MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The sample is a PDF file identified as malicious by ClamAV and an ML classifier. It contains a large number of embedded URLs, many of which point to compromised WordPress sites or disposable hosting, suggesting a link farm designed to redirect users to phishing or malicious content. The heuristic 'PDF_SEO_DISPOSABLE_LINK_FARM' specifically indicates this pattern.
Machine Learning
- Nyx PDF Classifier malicious score 0.9961
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://queure.ru/uplcv?utm_term=components+of+electron+microscope
- https://nakipoglugroup.com/upload/ckfinder/files/89800585035.pdf
- https://accuratesearch.com/userfiles/file/tawakawarox.pdf
- http://cuatudongbinhduong.net/uploads/files/vopap.pdf
- http://cichanski.com/Upload/file/8242251255.pdf
- https://www.aserspa.net/wp-content/plugins/super-forms/uploads/php/files/ht112bh4rr1biqckl2chbehbt8/xejosamejelezukarovudo.pdf
- https://irantruck.ir/data/file/57076179434.pdf
- https://beaufortbond.com/wp-content/plugins/super-forms/uploads/php/files/11e49a46ddc581657ad8eefe05b0d71a/tiwebedopak.pdf
- http://turnyras.lt/Files/file/47998594379.pdf
- http://www.dj-csnl.nl/wp-content/plugins/formcraft/file-upload/server/content/files/160af2b9b67730---pavodimi.pdf
- http://alexanderkanevskyartgallery.com/clientMedia/file/45552939844.pdf
- http://tuzvedo.hu/elemek/file/juvupigodipudivod.pdf
- http://razaviota.ir/basefile/razaviotair/files/lalopixixulo.pdf
- https://webgirls-studio.com/wp-content/plugins/formcraft/file-upload/server/content/files/16073b3feaea15---xipubawutexe.pdf
- http://churchliferesources.org/wp-content/plugins/formcraft/file-upload/server/content/files/160844bcfb8e4f---89065829574.pdf
- http://thm-holding.ru/wp-content/plugins/super-forms/uploads/php/files/ea11d6dea68bab8e89b19d4b7c9b2bc1/94830376423.pdf
- https://laneopx.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c4255dd70e4---34674211660.pdf
- http://cafehinglung.com/uploads/files/14466544825.pdf
- https://unosms.us/userfiles/file/solidubibag.pdf
- https://study-go.info/wp-content/plugins/super-forms/uploads/php/files/5116e85fb0d0d2434eaecce0da7580ee/rojijusupif.pdf
- http://project-st.ru/userfiles/file/wasirasifesato.pdf
- https://www.geosuiteonline.de/wp-content/plugins/formcraft/file-upload/server/content/files/160a128332fab3---nevubizafisumerojevode.pdf
- https://balance-global.com/wp-content/plugins/super-forms/uploads/php/files/8t48id3mk750rag722dkl0sv1t/37578192372.pdf
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- http://ns.adobe.com/pdf/1.3/
- http://ns.adobe.com/xap/1.0/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/
- http://dejavu.sourceforge.net
- http://dejavu.sourceforge.net/wiki/index.php/License
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000ed09.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xED09 | 16792 bytes |
font_01_sfnt_off00010520.bina8560898ef57d47467f6c48e73cf0e360ca508fc2fb8a9337ed31d472bad4ce0 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10520 | 10508 bytes |
font_02_sfnt_off00011cfd.bina508a93b9732cf04a12a6722d354d389cf2a46d3d4b9d772ca73883c5a9dfbcf |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11CFD | 17344 bytes |
Open this report in the interactive analyzer, or submit your own file for analysis.