MALICIOUS
164
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains embedded JavaScript, which is a common technique for executing malicious code within documents. It also features a link farm pointing to various PDF files hosted on potentially compromised websites, suggesting a redirection mechanism. The ClamAV detection and ML classifier strongly indicate malicious intent, likely for phishing or malware delivery.
Machine Learning
- Nyx PDF Classifier malicious score 0.9976
Heuristics 7
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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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Embedded JS stream low PDF_JSPDF references a /JS stream. Generic JavaScript is common in benign forms; specific dangerous APIs are scored by separate rules.
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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://olamare.com/img/uploaded/file/fikexuxilagukoxilow.pdf
- http://hkbroadwin.com/userfiles/kigabopazosozenido.pdf
- http://levakov132.ru/userfiles/file/18026013629.pdf
- http://prakseologia.eu/userfiles/file/madelulim.pdf
- https://cli-kh.com/uploads/files/202109040926075308.pdf
- http://partiaweb.ir/upload/files/nozagetewinuvuje.pdf
- http://boxethai38.com/upload/file/73880112917.pdf
- https://hospvetcentral.pt/site/upload/file/7506258448.pdf
- http://pune-india.info/userfiles/file/xitalod.pdf
- http://festacreativita.org/userfiles/file/72203238354.pdf
- http://www.hgbehringer.de/img/files/files/jumixalafemudilifiwuvo.pdf
- http://www.benyowsky.com/resources/files/20543262102.pdf
- http://bouwbedrijfansing.nl/userfiles/file/4724552680.pdf
- http://lnv-cnc.com/userfiles/file/dopubimu.pdf
- https://www.jahnigterbraak.nl/wp-content/plugins/formcraft/file-upload/server/content/files/161440fedcee90---jugokajolidaf.pdf
- https://laser123.com/geektic/files/1867856623.pdf
- https://beautydent.hu/editor_up/79427764395.pdf
- http://dija.lv/public/userfiles/file/revinavuriwu.pdf
- https://dongytueduc.com/wp-content/plugins/super-forms/uploads/php/files/val4fkbtil6fqu2gao5gp1o51g/87028173119.pdf
- http://www.auditsi.com/wp-content/plugins/formcraft/file-upload/server/content/files/16131bea189fff---fasojavezugetiba.pdf
- https://frasertechno.com/wp-content/plugins/formcraft/file-upload/server/content/files/161422f02b4611---93852195312.pdf
- https://lacaune.hu/userfiles/file/zupeduwazumelukinunid.pdf
- http://burningspearmarketplace.com/js/ckfinder/userfiles/files/fotubuvabexuvopapipudavum.pdf
- https://feedproxy.google.com/~r/Uplcv/~3/6naE_Nh8_CY/uplcv?utm_term=airdroid+personal+desktop+client+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_off0000bb57.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xBB57 | 16792 bytes |
font_01_sfnt_off0000d36e.bin3929c6d7a91b199337754b0b21b79aaf63abb57249cef77947ee8e091aa6a7d1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD36E | 10664 bytes |
font_02_sfnt_off0000ec0b.bin54788d4874e946277b0071d885fe1cbb248bb9f1c8a33237cfab326ac67467c7 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEC0B | 17544 bytes |
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