MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
This PDF file was flagged by ClamAV as Pdf.Phishing.Trojan and a machine learning classifier indicated a high probability of maliciousness. The document contains a link farm pointing to multiple compromised WordPress sites, suggesting an attempt to redirect users to malicious content. The presence of multiple distinct hosts and the structure of the links indicate a deliberate effort to obscure the final destination or distribute malware.
Machine Learning
- Nyx PDF Classifier malicious score 0.9998
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://jennysbooks.com/wp-content/plugins/super-forms/uploads/php/files/dec902f602f4337b097790d25d75a9c6/sugabefuxukezozaxipununi.pdf
- http://www.publicitymailing.ie/wp-content/plugins/formcraft/file-upload/server/content/files/160bc8cd5a8d34---57711544169.pdf
- http://landpas.pl/upload/file/rowipezomawikatoragisop.pdf
- http://www.marcelasemper.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608b6774da42b---nulam.pdf
- https://kicksomeglass.com/wp-content/plugins/super-forms/uploads/php/files/9894017ac1ffe308c86636cdfe938079/17593476020.pdf
- https://nhaban24h.com.vn/wp-content/plugins/super-forms/uploads/php/files/ml5nbq4irihrm08cplk56ej0v6/lapaxixunopobuduligupi.pdf
- https://www.groupenahno.com/wp-content/plugins/super-forms/uploads/php/files/qi9tmpruong27l0nnhge39pg9h/62059698396.pdf
- https://realestateconnect.pro/wp-content/plugins/super-forms/uploads/php/files/kef483m230hv6srkm099i6v9n2/rapopeze.pdf
- http://www.sunargrup.com.tr/wp-content/plugins/super-forms/uploads/php/files/11a8vfb30g7pdm1p68nc9rako2/4341978775.pdf
- https://www.potterycommercials.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/16077f98d2dbf0---juxokufo.pdf
- http://erbilsunhotel.com/wp-content/plugins/super-forms/uploads/php/files/lv7tnidkj1i7odv3icusg6iul7/zapewixabeni.pdf
- http://www.ebsjosepirosamaria.com/wp-content/plugins/formcraft/file-upload/server/content/files/16075e7ea43082---fusemapixijewokubuterezat.pdf
- http://www.combatsim.eu/wp-content/plugins/formcraft/file-upload/server/content/files/160a8c62f384c9---jonevuroxusovamofawezenog.pdf
- https://razdolle.by/wp-content/plugins/super-forms/uploads/php/files/2pchjri2ob434k3j4grb4d6ai6/dexaxopupuxi.pdf
- https://catherinehourihan.art/wp-content/plugins/super-forms/uploads/php/files/2326ccf61eb9ef02084624c9524eb3a8/44355218433.pdf
- http://southport1969.com/clients/861680/File/suforokiguteva.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://feedproxy.google.com/~r/skout/mBVl/~3/DOqCt-cVA4I/uplcv?utm_term=how+to+stop+ads+in+apps+on+android
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- http://ns.adobe.com/pdf/1.3/
- http://ns.adobe.com/xap/1.0/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/
- http://scripts.sil.org/OFL
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000fb15.bin2cad2d1510038eab5eaf5a438eb6ba8f201e38cb36fb4777bcbeb3841abc62ed |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFB15 | 4976 bytes |
font_01_sfnt_off00010c13.bina36eee06fef6ce219692c4ec918276ac99413e4fd1e3666e4031624f9289d620 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10C13 | 1800 bytes |
font_02_sfnt_off000114a0.bindcbaed52fa67a400db6336cb8335f8f0d0a2a7b3f010148caf56d15e2b71f86e |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x114A0 | 11140 bytes |
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