MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF was flagged by ClamAV as Pdf.Phishing.Trojan and an ML classifier indicated a high probability of maliciousness. It contains a link farm with numerous URLs, many pointing to compromised or disposable hosting, suggesting an attempt to lure users to malicious sites. The presence of multiple PDF_SEO_DISPOSABLE_LINK_FARM and PDF_COMPROMISED_CMS_UPLOAD_LINK_FARM heuristics further supports this.
Machine Learning
- Nyx PDF Classifier malicious score 0.9995
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://casavacanzesanvito.eu/userfiles/files/rasazupusedan.pdf In PDF document text
- https://art-eria.pl/mandarynka/pliki/files/pixiwis.pdfIn PDF document text
- http://busanpc1.com/upload/fckeditor/file/25170351354.pdfIn PDF document text
- http://studiomarcheluzzo.it/userfiles/files/pugusijogunuwurawilef.pdfIn PDF document text
- http://inewbus.com/wp-content/plugins/super-forms/uploads/php/files/esq3pcdkueuur1rapn172t0343/44648179184.pdfIn PDF document text
- http://soles2walk.cz/data/file/53636648967.pdfIn PDF document text
- http://milcontabil.com.br/wp-content/plugins/super-forms/uploads/php/files/9jcp3to5a4raacv4gpla0loup6/dimilifizivopusawelamizaj.pdfIn PDF document text
- http://ingenermarket.ru/userfiles/4672417737.pdfIn PDF document text
- http://ffarchitettura.it/userfiles/files/jafofusavafudinap.pdfIn PDF document text
- https://www.karenlovelee.com/wp-content/plugins/formcraft/file-upload/server/content/files/16105910d60ceb---17536014391.pdfIn PDF document text
- https://118highschool.am/wp-content/plugins/super-forms/uploads/php/files/2e81fc43dce3b00d58cce41dccd3f527/jivaritanubiba.pdfIn PDF document text
- http://www.rec39.ru/wp-content/plugins/super-forms/uploads/php/files/f9b7616159f463d67ff17d1b7e435588/lipuxidim.pdfIn PDF document text
- https://vili-al.com/uploads/wysiwyg/files/xujimaganagedis.pdfIn PDF document text
- https://baoholaodong24.com/userfiles/file/misukenegezasusubi.pdfIn PDF document text
- http://thanhlamresort.vn/wp-content/plugins/formcraft/file-upload/server/content/files/160e796ec362c4---97027669572.pdfIn PDF document text
- http://pxmonastery.org/CKEdit/upload/files/85337417589.pdfIn PDF document text
- http://winfielddeli.com/ckfinder/userfiles/files/luxonevusaleka.pdfIn PDF document text
- https://himanshikitchen.info/viking1/uploads/files/74233440608.pdfIn PDF document text
- https://sandzak.best/wp-content/plugins/super-forms/uploads/php/files/c84c8efa70c846facbc7127f40051d5b/katumogilex.pdfIn PDF document text
- http://chi-kara.net/userfiles/file/67634554987.pdfIn PDF document text
- http://www.advokat.com/app/webroot/img/fck/file/53581104681.pdfIn PDF document text
- http://topoint.cc/userfiles/fckFile/20210617151349.pdfIn PDF document text
- http://www.theflightfest.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609a9fd9436fb---17124921063.pdfIn PDF document text
- https://www.inter-tube.co.uk/wp-content/plugins/super-forms/uploads/php/files/ff1307fe6496e5e3b674f0b5b25d66a2/66924178512.pdfIn PDF document text
- http://cappellastudio.it/userfiles/files/lemimapuxelewamegun.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/LPIa9PGmDLg/uplcv?utm_term=how+to+troubleshoot+electrical+circuitsPDF 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://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_off0000f414.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF414 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off00010c26.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10C26 | 17712 bytes |
SHA-256: c3065fba39b9805d7367665316520f12f25c8ca4c6d7bdf3cc0049ccd1a1cc81 |
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font_02_sfnt_off00013a8e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13A8E | 10540 bytes |
SHA-256: 8e88780cb26d2fabc739b14c4ba8e9d0acdde9b345294fef3c4c00c1dfbbecf2 |
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