MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF contains numerous embedded URLs, many of which point to compromised websites or disposable hosting, suggesting a link farm designed to redirect users to malicious content. The ClamAV detection and ML classifier strongly indicate malicious intent, likely related to phishing or malware delivery.
Machine Learning
- Nyx PDF Classifier malicious score 0.9985
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://crewmak.ru/uplcv?utm_term=samsung+note+download+apk PDF link annotation
- http://hylimusic.com/fckeditor/editor/filemanager/connectors/php/userfiles/file/tenonerasumo.pdfIn PDF document text
- https://jaunimodienos.lt/wp-content/plugins/super-forms/uploads/php/files/7j57l3edanivh650ffdath0lo5/xojivupezomug.pdfIn PDF document text
- http://sys-svinding.dk/userfiles/file/7005484250.pdfIn PDF document text
- https://cullinanconstruction.com/wp-content/plugins/super-forms/uploads/php/files/evosjf7gb9s1qjs4gc1oa1q2ud/87690923078.pdfIn PDF document text
- http://webinaris.eu/ckfinder/userfiles/publics/files/25815752440.pdfIn PDF document text
- https://pmsp-me.com/userfiles/files/93966790618.pdfIn PDF document text
- http://jingluo.net/uploadfiles/files/xemefarotisoti.pdfIn PDF document text
- https://syteq-pro.com/userfiles/file/jujafo.pdfIn PDF document text
- http://picart-personal.pl/fckupload/upload/file/3784825218.pdfIn PDF document text
- https://eklyps.net/images/file/lopokezu.pdfIn PDF document text
- http://oilspecchem.com/files/wotuxuvenobafabu.pdfIn PDF document text
- https://biodez.lt/i/File/522694204.pdfIn PDF document text
- http://bitite.lv/media/txt/122/file/bipumomutupuzubon.pdfIn PDF document text
- https://sunarchegypt.com/userfiles/file/guwuzazilu.pdfIn PDF document text
- https://trsbarriersdirect.com/wp-content/plugins/super-forms/uploads/php/files/j4qfi4b3ubhie1enj4dh2upp87/vezasufalerefi.pdfIn PDF document text
- https://irrisyst.eu/files/file/7295133377.pdfIn PDF document text
- https://www.hauptsache.cc/wp-content/plugins/formcraft/file-upload/server/content/files/161440ac482677---gonuvedabizikilore.pdfIn PDF document text
- http://www.tobywells.org/media/fckdir/file/14873155179.pdfIn PDF document text
- http://sahcarpets.com/userfiles/file/lajukutuzuzufo.pdfIn PDF document text
- http://vhshf.de/File/73892239449.pdfIn PDF document text
- https://cargobull.cz/res/file/bulajegog.pdfIn PDF document text
- 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_off0000cb8a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCB8A | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000e3a1.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE3A1 | 10896 bytes |
SHA-256: 3087910946ecad5cb113f8ba4052d4711f5fdc12dc14e3640381b7e554eea731 |
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font_02_sfnt_off0000fcb3.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFCB3 | 20076 bytes |
SHA-256: 050ae05c03e59b76ae1bc8a2f90758c392cb44eabe0f4590c1e511c387cb14b7 |
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