MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The file was detected as malicious by ML classifiers and ClamAV, specifically identified as a phishing trojan. It contains numerous links pointing to compromised websites and disposable hosting, suggesting a link farm designed to redirect users to malicious content. The PDF structure itself appears to be a lure, with the document body being largely unreadable binary data, indicating it's not intended for user consumption but rather to exploit vulnerabilities or redirect.
Machine Learning
- Nyx PDF Classifier malicious score 0.9975
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://tbeaindia.com/userfiles/file/nelumafowotumurunuwuduri.pdf In PDF document text
- https://0900107678.com/upload/file/18772285811.pdfIn PDF document text
- http://pro-roubenky.cz/UserFiles/File/wakekiz.pdfIn PDF document text
- https://phuquiland.com/upload/files/tafenokoxegejavu.pdfIn PDF document text
- http://nelly-design.ru/upload/files/54150829881.pdfIn PDF document text
- https://bselink.com/userfiles/file/9963504408.pdfIn PDF document text
- https://podereilmontaleo.it/writable/public/userfiles/file/7336289187.pdfIn PDF document text
- https://ytdrive.com/CKEdit/upload/files/fudabopawefu.pdfIn PDF document text
- http://el-master.ru/userfiles/file/xuwobilex.pdfIn PDF document text
- http://nwhouse.ru/uploads/file/25198842914.pdfIn PDF document text
- https://minhvuongthuphap.com/upload/ck/files/24755004045.pdfIn PDF document text
- http://kwik-it.ru/wp-content/plugins/formcraft/file-upload/server/content/files/1612ebcd4326ad---ripugofuwobujixuzozaw.pdfIn PDF document text
- http://locum-system.pl/userfiles/file/mawabevi.pdfIn PDF document text
- https://www.bouwenaaneensterkwerkgeversmerk.nl/wp-content/plugins/formcraft/file-upload/server/content/files/1613bbd652969c---nidumavefop.pdfIn PDF document text
- http://ctkupavna.ru/upload/file/dekinosajenudafarilewabo.pdfIn PDF document text
- http://foto-klub.dk/userfiles/file/xofuwukub.pdfIn PDF document text
- http://jiab.net/userData/board/file/9947345818.pdfIn PDF document text
- https://ww150006.linebot.net/upfile/files/20210902223306.pdfIn PDF document text
- http://latiendasegura.com/contable_prueba/userfiles/file/guvojexanuvexej.pdfIn PDF document text
- http://jsqnchem.com/upload/files/xekek.pdfIn PDF document text
- https://perleyparish.org/wp-content/plugins/super-forms/uploads/php/files/186461f2f3f134596bab30d3fba33a41/12139156629.pdfIn PDF document text
- https://prestinieurope.ch/userfiles/files/kilesulu.pdfIn PDF document text
- http://nensi.si/upload/file/dufizosaviv.pdfIn PDF document text
- http://cameranichietsu.com/luutru/files/damosopokudivep.pdfIn PDF document text
- http://anhhieu.vn/hinhanh/file/guzexewubakewusajerod.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/3vuEKuznOb8/uplcv?utm_term=4+radians+to+degreesPDF 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_off0000d335.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD335 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000eb4c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEB4C | 10356 bytes |
SHA-256: 7c6c073a4ad836794816fe1f05e233a2a1b8609743090426407334d9327a2bbd |
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font_02_sfnt_off0001028d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1028D | 17044 bytes |
SHA-256: 904e15bc8df788a1bccdaa59ee1a0561f851a2c96900e9eeaa4062a9db8ab8fb |
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