MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
This PDF file was identified as malicious by ML classifiers and ClamAV, indicating a phishing or malware distribution attempt. It functions as a link farm, containing numerous embedded URLs pointing to compromised WordPress sites and other disposable hosting. These links likely lead to further malicious content or phishing pages.
Machine Learning
- Nyx PDF Classifier malicious score 0.9947
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://laborke.ru/uplcv?utm_term=m4a+to+flac
- http://www.fotografoeventimilano.com/wp-content/plugins/formcraft/file-upload/server/content/files/160bfa4ea2736a---84499246091.pdf
- http://raduzhniy.com/wp-content/plugins/formcraft/file-upload/server/content/files/160ba6ca133620---tiwufijoxalejuvu.pdf
- http://becro-plast.hr/wp-content/plugins/formcraft/file-upload/server/content/files/16076577cb53f3---79113513781.pdf
- http://chemonova.com/FCKeditor/file/49339897119.pdf
- https://www.havanasalsa-dance-tours.com/wp-content/plugins/super-forms/uploads/php/files/35e0c22f6e65593c929a235b2b44141b/79567686365.pdf
- http://israel-aliya.com/wp-content/plugins/super-forms/uploads/php/files/152029f2814fd390feb0776ca47a5271/dabobewagakowutofet.pdf
- http://ranjitabiswas.com/userfiles/files/75567310365.pdf
- http://cameronhaddock.com/wp-content/plugins/formcraft/file-upload/server/content/files/16083923f40795---lepipafemosilu.pdf
- http://www.luminicaambiental.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a4ed6c73ffd---kovoduriguji.pdf
- http://timeyear-v.com/userfiles/file/11204476188.pdf
- http://grafichesirio.com/userfiles/files/zuvujowode.pdf
- http://www.brennholz-heinlein.de/wp-content/plugins/formcraft/file-upload/server/content/files/1608f481185635---70111004695.pdf
- https://thewentworthco.com/wp-content/plugins/super-forms/uploads/php/files/m28e1ic6jf9pfb6brv7ndsht8p/tobomolubezezagevitepik.pdf
- https://bnbcostaverde.it/userfiles/file/87992051311.pdf
- http://www.nandomoraes.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/16078b1a7e790b---limenakonisoxiresagubelo.pdf
- https://www.certificagreen.com/wp-content/plugins/formcraft/file-upload/server/content/files/16084272839ecc---jafuzibanabekeregutesoza.pdf
- https://www.beadvised.co.uk/wp-content/plugins/super-forms/uploads/php/files/bd223aaf4cabd3c9e2124ce0e7dcbd6e/89197328772.pdf
- https://renfrewareahealthvillage.ca/ckfinder/userfiles/files/pemodajijevurixezezu.pdf
- https://hostingyuvasi.com/calisma2/files/uploads/76039659822.pdf
- https://expeditions-travel.com/wp-content/plugins/formcraft/file-upload/server/content/files/16094c25315b3a---61430900857.pdf
- http://padgettlawreunion.com/clients/79772/File/vawujapabonekapof.pdf
- http://www.itbaloch.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606cb60278598---19409378284.pdf
- https://amkboiler.com/wp-content/plugins/super-forms/uploads/php/files/u4sheegeephekcpb0tph6jm57o/vabufobifarowun.pdf
- https://dgaspcsm.ro/ckfinder/userfiles/files/34761158447.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_off0000f02b.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF02B | 16792 bytes |
font_01_sfnt_off0001083d.bin5a811d9c39c2321b9af1ea5c7cbd2b5a04b497d54a670845c11e26ce1ed5e624 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1083D | 29984 bytes |
font_02_sfnt_off00014395.binbbee8ed371a214134a1673eb3086c7eb95a0258c90400bb23de7db60a4853891 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x14395 | 9804 bytes |
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