MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The file was detected as malicious by ML classifiers and ClamAV, indicating a high likelihood of malicious intent. It contains numerous external links, many pointing to compromised CMS upload storage or disposable hosting, suggesting a link farm designed to redirect users to malicious sites. The PDF structure and embedded links are consistent with phishing or malware distribution campaigns.
Machine Learning
- Nyx PDF Classifier malicious score 0.9959
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://queure.ru/uplcv?utm_term=firestopping+cost+per+square+foot PDF link annotation
- https://leciv.fr/uploads/FCK_files/file/manibuj.pdfIn PDF document text
- https://www.tessilgiada.it/wp-content/plugins/formcraft/file-upload/server/content/files/16148e98eca5b3---22264517406.pdfIn PDF document text
- https://jkmart.net/FCKFiles/File/nuvopatijenudomewini.pdfIn PDF document text
- http://bannhuaduong.net/upload/files/20236580214.pdfIn PDF document text
- http://horvathortho.hu/tmp/31034996449.pdfIn PDF document text
- http://lycee-elm.info/userfiles/file/63488150985.pdfIn PDF document text
- https://www.taxikladis.gr/wp-content/plugins/formcraft/file-upload/server/content/files/1614e0c69b9fe2---65437815912.pdfIn PDF document text
- http://sungsam.net/userData/board/file/simabegurefozowogivefibu.pdfIn PDF document text
- https://gastrotest.co/ckfinder/userfiles/files/942016190.pdfIn PDF document text
- http://megat.pl/uploaded/fck_files/file/jowegibej.pdfIn PDF document text
- http://palyavalaszto.hu/teszt/upload/file/xofilolifi.pdfIn PDF document text
- http://logiccpacma.com/ckfinder/userfiles/files/65630981893.pdfIn PDF document text
- http://bigbulkbags.ahmadpackages.com/survey/userfiles/files/89554215685.pdfIn PDF document text
- https://successalpha.team/upload/files/96947986366.pdfIn PDF document text
- https://signatureshreyas.in/userfiles/file/fubesekojone.pdfIn PDF document text
- https://www.adelaarenergy.com/wp-content/plugins/super-forms/uploads/php/files/efbv3vch5kf81s813cuat9efk1/nitixakowodunib.pdfIn PDF document text
- https://coastalstudio.com/images/main/file/32817886483.pdfIn PDF document text
- https://quangcaowebsite.vn/uploads/files/31769699831.pdfIn PDF document text
- http://k9careclinic.in/ckeditor/ckfinder/userfiles/files/36496277072.pdfIn PDF document text
- https://ballestermultiservicios.com/wp-content/plugins/formcraft/file-upload/server/content/files/16147c618a044f---jogaxikigok.pdfIn PDF document text
- https://thaibamboorestaurant.ca/phpsites/bard_ford/uploads/file/74315994812.pdfIn PDF document text
- https://harley.dataroom.tw/upload/files/19991422594.pdfIn PDF document text
- http://car-zone.sk/data/data/file/gakolufotezun.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_off0000aea0.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xAEA0 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000c6b7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC6B7 | 10832 bytes |
SHA-256: 87348363454e29beeac0575bff4087e056a998be2ed26bb36d4362838f0ed315 |
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font_02_sfnt_off0000df8d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDF8D | 15780 bytes |
SHA-256: b2c10811ee627c348afabf9b35a23ae7f0e5dbfa3ba072a0f580f97f59a52ded |
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