MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
This PDF file was identified as malicious by ML classifiers and ClamAV, indicating a phishing or trojan threat. It functions as a link farm, presenting numerous URLs that lead to potentially compromised WordPress upload directories or other disposable hosting. The primary purpose appears to be directing users to malicious content through a deceptive link structure.
Machine Learning
- Nyx PDF Classifier malicious score 0.9942
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://zartmobilia.com/userfiles/file/20210521192212.pdf
- http://alacarte-design.de/userfiles/file/82258541882.pdf
- https://ceccarmehedinti.ro/userfiles/file/65148120303.pdf
- http://airconbank.com/upload/fckeditor/file/9558322780.pdf
- https://stewsites.com/wp-content/plugins/super-forms/uploads/php/files/c366e2da6bcaaec4f18d4995d3351178/22917977628.pdf
- http://exclusivelimoservice.com/ckfinder/userfiles/files/83684446992.pdf
- https://www.bouwenaaneensterkwerkgeversmerk.nl/wp-content/plugins/formcraft/file-upload/server/content/files/1608122790d6e7---bokozigeso.pdf
- http://bet-balance.com/userfiles/file/gokoxamogevedisenazuma.pdf
- http://msci.com.ng/wp-content/plugins/formcraft/file-upload/server/content/files/160a3aaf7bc86b---16401393134.pdf
- https://amalighting.com/wp-content/plugins/super-forms/uploads/php/files/be21a037846507a7459dca875aeb44d5/nabejor.pdf
- https://www.alignerco.ca/wp-content/plugins/super-forms/uploads/php/files/0ec99d9a3448ba79f6bd0d34c12141bf/74491825225.pdf
- http://yanarfabrics.com/firma/files/62097160675.pdf
- http://ardechetendancebrut.fr/userfiles/ardechetendancebrut.fr/file/nobaxedejasuzunejawiv.pdf
- http://exactblue.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c088222cab9---86520938928.pdf
- https://makemycake.gr/wp-content/plugins/super-forms/uploads/php/files/j91hlolehutv11hioadq0h90cn/7180547898.pdf
- https://singlespeed-switzerland.ch/userfiles/files/51159806778.pdf
- http://www.morenoroofing.com/wp-content/plugins/formcraft/file-upload/server/content/files/16091cae0443c7---selexasowozexela.pdf
- https://misionesmedellin2030.com/wp-content/plugins/super-forms/uploads/php/files/rqjb4bg4q2rha5tkbsprdi31k6/28963226308.pdf
- https://adbetelparaguay.com/wp-content/plugins/super-forms/uploads/php/files/c008b6feed8d040bd756b8e50a21106c/fevosigorowawimupefu.pdf
- http://sbhs1967.com/clients/8/89/8985ce50e7417da620f75e2af787291b/File/wezojuruvimal.pdf
- https://poolpoint.be/uploads/file/18668575830.pdf
- https://www.vbclighting.com/wp-content/plugins/super-forms/uploads/php/files/ed3f50fe3f2a8365cd8bea54d878aaff/ratedovagenununu.pdf
- https://alusol-kw.com/ckfinder/userfiles/files/wisowobefajare.pdf
- https://feedproxy.google.com/~r/Uplcv/~3/cv9VXjIrmdE/uplcv?utm_term=agronomy+jrf+notes+pdf
- 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_off00011762.bin75d630d86613b53e622cb61a678d4aeb5e16ac4a9ea49c2647b12e98f2e0d47c |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11762 | 17912 bytes |
font_01_sfnt_off0001464f.bin2b2bda0cad554097b5c9a5d1c3604ca54f68f0af01a5b0db42c8086c01614bcc |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1464F | 10768 bytes |
font_02_sfnt_off00015ee8.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x15EE8 | 16792 bytes |
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