MALICIOUS
164
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains embedded JavaScript and a significant number of external links, many pointing to compromised or disposable hosting. These links form a link farm, likely intended to redirect users to phishing or malware sites. The ML classifier and ClamAV detection strongly indicate malicious intent, consistent with a phishing or trojan delivery mechanism.
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 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.
-
Embedded JS stream low PDF_JSPDF references a /JS stream. Generic JavaScript is common in benign forms; specific dangerous APIs are scored by separate rules.
-
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://pietrek.com/MARCUS/files/file/47379717319.pdf
- https://kamwalibais.com/userfiles/file/doxiderasuwudarofovojo.pdf
- http://romengo.com/ckfinder/userfiles/files/67128030834.pdf
- https://dungcuruamui.com/wp-content/plugins/super-forms/uploads/php/files/pta9nrsajgucq1lbjr7ssa3ru8/megetukafafe.pdf
- https://medtek.vn/storage/file/87413202207.pdf
- http://closehorses.com/userfiles/file/paxeduzujirepu.pdf
- https://118highschool.am/wp-content/plugins/super-forms/uploads/php/files/88b2bc12c5019c58d078a8ef684ce61e/23962960048.pdf
- http://ore-processing.ru/d/files/kemilifijumipisifufere.pdf
- http://peach2560.xyz/js/ckfinder/userfiles/files/87185606121.pdf
- http://awarelaxcentrum.cz/user_files/file/76627492468.pdf
- http://greensquares.in/userfiles/file///panubofe.pdf
- https://trsbarriersdirect.com/wp-content/plugins/super-forms/uploads/php/files/3vf6a120nn16fb4m1i9mmtt1te/fijekonozaxez.pdf
- http://spartaksedlec.cz/spartaksedlec/userfiles/file/rumurof.pdf
- http://woodbridgeabw.com/uploads/files/94604861625.pdf
- http://195exim.com/datas/files/potawamosuvivasale.pdf
- https://arrad.ch/modules/ck/ckfinder/userfiles/files/nonomofifimobijosajo.pdf
- http://ahzycw.com/upload_fck/file/2021-9-7/20210907222405870575.pdf
- http://www.timtransportes.com/home/wp-content/plugins/formcraft/file-upload/server/content/files/16140bc19647b6---11552560628.pdf
- https://lockerova.eu/admin/upload/documents/woneririsiwe.pdf
- http://videlec.be/ressource/file/82440942284.pdf
- http://duquenne-moteurs.fr/webroot/upload/files/xegaresemezelij.pdf
- https://rivieresoceanie.com/ckfinder/userfiles/files/25515566010.pdf
- https://hotnews.md/upload/userfiles/files/28188416070.pdf
- http://n2nnetworks.com/files/others/xavororudivotaripozi.pdf
- https://feedproxy.google.com/~r/Uplcv/~3/S30rS-6n6vg/uplcv?utm_term=how+to+see+who+a+private+instagram+account+follows
- 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_off0000b170.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB170 | 16792 bytes |
font_01_sfnt_off0000c987.bin70d55fdd1358cfe09bc43f29909e5f19d85e2f147dca64cb4d8f340d46e06031 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC987 | 11168 bytes |
font_02_sfnt_off0000e380.bin634c750bd3f6de831f2782f79f811da9db32ad1f9662d5ecd7c01398f6aaf3eb |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE380 | 15148 bytes |
Open this report in the interactive analyzer, or submit your own file for analysis.