MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
This PDF file was detected as malicious by ClamAV and an ML classifier. It contains numerous external links, many pointing to compromised WordPress sites, suggesting a phishing or malware distribution campaign. The presence of embedded URLs and the overall structure indicate an attempt to redirect users to malicious content, likely leveraging a spearphishing attachment vector.
Machine Learning
- Nyx PDF Classifier malicious score 0.9961
Heuristics 6
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ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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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://chcial.ru/uplcv?utm_term=download+pes+2020+full+crack+kuyhaa
- https://csom.cz/wp-content/plugins/super-forms/uploads/php/files/fd7f512179e7c3f8e56008e01af987ae/45892480507.pdf
- https://mmszke.hu/files/file/simalo.pdf
- https://prana.video/wp-content/plugins/super-forms/uploads/php/files/s0a1t7ocp61234tpmcq8h9ib95/nezavemonabu.pdf
- http://recruiters-zone.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609da100640d4---68672847045.pdf
- http://www.optionassurance.ca/wp-content/plugins/formcraft/file-upload/server/content/files/160a58cd9472bb---40371035456.pdf
- https://atraba-holding.com/userfiles/file/bolasi.pdf
- https://xn----7sbabak5acz7byau.xn--p1ai/wp-content/plugins/super-forms/uploads/php/files/b38df8f5f14ac814a65dbcfff1b8d9f4/nokuzelokodatimunubifun.pdf
- https://deedpoll.sg/wp-content/plugins/super-forms/uploads/php/files/c67db3cc81560aea77a380ad89132e0b/turemevuverelu.pdf
- http://www.colegiometa.net/home/wp-content/plugins/formcraft/file-upload/server/content/files/16086b33d4ebd7---64668425221.pdf
- https://evocative.ru/wp-content/plugins/formcraft/file-upload/server/content/files/1609edc49e5616---30080151952.pdf
- https://www.inter-tube.co.uk/wp-content/plugins/super-forms/uploads/php/files/006f7c776c0baa4beb8026dfe482cc31/82669234966.pdf
- http://hiddenforrest.net/clients/76790/File/faxowikubag.pdf
- https://www.temsilcisitesi.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a2ac566f897---dawowowivesapefenujom.pdf
- https://vibangnhadat.com/uploads/files/sapogijawabifunape.pdf
- https://torrentclub.vip/wp-content/plugins/super-forms/uploads/php/files/9grl70ta9uucgdmfo06gr790sm/48741105538.pdf
- https://tkpmission.org/wp-content/plugins/formcraft/file-upload/server/content/files/160807ff4971d6---zinapoxukamukimubiva.pdf
- https://atcotourismtravel.com/userfiles/file/78299690025.pdf
- http://gopherandsquirrelcontrol.com/admin/images/file/58102908633.pdf
- https://cald-lighting.com/wp-content/plugins/super-forms/uploads/php/files/02c3ed03eb740f03ff25232333193690/66110906893.pdf
- https://nowbali.co.id/wp-content/plugins/formcraft/file-upload/server/content/files/1607336dbada8a---mopawe.pdf
- http://saludocupacionalpso.com/home/wp-content/plugins/formcraft/file-upload/server/content/files/160c0837171a37---22794585085.pdf
- http://mu-rrrc.com/userfiles/file/nevisejonoxexevomafiruxo.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_off0000f28e.bin7de5e8f0a04f2a6b8595c90a0321d89b40b8243ea0a57021e2fdd5355e66b1d3 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF28E | 18148 bytes |
font_01_sfnt_off000121ad.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x121AD | 16792 bytes |
font_02_sfnt_off000139c4.bin326693902822342f6690817e60b4b22fec5f95197563d6598ff9b8a3ff00e18b |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x139C4 | 11160 bytes |
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