-content/plugins/formcraft/file-upload/server/content/files/160909cc5cdb4b---tovewivuxexopojitenetoso.pdfIn PDF document text
- http://naplesredeals.com/userfiles/files/juxesobejogewa.pdfIn PDF document text
- https://davebakeragency.com/wp-content/plugins/super-forms/uploads/php/files/31d5a545c15d34347829b0f229b08dc4/34032871423.pdfIn PDF document text
- http://visit-pune.com/userfiles/file/bomozizesafulaja.pdfIn PDF document text
- http://www.qookspot.kitchen/wp-content/plugins/formcraft/file-upload/server/content/files/1609e00a70cffd---49916822653.pdfIn PDF document text
- https://www.msolartop.cz/wp-content/plugins/formcraft/file-upload/server/content/files/160e0eb398cf52---58578287180.pdfIn PDF document text
- http://iberryhomemade.com/userfiles/files/66433840817.pdfIn PDF document text
- https://angkoronetour.com/userfiles/file/20920018195.pdfIn PDF document text
- https://tepihtrava.rs//files/72307521270.pdfIn PDF document text
- http://ontheedgeofnow.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608d1cd0a0bd3---bojukiwijobud.pdfIn PDF document text
- http://protech.com.ng/wp-content/plugins/formcraft/file-upload/server/content/files/16089e6ee37ef8---wulovenuwunulinafuvuw.pdfIn PDF document text
- http://nc2e.fr/wp-content/plugins/formcraft/file-upload/server/content/files/16072c00245077---vawewemulabetolurenip.pdfIn PDF document text
- http://www.adanakursmerkezi.com/wp-content/plugins/formcraft/file-upload/server/content/files/16086874e310fa---mirov.pdfIn PDF document text
- https://t4g.nasscomfoundation.org/wp-content/plugins/super-forms/uploads/php/files/g3j5jnbkbl9je1dq1np7rmmb11/xisuxasefosatixorifuron.pdfIn PDF document text
- http://amoy-art.com/Upload/file/jewavovopebekod.pdfIn PDF document text
- https://psychotherapie-dr-albrecht.de/wp-content/plugins/formcraft/file-upload/server/content/files/16098ad80ec2d2---tinaxepumedamomox.pdfIn PDF document text
- http://www.sbawerribee.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/160de1f98b4dc0---42413781109.pdfIn PDF document text
- http://www.idenet.net/wp-content/plugins/formcraft/file-upload/server/content/files/160bbf0c526528---duputabapagukimi.pdfIn PDF document text
- https://nhaban24h.com.vn/wp-content/plugins/super-forms/uploads/php/files/047qmkujig5slm2974aqaf2ls4/wufetexug.pdfIn PDF document text
- http://botosani.ro/img/uploads/file/vopagotusabiz.pdfIn PDF document text
- https://olympicwroclaw.pl/zdjecia/fck/file/72250714434.pdfIn PDF document text
- http://www.gunyagder.org.tr/wp-content/plugins/super-forms/uploads/php/files/of6560mgij51t2rrqjo1bod1a4/dafexiw.pdfIn PDF document text
- https://teplitsyoptom.ru/wp-content/plugins/super-forms/uploads/php/files/18842722038e6464aced710eeb9df7c7/13365677694.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/BvfzZFkJO3s/uplcv?utm_term=earth+science+answers+keyPDF 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_off0000be13.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xBE13 | 10436 bytes |
SHA-256: 42dd80e21409e0cdac74c5e406892d148015ca3286b2e6ff3f9cbaa5abf60459 |
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font_01_sfnt_off0000d5c6.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD5C6 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0000edd8.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEDD8 | 16000 bytes |
SHA-256: 23529e9c9c5fa34248da0f69ea3766b1d26fb0ef9beb403cb687718126720d9c |
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