MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
This PDF was flagged by a machine learning classifier and ClamAV as malicious, indicating a high likelihood of malicious intent. The heuristics reveal it functions as a link farm, directing users to multiple compromised WordPress upload directories and other disposable hosting sites. These links likely serve as a distribution point for further malicious content or phishing attempts.
Machine Learning
- Nyx PDF Classifier malicious score 0.9972
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 https://cissud.eu/uploads/ck_editor/files/95167920856.pdf
- https://provisionsinternational.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607c63e3dd9f6---xusamepotigajinopuv.pdf
- http://localhomesales.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/16090fbe535da4---votafuximola.pdf
- http://co-wemart.com/careeruserfiles/file/20610167598.pdf
- http://aaaexpressheating.com/userfiles/file/wegegubajitopazup.pdf
- http://xperion.hu/wp-content/plugins/super-forms/uploads/php/files/f63e970f7802663bc2b9a184ba2b65af/54402697933.pdf
- https://seataclightingalaska.com/wp-content/plugins/super-forms/uploads/php/files/dccc5cad800b23da21d8b264d8f95afb/tetirudejus.pdf
- http://wbbray.com/wp-content/plugins/formcraft/file-upload/server/content/files/160ed9a1980712---nekofozomalubefu.pdf
- https://lcd96.ru/wp-content/plugins/super-forms/uploads/php/files/71353ab76a291a3121782cc5a461cb6e/66219889956.pdf
- https://mosoptagro.ru/wp-content/plugins/super-forms/uploads/php/files/4a45f01182b2bda18cebb28e5de2c6dd/losinuv.pdf
- http://architects-desk.com/uploadsfile/buxatiterijatapodi.pdf
- https://aljuboori.com/userfiles/files/74669091022.pdf
- http://snookerfootball.eu/wp-content/plugins/formcraft/file-upload/server/content/files/1607608ef56b85---11938526755.pdf
- http://krindustria.com.br/site/wp-content/plugins/formcraft/file-upload/server/content/files/16079629134d33---15717454031.pdf
- https://inoxquochoang.com/app/webroot/files/images/pages/files/66500399843.pdf
- https://www.pennlighting.com/wp-content/plugins/super-forms/uploads/php/files/cebd4fde53b2cc13d15ab91e7be01663/55563521793.pdf
- https://lmbri.com/WYSIWYGImage/file/gobepuliweniredof.pdf
- https://skazkavdom.com/wp-content/plugins/super-forms/uploads/php/files/832348eed3d08f99944fd1e23a486389/25719291786.pdf
- http://boulderdivorcelaw.com/wp-content/plugins/formcraft/file-upload/server/content/files/16092e09716fdb---68620788281.pdf
- https://medicinasolidale.org/wp-content/plugins/super-forms/uploads/php/files/efbb8b51ad191850539037b8f74b6342/melekapenere.pdf
- http://bbfrontedelmare.com/userfiles/files/zibawelimibip.pdf
- https://spectrumohio.com/wp-content/plugins/super-forms/uploads/php/files/78187a17ddd4497495b9113076320099/gaxodezuvefupirovewi.pdf
- https://efnnma.org/files/file/kegagusefuvamoketola.pdf
- http://notariocprietoa.com/notaria/documentos/files/54811875798.pdf
- https://feedproxy.google.com/~r/skout/mBVl/~3/3vuEKuznOb8/uplcv?utm_term=ayat+kursi+dan+artinya+mp3+download
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- http://ns.adobe.com/pdf/1.3/
- http://ns.adobe.com/xap/1.0/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/
- http://dejavu.sourceforge.net
- http://dejavu.sourceforge.net/wiki/index.php/License
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000f63b.binccccfdf85f16e2d5fcfe1f441afdc6bdebb798d2d19545058071699c91c53fef |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF63B | 10964 bytes |
font_01_sfnt_off00010fba.bin224b6a77fd32f93f7f1ade6fae5422eca9e10728293a5430555a992245eea0b3 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10FBA | 16600 bytes |
font_02_sfnt_off00013ab8.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13AB8 | 16792 bytes |
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