MALICIOUS
196
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains multiple heuristics indicating it's part of a link farm, with several URLs pointing to compromised CMS uploads and disposable hosting. The ML classifier and ClamAV detection strongly suggest malicious intent. The embedded URLs likely serve as a lure to download further malicious payloads, aligning with a phishing or malware distribution attack pattern.
Machine Learning
- Nyx PDF Classifier malicious score 0.9951
Heuristics 7
-
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 to algorithmically-generated URL high PDF_RANDOM_URL_LINKPDF contains a clickable HTTP(S) link whose host looks algorithmically generated (pronounceable-random labels) and whose path/query carries a long high-entropy token. This is the randomized-redirector pattern of malspam phishing lures — the visible document is only a prompt — not a PDF parser vulnerability.
-
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://yepsell.com/userfiles/files/93551550274.pdf
- https://ailani.org/wp-content/plugins/super-forms/uploads/php/files/dbebdc3a86e6c70e81592cbdae87d4af/35804097205.pdf
- https://www.ezhealthcheck.com/wp-content/plugins/super-forms/uploads/php/files/7nth0lr7lu8og0mnqesbisnuss/66833652873.pdf
- https://higher-reason.com/wp-content/plugins/super-forms/uploads/php/files/htvccs8hh5gnhi68ta43g2ntul/8783741785.pdf
- http://robalton.es/Albums/images/file///1355220264.pdf
- http://neuragen.ca/wp-content/plugins/formcraft/file-upload/server/content/files/160918daa96713---16292812845.pdf
- http://pcmcpropertyblog.com/wp-content/plugins/super-forms/uploads/php/files/4af4412a18096827763584586e482bd1/52699878315.pdf
- https://naseeha.org/wp-content/plugins/super-forms/uploads/php/files/3ab1c7989cd91c48681de542fb6e4126/semodanup.pdf
- http://prattsofdouds.com/clients/d/d8/d85aab9f4bcbae69c8358f7a9990a0b1/File/73732245504.pdf
- http://lasfyy.com/uploadfile/file/20210613031414268.pdf
- http://aarogyamedico.com/userfiles/file/15721388591.pdf
- https://mattweidnerlaw.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607e2ca58a8ce---46683543837.pdf
- http://keletunderground.hu/images/uploaded_pics/file/22182943594.pdf
- http://triumphtoday.org/wp-content/plugins/formcraft/file-upload/server/content/files/160ba77ca63aa2---85792106118.pdf
- http://ophtalmic-overnight.fr/wp-content/plugins/formcraft/file-upload/server/content/files/1606da372cce7e---mugipegerozilo.pdf
- https://www.waterlooarmsnewforest.co.uk/wp-content/plugins/super-forms/uploads/php/files/d88aba19e4c2dc0a2b640b51ffaaf67d/najogugurisunivirupa.pdf
- https://www.limratechnologies.net/wp-content/plugins/formcraft/file-upload/server/content/files/1608d406352a6a---50617932148.pdf
- https://neoville.ru/wp-content/plugins/super-forms/uploads/php/files/5baff86d361f3ab52a238f23b17034d5/11098814766.pdf
- https://aydin-elektrik.com/resimler/files/nupututufaxatire.pdf
- https://www.psalighting.com/wp-content/plugins/super-forms/uploads/php/files/8eb67b5c0dd3d13057c55c78f9f13e5e/nivavefisudi.pdf
- https://powermailer.in/userfiles/file/ferusuwesamozo.pdf
- https://www.lavishlook.se/wp-content/plugins/super-forms/uploads/php/files/8ff4bd81629097de0a31bbfaee0be423/sujaduwujabizo.pdf
- http://ascensionchina.com/userfiles/file/85096891004.pdf
- http://ambulatorioveterinariopisillibertozzi.eu/userfiles/files/xepivuvulobagibuvodub.pdf
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/1KS0DP0cxss/uplcv?utm_term=and+gate+using+pmos+and+nmos
- 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_off0000bae6.bin21b43f40767057b1f4d46116a2440fc0f204f2251c5e47045cd33b1dd9c698e2 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xBAE6 | 15460 bytes |
font_01_sfnt_off0000e242.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE242 | 16792 bytes |
font_02_sfnt_off0000fa59.bin6a765d69e8514126f22a4964a30eda987fe6d153d4be02e26ae4d1df475a6e21 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFA59 | 10668 bytes |
Open this report in the interactive analyzer, or submit your own file for analysis.