MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a link farm with numerous URLs, many pointing to compromised CMS upload directories, indicating a phishing or malware distribution attempt. The ML classifier and ClamAV detection strongly suggest malicious intent. No scripts were extracted, but the structure and URL targets are indicative of a malicious link distribution scheme.
Machine Learning
- Nyx PDF Classifier malicious score 0.9932
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://lubrifianti-auto.ro/files/file/4445851365.pdf In PDF document text
- http://moyamoya.center/images/hand_uploaded/files/vidanisa.pdfIn PDF document text
- http://www.1000ena.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609840ae2171b---46750162279.pdfIn PDF document text
- https://swotin.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609d44399fdbc---24466442798.pdfIn PDF document text
- https://www.superioreagle.com/wp-content/plugins/formcraft/file-upload/server/content/files/160cbefab11378---82163875952.pdfIn PDF document text
- http://sys-svinding.dk/userfiles/file/kubejisiziz.pdfIn PDF document text
- https://ateneoarbonaida.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607acded7c5c5---71661794207.pdfIn PDF document text
- https://sipare.com.ar/wp-content/plugins/super-forms/uploads/php/files/d05226d3grgf9sb451c2jll411/tupuziguvojuwone.pdfIn PDF document text
- http://www.findvoters.com/userfiles/file/72563705181.pdfIn PDF document text
- https://chiuman-hk.com/images/file/83905743303.pdfIn PDF document text
- https://esportenerd.com/app/webroot/ckfinder/userfiles/files/piterafuxixedirakexaxa.pdfIn PDF document text
- http://iamsoldierfit.com/wp-content/plugins/formcraft/file-upload/server/content/files/160e76770a58d5---kopanabilanijutebasunev.pdfIn PDF document text
- https://istanajp2.com/contents//files/kejemokesixisuvufemi.pdfIn PDF document text
- http://gaestehaus-am-erlkoenig.de/img/editor/file/19683924939.pdfIn PDF document text
- https://zweiund40.com/wp-content/plugins/super-forms/uploads/php/files/2arpnlkijgsplnd3jma5ghk1ef/pazosi.pdfIn PDF document text
- https://chocoinmobiliario.com/wp-content/plugins/super-forms/uploads/php/files/9c85c738ccabdc15c48c2f823833b73b/71833831745.pdfIn PDF document text
- http://www.restorationservice.ca/wp-content/plugins/formcraft/file-upload/server/content/files/16094e3e4da279---gikudozajal.pdfIn PDF document text
- http://www.photobreak.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/160889e59c4561---zejowi.pdfIn PDF document text
- http://antik-cafe-bergen.de/wp-content/plugins/formcraft/file-upload/server/content/files/160b5322802044---weretujoniwumaxozal.pdfIn PDF document text
- http://bpsstudio.hu/uploads/90660399506.pdfIn PDF document text
- https://www.ijdsir.com/ckfinder/userfiles/files/30365469206.pdfIn PDF document text
- http://megalabsrl.it/userfiles/files/39290681819.pdfIn PDF document text
- https://emergent-partners.com/wp-content/plugins/formcraft/file-upload/server/content/files/160831ad6c059a---mikexiwisikitusiboxo.pdfIn PDF document text
- http://gingerwooddesign.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608fff3fec4ac---45296458145.pdfIn PDF document text
- https://g3az.com/wp-content/plugins/formcraft/file-upload/server/content/files/160cbb7d4dda1c---bofata.pdfIn PDF document text
- http://myblindz.com/fck_user_files/file/60494975094.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/S30rS-6n6vg/uplcv?utm_term=toy+poodle+breeders+cleveland+ohioPDF 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_off00010293.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10293 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off00011aa5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11AA5 | 17000 bytes |
SHA-256: b4ef4d0878294353030c7342582840f1081a8ba8a645bbda0806358115b63777 |
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font_02_sfnt_off0001471e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1471E | 10796 bytes |
SHA-256: 6b79b87f4767334bec9dc396f9ddb2c913bff02b20b5545c7cc2863bdb6e4bee |
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