MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF contains numerous embedded URLs, many of which point to compromised WordPress sites or disposable hosting, indicating a link farm designed to redirect users. The ML classifier and ClamAV detection strongly suggest malicious intent, likely phishing or malware delivery. The primary attack pattern involves luring users through a malicious attachment to click on these external links.
Machine Learning
- Nyx PDF Classifier malicious score 0.9947
Heuristics 6
-
ClamAV: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0
-
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.
-
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://inwebjor.ru/uplcv?utm_term=a+lesson+before+dying+ebook+free PDF link annotation
- http://pwr-tech.ru/userfiles/file/wilewewivarifur.pdfIn PDF document text
- http://www.driftime.ee/wp-content/plugins/formcraft/file-upload/server/content/files/1613925f007074---54713009643.pdfIn PDF document text
- https://regaluxiluminacion.com/uploads/assets/file/91237904134.pdfIn PDF document text
- http://principessavencanice.com/wp-content/plugins/formcraft/file-upload/server/content/files/16139016aadbf1---85457657540.pdfIn PDF document text
- http://www.playerclub.ro/wp-content/plugins/formcraft/file-upload/server/content/files/1613914592f5ac---41540109533.pdfIn PDF document text
- https://www.karavanlakesfet.com/wp-content/plugins/super-forms/uploads/php/files/ec2da42b0e896c08aa1c5f44d18cea3e/2568586160.pdfIn PDF document text
- http://www.canadiantreasurer.com/wp-content/plugins/formcraft/file-upload/server/content/files/1612feafdabdcb---5863388309.pdfIn PDF document text
- http://www.consorcio.edu.pe/wp-content/plugins/formcraft/file-upload/server/content/files/16136c9fc8883f---72181285575.pdfIn PDF document text
- https://gabinetpro.pl/kosmetyczka/krakow/files/pegigodemakadegowuxam.pdfIn PDF document text
- http://live-lessons.net/lcj/web/uploads/assets/file/68562422188.pdfIn PDF document text
- https://fullprotec.com/ckfinder/userfiles/files/velezibijux.pdfIn PDF document text
- http://osteriadelcampanile.com/userfiles/files/95214411796.pdfIn PDF document text
- http://frutapacargentina.com/ckfinder/userfiles/files/33941309547.pdfIn PDF document text
- https://guijek.com/userfiles/file/10291644351.pdfIn PDF document text
- https://suativisamsungtaihanoi.net/upload/files/labiburexug.pdfIn PDF document text
- https://ecoolteh.eu/galeria/file/42905863644.pdfIn PDF document text
- http://michardardillier.com/ckfinder/userfiles/files/2201729047.pdfIn PDF document text
- http://xn----7sbicwad4afgcgd5aph7d5e.xn--p1ai/ckfinder/userfiles/files/mewivip.pdfIn PDF document text
- http://balmybnb.com/t/tutorfirm/uploads/ck/files/3861027297.pdfIn PDF document text
- https://xn--nmqu14inmf.com/upload/files/futogowuza.pdfIn PDF document text
- http://15449010.com/FileData/ckfinder/files/20210914_8ED17FB58EB7960D.pdfIn PDF document text
- https://mikludava.lt/images/files/wilatodaworavig.pdfIn PDF document text
- http://hortherbpublisher.com/files/upfiles/file/zagakikexosi.pdfIn PDF document text
- http://incomsistema.ru/ckfinder/userfiles/files/vurelekujapudenap.pdfIn PDF document text
- https://norservis.info/files/files/misewoji.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_off0000c470.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC470 | 10596 bytes |
SHA-256: 1e6e21b6270b432956aa270f0d072afc6dcce2926a0e98fad95396edd3f87217 |
|||
font_01_sfnt_off0000dc90.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDC90 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
|||
font_02_sfnt_off0000f4a2.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF4A2 | 18068 bytes |
SHA-256: 9c2a2822c8b324e74553c9b6f306b62ad7a25cbec58015dac3a8b2bf2cbc4e73 |
|||
Open this report in the interactive analyzer, or submit your own file for analysis.