MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
This PDF file was flagged by multiple heuristics as malicious, including a critical ClamAV detection and an ML classifier. It contains a link farm pointing to numerous compromised WordPress sites, suggesting an attempt to redirect users to malicious content. The presence of external URIs and link farms indicates a phishing or malware distribution vector.
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://christembassyromford.org/wp-content/plugins/super-forms/uploads/php/files/da6887ea0b0ce9275f86988592a0d8db/10422978391.pdf In PDF document text
- https://grafitpoint.ru/wp-content/plugins/super-forms/uploads/php/files/b98b9aac80948512af9c159737b09644/88981263914.pdfIn PDF document text
- http://zionhillfirstbaptistchurch.com/clients/73368/File/sivokazupixuli.pdfIn PDF document text
- http://www.lifestaralberta.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a91936ae7fc---nazovol.pdfIn PDF document text
- http://chiesamadremarsala.eu/userfiles/files/rufijigufedofelizod.pdfIn PDF document text
- http://xn--80ackbssfuieecff0e8c.xn--p1ai/wp-content/plugins/super-forms/uploads/php/files/ga47p4ckl73275hg96nnrjg355/43457711327.pdfIn PDF document text
- https://fietenhaardenenkachels.nl/wp-content/plugins/formcraft/file-upload/server/content/files/160805898bfb47---sizerawinetufipalosemuvin.pdfIn PDF document text
- http://moveisgarciadigital.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/160932bbff27fd---99726811776.pdfIn PDF document text
- http://thecobbfr.com/clients/4/43/4363d5a08aa72aedcf7f7d4dd0675897/File/36070208867.pdfIn PDF document text
- http://klingende-zeder.de/wp-content/plugins/formcraft/file-upload/server/content/files/1607211c7c7155---78446624628.pdfIn PDF document text
- http://math-talk.kr/wp-content/plugins/super-forms/uploads/php/files/7dj8ciu1dvm2e8qufhvaq7fbm0/womigejirar.pdfIn PDF document text
- http://arch-teh.com/pic/userfile/gaterepozilaragaduponawa.pdfIn PDF document text
- http://mikailang.net/userfiles/file/20210620181937_889363715.pdfIn PDF document text
- http://chayka-svg.ru/files/winoxoreleruwaro.pdfIn PDF document text
- http://www.highlandmetals.co.za/wp-content/plugins/formcraft/file-upload/server/content/files/1606fb7b8c6383---zulodezas.pdfIn PDF document text
- https://alenakovalchuk.ru/wp-content/plugins/super-forms/uploads/php/files/3181120c0eab481979d947badae5a1b2/73384433081.pdfIn PDF document text
- http://svenstavik.com/wp-content/plugins/formcraft/file-upload/server/content/files/160800ccf87e7b---kodonabikuxo.pdfIn PDF document text
- http://vudafrique.com/wp-content/plugins/super-forms/uploads/php/files/383afdc155de20d5f3267f45b020a022/vafepufumiwivosukakefiba.pdfIn PDF document text
- https://www.conkite.com/wp-content/plugins/super-forms/uploads/php/files/e747a3a7b73764b44fe6d2188da32845/9914342200.pdfIn PDF document text
- http://philippinesroadshow.com/wp-content/plugins/super-forms/uploads/php/files/71380928d5ab8cbaa28540ae9efa6c04/vuwowupufujera.pdfIn PDF document text
- https://www.acptechnologies.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c5cd9ae18cf---sijubapewajanilijux.pdfIn PDF document text
- https://borderpak.com/wp-content/plugins/super-forms/uploads/php/files/bf1ba0b523df3a9b9204126d346756d7/niduzazetineli.pdfIn PDF document text
- https://walterchiropracticclinic.com/home/walter/public_html/ckfinder/userfiles/files/79323488351.pdfIn PDF document text
- http://crystalnymph.by/wp-content/plugins/super-forms/uploads/php/files/a36970c3deb8ae746f3a918e8459c40f/43612050427.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/fzgW7-mxBc0/uplcv?utm_term=how+to+kill+mobs+in+minecraftPDF 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_off0000ed15.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xED15 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0001052c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1052C | 10808 bytes |
SHA-256: 5ee6d728833702af6b157f53921de893a4922349e35dd0bd843b47ae44a9fe56 |
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font_02_sfnt_off00011e18.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11E18 | 17608 bytes |
SHA-256: 35e50ba60f8999ba6d27039ba9b51a0421abf01d62f7fc125bfa1238fb5de540 |
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