MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. Heuristics identified it as a link farm, with multiple URLs pointing to compromised CMS uploads and disposable hosting, suggesting a phishing or malware distribution scheme. The presence of numerous unknown URLs further supports this, as they likely serve as part of the redirection chain.
Machine Learning
- Nyx PDF Classifier malicious score 0.9971
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://travelbilet.ru/sites/default/files/file/jekelunalanenojob.pdf In PDF document text
- http://birzebbugastpetersfc.com/files/file/37012493258.pdfIn PDF document text
- http://hk-bbc.com/upload/file/godagixigowowedo.pdfIn PDF document text
- https://bulendengin.com/upload/ckfinder/files/vaferazesimilagixer.pdfIn PDF document text
- http://geriatriccarenewjersey.com/userfiles/files/xaliz.pdfIn PDF document text
- http://studiopiergentili.it/userfiles/files/posiju.pdfIn PDF document text
- https://www.grandeprairie.org/wp-content/plugins/formcraft/file-upload/server/content/files/1613246765743f---bimusejanamizuk.pdfIn PDF document text
- http://tobn56.com/UpFiles/file/92395775570.pdfIn PDF document text
- http://suachuaspa.com/upload/images-content/files/14614507662.pdfIn PDF document text
- http://sdv.sk/userfiles/articles/file/76412055315.pdfIn PDF document text
- https://yptea.com/data/fckeditor/files/83952833928.pdfIn PDF document text
- http://aptekarynek.pl/zdjecia/fck/file/21345730410.pdfIn PDF document text
- http://avemkz.internet-match.com/upload/files/xelewisanelut.pdfIn PDF document text
- http://cgt-fo-csc.fr/wp-content/plugins/formcraft/file-upload/server/content/files/161376df70a151---situvuxaxa.pdfIn PDF document text
- https://dehayemek.net/upload/ckfinder/files/kugubowa.pdfIn PDF document text
- http://mientrungland.net/uploads/image/files/bebijamadul.pdfIn PDF document text
- https://erdenetpost.mn/userfiles/files/japanab.pdfIn PDF document text
- http://aotem.com/data/home/qxu1780220113/htdocs/uploadfile/files/bilidoxu.pdfIn PDF document text
- http://www.velkoobchod-man.eu/ckfinder/userfiles/files/99557321967.pdfIn PDF document text
- https://motionslam.com/wp-content/plugins/super-forms/uploads/php/files/18c4076b5632ffcd4aaf1bc42fee4397/fasubuj.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/DOqCt-cVA4I/uplcv?utm_term=new+american+inside+out+intermediate+pdfPDF link annotation
- http://s250801404.onlinehome.fr/img/uploaded/file/74039285189.pdfIn PDF document text
- 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_off0000b6d5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB6D5 | 16840 bytes |
SHA-256: 6a17fa450cd3734c98e00e44d2e5b9e4bc7a47206b21a786e6e6c584510b977f |
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font_01_sfnt_off0000e295.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE295 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0000faac.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFAAC | 10900 bytes |
SHA-256: ce86bee1cece124ae3ef2dd7c3053aa6dc0c683f9c87b2ea60fc671af7b15ed4 |
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