MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file was flagged by ClamAV as a phishing trojan and a machine learning model indicated a high probability of maliciousness. Heuristics identified the document as a link farm, with multiple URLs pointing to potentially compromised or disposable hosting, suggesting an attempt to redirect users to malicious sites. The presence of 'utm_term' in one URL indicates a potential phishing or SEO-driven lure.
Machine Learning
- Nyx PDF Classifier malicious score 0.9975
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://formel1vermietung.de/userfiles/file/moxugenelodatedixe.pdf In PDF document text
- http://vibrobreaker.com/files/files/tejetebaj.pdfIn PDF document text
- https://treasurehunterdetectors.solar-ovens.net/ckfinder/userfiles/files/regovegekadonu.pdfIn PDF document text
- http://adhdadvisory.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613e9da006c40---21867447696.pdfIn PDF document text
- http://conblocmanado.com/pics/file/83649383497.pdfIn PDF document text
- http://studiorinaldibedin.eu/userfiles/files/kavorizokeg.pdfIn PDF document text
- http://bilagroup.com/wp-content/plugins/formcraft/file-upload/server/content/files/161300c05b4b42---powilosoxaw.pdfIn PDF document text
- http://syntra.pl/userfiles/file/24899797454.pdfIn PDF document text
- http://byecook.com/ckupload/files/58413125278.pdfIn PDF document text
- http://rrmkaryacollege.org/rrmkarya/userfiles/file/84033219527.pdfIn PDF document text
- https://markmont.eu/editor_uploads/system/files/5069276000.pdfIn PDF document text
- http://dietetyka-24.pl/images/files/fujivoponemuwiwifoxuvikaz.pdfIn PDF document text
- https://www.prshots.com/ckfinder/userfiles/files/pujunub.pdfIn PDF document text
- https://iaido-iaijutsu.ru/userfiles_exc/31460766274.pdfIn PDF document text
- http://tc-muehlacker.de/data/tcmuehlacker/userfiles/file/kizodumorunidat.pdfIn PDF document text
- https://natanashoes.com/kingkong/userfiles/files/belebowupo.pdfIn PDF document text
- http://wizclub.net/upload/userfiles/file/bukaraneranuxomak.pdfIn PDF document text
- https://creativitagh.com/pevron/www/img/file/xarumamezesapopa.pdfIn PDF document text
- https://seeyounow.net/userfiles/file/konap.pdfIn PDF document text
- http://thestarbusan.com/FileData/ckfinder/files/20210924_33A1624492E65E37.pdfIn PDF document text
- http://protectakoteasia.com/ckfinder/userfiles/files/modupaxafamakilufem.pdfIn PDF document text
- http://skuplaptop.pl/wp-content/plugins/formcraft/file-upload/server/content/files/16138b253b195d---66366662630.pdfIn PDF document text
- https://gobelsprofil.com/upload/files/kemoxuzijileba.pdfIn PDF document text
- http://firesecurity.sk/userfiles/file/loforixetakumurebiwalav.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/S30rS-6n6vg/uplcv?utm_term=gunship+battle+3d+old+versionPDF 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_off0000b3e6.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB3E6 | 11004 bytes |
SHA-256: fda7e306d2a5de79fa44a3a30a251e6161d7c767fbdb38c81c92e2387b6f58fb |
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font_01_sfnt_off0000cd41.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCD41 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0000e553.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE553 | 17276 bytes |
SHA-256: 533058aba1666af49b618eb4239c7c651487f2588b7d058c4f7bafcf09584463 |
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