MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
This PDF was identified as malicious by ML classifiers and ClamAV, specifically flagged as a phishing trojan. It functions as a link farm, containing numerous URLs that point to various websites, some of which are hosted on compromised CMS upload directories. The presence of a 'utm_term' redirector in one of the URLs suggests a phishing or spamming campaign.
Machine Learning
- Nyx PDF Classifier malicious score 0.9951
Heuristics 6
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ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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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://rugerwafers.com/demo/ruger/beta/userfiles/files/xemiwugulozenoruwewo.pdf In PDF document text
- http://uptownchantilly.com/uploads/files/16168483526.pdfIn PDF document text
- http://bettynblue.com/upload/fck_img/20210905/file/birobebomikoko.pdfIn PDF document text
- https://hyosung-gulf.com/uploads/file/wufutowamafod.pdfIn PDF document text
- http://mamnonkitty.com/webroot/img/posts/files/83793357205.pdfIn PDF document text
- https://lecachet.fr/docs/files/sifutaratobepugurosokozo.pdfIn PDF document text
- https://rowsontw.com/shopadmin/upload/files/guxapufajifegigalir.pdfIn PDF document text
- http://limuzine.md/userfiles/file/13471937527.pdfIn PDF document text
- https://www.verpoort-bouw.be/wp-content/plugins/formcraft/file-upload/server/content/files/1613497d7a38f7---69485769813.pdfIn PDF document text
- https://floridahouselottery.com/test/userfiles/file/17038260988.pdfIn PDF document text
- https://ra7a7p-h3ba7.com/contents/files/zanopuzabapawuliwinuj.pdfIn PDF document text
- http://ttlh.vn/storage/ckfinder/files/64860076405.pdfIn PDF document text
- http://traiteurluc.com/userfiles/file/17142871194.pdfIn PDF document text
- https://www.histoiresdegroupes.com/wp-content/plugins/formcraft/file-upload/server/content/files/1614ba51bef3b9---98908082540.pdfIn PDF document text
- http://mnwebdesign.dk/userfiles/file/bekajoronetiron.pdfIn PDF document text
- http://londonjip.com/userData/board/file/ropogisarobijom.pdfIn PDF document text
- https://hamayeshniroo.com/shop/file/limikinefetutum.pdfIn PDF document text
- http://vinaktv.com/storage/ckfinder/files/nenubagagiwezif.pdfIn PDF document text
- https://best-of-geldanlagen.de/userfiles/file/mutugelot.pdfIn PDF document text
- https://inlandautorepairmurrietaca.com/wp-content/plugins/super-forms/uploads/php/files/77459591d9405d5add486c592598e7ed/60817275960.pdfIn PDF document text
- http://ohmytour.kr/FileData/ckfinder/files/20210919_1564CA6F04DC60BF.pdfIn PDF document text
- http://veterky.ru/ckfinder/userfiles/files/velovivuzo.pdfIn PDF document text
- https://angelsstaff.com/uploads/file/72947827943.pdfIn PDF document text
- http://nollve.com/img/editor/image/file/12101220076.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/S30rS-6n6vg/uplcv?utm_term=any+number+call+details+apk+downloadPDF 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_off0000b66f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB66F | 18724 bytes |
SHA-256: c379598b4139c9099b8e838d5de25b454f72ad157ca1ac1c0bc235326d6815cd |
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font_01_sfnt_off0000e6a7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE6A7 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0000febe.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFEBE | 11188 bytes |
SHA-256: fa34c8cd26484d8dda40d53bb25dc0f5d655fba1723821482c6f0adb6c271589 |
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