MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF file was identified as malicious by ML classifiers and ClamAV, indicating a phishing or malware distribution attempt. It contains numerous embedded URLs that function as a link farm, directing users to potentially compromised websites. The heuristic 'PDF_SEO_DISPOSABLE_LINK_FARM' specifically highlights the nature of these links, suggesting a tactic to distribute malicious content or phish for credentials.
Machine Learning
- Nyx PDF Classifier malicious score 0.9946
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://catamma.ru/uplcv?utm_term=programa+para+actualizar+android+samsung+desde+pc
- http://ppogrimall.com/upload/editor_image/file/56058654495.pdf
- http://valencia.thepokeluau.com/uploads/files/vabofukuworulikimobopi.pdf
- http://lacasedescaraibes.fr/file/32810784214.pdf
- http://beming.com/ressource/site-image/files/purobabesevowixonitowe.pdf
- https://psihodesk.ro/ckfinder/userfiles/files/xopasixotabakojutulenaw.pdf
- http://tmkb.org.tr/ckfinder/userfiles/files/lekigafuzu.pdf
- https://albawadiroad.com/userfiles/files/39007909059.pdf
- http://a-range.ru/wp-content/plugins/formcraft/file-upload/server/content/files/161404655b7fac---29551786915.pdf
- https://nepalfinepashmina.com/userfiles/file/41059934068.pdf
- https://akvanova.ru/sites/default/files/konodanijazakegevepexodod.pdf
- https://aimhc.com/userfiles/file/35620372897.pdf
- https://manualismedicina.hu/fileok/file/67348330109.pdf
- http://xn--9w3b270a7kf.kr/data/editor/file/mimekikav.pdf
- http://hasdeu.md/data/userfiles/files/99067076782.pdf
- http://xn----7sbakn3aoflleitf3m6a.xn--p1ai/userfiles/file/gujojebigir.pdf
- http://agataklimowska.pl/userfiles/file/jiginifub.pdf
- http://mcutech.net/files/51292281634.pdf
- http://www.putnamtaxi.net/wp-content/plugins/formcraft/file-upload/server/content/files/1613e5566dcc0d---41236612870.pdf
- https://cristalparkhotel.com/ckfinder/userfiles/files/forakazo.pdf
- http://the-bom.kr/upfile/files/lujapulovero.pdf
- https://ccaquebec.com/userupload/files/55467597201.pdf
- http://moveisgarciadigital.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/16140e5701df58---tevenewozatoborunaj.pdf
- https://endeligmandag.no/e-brev/data/div/nozijora.pdf
- https://madame-tina.com/ckfinder/userfiles/files/27991400555.pdf
- https://wildnaturetravel.com/File/54822463296.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_off0000d71c.bin81f8b627a9104f136239b5a0d2bb5c3769056a86298025a11ac17221bac0ec11 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD71C | 18976 bytes |
font_01_sfnt_off00010718.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10718 | 16792 bytes |
font_02_sfnt_off00011f2f.bincb77e96098dd1f29c05348c32f9e3be370bdc52a754e748f24b6df6a3b84bce1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11F2F | 11016 bytes |
Open this report in the interactive analyzer, or submit your own file for analysis.