MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF file contains numerous external URLs, many hosted on compromised WordPress sites, suggesting a phishing or malware distribution scheme. The ML classifier and ClamAV detection strongly indicate malicious intent, likely related to phishing or delivering a trojan. The presence of embedded URLs and the nature of the heuristics point towards an attack pattern involving spearphishing attachments designed to trick users into downloading further malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9988
Heuristics 6
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ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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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://oniceh.ru/uplcv?utm_term=domino%27s+bahrain+menu+pdf PDF link annotation
- https://clinicaveterinariacabianca.it/file/lebutizuredifozadebarater.pdfIn PDF document text
- https://www.pelicanfinancialnetwork.com/ckfinder/userfiles/files/66831444260.pdfIn PDF document text
- http://dharmapuridiocese.com/svnprojects/DHD/Source/images/files/42745471949.pdfIn PDF document text
- http://networkinglikepro.com/ckfinder/userfiles/files/safuzedamamilanelodozokud.pdfIn PDF document text
- http://uceng.net/_UploadFile/Images/file/62730411111.pdfIn PDF document text
- http://www.verneteco.com/ckfinder/userfiles/files/vedesodufe.pdfIn PDF document text
- http://principessavencanice.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607b437fa0835---24191513370.pdfIn PDF document text
- http://mesotects.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609caeab7fb18---53962415050.pdfIn PDF document text
- http://www.ellisrasbetonwerke.co.za/wp-content/plugins/formcraft/file-upload/server/content/files/1608cf9ecea8ef---tifuxixukipupi.pdfIn PDF document text
- http://imhkayseri.com/resimler/files/fugog.pdfIn PDF document text
- https://dm288.com/slicice/file/80215829002.pdfIn PDF document text
- http://mountmedpharmacy.co.za/wp-content/plugins/formcraft/file-upload/server/content/files/160bd7c6010020---19179899560.pdfIn PDF document text
- http://proxima-design.cz/files/file/wajezo.pdfIn PDF document text
- https://www.blackandwhite-salon.com/wp-content/plugins/super-forms/uploads/php/files/9f84cb2e6bf7223d651813509f894834/nusokejeniga.pdfIn PDF document text
- https://htfcompact.com/wp-content/plugins/super-forms/uploads/php/files/0e9e1e536c2df336dffac04c848c381f/dilutunugekowifexuti.pdfIn PDF document text
- https://dodomacnosti.net/data/file/rarujefonodapokuvu.pdfIn PDF document text
- https://cosplay-expo.it/ckfinder/userfiles/files/momidukijekexadura.pdfIn PDF document text
- https://www.lamuccacompany.com/wp-content/plugins/super-forms/uploads/php/files/bcac3a17bd238a3255aa4dd599d0ec29/42443589623.pdfIn PDF document text
- https://vdbergelectro.nl/wp-content/plugins/super-forms/uploads/php/files/3e44344118459e2fd4345a6345ab585d/botag.pdfIn PDF document text
- http://asesoriagarpe.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a15ffbcb814---62080509937.pdfIn PDF document text
- https://www.ikedatosou.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607b1651c070d---lifagutoz.pdfIn PDF document text
- http://claudiodauelsberg.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/16088005089338---sitemijokukenidezifakuv.pdfIn PDF document text
- http://innospectrum.eu/hirlevel/file/gosuzatibinamosulefajasof.pdfIn PDF document text
- 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_off0000d6f7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD6F7 | 10896 bytes |
SHA-256: 6f9708149dac3df9e22caa00c318b7fee4faa3f766f158ef03dbe002dcc51a11 |
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font_01_sfnt_off0000efb8.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEFB8 | 17552 bytes |
SHA-256: 45564387231f23f52c6fcdc876b7da17efd2c0717756b1b8fd105c2bde39ef09 |
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font_02_sfnt_off00011d42.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11D42 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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