MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous embedded URLs, many of which point to compromised WordPress sites. Heuristics indicate this is a link farm designed to distribute malicious content. The ML classifier and ClamAV detection strongly suggest malicious intent, likely phishing or malware delivery.
Machine Learning
- Nyx PDF Classifier malicious score 0.9964
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://huonglonghotel.com/uploads/image/files/natokufin.pdf In PDF document text
- https://estoniapools.com/contents//files/janufodawemosa.pdfIn PDF document text
- https://www.paparazzirestaurant.com.au/wp-content/plugins/super-forms/uploads/php/files/4ffae059134c788bdae90803514ef3de/96251661011.pdfIn PDF document text
- http://10glazsikeyrosa.ru/file/nekuwewi.pdfIn PDF document text
- http://www.tekkoo.net/images/library/File/9480400426.pdfIn PDF document text
- https://yalcinplayer.com/calisma2/files/uploads/fazawepubu.pdfIn PDF document text
- http://fashioncenterpoint.com/wp-content/plugins/super-forms/uploads/php/files/6f270e37da6868928268b65caf1370d7/gojixagetemuziverexa.pdfIn PDF document text
- https://kindliving.org/wp-content/plugins/super-forms/uploads/php/files/tmp/seneligerud.pdfIn PDF document text
- http://beiwendq.com//data/attachment/file/tafujububenofa.pdfIn PDF document text
- http://interel-rus.ru/test/sites/default/files/file/fikidolobotig.pdfIn PDF document text
- https://careersourceokaloosawalton.com/files/public/42718309729.pdfIn PDF document text
- http://jandebruijn.com/uploadimages/files/jifuzedimade.pdfIn PDF document text
- http://arcenevents.nl/site/upload/files/78887651621.pdfIn PDF document text
- http://ballmillfactory.com/d/files/zonajenebemefito.pdfIn PDF document text
- http://palyavalaszto.hu/teszt/upload/file/botojizubizebilovuzo.pdfIn PDF document text
- http://agrobud.net/uploaded/file/mafuzinijabesitemebap.pdfIn PDF document text
- https://thealloywheelcentre.co.uk/wp-content/plugins/super-forms/uploads/php/files/f1dd09fe0a8c8634e1acbe0ae682da90/wakepidutopozexekumow.pdfIn PDF document text
- https://lakecountyoralsurgery.com/wp-content/plugins/formcraft/file-upload/server/content/files/160974e8adcbe3---3902864708.pdfIn PDF document text
- http://alnoorcity.com/userfiles/file/wamiwebozamulegugi.pdfIn PDF document text
- http://www.telsercom.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608c881f071b1---gunoragudum.pdfIn PDF document text
- https://turismoporsantander.com/aym_image/files/pisonifatolasarupikagi.pdfIn PDF document text
- http://www.egavilanes.com/ckfinder/userfiles/files/jemijadelitira.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/1KS0DP0cxss/uplcv?utm_term=it%27s+all+coming+back+to+me+karaokePDF 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_off0000ee0d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEE0D | 17436 bytes |
SHA-256: 6e7efa1fec9e516999fa5dc5aa4e4ef20bcd8ddfe8abbc83c862c8b7ec47fb94 |
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font_01_sfnt_off00011bc4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11BC4 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off000133db.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x133DB | 10792 bytes |
SHA-256: 81f028c28837941874369d7715486d4668262623bbcb7ac9ac5b90fca3ab326e |
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