MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous links to external websites, many of which are hosted on compromised or disposable domains, indicating a link farm designed to redirect users. The ML classifier and ClamAV detection strongly suggest malicious intent, likely for phishing or malware distribution. The presence of multiple PDF_SEO_DISPOSABLE_LINK_FARM and PDF_COMPROMISED_CMS_UPLOAD_LINK_FARM heuristics further supports this assessment.
Machine Learning
- Nyx PDF Classifier malicious score 0.9948
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://drafthe.ru/uplcv?utm_term=dave+chappelle+stubbs PDF link annotation
- http://trevelsi.ru/ckfinder/userfiles/files/rokoxipibizigomak.pdfIn PDF document text
- https://ewastexperts.com/userfiles/files/29440297098.pdfIn PDF document text
- https://www.histoiresdegroupes.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b1cb6061e08---wanudun.pdfIn PDF document text
- https://precisionautoandac.com/wp-content/plugins/super-forms/uploads/php/files/eed8b0c91faf9022a4824f86711cd72a/sepafifajurobumixigup.pdfIn PDF document text
- http://isagenixmakessense.com/ckfinder/userfiles/files/18004977851.pdfIn PDF document text
- https://maxim-catering.de/wp-content/plugins/super-forms/uploads/php/files/uqjc99ff8q861u8savtkov6bac/34963791695.pdfIn PDF document text
- http://xn--2-140-swe8h.xn--p1ai/files/fukosilubegapunatakupiton.pdfIn PDF document text
- http://mtecommerce.it/public/news/file/lesof.pdfIn PDF document text
- http://gagutp.com/sa_upload/userfiles/file/20210628012927.pdfIn PDF document text
- https://hotelristorantenovecento.it/wp-content/plugins/super-forms/uploads/php/files/732cb1a82a24b9277741172cdcf57efe/41544893366.pdfIn PDF document text
- http://www.almansori-ye.com/almansorifiles/files/jojidepizoma.pdfIn PDF document text
- http://imagespa.mx/wp-content/plugins/formcraft/file-upload/server/content/files/160b2acf9b1255---62938873225.pdfIn PDF document text
- http://rydelko.pl/userfiles/file/jivukoxusaxaxibeguk.pdfIn PDF document text
- https://www.teppiche-waschen-hamburg.de/wp-content/plugins/formcraft/file-upload/server/content/files/1609e0417f0a67---jebugasufok.pdfIn PDF document text
- https://tiguan-wiki.ru/file/lodaledisuwinol.pdfIn PDF document text
- http://maxitelt.no/wp-content/plugins/formcraft/file-upload/server/content/files/160d45c342b51c---kuvaxur.pdfIn PDF document text
- http://aven.su/userfiles/file/vimenefeg.pdfIn PDF document text
- https://visionbrindes.com/admin/fckeditor/userfiles/file/loxexaledikime.pdfIn PDF document text
- https://thesmithgrouphouston.com/wp-content/plugins/super-forms/uploads/php/files/7f435c0e8836fdb8f921ca605fe901be/81962232745.pdfIn PDF document text
- http://reiki-roots.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/160ac201f6dde9---pitefixu.pdfIn PDF document text
- https://finatwork.com/userfiles/file/lagot.pdfIn PDF document text
- http://helloshoppingnepal.com/userfiles/file/xexuzepugeteladuf.pdfIn PDF document text
- https://rendiamovisibiliglinvisibili.org/file/75567099404.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_off0000efeb.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEFEB | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off00010802.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10802 | 10364 bytes |
SHA-256: 833496398aeec36d2b5edcf903e7e2ed79dbd64db4e6a934c740e3fbbd520c8f |
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font_02_sfnt_off00011f6e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11F6E | 19124 bytes |
SHA-256: b6be5d13a186ee41a834d15a8819876f61b65ef89937dece0f77b80acf1e4efa |
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