MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains numerous links to compromised WordPress sites, many of which host other PDF files. This behavior is indicative of a link farm designed to distribute malicious content or phish for information. The ML classifier and ClamAV detection strongly suggest malicious intent, likely related to phishing or malware distribution.
Machine Learning
- Nyx PDF Classifier malicious score 0.9989
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://amenagementsoleil.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b8834d6d736---43930705542.pdf
- https://travels-ukraine.com/wp-content/plugins/formcraft/file-upload/server/content/files/160837239029fe---36166662763.pdf
- http://www.ddd-iasi.ro/wp-content/plugins/formcraft/file-upload/server/content/files/160cde2cdd8d84---91576855446.pdf
- http://brenna-ski.pl/userfiles/file/217179740.pdf
- https://dailyiat.com/html_upload/file/74130499459.pdf
- https://blogsma.com/files/16947150958.pdf
- http://kaufdeinauto.de/wp-content/plugins/formcraft/file-upload/server/content/files/160a3d3e36214b---39534721937.pdf
- http://kokalietudarbnica.lv/files/files/mezabibukufaril.pdf
- http://abapaposentados.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/1606d23bea644b---famozijisegadarigowuje.pdf
- http://stylist.in.ua/wp-content/plugins/formcraft/file-upload/server/content/files/1607de12d85423---jovibopozevafub.pdf
- http://occahomesearch.com/userfiles/files/11906802895.pdf
- http://dangkyidol.com/wp-content/plugins/super-forms/uploads/php/files/dqt3aga1hl8gvoa82enb9b1cc0/gevukixunotafivuvelat.pdf
- http://stainless-faucet.com/uploads/htmlupload/files/51153585353.pdf
- http://nuestratierrapremios.com/campannas/file/zepubipurovufolikegiwa.pdf
- http://countrysquirefoods.com/wp-content/plugins/formcraft/file-upload/server/content/files/160942c5c1561e---70799819430.pdf
- https://simovi.mx/wp-content/plugins/formcraft/file-upload/server/content/files/160c8dd9bd44bd---guvunerozoxe.pdf
- http://www.bandungmesin.com/file/fijiwumedokivajisukane.pdf
- https://www.bouwenaaneensterkwerkgeversmerk.nl/wp-content/plugins/formcraft/file-upload/server/content/files/160c9bc3563732---9119203231.pdf
- http://uppercanadatwocylinderclub.com/clients/877835/File/mesativotovubap.pdf
- https://santevita-bg.com/ckfinder/userfiles/files/6654366239.pdf
- https://militarynetwork.ca/wp-content/plugins/formcraft/file-upload/server/content/files/160e0819e2e75b---89529164765.pdf
- http://boekenwinkelindex.nl/images/uploads/47913700256.pdf
- http://ptk-astana.kz/wp-content/plugins/super-forms/uploads/php/files/5d2cf89cfcc6eb66a04561777a430b39/xudagoguleju.pdf
- https://feedproxy.google.com/~r/Uplcv/~3/PmAiG5ZyT-k/uplcv?utm_term=international+problems+today
- 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_off000115d7.bin8c30bde65659e81fbc102368d6c7df19dc76248153046fab31010c68cdde23a1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x115D7 | 16248 bytes |
font_01_sfnt_off00013f8f.bin09d24f5f604209cf078e97a66b527c042744fe10962e3db39343f1cc13fe2cca |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13F8F | 10756 bytes |
font_02_sfnt_off0001580a.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1580A | 16792 bytes |
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