MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
This PDF file was flagged by multiple heuristics as malicious, including a critical ClamAV detection and an ML classifier. It contains numerous embedded URLs that form a link farm, with many pointing to compromised websites or disposable hosting. The primary function appears to be redirecting users to external sites, likely for phishing or malware distribution.
Machine Learning
- Nyx PDF Classifier malicious score 0.9918
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 http://eakqshop.com/ckfinder/images_store/files/57063282410.pdf In PDF document text
- http://chocoenglish.com/_UploadFile/Images/file/31818624256.pdfIn PDF document text
- https://goactive.hu/wp-content/plugins/super-forms/uploads/php/files/ccf424fefadc614e318c42689f1207d5/22052318400.pdfIn PDF document text
- http://katyababash.com/images/uploads/file/67040476025.pdfIn PDF document text
- http://shinies.ru/img/lib/file/23436022018.pdfIn PDF document text
- http://suachuadienlanhhoaphat.com/hinhanh_fckeditor/file/52405563880.pdfIn PDF document text
- https://www.medipratik.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a9e6ac38572---gijuvalafigoludinagot.pdfIn PDF document text
- http://31kouqiang.com/userfiles/file/1628095457.pdfIn PDF document text
- http://leguido.net/files/romof.pdfIn PDF document text
- https://arihantgranites.in/wp-content/plugins/super-forms/uploads/php/files/rrckmge61329dvf91vbevbuod5/rerav.pdfIn PDF document text
- https://eandjfamilyhealthcenter.com/wp-content/plugins/super-forms/uploads/php/files/f67e61d8344a0638c4811896b982043a/89726989793.pdfIn PDF document text
- https://speak82.com/_UploadFile/Images/file/bokuredusalija.pdfIn PDF document text
- http://rusiuojigalvoji.lt/wp-content/plugins/formcraft/file-upload/server/content/files/160739f7bb1414---75389184550.pdfIn PDF document text
- https://utilitydiscount.com/wp-content/plugins/formcraft/file-upload/server/content/files/16085a365a7a8e---22053127309.pdfIn PDF document text
- https://geneticapanama.com/userfiles/file/4623105459.pdfIn PDF document text
- https://thejasmineway.net/wp-content/plugins/super-forms/uploads/php/files/r5ia902hklorrrho70hj9tl9n9/16843448223.pdfIn PDF document text
- https://voyageaventurenepal.com/upload/files/47872328170.pdfIn PDF document text
- http://friluftsgruppen.se/wp-content/plugins/formcraft/file-upload/server/content/files/160b1a66c6b16c---56699062737.pdfIn PDF document text
- https://www.keystonecare.co.uk/wp-content/plugins/super-forms/uploads/php/files/bcc7d8c153997bc12a303e6912194dcb/47905218156.pdfIn PDF document text
- http://flywings.sk/UserFiles/file/11322068019.pdfIn PDF document text
- https://solarconsulting.org/wp-content/plugins/super-forms/uploads/php/files/6439dc37a318824594b1441c678ee9f8/68364491119.pdfIn PDF document text
- http://spad.kr/userData/ebizro_board/file/34848732348.pdfIn PDF document text
- https://www.intermediastudios.com.mx/wp-content/plugins/super-forms/uploads/php/files/513a41938a610e90f8c665eb01aeaead/48856635499.pdfIn PDF document text
- http://oreade-breche.fr/userfiles/file/49732214043.pdfIn PDF document text
- http://zawayakw.com/wp-content/plugins/formcraft/file-upload/server/content/files/16080846ed8c36---surikoletepudode.pdfIn PDF document text
- https://israelonthehouse.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c62adb89843---56916503182.pdfIn PDF document text
- http://poledance-chrudim.cz/files/file/mobodalu.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/Om9ozkHLxGw/uplcv?utm_term=trade+off+theory+of+capital+structure+pdfPDF link annotation
- 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_off00012d8d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12D8D | 20792 bytes |
SHA-256: 5e1c3ad7f28aedd7e2b72fd3e70f222532cafc9687eca18a867d68459d3a07af |
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font_01_sfnt_off00016409.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x16409 | 10792 bytes |
SHA-256: d924f5ab471302c46a4f89113e31e840d13695e656d57ed4dcbfadf2e2034403 |
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font_02_sfnt_off00017d0b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x17D0B | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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