MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file was identified as malicious by a machine learning classifier and ClamAV, indicating a high likelihood of malicious intent. It functions as a link farm, with numerous embedded URLs pointing to websites hosted on compromised CMS platforms, suggesting a phishing or malware distribution campaign. The presence of multiple distinct hosts and the use of UTM parameters in some URLs further support this assessment.
Machine Learning
- Nyx PDF Classifier malicious score 0.9947
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 http://teenaramainc.org/clients/875997/File/30247752161.pdf
- http://www.k-24.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606f5b906f970---42651813046.pdf
- https://ises.ca/phpsites/vertical_living/uploads/file/begasixojowamif.pdf
- http://learnazia.com/fck/imagesfile/sopiwos.pdf
- http://shinserviceodi.ru/wp-content/plugins/super-forms/uploads/php/files/09697e14aa0977fd7b58c30ab4179fe3/66470961071.pdf
- http://xn----7sbakif2a3azdub.xn--p1ai/admin/ckfinder/userfiles/files/tukudigag.pdf
- http://airconbank.com/upload/fckeditor/file/93299242599.pdf
- http://www.catalogodecineargentino.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608d9c2dd9796---nitedokofibuxewuropag.pdf
- https://profbuhotchet.ru/wp-content/plugins/super-forms/uploads/php/files/d2744c87be7097a049b57c6f4a286c2f/76034691053.pdf
- https://mediabandit.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607d2a642bb07---43111233844.pdf
- http://skupka23.ru/upload/m/runijanexelewalesateleva.pdf
- https://artsketch.ru/wp-content/plugins/super-forms/uploads/php/files/099bf7e1f6d9187dc4cf50b239a70833/loxatuwoboxom.pdf
- https://wfca-czech.cz/temp/userfiles/files/kesipuzetabijinuk.pdf
- https://luyenthitoeic.info/userfiles/file/wenukotutosade.pdf
- http://toyotaquangninh.org/data/dulieu/files/28759877405.pdf
- https://brusroom.com/wp-content/plugins/super-forms/uploads/php/files/bb9d91ba1c17578229025d06a20f2cf9/janame.pdf
- http://www.korayozelguvenlik.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c17943a7f6f---solapet.pdf
- http://klingende-zeder.de/wp-content/plugins/formcraft/file-upload/server/content/files/16074cf47ceb58---93288288980.pdf
- https://menu2uplus.com/images/file/71729326536.pdf
- https://commonwealthsportsawards.com/userfiles/file/50685206346.pdf
- http://www.sempresaude.net/wp-content/plugins/formcraft/file-upload/server/content/files/160cb87192fa32---xigetulugowosugilenewite.pdf
- http://usmleworkout.com/files/file/35339933190.pdf
- https://autosofortkauf.ch/wp-content/plugins/super-forms/uploads/php/files/nfpg3ndsmme7hjih35q8i15p0p/73390961051.pdf
- http://cariboohose.com/userfiles/file/duvemabu.pdf
- http://kursadowicz.pl/Upload/file/61246757254.pdf
- https://feedproxy.google.com/~r/skout/mBVl/~3/GLLx1DTH0VQ/uplcv?utm_term=watch+overlord+episode+1
- 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_off0000bbfb.bin08a0cecb3490c999c92e8afc6a6fdf23dcc22d14b37273bef1e5f6e4fc38b09e |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xBBFB | 16020 bytes |
font_01_sfnt_off0000e548.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE548 | 16792 bytes |
font_02_sfnt_off0000fd5f.bin20502f35ba74405f80b49600d08ecb17fe7eb53ffd34846adee409fc40d7d291 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFD5F | 10616 bytes |
Open this report in the interactive analyzer, or submit your own file for analysis.