MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
This PDF was flagged by ML classifiers and ClamAV as malicious, specifically as a phishing trojan. It contains numerous links, many pointing to compromised WordPress upload directories or disposable hosting, suggesting a link farm designed to redirect users to malicious sites. The document body is heavily obfuscated, preventing a clear understanding of its specific lure, but the overall structure and URL analysis strongly indicate a phishing or malware distribution attempt.
Machine Learning
- Nyx PDF Classifier malicious score 0.9940
Heuristics 6
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ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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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://impressivetravelvietnam.com/upload/files/basisagalubigo.pdf In PDF document text
- http://driver-jazda.pl/upload/file/11843925987.pdfIn PDF document text
- https://www.medipratik.com/wp-content/plugins/formcraft/file-upload/server/content/files/161479512cfc79---65976232940.pdfIn PDF document text
- https://beautydent.hu/editor_up/49300580279.pdfIn PDF document text
- http://dfwsedan.com/nbloom/fckuploads/file/29492543085.pdfIn PDF document text
- https://bettenbaehren.de/wp-content/plugins/formcraft/file-upload/server/content/files/1614eeb24006de---bojepet.pdfIn PDF document text
- http://izumrud38.com/ckfinder/userfiles/files/48510308000.pdfIn PDF document text
- http://rockhouseschool.com/rockhouse/uploads/files/rapagesimirodawumupa.pdfIn PDF document text
- http://infracsap.hu/files/file/69346211142.pdfIn PDF document text
- http://yuseigachi.nl/wp-content/plugins/formcraft/file-upload/server/content/files/1614942fec102b---73065416768.pdfIn PDF document text
- https://olamare.com/img/uploaded/file/61175296648.pdfIn PDF document text
- http://oris-am.com/editor_up/pilazedijuwaxo.pdfIn PDF document text
- http://alteredcompta.com/buddha/ckfinder/userfiles/files/17567801729.pdfIn PDF document text
- https://warungmimpishio2.com/contents/files/begidowamazakufirosaku.pdfIn PDF document text
- http://anhuizpyy.com/upload_fck/file/2021-10-4/20211004172836312819.pdfIn PDF document text
- http://viajaconsciente.com/imagenes/userfiles/file/32735204767.pdfIn PDF document text
- https://turismopontevedra.com/ckfinder/userfiles/files/kesewoxemozoje.pdfIn PDF document text
- http://cnokorea.com/userfiles/file/wegulikuxosipewiwo.pdfIn PDF document text
- https://ms2gacor.com/contents/files/2658288982.pdfIn PDF document text
- http://tbeaindia.com/userfiles/file/8489458254.pdfIn PDF document text
- http://thebookmarkcafe.com/uploads/files/guteridixu.pdfIn PDF document text
- https://renetravel.ro/images/files/dabedejalitojasevu.pdfIn PDF document text
- https://brawlcall.com/ckfinder/userfiles/files/wexifefowelaliwu.pdfIn PDF document text
- http://chuabenhxuongkhop24h.com/images/files/zipagafolabi.pdfIn PDF document text
- http://www.scmphotography.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/1615268d86bf9f---25965473451.pdfIn PDF document text
- http://londonjip.com/userData/board/file/83547603516.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/fzgW7-mxBc0/uplcv?utm_term=illiteracy+rates+by+statePDF 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_off0000be88.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xBE88 | 10204 bytes |
SHA-256: 08e6848153f173f46074dda1c39d678c6f1d312a8374de468a26ef28936833b5 |
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font_01_sfnt_off0000d592.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD592 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0000eda4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEDA4 | 16012 bytes |
SHA-256: c24d5513fa773312a869ec0a427f0c5db98a91dbfc488027195ac9f27d68e0b9 |
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