MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous links, many pointing to compromised WordPress sites, indicating a link farm designed to redirect users to potentially malicious content. The ML classifier and ClamAV detection strongly suggest malicious intent, likely phishing or malware distribution through these links.
Machine Learning
- Nyx PDF Classifier malicious score 0.9781
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://www.urbanwaterways.info/files/vezazoteruvariwamo.pdf
- https://stcc-sa.com/motakamel/Ups/files/45307198895.pdf
- http://dr-onesrl.com/userfiles/files/94918026320.pdf
- https://info-jimukyoku.jp/lot/upload/files/fekakazazaro.pdf
- http://europeanprofservices.com/wp-content/plugins/formcraft/file-upload/server/content/files/16072389c0170a---75137274043.pdf
- https://cremeconferences.com/wp-content/plugins/super-forms/uploads/php/files/26732e0555bb4bc999dc5cd721e8e217/vusinosuwifitarenafek.pdf
- https://nolimitscenter.be/peausitive/images/FCKeditor/file/gepejiwubipuwoged.pdf
- http://psychoterapia-przemysl.net/img/userfiles/file/zoger.pdf
- http://lushexperiences.com/wp-content/plugins/formcraft/file-upload/server/content/files/16084d7d5c37c0---latojurowob.pdf
- http://podlahypilat.cz/admin/file/volobizidozasuwapoza.pdf
- https://www.cfo-search.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b7fd7bcd12e---xuvuxubumatege.pdf
- http://nuestratierrapremios.com/campannas/file/90763036961.pdf
- http://archimax.ch/dynamic-images/cms/file/72874889988.pdf
- http://nc2e.fr/wp-content/plugins/formcraft/file-upload/server/content/files/160946e1fa2c7e---dakebalipok.pdf
- https://banghenails.com/upload/file/xobugonibodowukodib.pdf
- http://www.socalgreatwhite.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609fb760aa278---60930122548.pdf
- http://www.sempresaude.net/wp-content/plugins/formcraft/file-upload/server/content/files/160743ec6bcc54---99541220641.pdf
- https://webmodeli.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606f3486ceb40---daroze.pdf
- http://automsystem.com/UploadFile/file/20210504112216399.pdf
- http://www.driftime.ee/wp-content/plugins/formcraft/file-upload/server/content/files/160b4fc2da68e8---48139710601.pdf
- https://www.kalirich.com/wp-content/plugins/super-forms/uploads/php/files/uk0jut4nl44u06vgme9n1ep4n4/52281995892.pdf
- http://evabody.ro/wp-content/plugins/formcraft/file-upload/server/content/files/160a291c8660d9---vejikip.pdf
- https://www.kasekimi.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606eff577d226---38779261660.pdf
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/S30rS-6n6vg/uplcv?utm_term=planets+in+order+with+asteroid+belt
- 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://dejavu.sourceforge.net
- http://dejavu.sourceforge.net/wiki/index.php/License
Extracted artifacts 4
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00019c75.bin338cc954a946a7fbf70b29c55d5e66db99b2ef151e94d540d22e7b387f44db23 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x19C75 | 16232 bytes |
font_01_sfnt_off0001b255.binfce349f99dd4bcb504feff91e53519a7e6a4932f59272e8f70ef5159d2f290cc |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1B255 | 10572 bytes |
font_02_sfnt_off0001ca73.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1CA73 | 16792 bytes |
font_03_sfnt_off0001e285.bin39dee48440f60d8a5a086757503a3243af445474f93aca83ad7dc7825c265440 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1E285 | 20484 bytes |
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