MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The ML classifier and ClamAV detection strongly indicate malicious intent. The PDF contains numerous embedded URLs pointing to various domains, many of which are likely part of a link farm designed to obscure the ultimate destination. The heuristic 'PDF_SEO_DISPOSABLE_LINK_FARM' suggests a tactic to evade detection by distributing links across many disposable hosts. No scripts were extracted from this sample, but the overall structure and URL distribution point towards a phishing or malware distribution campaign.
Machine Learning
- Nyx PDF Classifier malicious score 0.9978
Heuristics 5
-
ClamAV: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0
-
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.
-
External URI info PDF_URIPDF contains an external URL action
-
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.
-
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://estoniapools.com/contents/files/bakusosowomivefasuvedamiv.pdf In PDF document text
- http://dostrojar.sk/UserFiles/file/noboju.pdfIn PDF document text
- http://jysfh.com/upload_fck/file/2021-9-4/20210904015014307119.pdfIn PDF document text
- https://egyediajandekotletek.hu/mvc/userfiles/file/39194089212.pdfIn PDF document text
- http://radecznica.pl/userfiles/file/sovamufewatipabolofil.pdfIn PDF document text
- http://ozdermusavirlik.net/userfiles/file/77016551749.pdfIn PDF document text
- https://h1t-urlaurora1-turbo.com/contents/files/lusabewitujibez.pdfIn PDF document text
- http://baove24h.info/upload/files/balubukabinafed.pdfIn PDF document text
- https://mehfermobilsaglik.com/userfiles/file/mevav.pdfIn PDF document text
- https://ptogel2.com/contents/files/73264900913.pdfIn PDF document text
- http://bielle-srl.com/userfiles/files/vutovet.pdfIn PDF document text
- http://biondiairsystem.it/userfiles/files/varaselagobevomenirekado.pdfIn PDF document text
- http://chenruichem.com/upload/files/deduwu.pdfIn PDF document text
- http://xn--42-jlclgg6a3e.xn--p1ai/userfiles/file/bijegirumuxewejamu.pdfIn PDF document text
- http://aci-immobilier-douai.fr/userfiles/files/zabevebari.pdfIn PDF document text
- https://gedayapi.com/userfiles/file/4855271405.pdfIn PDF document text
- http://aan.kz/ckfinder/userfiles/files/84094743565.pdfIn PDF document text
- http://xedaptheduc.net/app/webroot/uploads/files/74354981982.pdfIn PDF document text
- http://hunicorn.hu/userfiles/file/zamefimo.pdfIn PDF document text
- https://xlux.vn/wp-content/plugins/super-forms/uploads/php/files/vu0l6mlbe4np9s6knmd8kpd0tb/zojivurigafexi.pdfIn PDF document text
- https://elger.cz/fckphotos/file/niveruxubinatuxusobo.pdfIn PDF document text
- https://teplitsyoptom.ru/wp-content/plugins/super-forms/uploads/php/files/648653da5e08197fd1e77f61d0662534/zuwemowodo.pdfIn PDF document text
- http://thedewakohchang.com/image/upload/File/isegu.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/6naE_Nh8_CY/uplcv?utm_term=how+to+set+wallpaper+to+fit+screen+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_off0000d452.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD452 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
|||
font_01_sfnt_off0000ec69.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEC69 | 10688 bytes |
SHA-256: ed8bc034f13eb0d80f1c5a73a200ec31660a138b055e766aa8d957a4971670e0 |
|||
font_02_sfnt_off0001050d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1050D | 16828 bytes |
SHA-256: e12929d295cac94e95b7df67872008e939211e43fb4f11a0b252acac2a56725b |
|||
Open this report in the interactive analyzer, or submit your own file for analysis.