MALICIOUS
196
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains a link farm pointing to multiple URLs, some of which are hosted on compromised CMS uploads. The heuristic 'SE_PASSWORD_ARCHIVE_LURE' indicates the document likely instructs the user to download a password-protected archive, a common tactic to bypass gateway scanning. The ML classifier and ClamAV detection strongly suggest malicious intent, likely related to phishing or malware distribution.
Machine Learning
- Nyx PDF Classifier malicious score 0.9973
Heuristics 7
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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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Password-protected archive handoff high SE_PASSWORD_ARCHIVE_LUREDocument gives password instructions for an archive or attachment — often used to keep payloads encrypted until after gateway scanning
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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://xfswchem.com/upload/files/gorinelosatidume.pdf In PDF document text
- http://tecnoservizi.com/userfiles/files/xeriwetatuna.pdfIn PDF document text
- https://isagrinio.gr/userfiles/gazujaj.pdfIn PDF document text
- http://escuelasfutbol8.com/docs/files/10727345982.pdfIn PDF document text
- http://ktcz.eu/files/files/70124705223.pdfIn PDF document text
- http://benthanhsgfarm.net/images/uploads/files/45402119519.pdfIn PDF document text
- http://residenceraffaellotorino.com/userfiles/files/wilalivi.pdfIn PDF document text
- http://thermcom.cz/userfiles/file/pumusaxuzoneterufuruj.pdfIn PDF document text
- http://energo-market.ru/sadm_files/64356141359.pdfIn PDF document text
- http://bavlas.lt/ckfinder/userfiles/files/24442362391.pdfIn PDF document text
- http://esangsok.com/upfile/files/77647178217.pdfIn PDF document text
- http://serendipityorlando.com/wp-content/plugins/formcraft/file-upload/server/content/files/161315f7ce1e36---guzogumekovajetizosag.pdfIn PDF document text
- https://masini-de-ambalat.ro/images/userfiles/86306867161.pdfIn PDF document text
- http://daivupaint.com/img-chamthi/files/93016619402.pdfIn PDF document text
- https://ximangcampha.vn/upload/files/puxefoze.pdfIn PDF document text
- https://lsp.od.ua/wp-content/plugins/super-forms/uploads/php/files/727brbjn9usl6q891bm7hembc0/62460723683.pdfIn PDF document text
- http://crisismobile.com/ckfinder/userfiles/files/pusaxagefufanudagofonuwod.pdfIn PDF document text
- https://drosamahetta.com/userfiles/file/vuvefewaxa.pdfIn PDF document text
- https://thaibamboorestaurant.ca/phpsites/bard_ford/uploads/file/74315994812.pdfIn PDF document text
- http://huabulaw.com/uploadpic/2021-9/file/2021091605154973499.pdfIn PDF document text
- http://vivo-mebel.ru/upload/file/sebewizemivixipado.pdfIn PDF document text
- https://totalyoumovement.com/wp-content/plugins/formcraft/file-upload/server/content/files/16132f21716bee---99195477637.pdfIn PDF document text
- http://dlabiura.kbo.pl/ckfinder/userfiles/files/rukofizepogiwavijepel.pdfIn PDF document text
- http://thermcom.cz/userfiles/file/powesoxosozozugetoxinapuv.pdfIn PDF document text
- https://asiapharma.la/files/files/16623984726.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/YTWXjIUwRh0/uplcv?utm_term=como+descargar+imagenes+desde+mi+androidPDF 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_off0000f79f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF79F | 19024 bytes |
SHA-256: 6661a3ff5c2016cac3c0283422ec6aa75b4d38008a40687e03f6d0d31aa52f20 |
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font_01_sfnt_off000127f8.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x127F8 | 10600 bytes |
SHA-256: 0c926e3edd38ec56efb6daa7b519687c1677a7f1bd3046b45db4dd130903cef5 |
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font_02_sfnt_off00013ff1.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13FF1 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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