MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
This PDF file was flagged as malicious by ML classifiers and ClamAV, indicating a phishing or trojan threat. It functions as a link farm, containing numerous URLs pointing to compromised WordPress sites and disposable hosting domains, likely intended to redirect users to malicious content. The heuristic 'PDF_SEO_DISPOSABLE_LINK_FARM' specifically highlights the use of disposable hosting and a high number of distinct hosts, reinforcing the malicious intent.
Machine Learning
- Nyx PDF Classifier malicious score 0.9995
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://xn--fiqa735be48e.com/upload/files/50353926515.pdf In PDF document text
- https://12waktu.com/contents//files/84767504738.pdfIn PDF document text
- http://jointrilogy.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608243bcb7f3f---33868324655.pdfIn PDF document text
- https://echipamente-scule.ro/userfiles/file/famodelepinarafaniririp.pdfIn PDF document text
- http://pierrevillers.fr/mairie_files/file/gomogadofurunifaf.pdfIn PDF document text
- http://sushiosushi.com/uploads/files/bogusawixegivozed.pdfIn PDF document text
- https://n95america.com/wp-content/plugins/super-forms/uploads/php/files/f3ca75f1bf74fff8c8c1a826835fa672/zupivemo.pdfIn PDF document text
- http://dhs1970.com/clients/9/98/98bceae81adeaace0f0761aa7b0d12fa/File/39945936420.pdfIn PDF document text
- http://mas.vacations/wp-content/plugins/formcraft/file-upload/server/content/files/1607e8c9c3f3df---ranodijof.pdfIn PDF document text
- https://aokman-drive.com/d/files/tiravamul.pdfIn PDF document text
- http://viprealestatebrokers.com/userfiles/files/dagaderumajumo.pdfIn PDF document text
- http://pitchdecor-construction.com/user_img/files/mideki.pdfIn PDF document text
- http://drinkandshrink.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/1611197c9799bf---35101602050.pdfIn PDF document text
- https://californiaoptionsrealestate.com/wp-content/plugins/super-forms/uploads/php/files/d670e4036f877dd3f8cad324a415c733/61603873024.pdfIn PDF document text
- http://dirabrealtors.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608029ca2aba5---tezakinofelametabi.pdfIn PDF document text
- http://babamoleskine.com/files/file/lelugezezo.pdfIn PDF document text
- https://autoradiator.mn/uploads/ckfinder/files/mevoripo.pdfIn PDF document text
- https://lokmangal.co.in/wp-content/plugins/super-forms/uploads/php/files/8ef236778e51f811229f746a4c5efae4/46088990728.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/PmAiG5ZyT-k/uplcv?utm_term=a+birthday+countdownPDF 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_off0000e582.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE582 | 10544 bytes |
SHA-256: 5c19c1ccf7ca46263bb7d28523364c42c6b949225bb6fc01a2ecf13ab9ff15b5 |
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font_01_sfnt_off0000fd8c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFD8C | 16344 bytes |
SHA-256: e1e64eed2b13ea770575c57953929bda0b76b356789e4d28e37f411ec6512099 |
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font_02_sfnt_off00012787.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12787 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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