MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF file was flagged by ML classifiers and ClamAV as malicious, indicating a high likelihood of malicious intent. It contains numerous external URIs and links to compromised CMS uploads and disposable hosting, suggesting it functions as a link farm. The primary purpose appears to be directing users to external, potentially malicious content, consistent with phishing or malware distribution tactics.
Machine Learning
- Nyx PDF Classifier malicious score 0.9987
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=band+of+brothers+episode+1+free PDF link annotation
- http://www.deopendeur.org/imgUser/file/mupusixogiwiwugetopo.pdfIn PDF document text
- https://canoe.ro/Extras/ckfinder/userfiles/files/puxudob.pdfIn PDF document text
- http://schodylux.pl/userfiles/file/fumajibobiropisevabotidif.pdfIn PDF document text
- http://loveperfectionschool.com/upload/file/20761452779.pdfIn PDF document text
- https://micro-churches.net/uploads/file/nuzowovujefu.pdfIn PDF document text
- https://amartzon.store/wp-content/plugins/super-forms/uploads/php/files/75f2f9d9cffc69b937171bb95b676a0b/42097248049.pdfIn PDF document text
- https://feniks9.ru/ckfinder/userfiles/files/finip.pdfIn PDF document text
- http://dental-forum.ru/userfiles/file/75235555855.pdfIn PDF document text
- http://smepil.com/ckeditor/userfiles/files/95157694683.pdfIn PDF document text
- https://pypconsultores.mx/userfiles/file/21003635665.pdfIn PDF document text
- https://www.diktu.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608062ac8d692---wewufikamelu.pdfIn PDF document text
- https://ag-concept.ru/wp-content/plugins/super-forms/uploads/php/files/1ff6d4529a03819ad6071e354d6105cb/xamafolakufigusur.pdfIn PDF document text
- https://gelblighting.com/userfiles/files/tikegojanatukinaw.pdfIn PDF document text
- https://foodvellythailand.com/upload/files/nupokuruxukenux.pdfIn PDF document text
- http://salonlomi.pl/wp-content/plugins/formcraft/file-upload/server/content/files/160723f6ef2636---xereterovubimif.pdfIn PDF document text
- http://clarkstownhs64.com/clients/2/25/255c49a504cbad61718694d8b78dfcdd/File/96147587248.pdfIn PDF document text
- http://a-kamen.com/userfiles/file/tefogadowazumurolefuxix.pdfIn PDF document text
- https://agatanorek.com/files/file/vogimulebis.pdfIn PDF document text
- http://slippersymposium.com/clients/875641/File/55041231285.pdfIn PDF document text
- http://www.lentilles-progressives.fr/wp-content/plugins/formcraft/file-upload/server/content/files/1608b7e09a1528---12942269952.pdfIn PDF document text
- http://www.pilonidalsinus.gen.tr/wp-content/plugins/formcraft/file-upload/server/content/files/16080f90ebdde2---pogexekebumogalefisug.pdfIn PDF document text
- https://twr1115.net/files/fckeditor/file/44661731346.pdfIn PDF document text
- http://sipsak.nl/userfiles/file/kepufekiritesefe.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_off0000c990.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC990 | 17596 bytes |
SHA-256: fe948eda92e3479e044c188ab4c7ae2a07d2b10468df52d27d298253c444168c |
|||
font_01_sfnt_off0000f833.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF833 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
|||
font_02_sfnt_off0001104a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1104A | 10792 bytes |
SHA-256: f44fe9e82ae45996845eddec9b2a2ea02fd9761c25ace8b354ea789c3f59d93b |
|||
Open this report in the interactive analyzer, or submit your own file for analysis.