MALICIOUS
164
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF file contains numerous links to external resources, many of which are hosted on compromised websites or disposable domains, suggesting a link farm used for phishing or malware distribution. The presence of a 'Download Now' heuristic further supports the idea that the document is designed to trick users into downloading files. ClamAV detection as 'Pdf.Phishing.Trojan' strongly indicates malicious intent.
Machine Learning
- Nyx PDF Classifier malicious score 0.9974
Heuristics 7
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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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Visual download / call-to-action button lure low SE_DOWNLOAD_BUTTONDocument contains a call-to-action phrase ('Click here to download', 'Download Now', etc.) — low-signal unless other findings point to a malicious workflow
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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://jajugroup.com/ckfinder/userfiles/files/56842456011.pdf
- http://arenda-v-novosibirske.ru/ckfinder/userfiles/files/buremi.pdf
- https://mikepromedia.com/wp-content/plugins/super-forms/uploads/php/files/4a59323c45a7d642f341d531f2b4a5a1/xiponuturafobuvezebadup.pdf
- https://prettygreekvillas.com/admin/fckeditor/editor/filemanager/connectofile/zixawuxunuv.pdf
- https://bccphil.paramedix.biz/uploadfiles/file/varoli.pdf
- https://laznia-radom.pl/userfiles/file/80300989653.pdf
- http://hemeringen.de/ckeditor_ablage/userfiles/files/75288154091.pdf
- http://guides2alpes.fr/uploads/file/wulubit.pdf
- http://w.scenekunstskolen-efteruddannelsen.dk/ckfinder/userfiles/files/pefojituxopoli.pdf
- http://assotechne.eu/userfiles/files/jakoxuzikonuvezuwulesit.pdf
- https://webgirls-studio.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613420f2df21d---28049948491.pdf
- https://www.simplythebestevents.ca/wp-content/plugins/formcraft/file-upload/server/content/files/16139539a096d0---pelifibarubajo.pdf
- http://boxerdapolenta.com/cmsimple/images/file/520608508.pdf
- http://brothersaluminium.com.np/wp-content/plugins/formcraft/file-upload/server/content/files/161480ccb4fe27---42719532539.pdf
- http://andreaslasnik.com/data/files/fomokebetuvidinu.pdf
- https://www.taxikladis.gr/wp-content/plugins/formcraft/file-upload/server/content/files/16144d53a53bd6---mepovelasedafikixavikuf.pdf
- http://malagi.pl/user-files/fck/file/jexanuf.pdf
- https://eniedu.com/data/file/20210904183811.pdf
- http://5thaveseniors.org/userfiles/file/nupiza.pdf
- http://alvit-bk.ru/userfiles/file/kizataguvakoguzo.pdf
- http://www.mezmat.ru/ckfinder/userfiles/files/pujaronowofageru.pdf
- http://dentalcenterstudio.it/userfiles/files/nebaxewugakoxozal.pdf
- http://indiebookoftheday.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613b513e64864---78215490044.pdf
- http://dalhousieretreat.com/cote_dor_import/admin/ckfinder/userfiles/files/28242428267.pdf
- http://unitez.net/images/newtech/files/2600736124.pdf
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/6naE_Nh8_CY/uplcv?utm_term=live+cricket+match+app+free+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_off0000dd84.bin2dbd89a54a61ec3139e7c85c3b44c662544fdbb54b46e96251b5b904189bb7a5 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDD84 | 10920 bytes |
font_01_sfnt_off0000f6a8.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF6A8 | 16792 bytes |
font_02_sfnt_off00010eba.bin3bbfbca0f805df96287f600d3ce30a391ff12ed9c4de7f0d59beae4c5c75e832 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10EBA | 17960 bytes |
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