MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF contains a large number of links, many pointing to compromised WordPress sites, indicating it functions as a link farm. The ClamAV detection and ML classifier strongly suggest malicious intent, likely for phishing or malware distribution. The embedded URLs and the heuristic 'PDF_SEO_DISPOSABLE_LINK_FARM' confirm the link farm nature of the document.
Machine Learning
- Nyx PDF Classifier malicious score 0.9885
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://smithmurdock.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a00f1768b5e---71857153625.pdf In PDF document text
- https://balance-global.com/wp-content/plugins/super-forms/uploads/php/files/92kfamcfos2htlqkq19tgc1qui/27551597371.pdfIn PDF document text
- http://zonwering-belgie.com/ckfinder/userfiles/files/lisobosapejetizatojeja.pdfIn PDF document text
- https://sjalikave.hu/pictures/file/zusuvetuzakokojuxipewoniz.pdfIn PDF document text
- http://ziepniekkalns.lv/wp-content/plugins/formcraft/file-upload/server/content/files/160b5c990bf29d---waxekezabumofukafu.pdfIn PDF document text
- http://www.iqubz.com/wp-content/plugins/formcraft/file-upload/server/content/files/16075928cb0705---nibafomenuxumajefesal.pdfIn PDF document text
- http://goldcoil.com/uploadfiles/files/dupugisiwexugeve.pdfIn PDF document text
- http://soft-pro.hr/upload/datoteke/munavimaweles.pdfIn PDF document text
- http://orkoien.com/userfiles/files/menararegasusejexaja.pdfIn PDF document text
- http://evohome.pl/userfiles/file/23724442317.pdfIn PDF document text
- https://shinyjewellers.com/wp-content/plugins/super-forms/uploads/php/files/n77f41ob55ovr21uipo3d85g86/99728812021.pdfIn PDF document text
- http://hasyo.net/files/file/nogidip.pdfIn PDF document text
- http://jrpst.pl/userfiles/file/92591837971.pdfIn PDF document text
- http://www.fliesen-brill.de/wp-content/plugins/formcraft/file-upload/server/content/files/160c017d5501bd---1127383303.pdfIn PDF document text
- http://blissrenewbeauty.com/newerac2c/userfiles/file/benubosuga.pdfIn PDF document text
- http://gerd-pollak.de/userfiles/file/63582851787.pdfIn PDF document text
- https://ph2020.org/ckfinder/userfiles/files/23108073641.pdfIn PDF document text
- https://wpsqld.com.au/wp-content/plugins/super-forms/uploads/php/files/2d4f3028d67d38b79e042ed12b99946b/ruwitejunu.pdfIn PDF document text
- https://psychotherapie-coeppicus.ch/userfiles/files/zixomenanosuges.pdfIn PDF document text
- http://djarkitek.com/temp/vinney/HTML/userfiles/file/genawijogamebiwamilipo.pdfIn PDF document text
- https://mamproducciones.es/wp-content/plugins/formcraft/file-upload/server/content/files/16073353d018e1---senuxufuditoduj.pdfIn PDF document text
- https://lynnesnaturaltreats.com.au/wp-content/plugins/super-forms/uploads/php/files/43ffee686dda1efdff4f7999eadbb122/61475467498.pdfIn PDF document text
- https://ocvirapuato.com.mx/wp-content/plugins/super-forms/uploads/php/files/f03bed7c427a854a4fdb9377f05ec74e/tijoxure.pdfIn PDF document text
- http://thumpamonpally.com/userfiles/file/33359779223.pdfIn PDF document text
- https://computerzone.pk/file/kakitadowupanob.pdfIn PDF document text
- http://vandientuchinhhang.com/upload/files/93780573919.pdfIn PDF document text
- https://atlasautoglass.com/wp-content/plugins/formcraft/file-upload/server/content/files/16079f29bb39e1---33542139544.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/PmAiG5ZyT-k/uplcv?utm_term=mechanics+of+materials+7th+edition+solution+manual+pdfPDF 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 4
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00017069.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x17069 | 17604 bytes |
SHA-256: 61282de0b4a176c688d62b030232c47ec9c106139b302199c9fc58112c843dfe |
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font_01_sfnt_off00019f17.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x19F17 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0001b728.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1B728 | 16380 bytes |
SHA-256: 9495f1ce22dd84e81578fb45cefaa6956018c907de939ace7e72ad7e4578926a |
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font_03_sfnt_off0001cda7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1CDA7 | 11028 bytes |
SHA-256: d202a454fcbe37c452d93e7b7a298619d10971d91de0177bc031f7ce5c38b77b |
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