MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.001 User Execution: Malicious Link
The PDF was flagged by ML classifiers and ClamAV as malicious, indicating a high likelihood of malicious intent. Heuristics identified it as a link farm hosted on compromised or disposable domains, suggesting a phishing or malware distribution scheme. The document body was unreadable, but the presence of numerous external links points to the primary attack vector.
Machine Learning
- Nyx PDF Classifier malicious score 0.9947
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://tktravel.shop/FileData/ckfinder/files/20210606_41A6F4D9689A1E43.pdf In PDF document text
- http://tuzvedo.hu/elemek/file/fepakeludedivefot.pdfIn PDF document text
- http://www.aadhar-interior.com/userfiles/file/wepujuwulunavuwozi.pdfIn PDF document text
- https://avantkart.com/wp-content/plugins/super-forms/uploads/php/files/mh27cakinlvfsu8sr6ei68s61g/1027981085.pdfIn PDF document text
- https://aguiapromocional.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/160a5e20606011---62805041385.pdfIn PDF document text
- http://www.victorian-manor.co.za/wp-content/plugins/formcraft/file-upload/server/content/files/16094e231e3db5---kelikoradefilewoxow.pdfIn PDF document text
- http://bertoniamministrazione.it/bertoni/public/file/96509827614.pdfIn PDF document text
- http://www.highlandmetals.co.za/wp-content/plugins/formcraft/file-upload/server/content/files/1607a56c478efe---58640144749.pdfIn PDF document text
- http://villaturri.it/wp-content/plugins/formcraft/file-upload/server/content/files/160ac24d07543e---68084457885.pdfIn PDF document text
- https://cristiandellavedova.com/wp-content/plugins/super-forms/uploads/php/files/rmrhqok87e3k2cb1ucepovumt6/99612607039.pdfIn PDF document text
- https://agrotehholding.ru/wp-content/plugins/super-forms/uploads/php/files/a8ac9bf34af5ad9a75fa3d8d158d01bf/31012427869.pdfIn PDF document text
- https://groupunsur1.com/contents//files/11639383164.pdfIn PDF document text
- https://encouragingmath.com/wp-content/plugins/super-forms/uploads/php/files/9536025deeba73f130a49241e5618d61/peneziribujuj.pdfIn PDF document text
- https://burlingame.com/wysiwygfiles/file/takeja.pdfIn PDF document text
- https://mercedesmazo.es/wp-content/plugins/formcraft/file-upload/server/content/files/160b28107071cb---todar.pdfIn PDF document text
- http://diakmelo.hu/ckfinder/userfiles/files/56288824310.pdfIn PDF document text
- https://sharzh-ufa.ru/wp-content/plugins/super-forms/uploads/php/files/85cdfdb22c037aee1b35521c0bf725e7/dejinegokezofede.pdfIn PDF document text
- https://tocgia247.com/wp-content/plugins/super-forms/uploads/php/files/ps600kofbo2kbgb04v4k2u519v/xiliteniganadorixosifuf.pdfIn PDF document text
- https://frasertechno.com/wp-content/plugins/formcraft/file-upload/server/content/files/160d314c671968---98891070111.pdfIn PDF document text
- http://bortran.com/upload/image/file/20210725071449.pdfIn PDF document text
- http://lifestyleufa.ru/wp-content/plugins/super-forms/uploads/php/files/31cf39007808d9bb8862f04cd4e2eb6e/jufikizuxalawavamojobeda.pdfIn PDF document text
- https://arenda1s.ru/wp-content/plugins/super-forms/uploads/php/files/141681417da41462842eeb82a9ad97fb/21794159995.pdfIn PDF document text
- http://www.giuseppe.ru/ckfinder/userfiles/files/tipuliperaxi.pdfIn PDF document text
- http://robertfeinberglaw.com/images/edit_images/file/luvofojinupamexuzonoberep.pdfIn PDF document text
- http://taikenplan.jp/ckfinder/userfiles/files/72108030672.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/DOqCt-cVA4I/uplcv?utm_term=hand+tube+bender+manual+swagelokPDF 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_off0000be5d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xBE5D | 16660 bytes |
SHA-256: a1d0d4c2e73916cfa90648cf0787da6e131fc83f7cacbb813a959bcd73a7249f |
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font_01_sfnt_off0000e97c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE97C | 10908 bytes |
SHA-256: 75fe4bef434180835b315181bce1f8df87b1c4c9e963ac39231996c6252a4121 |
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font_02_sfnt_off0001028c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1028C | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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