MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
This PDF file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. It contains numerous links pointing to compromised WordPress sites and other domains, suggesting it's part of a link farm designed to redirect users to malicious content. The presence of these links and the overall structure point towards a phishing or malware distribution campaign.
Machine Learning
- Nyx PDF Classifier malicious score 0.9978
Heuristics 6
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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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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://laborke.ru/uplcv?utm_term=access+control+level PDF link annotation
- https://www.cedicar.com/wp-content/plugins/formcraft/file-upload/server/content/files/160aef9e0d2583---91780631434.pdfIn PDF document text
- http://www.rlktechniek.nl/wp-content/plugins/formcraft/file-upload/server/content/files/160aa9afe36390---xupinukogusezux.pdfIn PDF document text
- http://www.mondzorgvesa-voorschoten.nl/wp-content/plugins/formcraft/file-upload/server/content/files/160c10f786838b---48684955615.pdfIn PDF document text
- https://evrenmentese.com/upload/ckfinder/files/40310211834.pdfIn PDF document text
- https://quimicasorocolor.com.ve/ckfinder/userfiles/files/45058159352.pdfIn PDF document text
- https://bikinibody.be/wp-content/plugins/super-forms/uploads/php/files/ranmhoe7mbrmhdk24qra903fg2/lenoxuzedikazera.pdfIn PDF document text
- http://vanxuantravel.com/upload/files/vazizaxefawugekojuvif.pdfIn PDF document text
- http://slowjamsundays.com/wp-content/plugins/formcraft/file-upload/server/content/files/16075ae7461630---81774009721.pdfIn PDF document text
- https://www.pferde-fuer-unsere-kinder.de/wp-content/plugins/formcraft/file-upload/server/content/files/160b29da5d39fb---bepopotumak.pdfIn PDF document text
- http://theshippyfamily.com/clients/57051/File/domusasidawoxazigi.pdfIn PDF document text
- http://tochalco.com/uploads/files/tetojitikuzozexalikom.pdfIn PDF document text
- http://polish-house.com/uploades/fckeditorfile/63988190602.pdfIn PDF document text
- http://bezagsecurity.cz/userfiles/4931650502.pdfIn PDF document text
- http://mattstergamer.com/wp-content/plugins/super-forms/uploads/php/files/801kgfh1n1qq27r6523upj9q6v/pamufanexexebekuk.pdfIn PDF document text
- http://vtracauto.com/wp-content/plugins/formcraft/file-upload/server/content/files/1612f8a93cea81---motopore.pdfIn PDF document text
- http://zawayakw.com/wp-content/plugins/formcraft/file-upload/server/content/files/160ae55e90048c---54939227645.pdfIn PDF document text
- https://bokseinstituttet.dk/wp-content/plugins/formcraft/file-upload/server/content/files/160a22483787a9---99842348098.pdfIn PDF document text
- http://faradtvandor.hu/picture/userfiles/file/todojoribumibo.pdfIn PDF document text
- http://totalfinance.ca/wp-content/plugins/formcraft/file-upload/server/content/files/160a316c1ddb31---munixifenipivelanago.pdfIn PDF document text
- https://glass-haus.ru/wp-content/plugins/super-forms/uploads/php/files/b9babb5ea57a3b4ca72da00abe3118a5/88868935808.pdfIn PDF document text
- http://quiltingacademy.com/fckeditor/userfiles/file/27254493315.pdfIn PDF document text
- http://hrdiborice.cz/erucom1/files/files/malaruzenum.pdfIn PDF document text
- https://clarkfamilybuilders.com/home/clark/public_html/ckfinder/userfiles/files/5820561642.pdfIn PDF document text
- https://wic-net.com/userfiles/file/gonedewitesunabobumovep.pdfIn PDF document text
- https://oneremote.ru/wp-content/plugins/super-forms/uploads/php/files/3cf4fc98e74f77c946945abc76c44293/kagezekiwagufifugewilef.pdfIn PDF document text
- http://www.w3.org/1999/02/22-rdf-syntax-ns#In PDF document text
- http://purl.org/dc/elements/1.1/In PDF document text
- http://ns.adobe.com/pdf/1.3/In PDF document text
- http://ns.adobe.com/xap/1.0/In PDF document text
- http://ns.adobe.com/xap/1.0/mm/In PDF document text
- http://ns.adobe.com/xap/1.0/rights/In PDF document text
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000dae8.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDAE8 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000f2ff.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF2FF | 10016 bytes |
SHA-256: d5250fb2a5c2441421cb85c416428f2957185f42e5c2350ef78a9e0496bbc0f9 |
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font_02_sfnt_off00010970.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10970 | 16256 bytes |
SHA-256: 57966f3dbd40b140d0a19c01f74ae2afb378a58c8fa07a1ea7d2e3dddb5e0c04 |
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