MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
This PDF file was flagged by multiple heuristics and a machine learning classifier as malicious, with ClamAV detecting it as Pdf.Phishing.Trojan. The file contains a link farm pointing to numerous URLs, many of which are hosted on compromised WordPress sites or disposable domains. These links likely lead to phishing pages or further malware downloads, indicating a phishing or malware distribution campaign.
Machine Learning
- Nyx PDF Classifier malicious score 0.9989
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://medvor.ru/uplcv?utm_term=how+to+draw+an+owl+for+beginners
- https://amatnieks.com/pictures/image/rurepi.pdf
- https://pavaniautismschools.com/wp-content/plugins/super-forms/uploads/php/files/iobhm0gbhiep5n3s9c0kuofdtm/19201217656.pdf
- http://perilatomsk.ru/ckfinder/userfiles/files/gipojowowabuvuga.pdf
- http://www.johnknox.ch/wp-content/plugins/formcraft/file-upload/server/content/files/1607f4d0ece3fa---nozimogizigase.pdf
- https://caribemed.com/userfiles/file/6912385509.pdf
- http://federicozucchettiarchitetto.eu/userfiles/files/29771374922.pdf
- https://umutisi.com/umut/upload/files/85977320851.pdf
- http://erkerlaender.de/wp-content/plugins/formcraft/file-upload/server/content/files/1608769b91b434---76919337393.pdf
- https://ventana-sur.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606d449ecf1cf.pdf
- https://agrotehholding.ru/wp-content/plugins/super-forms/uploads/php/files/a1bf2316b5d5e6fae416434534d33a99/dovugisuka.pdf
- https://consurs.ro/ckfinder/userfiles/files/44610645822.pdf
- https://www.espymetcalf.com/wp-content/plugins/formcraft/file-upload/server/content/files/160f9dc8dc4812---45984097990.pdf
- https://mariapolis.net/ckfinder/userfiles/files/93550143755.pdf
- http://sushikyototogo.com/uploads/files/wadewivad.pdf
- http://chromavials.com/d/files/wunezafekudejusonip.pdf
- https://holzhaus-suedtirol.it/wp-content/plugins/formcraft/file-upload/server/content/files/1609b82f02fc76---sutuwubisisuxamowuvavuz.pdf
- https://martybermanassociates.com/wp-content/plugins/super-forms/uploads/php/files/f4d981ce9aa0c3079039fceae82eefb4/41764886333.pdf
- http://studiosiciliani.eu/userfiles/files/gemikitipititanuman.pdf
- https://leo-translate.com.ua/wp-content/plugins/formcraft/file-upload/server/content/files/1607ee34b7d8e1---67291076631.pdf
- http://chira-med.pl/pliki/44194979408.pdf
- http://klm-co.ru/foto/ck/files/zamipeviwesi.pdf
- http://selfmadefilms.nl/userfiles/files/zefobokowe.pdf
- http://itaindustrial.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/1607e9e5471623---wovota.pdf
- http://melissajacksonmd.com/wp-content/plugins/formcraft/file-upload/server/content/files/1610b3a4ce9673---paziwax.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_off0000dd02.binf004c9d4f8cbfcc4d0309701e064cdbd19c9710706f50c7555faf0250ba35a66 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDD02 | 10744 bytes |
font_01_sfnt_off0000f598.binaec203a195953ea3945946db4cec988fecc77d3073d8cfc69ff6b1976d9b5d46 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF598 | 17164 bytes |
font_02_sfnt_off00012208.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12208 | 16792 bytes |
Open this report in the interactive analyzer, or submit your own file for analysis.