MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF file was flagged by ML classifiers and ClamAV as malicious, specifically as a phishing trojan. Heuristics indicate it functions as a link farm hosted on disposable domains, with numerous embedded URLs pointing to external sites. The primary URL identified is https://synerhu.ru/uplcv?utm_term=super+p+launcher, suggesting a phishing or malware distribution attempt.
Machine Learning
- Nyx PDF Classifier malicious score 0.9953
Heuristics 5
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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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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://synerhu.ru/uplcv?utm_term=super+p+launcher PDF link annotation
- http://greenbiotech.vn/uploads/userfiles/file/juvejiraziwirisezije.pdfIn PDF document text
- http://trineckevzdelavani.cz/webpagebuilder/ckfinder/userfiles/files/46288252973.pdfIn PDF document text
- http://nghiencuuykhoa.com/uploads/userfiles/file/85469975501.pdfIn PDF document text
- http://studiopignotti.it/userfiles/files/pepiguvawexe.pdfIn PDF document text
- http://limeitec.com/upfiles/editor/files/34210622496.pdfIn PDF document text
- https://avis-medical.ma/wp-content/plugins/super-forms/uploads/php/files/a3d3bbcf8c7fa0ac1be23dd0ed6d95ce/gerujukibesasuwefivot.pdfIn PDF document text
- https://infypos.com/infyposcms/media/30119975111.pdfIn PDF document text
- http://ceramicaartisticamarsalese.it/userfiles/files/kasipenodisegewuvo.pdfIn PDF document text
- https://mehfermobilsaglik.com/userfiles/file/6999105514.pdfIn PDF document text
- https://yingzhaoliuart.com/upload/file/2909697123.pdfIn PDF document text
- https://thuanxuongmonmb.com/admin/webroot/upload/image/files/zapesi.pdfIn PDF document text
- http://www.dr.schure.net/ckfinder/userfiles/files/39291749689.pdfIn PDF document text
- https://igruppe.no/ckfinder/userfiles/files/jokivuvexamuz.pdfIn PDF document text
- http://itaxabc.com/userfiles/file/20210911162606_164812224.pdfIn PDF document text
- https://campermagazine.tv/public/file/94167047518.pdfIn PDF document text
- http://srihemkuntschoolint.com/slbdavbatala/userfiles/file/suxajepowok.pdfIn PDF document text
- https://8cj2aja7-8mxb.com/contents/files/66239968934.pdfIn PDF document text
- http://cuatro-pr.org/sites/default/files/file/sijaguz.pdfIn PDF document text
- http://uniondeautoescuelas.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613866d1a48b2---kajepelafutulojowomozu.pdfIn PDF document text
- http://madinaboys.com/easydo%20v2.00/files/uploads/dilimaxerezalugomafobup.pdfIn PDF document text
- http://nasfthr.com/userfiles/file/68056215998.pdfIn PDF document text
- http://sabaispa.net/userfiles/file/kawevifa.pdfIn PDF document text
- http://cn-junsheng.com/upload/file///20219213824138.pdfIn PDF document text
- https://olivier-daulte.com/ckfinder/userfiles/files/54938955712.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_off0000d3b8.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD3B8 | 18384 bytes |
SHA-256: c7502175d0b5883f2b5695d843367ee55b705adfe709d45724b8d3d7d53e1323 |
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font_01_sfnt_off0001038d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1038D | 10168 bytes |
SHA-256: 4809e97046798efb8092dc7131f0111ce198d6b24b6bee2d25df8273609eaf20 |
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font_02_sfnt_off00011a34.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11A34 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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