MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
This PDF was flagged by multiple heuristics and a machine learning classifier as malicious, with ClamAV identifying it as a phishing trojan. It contains numerous links pointing to compromised WordPress uploads and other disposable hosting, suggesting a link farm designed to redirect users to malicious sites. The document body is unreadable, but the presence of external URIs and compromised CMS upload links indicates a likely phishing or malware distribution attempt.
Machine Learning
- Nyx PDF Classifier malicious score 0.9905
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 http://rebeccaosborne.com/uploads/95232277637.pdf In PDF document text
- http://abwrosedale.com/uploads/files/29346556856.pdfIn PDF document text
- http://hotelclinton.it/userfiles/files/mibigiximuwasurik.pdfIn PDF document text
- https://evocative.ru/wp-content/plugins/formcraft/file-upload/server/content/files/16140e3346f7f5---20926637627.pdfIn PDF document text
- http://test.uebersetzungen-nesselberger.de/wp-content/plugins/formcraft/file-upload/server/content/files/16137b5a1f2a7a---kusolikegufokasedawezi.pdfIn PDF document text
- http://wernitznigg.at/files/23219168101.pdfIn PDF document text
- https://festivalecolo.ca/wp-content/plugins/formcraft/file-upload/server/content/files/16131c569c091c---jumetanibo.pdfIn PDF document text
- https://www.reliancecareuk.com/wp-content/plugins/super-forms/uploads/php/files/413186c40856e993557f39131507eadc/rovijomiti.pdfIn PDF document text
- http://meubelenindex.nl/images/uploads/xuripexapepidefokabuxoxuf.pdfIn PDF document text
- http://klubbelgickychobrov.sk/editor_uploads/files/bajefeduki.pdfIn PDF document text
- https://asiantms.com/ckfinder/userfiles/files/digufo.pdfIn PDF document text
- http://apsencollege.org/test/fckeditor/file/66046971204.pdfIn PDF document text
- http://www.appsolutely.sg/wp-content/plugins/formcraft/file-upload/server/content/files/1613954a475d9c---jowixagadonajome.pdfIn PDF document text
- http://terapie-psi.ro/wp-content/plugins/formcraft/file-upload/server/content/files/1613538229205f---jusizufasixoruwazuw.pdfIn PDF document text
- https://sdudyogtechnologies.in/ckfinder/userfiles/files/84390943782.pdfIn PDF document text
- http://www.ruben.pl/ckfinder/userfiles/files/danikepuzumominejeritopu.pdfIn PDF document text
- https://defi128.phpascal.com/userfiles/files/99998999899.pdfIn PDF document text
- http://aaaexpressheating.com/userfiles/file/ruzivimunewuz.pdfIn PDF document text
- https://www.temsilcisitesi.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613440ee363a1---10496461423.pdfIn PDF document text
- http://vietsaovang.com/uploads/userfiles/file/kixogivezuzonejewum.pdfIn PDF document text
- https://e-ssuances.com/ckfinder/userfiles/files/28191257327.pdfIn PDF document text
- https://raiporjai.com/piceditor/file/87951210639.pdfIn PDF document text
- https://investincarpathians.eu/app/webroot/media/files/dowaxarurolupamanofixuvi.pdfIn PDF document text
- http://diegogenna.it/userfiles/files/pepolavefiworidole.pdfIn PDF document text
- http://www.myhhsi.com/wp-content/plugins/super-forms/uploads/php/files/1423b796882a9d5f86125afb8c3e55ca/96138417210.pdfIn PDF document text
- http://csa.china-led.net/static/editor/ckeditor/ckfinder/upfile/files/62893488088.pdfIn PDF document text
- http://insfilings.com/skyzone_classic/upload/files/xugirelirogojoleg.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/BkSY9tpko7c/uplcv?utm_term=android+tastatur+paragraphenzeichenPDF 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_off0000e37c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE37C | 20080 bytes |
SHA-256: f96551fc57c523d7c6c6107914835a585967a951236e3d60e894b87deccb4284 |
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font_01_sfnt_off00011780.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11780 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00012f97.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12F97 | 10888 bytes |
SHA-256: c20ca892513bf05794e6c94d449f30f335931c6ab6c385a4a3db314089a0817b |
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