MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF contains numerous links, many pointing to compromised WordPress sites and other potentially malicious domains, indicating a link farm designed to redirect users. ClamAV and ML classifiers flagged this PDF as malicious, specifically as a phishing trojan. The presence of external URIs and link farms suggests an attempt to lure users to malicious content, likely as part of a phishing campaign.
Machine Learning
- Nyx PDF Classifier malicious score 0.9971
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://osakadentalcare.com/contents//files/65075507547.pdf In PDF document text
- http://www.grundys.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/160e8572386ab5---15344872939.pdfIn PDF document text
- http://acetuitioncentre.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/1607c80b4d7c70---46359071238.pdfIn PDF document text
- https://sitebyside.ru/wp-content/plugins/super-forms/uploads/php/files/d137fe7a28a6a79040c59236c7d60a2a/33020916152.pdfIn PDF document text
- https://condominiovillage.com/userfiles/file/mizofo.pdfIn PDF document text
- https://www.toptalentusa.com/wp-content/plugins/formcraft/file-upload/server/content/files/160755d48bfdbd---39253298555.pdfIn PDF document text
- https://bikinibody.be/wp-content/plugins/super-forms/uploads/php/files/7ut93nvnapdhdqi4gervvqvo4f/70875088893.pdfIn PDF document text
- https://eyescare.vn/app/webroot/upload/ckfinder/files/wuzud.pdfIn PDF document text
- https://www.cukoyem.com.tr/wp-content/plugins/super-forms/uploads/php/files/7e3r5hi7sn0om6o046avjo91j6/93948170334.pdfIn PDF document text
- http://www.jobsincrete.gr/images/_user_na/file/tekofawodatopunibavidoni.pdfIn PDF document text
- http://ninda.vn/userfiles/files/zewuxotamotavudatesufun.pdfIn PDF document text
- http://aggengr.com/uploads/CMS/file/92737599486.pdfIn PDF document text
- https://albizy.com/ckfinder/userfiles/files/47956058264.pdfIn PDF document text
- https://www.fifatravels.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a7a92ef2bfe---luradikegamajubaf.pdfIn PDF document text
- https://www.urban-quartz.co.uk/wp-content/plugins/super-forms/uploads/php/files/00e7b1dc8dd92fd634c428eccae4c3ba/66455313610.pdfIn PDF document text
- https://jxloanchien.com/style/postimage/file/jirewoferiwi.pdfIn PDF document text
- http://www.supercarrentalsofmiami.com/wp-content/plugins/formcraft/file-upload/server/content/files/160ad455958432---dupupaditolomaritabokezi.pdfIn PDF document text
- http://dochoiotovn.com/uploads/userfiles/file/bazosinup.pdfIn PDF document text
- https://ludifrance.fr/userfiles/file/ririkebetidajefu.pdfIn PDF document text
- https://ocvirapuato.com.mx/wp-content/plugins/super-forms/uploads/php/files/ba5f829e279b7b9b1dc1d7a6b142c399/rezusukulatine.pdfIn PDF document text
- https://inchiriereelicopterromania.ro/wp-content/plugins/formcraft/file-upload/server/content/files/16083d888ca2d4---62433103270.pdfIn PDF document text
- https://aplusadvance.com/naver_editor/data/file/jidadifapusafupomod.pdfIn PDF document text
- http://purofirstli.net/userfiles/file/lupinekinoporapekazetegum.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/YTWXjIUwRh0/uplcv?utm_term=metabolic+typing+diet+book+pdf+free+downloadPDF 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_off0001006f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1006F | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off00011886.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11886 | 11052 bytes |
SHA-256: cce7316132a25ec159e9bd2a599987cd6b8ec30b9d9cbf6cbead7cc663fc2f90 |
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font_02_sfnt_off00013203.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13203 | 17952 bytes |
SHA-256: 7bbda52bba2692ec01a4d8895795398f884bf8ed42d5bbd615aa6eb42478370c |
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