MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous embedded URLs, many of which point to compromised CMS upload directories or are part of a link farm. The ML classifier and ClamAV detection strongly indicate malicious intent, likely related to phishing or directing users to malicious content. The presence of multiple compromised links suggests a tactic to obscure the ultimate destination or leverage trusted-but-compromised domains.
Machine Learning
- Nyx PDF Classifier malicious score 0.9912
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://vivekanandbawwa.com/userfiles/file/31448549976.pdf In PDF document text
- https://wolfgang-photography.com/userfiles/files/55667929902.pdfIn PDF document text
- https://haisanquangninh.org/data/dulieu/files/54673814323.pdfIn PDF document text
- https://soroptimist.be/oldsite/intranet/ckeditor/ckfinder/userfiles/images/files/33901352312.pdfIn PDF document text
- http://gocreate.termall.pl/upload/fck/file/90879320356.pdfIn PDF document text
- http://bjxbw.cn/userfiles/file/zekufuzizisedi.pdfIn PDF document text
- https://www.peeryhotel.com/wp-content/plugins/super-forms/uploads/php/files/5493155ea8c900ea50f802fa61a08b26/taletoxusodagokasevo.pdfIn PDF document text
- https://www.truesdalepainting.com/wp-content/plugins/formcraft/file-upload/server/content/files/16134cb2edc985---kexusedurukiselozuti.pdfIn PDF document text
- http://www.goataxiservice.com/wp-content/plugins/formcraft/file-upload/server/content/files/1614164952b367---73078509627.pdfIn PDF document text
- https://kenkochaya.com/user_data/ckfinder/files/56593022595.pdfIn PDF document text
- http://xn--80ackbssfuieecff0e8c.xn--p1ai/wp-content/plugins/super-forms/uploads/php/files/og2iqio12kl8fs7csaitqjji13/pixorimuribegiposaja.pdfIn PDF document text
- https://hitourkorea.com/FileData/ckfinder/files/20210901_7D09A9E3B748931E.pdfIn PDF document text
- http://iltorg.ru/upload/file/xerojibum.pdfIn PDF document text
- http://vhshf.de/File/kebarezijalujukexudo.pdfIn PDF document text
- http://tdvvietnam.vn/webroot/img/files/wamuteza.pdfIn PDF document text
- https://ecef-groupe.com/wp-content/plugins/super-forms/uploads/php/files/aur343nhefsvr00qohsrafap84/80579392000.pdfIn PDF document text
- https://purmoradiatoriai.lt/images/files/25758067621.pdfIn PDF document text
- http://hillsclinic.com/fckeditor/editor/filemanager/connectors/php/userfiles/file/5142605231.pdfIn PDF document text
- https://hoovermaids.com/wp-content/plugins/super-forms/uploads/php/files/ecab68b249823a0c29ed7677e7c43a88/zigevi.pdfIn PDF document text
- http://nissanotogovap.vn/uploads/images/files/7406892803.pdfIn PDF document text
- https://bangprice.com/bangprice.com/beta/cms_image/file/vavekiruvodanogej.pdfIn PDF document text
- http://medicaldistri.com/ckfinder_files/files/suniwo.pdfIn PDF document text
- https://magyar-logyogyasz.hu/fileok/file/gokatavuxuduf.pdfIn PDF document text
- http://siltherm.com/ckfinder/userfiles/files/26408279512.pdfIn PDF document text
- https://www.domaine-boussard-chablis.fr/ckfinder/userfiles/files/88581802135.pdfIn PDF document text
- http://eurogeographyjournal.eu/admin/fckfiles/file/kovenotubodojelalu.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/zMnd8XtcwSM/uplcv?utm_term=watch+in+time+putlockerPDF 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_off0000e9b1.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE9B1 | 17084 bytes |
SHA-256: cd62972134db5d980eb3170a7481989e1fff624b3b7b9c4e3a4e3218954cabf3 |
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font_01_sfnt_off0001150c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1150C | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00012d23.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12D23 | 10656 bytes |
SHA-256: 3d3a8f41f00b9e879b8120d6d7a9901fdef62ee5f63aa2e5089cbbd8b96df94e |
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