MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file was flagged by ML classifiers and ClamAV as malicious, specifically as a phishing trojan. Heuristics indicate it functions as a link farm, with many embedded URLs pointing to compromised CMS upload directories. These links likely lead to further malicious content or phishing pages.
Machine Learning
- Nyx PDF Classifier malicious score 0.9974
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://dubigroup.com/admin/fckeditor/editor/filemanager/connectors/upload/file/34796096556.pdf In PDF document text
- http://bhttourist.com/upload/fckimagesfile/dubuzozukoxemagiseluw.pdfIn PDF document text
- https://ipkameros.lt/userfiles/file/jilapobakavunozifup.pdfIn PDF document text
- http://www.singchai.co.th/ckfinder/userfiles/files/32849889972.pdfIn PDF document text
- https://cosonnguyenthanh.vn/webroot/userfiles/files/67821647319.pdfIn PDF document text
- https://dusunceokulu.net/resimler/files/dojezezapatodorojot.pdfIn PDF document text
- http://dienmaythanglong.org/uploads/files/71994552591.pdfIn PDF document text
- http://xn--b1agaa2anfqdp.xn--p1ai/ckfinder/userfiles/files/mumedorobodositolufirodav.pdfIn PDF document text
- https://www.sblending.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/16135fd89c4934---loregurenotunebiviburuvef.pdfIn PDF document text
- http://www.johnknox.ch/wp-content/plugins/formcraft/file-upload/server/content/files/16138b04abb0cb---50702578376.pdfIn PDF document text
- http://metallpress.info/files/55333739974.pdfIn PDF document text
- http://npxbyy.com/wang3_3_10_27/Upload/Upload/file/2021912247222221.pdfIn PDF document text
- http://carbonelite.ru/file/92671829537.pdfIn PDF document text
- https://commonlawhouse.in/userfiles/file/29216377733.pdfIn PDF document text
- http://theclubburger.com/uploads/files/98480618313.pdfIn PDF document text
- http://tainanrup.longi.tw/uploadfiles/files/20210904_224522_8339.pdfIn PDF document text
- http://twapp.freshkon.com/upload/files/zofopekonerasira.pdfIn PDF document text
- https://ismart99.net/upload/files/tunifevalumonesogopis.pdfIn PDF document text
- http://casaperferiesantamariagoretti.com/writable/public/userfiles/file/nafaxokuso.pdfIn PDF document text
- http://www.insurancedirectcanada.ca/wp-content/plugins/formcraft/file-upload/server/content/files/16140f0f3b490b---10570359779.pdfIn PDF document text
- http://training-solutions.ro/wp-content/plugins/formcraft/file-upload/server/content/files/1613150544e0ff---fotudufogelaj.pdfIn PDF document text
- http://kokocurry.gm/userfiles/file/vifer.pdfIn PDF document text
- http://kapelski.pl/userfiles/file/81553053687.pdfIn PDF document text
- http://tischtennis-kiel.de/images/file/xekudumalejivaro.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/PmAiG5ZyT-k/uplcv?utm_term=the+best+ppsspp+games+for+androidPDF 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_off0000eff6.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEFF6 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off00010808.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10808 | 16780 bytes |
SHA-256: 300a2e1af69a86bb2d7c7c38a610c85cdbebe3508f225ccba4f6f5eb06c7b421 |
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font_02_sfnt_off00013382.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13382 | 11004 bytes |
SHA-256: 1e56dd1dbd2c79d94f1e42577b6124dd0454c3ddfd7c17b16d4b0fe11cd4fca3 |
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