MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file was flagged by multiple heuristics as containing a link farm and being potentially malicious. The ML classifier and ClamAV detection strongly indicate malicious intent. The embedded URLs, particularly those hosted on compromised CMS uploads and disposable hosting, suggest a phishing or malware distribution scheme.
Machine Learning
- Nyx PDF Classifier malicious score 0.9974
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 http://www.saletime.gr/admin/fckfiles/file/32129851895.pdf In PDF document text
- http://ver9ctrl.sonikgps.com/ckfinder/userfiles/files/37300999127.pdfIn PDF document text
- http://www.theflightfest.com/wp-content/plugins/formcraft/file-upload/server/content/files/161379cac0a472---zudulejakuzemikijaw.pdfIn PDF document text
- https://www.restaurant-latableedevercel.com/ckfinder/userfiles/files/69555814538.pdfIn PDF document text
- https://cbconsulting112.ca/userfiles/files/7328755280.pdfIn PDF document text
- http://9jamail.com/FCKeditor/editor/filemanager/connectors/userfiles/file/muxedixunigabit.pdfIn PDF document text
- https://textosolutionslinguistiques.com/upload/editor/file/birafedojulegefoxarewoja.pdfIn PDF document text
- https://begili.com/uploads/image/files/4482753992.pdfIn PDF document text
- http://xn--tnqz8hz5cb8l.com/upload/files/88305303788.pdfIn PDF document text
- https://selapro.com.au/application/third_party/ckfinder/userfiles/files/xobotapuseki.pdfIn PDF document text
- http://thermogroup.ru/uploads/files/18140664533.pdfIn PDF document text
- https://www.golaw.net/wp-content/plugins/formcraft/file-upload/server/content/files/1613b6bf7d45f3---kejewatotipobeperabulev.pdfIn PDF document text
- http://lindendirect.com/tempimg/file/vafuvak.pdfIn PDF document text
- https://gemwares.com/userfiles/file/62544328609.pdfIn PDF document text
- http://www.ddd-iasi.ro/wp-content/plugins/formcraft/file-upload/server/content/files/1613b1f068c577---nenigexaluvetowoduluzeja.pdfIn PDF document text
- http://i-akparat.kz/ckfinder/userfiles/files/44963078064.pdfIn PDF document text
- https://safarekhoob.ir/basefile/safarekhoobir/files/22126010904.pdfIn PDF document text
- https://bahia-group.com/ckfinder/userfiles/files/vevoninug.pdfIn PDF document text
- http://magdrywall.com/project-new/christianbook/upload_images/file/jaseba.pdfIn PDF document text
- http://rsti.biz/files/fck/file/71097365333.pdfIn PDF document text
- http://www.1000ena.com/wp-content/plugins/formcraft/file-upload/server/content/files/161396ecc552d6---10761962812.pdfIn PDF document text
- https://abcoegypt.com/userfiles/files/63010074552.pdfIn PDF document text
- https://extremedriveline.com/ckfinder/userfiles/files/30829536250.pdfIn PDF document text
- https://www.pferde-fuer-unsere-kinder.de/wp-content/plugins/formcraft/file-upload/server/content/files/1613c64d416f8a---gokegonulevugeja.pdfIn PDF document text
- http://enjoyisagenix.com/ckfinder/userfiles/files/tofabudurodidesi.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/GLLx1DTH0VQ/uplcv?utm_term=open+office+for+androidPDF link annotation
- 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_off0000f16b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF16B | 17420 bytes |
SHA-256: a077a8741e0886e4c89642e40e7b7aa67b45cae23ef94c97955685e521bc39ae |
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font_01_sfnt_off00011f44.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11F44 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0001375b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1375B | 10324 bytes |
SHA-256: 6bf3b1a0314f3844a1c3fd947d7c6e4bcb6618e2bfebcc853902dc6a8246b8eb |
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