MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The sample was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. Heuristics identified it as a link farm pointing to compromised WordPress upload directories, suggesting a phishing or malware distribution scheme. The embedded URLs are likely intended to redirect users to malicious sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9835
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://phoenixknights.co.uk/wp-content/plugins/super-forms/uploads/php/files/8f8b7f4fec6989995bfc7074c9ef8970/rosumogegukipomodiz.pdf
- https://miguktour.com/FileData/ckfinder/files/20210622_A7DA6B4AD7831D27.pdf
- http://hieuchuan.com/upload/files/gunubo.pdf
- http://www.zopfitravel.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c8efe68b1ed---wepemijitumolonebaripukeb.pdf
- http://agenziaimmobiliarecannavo.eu/userfiles/files/19341816024.pdf
- https://belgradenightlife.info/wp-content/plugins/super-forms/uploads/php/files/e8d2ss6h3uk6d25t77am83tj6v/jeguxozirozewajonuzelow.pdf
- http://www.cenlajobinator.com/siteuploads/editorimg/file/85726243348.pdf
- http://www.holderit.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b14a95b3555---kunalurobategobese.pdf
- https://thriveelearning.com/wp-content/plugins/super-forms/uploads/php/files/8810950e5afa598ea3db178cfe465c33/21898041289.pdf
- http://www.sparkprototypes.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609df98fbdacf---vodep.pdf
- https://sckprime.com/wp-content/plugins/super-forms/uploads/php/files/5be5d12b50ce89cd4880fe2d3051724c/1690241717.pdf
- https://weinquartier.at/wp-content/plugins/super-forms/uploads/php/files/8ae60cb1c3b2d9b299c1e26587ce28f9/letiruzejuwibebasabeguba.pdf
- https://implant-drill.com/userfiles/file/88231698595.pdf
- https://alfa-pechati.ru/wp-content/plugins/super-forms/uploads/php/files/5cbfde3687935ae845acbd39a0a9e8b0/xiwixewozapidawuf.pdf
- http://juentai.com/userfiles/files/liramoxeru.pdf
- http://sevoir.hu/uploads/file/fuvesabusinu.pdf
- http://k-yoga.org/file_upload/spaw_upload/file/20210615210517.pdf
- http://geostudio.eu/userfiles/files/jexokozazadezetododafolif.pdf
- https://xo-sound.ru/userfiles/file/vakasitoxif.pdf
- http://extreamtuning.ru/wp-content/plugins/formcraft/file-upload/server/content/files/1606c65b08010e---vifukalanezimapivagag.pdf
- http://adabaskimerkezi.com/upload/file/febiwisuxuf.pdf
- http://nnk.gr/wp-content/plugins/formcraft/file-upload/server/content/files/16076e3f980167---48608543488.pdf
- http://bagandpack.ru/wp-content/plugins/super-forms/uploads/php/files/56cfe3f07fd250aade2ab8c28a24a0fc/jumat.pdf
- https://mission4recruitment.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609a5bef81527---71463345992.pdf
- https://alteanetworks.fr/img/file/muromet.pdf
- http://sacoorhealth.pt/site/upload/file/mupojokepuvamiwudazuf.pdf
- http://czdashan.cn/uploadfile/file/2021043005190273499.pdf
- https://suemsas.com/wp-content/plugins/super-forms/uploads/php/files/vup8i0k5k3t6c2m8fvjvnhaa24/dixomukomepunake.pdf
- https://feedproxy.google.com/~r/skout/mBVl/~3/FevRqgeaUVY/uplcv?utm_term=locating+zeros+of+polynomial+function
- 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_off0000edf6.bin0fab773b23922024c5a94163c1c85ea2ce42715d8df84cc88868477e16e9aaf8 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEDF6 | 11056 bytes |
font_01_sfnt_off000107c4.bin7fab8b705894121df6fffd642eba1c1fc034c2c1055f6084aeea02954bd840c6 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x107C4 | 16392 bytes |
font_02_sfnt_off00013282.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13282 | 16792 bytes |
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