MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file was flagged by multiple heuristics as a link farm and contains numerous URLs pointing to potentially compromised CMS upload directories. The ML classifier and ClamAV also identified it as malicious, specifically as a phishing trojan. The primary attack pattern involves luring users to click on these links, which likely lead to phishing pages or further malware downloads.
Machine Learning
- Nyx PDF Classifier malicious score 0.9919
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://bawaniint.com/ckfinder/userfiles/files/zufadis.pdf In PDF document text
- http://multiseal.com.ph/wp-content/plugins/formcraft/file-upload/server/content/files/160a2c1f541a81---nesuzurewewenifox.pdfIn PDF document text
- https://www.thecandystoresudbury.com/wp-content/plugins/super-forms/uploads/php/files/h9f2emcbvhqm2p5drgivslmc72/dorurejewusaxovuletinekoz.pdfIn PDF document text
- https://service-panev.com/userfiles/delitoku.pdfIn PDF document text
- http://ergo-logo-bamberg.de/userfiles/file/37714260768.pdfIn PDF document text
- http://ccymgr.com/clients/a/ab/abc9983c1712fd324c9320bcfcf975a8/File/vuvusonerexise.pdfIn PDF document text
- https://engineeredrepinc.com/wp-content/plugins/super-forms/uploads/php/files/0243fdd501535b5b9eae63423525522f/kawazabigojufudagi.pdfIn PDF document text
- https://sk-developers.com/wp-content/plugins/formcraft/file-upload/server/content/files/160807cd9afbd1---43608210277.pdfIn PDF document text
- https://polinagerz.ru/wp-content/plugins/super-forms/uploads/php/files/cv4b5spmv9eorj5n9ipcd4d9lk/tigeb.pdfIn PDF document text
- https://noks.cz/wp-content/plugins/formcraft/file-upload/server/content/files/16097cd16e760c---zofejerosulapuzez.pdfIn PDF document text
- http://shqinze.net/admin/upimg/file///96039076556.pdfIn PDF document text
- http://acpiindia.com/userfiles/file/78491677906.pdfIn PDF document text
- https://asiatravel.kg/wp-content/plugins/super-forms/uploads/php/files/903c7f2ef9b1e937f424a05119eb34d6/ravomizakasoj.pdfIn PDF document text
- https://www.lightingsolutionsal.com/wp-content/plugins/super-forms/uploads/php/files/4ad7039a804d7aff012f1938cde28ec1/pivuwa.pdfIn PDF document text
- http://www.uvhk.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b7af2a94719---7297010271.pdfIn PDF document text
- https://sp-pir.ru/wp-content/plugins/super-forms/uploads/php/files/7fd03d2e8bf24fb48270b30ba8f89c66/3214320519.pdfIn PDF document text
- http://studio-rivetti.it/userfiles/files/34409490659.pdfIn PDF document text
- http://www.morenoroofing.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608956ce9c4c1---67039904163.pdfIn PDF document text
- https://desertflying.club/wp-content/plugins/formcraft/file-upload/server/content/files/1608138877ef1e---wunodokafatovuvemedi.pdfIn PDF document text
- https://ensasoft.com.tr/wp-content/plugins/super-forms/uploads/php/files/3a5c29uhb2vo7hvbst2r9o7j3c/40912846204.pdfIn PDF document text
- https://www.d-table.com/wp-content/plugins/super-forms/uploads/php/files/2303c791cb99de0d08f16594ae41a061/xejutevitidamesizasemujiz.pdfIn PDF document text
- http://schroniskoorzechowce.pl/ckfinder/userfiles/files/jowagedasovomozuxerenija.pdfIn PDF document text
- http://xn--90ad5ackt1d.xn--p1ai/wp-content/plugins/super-forms/uploads/php/files/84383a6dc0fae77393f1b37f50be914f/zafimozip.pdfIn PDF document text
- https://taevlingar.se/images/pages/file/49638729977.pdfIn PDF document text
- http://chiengthai.com/file_media/file_image/file/10575554794.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/3vuEKuznOb8/uplcv?utm_term=the+dare+program+is+an+example+ofPDF 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_off0001372d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1372D | 10912 bytes |
SHA-256: 2e16ec0e37a1dfafcb05d0ffb8f4fe17385eed56c957f4096f776db5f9d809c5 |
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font_01_sfnt_off00015000.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x15000 | 17756 bytes |
SHA-256: 4dcb4575ef76c732d310375610b7271c211049a35bea93fb9acf05bc50347c71 |
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font_02_sfnt_off00017e7f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x17E7F | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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