MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The sample is a PDF document flagged by multiple heuristics and a machine learning classifier as malicious. It contains numerous embedded URLs, many of which point to disposable hosting and are part of a link farm, suggesting a phishing or malware distribution campaign. The presence of external URI indicators and the ML classification strongly support its malicious intent.
Machine Learning
- Nyx PDF Classifier malicious score 0.9973
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://inwebjor.ru/uplcv?utm_term=i+had+a+dream+i+got+everything+i+wanted PDF link annotation
- http://fcraregistration.com/UploadedData/file/wediberude.pdfIn PDF document text
- https://xn--fct8ml6mwue.tw/uploads/files/dozepoxininemeruk.pdfIn PDF document text
- https://lazdynumokykla.lt/userfiles/file/82550859033.pdfIn PDF document text
- http://emotionpicturesfestival.gr/userfiles/file/zolixepoba.pdfIn PDF document text
- http://pizzeriadevita.it/userfiles/files/54578020146.pdfIn PDF document text
- http://gima.ge/admin/ckeditor/ckfinder/userfiles/files/dibexogivufawiwemet.pdfIn PDF document text
- https://ijfbacknumber.com/editor_up/28201199812.pdfIn PDF document text
- http://ferien-in-zahren.de/images/file/28805252513.pdfIn PDF document text
- http://rhondachem.com/d/files/rufilug.pdfIn PDF document text
- http://www.oneworldkarate.com/fckeditorimages/userfiles/file/tanit.pdfIn PDF document text
- http://geo-equipe.it/userfiles/files/texazasalam.pdfIn PDF document text
- http://ponozky.gultio.cz/webpagebuilder/ckfinder/userfiles/files/ganuvevuwol.pdfIn PDF document text
- https://www.costaverde.it/wp-content/plugins/formcraft/file-upload/server/content/files/1613f7312e652f---panimupujigisufade.pdfIn PDF document text
- https://xn--q3cceuw0c6ab0d2ii.com/upload_file/files/23294511865.pdfIn PDF document text
- http://owop.challengersports.com/ckfinder/userfiles/files/zaluxegewomajexepodazut.pdfIn PDF document text
- http://domkomplekt34.ru/attachments/file/78462984536.pdfIn PDF document text
- http://saaretravel.ee/images/file/neziwuverazalinosuze.pdfIn PDF document text
- http://fluorescent-training.com/file/97300272708.pdfIn PDF document text
- https://supermagnum-bg.com/userfiles/file/worokarudonosatow.pdfIn PDF document text
- http://netisiletisim.com/guvennet/resimlerfiles/wabuvuxabudariloboxixadeg.pdfIn PDF document text
- https://299-45.com/CKEdit/upload/files/50818074482.pdfIn PDF document text
- http://hnc2.com/userfiles/file/wodukin.pdfIn PDF document text
- http://minisadik-margaritka.ru/admin/ckfinder/userfiles/files/ragetuzebifobiji.pdfIn PDF document text
- https://gamepinleri.com/calisma2/files/uploads/totoxew.pdfIn PDF document text
- http://yurisolomko.com/userfiles/file/7446992988.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_off0000fdfa.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFDFA | 19060 bytes |
SHA-256: e72073bb4d31620ac33f9a293adccaf66c45d1cdb6b2a58c53d57002f3613dcd |
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font_01_sfnt_off00012fca.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12FCA | 10696 bytes |
SHA-256: e9c3be61af6015cbcd31475d767642d2809330d2f71ac3a9630e5aa81d97de9e |
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font_02_sfnt_off000147fa.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x147FA | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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