MALICIOUS
196
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The sample is a PDF file flagged by ClamAV as a phishing trojan. Heuristics indicate it contains a link farm pointing to compromised WordPress uploads and disposable hosting, suggesting a phishing or malware distribution attempt. Crucially, a 'Clipboard command execution lure' heuristic fired, indicating the document likely instructs the user to copy and paste commands into a shell, a common technique for downloading and executing secondary payloads.
Machine Learning
- Nyx PDF Classifier malicious score 0.9860
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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Clipboard command execution lure high SE_CLIPBOARD_COMMAND_LUREDocument tells the user to copy or paste clipboard content into Run, PowerShell, cmd, or another shell-like execution context
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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://commonwealthsportsawards.com/userfiles/file/zodam.pdf
- http://diegogenna.it/userfiles/files/xifixetuduliwexajodu.pdf
- https://www.grecosalesinternational.com/wp-content/plugins/formcraft/file-upload/server/content/files/161374ce2463d8---logugoritogafosuzaro.pdf
- http://luxlustry.ru/img/upload/87735032374.pdf
- https://tungafilm.com/dorceiys/ckfinder/userfiles/files/32714798696.pdf
- http://hanstime.com/userData/board/file/88969737654.pdf
- https://restaurant-kamkok.fr/img/Data/file/59896112814.pdf
- http://eraldocomo.it/userfiles/files/23110867541.pdf
- https://llbyggodesign.se/UserFiles/files/donojezatip.pdf
- http://xutricolor.com/uploadfile/files/jakubofu.pdf
- http://turagent007.ru/userfiles/file/porizez.pdf
- http://a-xian-coat.com/uploads/files/202109160150078428.pdf
- http://detaycopymatbaa.com/userfiles/file/1188273531.pdf
- https://dobre-akce.cz/media/files/file/26322247186.pdf
- https://bishopsalamatkhokhar.org/userfiles/file/jexodoxodupi.pdf
- http://www.maderas-navarro.com/ckfinder/userfiles/files/jovoxuxafenomimi.pdf
- https://xylemleads.com/userfiles/file/zajenoxajekolufupo.pdf
- http://fobas.cz/userfiles/file/20669209670.pdf
- https://eledigitalpr.it/allegati/file/gigepadolixivupil.pdf
- https://www.toptalentusa.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613b036162f0e---vifisato.pdf
- http://andreuma.madteam.net/ckfinder/userfiles/files/44787825969.pdf
- http://suportti.com/wp-content/plugins/formcraft/file-upload/server/content/files/16141cc5040650---17940982279.pdf
- https://topclassgreenery.nl/images/file/raralu.pdf
- http://unleadedcoffee.cz/soubory/mutisomonavurixe.pdf
- https://felicityokolo.com/file/gufalepunanekaxibirarokim.pdf
- https://www.wizzfizz.com.au/application/third_party/ckfinder/userfiles/files/28240666893.pdf
- https://feedproxy.google.com/~r/skout/mBVl/~3/Om9ozkHLxGw/uplcv?utm_term=how+to+add+album+art+to+mp3+on+android
- 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_off0000e2f1.bin9d94c77ae8fc9b75150fad30072c96e2a5ed650e0c1ce3fc9066cd1c2c14ecf6 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE2F1 | 18412 bytes |
font_01_sfnt_off0001123a.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1123A | 16792 bytes |
font_02_sfnt_off00012a51.bin3204193a72896a47638880668e8e0acd1abc9098ade6fcca34ee2381255a12ab |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12A51 | 10740 bytes |
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