MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. It contains numerous embedded URLs, with one heuristic specifically identifying it as a link farm on disposable hosting, suggesting a phishing or redirection scheme. While no scripts were explicitly extracted, the PDF structure and embedded links are indicative of an attempt to lead the user to malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9955
Heuristics 5
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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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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://hypotekaprezamestnancov.sk/res/file/lakogovedasajasoj.pdf In PDF document text
- http://udelimpa.es/ckfinder/userfiles/files/93652186927.pdfIn PDF document text
- https://roarmysecurity.ro/mm/file/nutabulevotutowu.pdfIn PDF document text
- http://prosquash.by/data/lozixumegesiruxusim.pdfIn PDF document text
- http://bsp-oblspl.org/ckfinder/userfiles/files/86676379984.pdfIn PDF document text
- http://kcpsystem.com/userData/board/file/22807528465.pdfIn PDF document text
- http://saothienemb.com/uploads/images/files/41375003176.pdfIn PDF document text
- https://kheops-so.fr/ckfinder/userfiles/files/71949006206.pdfIn PDF document text
- http://abwmechanicsville.com/uploads/files/77254312397.pdfIn PDF document text
- https://calson.garment-pro.com/ckfinder/userfiles/files/lusalogalilezudi.pdfIn PDF document text
- http://thomas-zigon.de/images/file/79824969291.pdfIn PDF document text
- http://zonazero.es/userfiles/file/61325966489.pdfIn PDF document text
- http://shijijiaming.net/filespath/files/20210906214810.pdfIn PDF document text
- http://tevukasveza.lt/ckfinder/userfiles/files/vixiwabedenefitile.pdfIn PDF document text
- https://hmv.ir/wp-content/plugins/formcraft/file-upload/server/content/files/161465daa8bf28---17733925681.pdfIn PDF document text
- http://rasciindia.com/firetech/ckupload/files/nujus.pdfIn PDF document text
- http://kaplanpm.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613b970505b66---84763791749.pdfIn PDF document text
- http://wx-test.com/upload/ckimg/files/202109190514531625.pdfIn PDF document text
- https://rabudiagnostic.com/userfiles/files/mebazepujugunapovif.pdfIn PDF document text
- https://livewireeventz.com/userfiles/file/79424133.pdfIn PDF document text
- https://doanhnghiepvietnam.niengiamdoanhnghiep.vn/img_duhoc/files/joxurolenuw.pdfIn PDF document text
- http://draftingfloorplan.com/ckfinder/userfiles/files/bozenaxitetotumizajiraka.pdfIn PDF document text
- http://npas.ru/pic/file/11077338927.pdfIn PDF document text
- http://rilta.net/userfiles/files/digaw.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/1KS0DP0cxss/uplcv?utm_term=watch+fat+friends+series+1+online+freePDF 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_off0000d704.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD704 | 10616 bytes |
SHA-256: 4bd1bc6d0e24842fa46613184044d28a90a929e919f39022b5af73a28adebce1 |
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font_01_sfnt_off0000ef53.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEF53 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00010765.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10765 | 18008 bytes |
SHA-256: 2380765c1e29f613356100934565e0b9cda6e8fd109ed0b9da908dfd2715f8c6 |
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