MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains numerous links pointing to compromised WordPress sites, specifically targeting upload directories. These links likely serve as a distribution point for further malicious content. The ClamAV detection and ML classifier strongly indicate malicious intent, and the heuristic firings confirm the presence of a link farm on disposable hosting, a common tactic for phishing or malware delivery.
Machine Learning
- Nyx PDF Classifier malicious score 0.9947
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://admonks.ru/wp-content/plugins/super-forms/uploads/php/files/bb6e954a52cc0f1a8342c5bfc2d2cdbc/89802545028.pdf In PDF document text
- http://limpiasol.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a4302b3ed7b---48697764379.pdfIn PDF document text
- http://amako-ra.com/wp-content/plugins/super-forms/uploads/php/files/68d884d7f0d35830def0b9a2eefa6dab/tagawevodekowosa.pdfIn PDF document text
- https://www.couleurs-et-jardin.fr/wp-content/plugins/formcraft/file-upload/server/content/files/1607996a28a041---zivazigesejakuposif.pdfIn PDF document text
- https://event-connections.net/wp-content/plugins/formcraft/file-upload/server/content/files/160758d4857fe7---gogudize.pdfIn PDF document text
- http://www.mywil.ch/wp-content/plugins/formcraft/file-upload/server/content/files/160839632711b5---zinifijopuremamizapaj.pdfIn PDF document text
- https://cbolean.com/wp-content/plugins/super-forms/uploads/php/files/vc5nj2i3l48vor0nkjm22hata0/xataraj.pdfIn PDF document text
- https://www.infrascale.com/wp-content/plugins/super-forms/uploads/php/files/64011b5efe3dac8610db763e16ee5da6/75284928383.pdfIn PDF document text
- https://webgirls-studio.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a0c6491c39d---87997506525.pdfIn PDF document text
- http://menafundinfo.com/userfiles/file/debuvagulubiwowito.pdfIn PDF document text
- http://www.virtualaid.eu/wp-content/plugins/formcraft/file-upload/server/content/files/160c8ef53e107e---44605997090.pdfIn PDF document text
- https://www.americanapi.com/wp-content/plugins/formcraft/file-upload/server/content/files/160929f214156f---77945893786.pdfIn PDF document text
- http://fujavietnam.com/images/Download/71901541796.pdfIn PDF document text
- http://robalton.es/Albums/images/file///wuduvanaresisa.pdfIn PDF document text
- http://www.gunyagder.org.tr/wp-content/plugins/super-forms/uploads/php/files/n6rhriaonmc44dcu95adoi0v10/rorivenuxe.pdfIn PDF document text
- http://www.franklinwebdesign.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607bb52f1f154---tamusutozokinemilipuzarib.pdfIn PDF document text
- http://trendybiz.in/usersfiles/file/18386820933.pdfIn PDF document text
- http://pavcargo.ru/wp-content/plugins/super-forms/uploads/php/files/32fb2238e4f5ba0a9317f3d4580c9034/83876586634.pdfIn PDF document text
- http://littlepearlbooks.in/data/eimages/file/zirepotagez.pdfIn PDF document text
- https://www.certificagreen.com/wp-content/plugins/formcraft/file-upload/server/content/files/160ae7d34ccdbf---pulowevuxofafevobomu.pdfIn PDF document text
- http://mu-rrrc.com/userfiles/file/resetebubiv.pdfIn PDF document text
- http://anhuishangbiao.com/upload_fck/file/2021-5-23/20210523023953733864.pdfIn PDF document text
- http://www.lavalledesign.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607b2033a24fa---ridojutitekujifasovuva.pdfIn PDF document text
- https://sdyh.gr/wp-content/plugins/super-forms/uploads/php/files/cmv0dtobq7h55h5s7iibjmr2p1/jimigulapenewigidusepiwig.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/cv9VXjIrmdE/uplcv?utm_term=am+a+rider+mp3+song+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_off0000f2e4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF2E4 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off00010afb.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10AFB | 10876 bytes |
SHA-256: 705d90dc62b6039afa5a9f4a08091ea8939d590258ef935d8e04dc5f84e5290b |
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font_02_sfnt_off000123db.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x123DB | 17036 bytes |
SHA-256: 0ff63e5dfa40aac267c041c8b70bb7dd37e79478d3a89ee8c2b8ce2dd0210946 |
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