MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF file was flagged by ML classifiers and ClamAV as malicious, indicating a high likelihood of malicious intent. Heuristics indicate the document functions as a link farm, directing users to multiple external URLs, some hosted on compromised CMS uploads. The presence of numerous unknown URLs suggests a phishing or malware distribution campaign.
Machine Learning
- Nyx PDF Classifier malicious score 0.9973
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.neoneofitou.com/ckfinder/userfiles/files/fiwebusetupidamufet.pdf In PDF document text
- https://portalbime.com/UploadedFiles/New/file/13645667948.pdfIn PDF document text
- http://kingswaytyres.com/project/kingsway/uploads/file/gidodeponavil.pdfIn PDF document text
- http://kovove-ploty-brany-zabradli.cz/UserFiles/File/liwovukuzowivifil.pdfIn PDF document text
- https://lisacutler.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613c0d2213593---25396397807.pdfIn PDF document text
- https://1000families.eu/userfiles/file/rosix.pdfIn PDF document text
- http://crystal-lamp.ru/uploads/files/21394508149.pdfIn PDF document text
- http://pulsrmedia.com/wp-content/plugins/formcraft/file-upload/server/content/files/16133e4c0e0ccb---bemul.pdfIn PDF document text
- http://kpotplace.com/uploads/files/wigupememegivetileditik.pdfIn PDF document text
- https://office-agglo-larochelle.fr/userfiles/file/53586709030.pdfIn PDF document text
- http://ergakiland.ru/files/files/50801067722.pdfIn PDF document text
- https://airin.lv/images/userfiles/file/59363346359.pdfIn PDF document text
- https://study-go.info/wp-content/plugins/super-forms/uploads/php/files/5342ae8d18c54d3cc638499ef52c4ec8/tubodisufiwojogigeje.pdfIn PDF document text
- https://sangolongphuong.vn/longphuong/news/files/77067123274.pdfIn PDF document text
- http://teplo76.ru/uploads/file/99302268332.pdfIn PDF document text
- https://suacuachuyennghiep.com/uploads/files/xamisadesuwulun.pdfIn PDF document text
- http://le-lemniscus-incandescent.fr/ckeditor/upload/files/ninawulesowena.pdfIn PDF document text
- https://bahamianbrewery.com/ckfinder/userfiles/files/besoparalaguwixi.pdfIn PDF document text
- http://tichdiem.surecare.vn/uploads/userfiles/file/86508821131.pdfIn PDF document text
- http://sh-ruiyangcpa.com/userfiles/file/2021-9///202197164614678.pdfIn PDF document text
- https://highlander-inn.com/assets/userfiles/files/kadomapigezotewal.pdfIn PDF document text
- http://imosa.asia/uploads/files/202109081613561017.pdfIn PDF document text
- http://principessavencanice.com/wp-content/plugins/formcraft/file-upload/server/content/files/16137290caafc6---wudamarilagumafasujad.pdfIn PDF document text
- http://directopinion.biz/uploads/FCK_files/file/fojipilixokukaxu.pdfIn PDF document text
- https://mcq.bmtinhoc.vn/InteriorWeb/images/images_news/files/73903137915.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/BvfzZFkJO3s/uplcv?utm_term=watch+chhichhore+full+movie+online+freePDF 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_off0000f554.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF554 | 10592 bytes |
SHA-256: 6ad4ba5f5e1b192ce12105b2f523e8049222014a0d7e6291df7d87b9a8b6d551 |
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font_01_sfnt_off00010d5c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10D5C | 18160 bytes |
SHA-256: bbd0ef65333710dbed5b560869a2ce26cf2aab2dd5b517720c5b03c72ebfd9b9 |
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font_02_sfnt_off00013c9c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13C9C | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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