MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
This PDF file was flagged by multiple heuristics, including a critical ClamAV detection for 'Pdf.Phishing.Trojan'. The file contains numerous links to external websites, many hosted on compromised WordPress sites, suggesting a phishing or malware distribution scheme. The presence of embedded URLs and the overall structure indicate an attempt to redirect users to malicious content.
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://smidgel.ru/uplcv?utm_term=how+cars+work+tom+newton+pdf+download
- https://bodegoncriollo.com/userfiles/file/vumifevemepeb.pdf
- http://aleeblog.com/wp-content/plugins/super-forms/uploads/php/files/8062o5redhmun3pkt95ke5k2g2/jiteral.pdf
- https://gamletaarnhuset.no/wp-content/plugins/formcraft/file-upload/server/content/files/1608da7168db07---37398915709.pdf
- https://xn--i1aam8cb.xn--p1ai/wp-content/plugins/super-forms/uploads/php/files/5b8af73d43c57086fa643f0209e1e70a/41051792781.pdf
- http://itaindustrial.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/160ccfb57ac821---wofikebemuk.pdf
- http://bagpack.com.np/wp-content/plugins/formcraft/file-upload/server/content/files/160a16ea6516d4---xarivo.pdf
- https://www.hungarianassociation.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608bb57854223---55674969060.pdf
- https://www.makathastaliklari.net/wp-content/plugins/formcraft/file-upload/server/content/files/1606dd497b9cb5---17343056922.pdf
- https://hanomanberjaya.com/contents//files/pufagexixesilagemarepim.pdf
- http://villaturri.it/wp-content/plugins/formcraft/file-upload/server/content/files/16085f366a323e---zejuj.pdf
- https://paklya.su/design/img/upload/file/52818549635.pdf
- http://domeinbeverdonk.be/assets/files/file/kasisadabiledu.pdf
- https://carparts-fixture.com/file/file/kutasononazemufileja.pdf
- https://www.freshstartdigitalmarketing.com/wp-content/plugins/super-forms/uploads/php/files/32877b7b902878c3c6e1c19758d7b4ce/88464226027.pdf
- http://festivaldeliteraturadepereira.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609ebb532d107---mimofuzofexavubebe.pdf
- https://juniorclublivorno.com/sitonews/images_upload/files/90217996093.pdf
- http://thienlongadv.com/upload/files/satipiganupek.pdf
- https://him-home.ru/wp-content/plugins/super-forms/uploads/php/files/a4f3a570ad870b94aedac419b535d440/2255730221.pdf
- https://alfa-pechati.ru/wp-content/plugins/super-forms/uploads/php/files/6c8463dd4b0e14302d1fb882bec5a71e/gijorefejogejas.pdf
- http://smartcookieacademy.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a0d0e1c6912---13008261776.pdf
- https://www.travelticket.com.au/wp-content/plugins/super-forms/uploads/php/files/928bu04glvknd4hmeidun6rkug/murapebusinu.pdf
- http://barudan.hk/UploadFile/file/20210610215625929.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_off0000f21d.bin61ae1077b002e42b054c061114ff278bb7ffe7475d24a4e7ad6aeefb827b0e58 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF21D | 16860 bytes |
font_01_sfnt_off00011d9b.binf3a576aedabeadaeb9332322c233ac0a990211bdcbb84e2455e187cb045377b2 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11D9B | 10860 bytes |
font_02_sfnt_off000136bb.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x136BB | 16792 bytes |
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