MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF file was flagged by ClamAV as a phishing trojan and ML classifiers indicated maliciousness. It contains numerous links to external websites, many hosted on compromised WordPress installations or disposable domains, suggesting a link farm designed to redirect users to malicious content. The presence of embedded URLs and the nature of the heuristics strongly indicate a phishing or malware distribution attempt.
Machine Learning
- Nyx PDF Classifier malicious score 0.9851
Heuristics 6
-
ClamAV: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0
-
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.
-
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.
-
External URI info PDF_URIPDF contains an external URL action
-
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.
-
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://laborke.ru/uplcv?utm_term=challenge+answer+the+five+questions+below+answers
- http://theettiares.com/clients/f/f0/f03dfc1790708d0b03c48e9879ef2ea6/File/vadobutufivizanit.pdf
- https://smoothnomad.com/wp-content/plugins/super-forms/uploads/php/files/3fgio6ijnau1m5kc93ntpomsq8/42249332129.pdf
- https://elitestrategyglobal.com/wp-content/plugins/super-forms/uploads/php/files/6d98337525062fbc84f07e8a2fb45313/murotogogikemadisufov.pdf
- http://grupomarsamo.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a75140a0aeb---21182286086.pdf
- http://technocom.pl/editor/file/51116742440.pdf
- http://computer-rudolstadt.de/upload/file/55630192279.pdf
- http://www.viksexteriors.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607774c8250c4---38738781138.pdf
- http://zae.me/datafiles/file/kewojolarowaxizifosij.pdf
- https://amartzon.store/wp-content/plugins/super-forms/uploads/php/files/c165c29b3d6143e6ec7d3945bf2eb4ad/dujibizememagoki.pdf
- https://genesislighting.net/wp-content/plugins/super-forms/uploads/php/files/0353ac31acb96b41054d642fe33f6226/86438691654.pdf
- http://dalnoboy.net/data/filestorage/upload/files/segora.pdf
- https://sipare.com.ar/wp-content/plugins/super-forms/uploads/php/files/m33jqb83ra5d9fo4f64ba2ced2/80021212996.pdf
- http://eko-inwest.eu/upload/file/95195980636.pdf
- http://jointrilogy.com/wp-content/plugins/formcraft/file-upload/server/content/files/160728ee542b53---56742406482.pdf
- http://www.siscard.com/wp-content/plugins/formcraft/file-upload/server/content/files/160acb4724e218---46702537299.pdf
- http://royalwedding.jp/images/blog//file/28618476873.pdf
- http://cedresarquitectura.com/wp-content/plugins/formcraft/file-upload/server/content/files/160932f8e8579b---12339403010.pdf
- https://dansobentre.net/uploads/file/82756654529.pdf
- http://www.naturapreserved.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a92ec4a479a---wexuwovederabido.pdf
- https://insights3.com/wp-content/plugins/super-forms/uploads/php/files/0bee4d5299683ee15dcf79e4a5c8436d/7539159592.pdf
- http://nc2e.fr/wp-content/plugins/formcraft/file-upload/server/content/files/160ac5bd4078e3---39552748413.pdf
- https://ontime-taxi.kg/wp-content/plugins/super-forms/uploads/php/files/2af9acf873238aca6c2c5313dd7c1cdf/buxideme.pdf
- http://rocincorporated.com/domain.com/images/dynamic_pages/file/79759026887.pdf
- https://isleo.com/i_photos/file/72221290570.pdf
- https://mrmusicfoundation.org/wp-content/plugins/super-forms/uploads/php/files/bp00qde64u6b29pgm14ns398c2/jixapadatoka.pdf
- http://socialbomjesus.org.br/wp-content/plugins/formcraft/file-upload/server/content/files/1608862e57070e---ladaxinudikeg.pdf
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- http://ns.adobe.com/pdf/1.3/
- http://ns.adobe.com/xap/1.0/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/
- http://dejavu.sourceforge.net
- http://dejavu.sourceforge.net/wiki/index.php/License
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off000168ca.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x168CA | 16792 bytes |
font_01_sfnt_off000180e1.bin32a5a2c7d88fca933f4c7ce5d9ff3ec3704d30ee52043b279152e17f0884bae9 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x180E1 | 11064 bytes |
font_02_sfnt_off00019a5e.bin2f803c24cd10f329270f6e5cae59169a6702ccb351878b7c3ba67598614cb6a2 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x19A5E | 16632 bytes |
Open this report in the interactive analyzer, or submit your own file for analysis.