MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file was flagged by multiple heuristics as malicious, including a critical ClamAV detection and an ML classifier. It contains a link farm pointing to numerous distinct hosts, many of which are associated with compromised CMS uploads or disposable hosting. These links likely serve as a lure to phishing or malware distribution sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9924
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://www.benvenutialmare.com/wp-content/plugins/formcraft/file-upload/server/content/files/16092525479524---90708611254.pdf In PDF document text
- https://fieldofgreen.com/wp-content/plugins/super-forms/uploads/php/files/b8ea5f22ac5faed453c305aa9a855017/91742422852.pdfIn PDF document text
- http://ithaca1966.com/clients/8/85/85e9e0a76fddb83d7689cebc6ab07fae/File/tuwatozabif.pdfIn PDF document text
- http://www.photobreak.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/160983cc00ac83---poregiki.pdfIn PDF document text
- https://kalyna.ua/sites/default/files/userfiles/file/2681184367.pdfIn PDF document text
- https://sharidendesignasphalt.com/wp-content/plugins/super-forms/uploads/php/files/32c1348a43bf06c42fd241668364839e/88051685393.pdfIn PDF document text
- http://kfbi.ru/content/file/muzanagutawukuxigu.pdfIn PDF document text
- http://aaaexpressheating.com/userfiles/file/nexadaketajifakorowowisod.pdfIn PDF document text
- https://monamifrance.com/FileData/ckfinder/files/20210623_B1E5FE2C67A2FE32.pdfIn PDF document text
- http://vejwun.cz/images/5899460401.pdfIn PDF document text
- https://designcoordinators.com/wp-content/plugins/formcraft/file-upload/server/content/files/160780c19f308f---bowel.pdfIn PDF document text
- http://www.loicadesacavem.pt/wp-content/plugins/formcraft/file-upload/server/content/files/16088012b069ce---bekokekakizu.pdfIn PDF document text
- https://bloomeng.com/uploads/pijidumumetiw.pdfIn PDF document text
- http://www.peplex.it/wp-content/plugins/formcraft/file-upload/server/content/files/160a222948a50c---vilip.pdfIn PDF document text
- http://albatrossmrn.com/konadnew/userfiles/file/jevopaxunepijelorogume.pdfIn PDF document text
- https://pensiuneavalentina.ro/app/webroot/file/loweparorudugirekijere.pdfIn PDF document text
- http://www.1000ena.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b24bf7ada05---74993040145.pdfIn PDF document text
- https://artasedanasingaraja.com/uploadfck/file/bubijasupunajoli.pdfIn PDF document text
- http://doubletroubels.com/wp-content/plugins/formcraft/file-upload/server/content/files/16079f1ab96788---ruvaduz.pdfIn PDF document text
- https://blackknowledge.com/wp-content/plugins/super-forms/uploads/php/files/c9644b7f0855bc128375a49d9b5e54a6/bonetemi.pdfIn PDF document text
- https://ahi.com.ua/wp-content/plugins/super-forms/uploads/php/files/0f3218d0e3a9a522679bf1e90c164567/befizepas.pdfIn PDF document text
- http://alexanderkanevskyartistbiography.com/clientMedia/file/nirowifakogosunogibu.pdfIn PDF document text
- http://zoldjogsi.hu/uploads/files/paxen.pdfIn PDF document text
- http://grani-tonkogo-mira.ru/wp-content/plugins/super-forms/uploads/php/files/41d1b338c6e83bd536a14f90d9d86b62/kasegimurasul.pdfIn PDF document text
- https://stpetejazz.com/wp-content/plugins/super-forms/uploads/php/files/f1418q8h6n7nnhkaqa45kstdgi/xonusagipe.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/6naE_Nh8_CY/uplcv?utm_term=songtext+rebel+yellPDF 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 4
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000e979.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE979 | 18140 bytes |
SHA-256: 3cd313fc58de283786fdfdc6f6e418f2d2cc1c4b67629a2f79c5382a9d4a8b9d |
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font_01_sfnt_off00011700.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11700 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00012f17.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12F17 | 10292 bytes |
SHA-256: 150c277b4ddf1e574c437ad5f83f0a152d9fc7dd4e465458728452e19ae2c74b |
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font_03_sfnt_off00014678.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x14678 | 16276 bytes |
SHA-256: 4fa1f6c226e700ae5173dbc5c5472d2b85ef971c53bf90113287c25aafd95b31 |
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