MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
This PDF was flagged by multiple heuristics and a machine learning classifier as malicious, with ClamAV detecting it as a phishing trojan. It contains numerous embedded URLs, many pointing to disposable hosting or compromised CMS upload directories, suggesting a link farm designed to redirect users to malicious content. The presence of these links indicates an attempt to lead users to phishing sites or download further malware.
Machine Learning
- Nyx PDF Classifier malicious score 0.9976
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://rivaflo-south.in/userfiles/files/kiledenasuwujumoxul.pdf In PDF document text
- http://www.nowsingapore.co.id/wp-content/plugins/formcraft/file-upload/server/content/files/160a41df896cc0---fipunodubok.pdfIn PDF document text
- https://oxi-dental.ro/imagini_ws/dajazebepenipuzaji.pdfIn PDF document text
- http://unitec-egypt.net/userfiles/file/zogitu.pdfIn PDF document text
- http://jarosi.hu/files/file/87082229197.pdfIn PDF document text
- http://doo-san.com/userfiles/file/20210618024647.pdfIn PDF document text
- http://stavbyhes.cz/ckfinder/userfiles/files/8536698274.pdfIn PDF document text
- https://fundoohairstyles.com/hairstyler/images/file/96391644164.pdfIn PDF document text
- http://skuplaptop.pl/wp-content/plugins/formcraft/file-upload/server/content/files/16129b4739b767---rinesekolazebogawulodus.pdfIn PDF document text
- http://rsst77.ru/upload/files/ramatimeseposofidovi.pdfIn PDF document text
- http://ventima.ru/userfiles/file/gokamedij.pdfIn PDF document text
- http://www.kickcommerce.com/userfiles/file/35021262505.pdfIn PDF document text
- http://raduzhniy.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609e6934ddb00---44613706783.pdfIn PDF document text
- http://fortlauderdalelimorental.net/wp-content/plugins/formcraft/file-upload/server/content/files/1611f2562b330c---linotijefanuzolowezogudi.pdfIn PDF document text
- https://unique.global/wp-content/plugins/super-forms/uploads/php/files/ee8452e7fc62c5c01a614b1dc2647f1b/5025360763.pdfIn PDF document text
- http://chemtron-vostok.ru/media/file/36167523891.pdfIn PDF document text
- http://willtorock.com/wp-content/plugins/formcraft/file-upload/server/content/files/16111c6bea84e3---gukuxotonixasurikor.pdfIn PDF document text
- https://www.lumisolar.pe/wp-content/plugins/formcraft/file-upload/server/content/files/1612190f58e994---50463999139.pdfIn PDF document text
- http://studioscoponi.eu/userfiles/files/16989984977.pdfIn PDF document text
- https://sevsport.info/wp-content/plugins/super-forms/uploads/php/files/7885dcd7d9ae1c3fb059dccab17f7638/sitewifulelogibamet.pdfIn PDF document text
- http://ski-experience-japan.com/images/blog//file/bikova.pdfIn PDF document text
- https://artasedanasingaraja.com/uploadfck/file/69730626284.pdfIn PDF document text
- http://philippinesroadshow.com/wp-content/plugins/super-forms/uploads/php/files/e8dfe1d504c05c4ecb9fb595017617fd/60393628068.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/GLLx1DTH0VQ/uplcv?utm_term=le+devoir+de+vigilance+du+banquier+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 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000c2e1.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC2E1 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000daf8.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDAF8 | 10936 bytes |
SHA-256: c8e297d2037afaca1045c89bed5fec203d70c1bdf6813b2472e5564b1162f0ff |
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font_02_sfnt_off0000f39f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF39F | 19632 bytes |
SHA-256: dec498593734617bcae2ab28921329c6b685af6a294d5c2db673b206c1393c65 |
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