MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. It contains numerous links to external websites, many of which are hosted on compromised CMS platforms or disposable domains, suggesting a link farm designed to redirect users. The presence of external URIs and link farms points towards a phishing or malware distribution scheme.
Machine Learning
- Nyx PDF Classifier malicious score 0.9840
Heuristics 6
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ClamAV: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0
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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.
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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.
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External URI info PDF_URIPDF contains an external URL action
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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.
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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://smidgel.ru/uplcv?utm_term=developer+options+android+10
- https://lbk-ingatlan.hu/uploads/file/gevipurofuxano.pdf
- http://ssaisarang.com/ckfinder/userfiles/files/vizokux.pdf
- http://pavcargo.ru/wp-content/plugins/super-forms/uploads/php/files/a58e0f6b7dc43cb9b4860df6827dfefa/kazapurugamuwuwagerelima.pdf
- https://eclipsetheaters.com/wp-content/plugins/formcraft/file-upload/server/content/files/16136a85825f8a---8701436268.pdf
- http://mentor-tutor.com/newGroserLikeProject/uploads/files/kapemese.pdf
- https://www.grecosalesinternational.com/wp-content/plugins/formcraft/file-upload/server/content/files/161495b2a26130---73053820377.pdf
- http://codienlanhtrangia.com/Images_upload/files/kefitesefavu.pdf
- http://yuanhebiotech.com/upload/files/tofijelaxu.pdf
- http://chanhbon.vn/media/ftp/file/vefosorofabanudodutejo.pdf
- http://parcroyale.hk/userfiles/47074399206.pdf
- http://lamekatus.ee/uploads/ckeditor/files/74036261762.pdf
- http://beautybybelief.com/admin/images/file/96619510587.pdf
- http://kortennis.co.kr/B/ck/ckfinder/userfiles/files/jojodiduvalogetenuxewagaf.pdf
- http://ambcavallon.eu/userfiles/files/xufunabejibakivesison.pdf
- https://condominiovillage.com/userfiles/file/89628079172.pdf
- http://maslatalaia.com/userfiles/file/58694560338.pdf
- http://abhinavabhishad.org/userfiles/file/29265897421.pdf
- https://rebates.forex/wp-content/plugins/super-forms/uploads/php/files/mb2je00lost31mt12kst0qgs27/13688390955.pdf
- http://vipforiraq.com/userfiles/files/65887894967.pdf
- https://panelshock.com/userfiles/file/rajamibilugupelemeguzivew.pdf
- http://chanhbon.vn/media/ftp/file/58135898590.pdf
- https://www.lipfish.no/wp-content/plugins/formcraft/file-upload/server/content/files/1614b5e4324cb1---xiwumudenuxesozeveleniv.pdf
- https://dolupin.com/calisma2/files/uploads/88862806747.pdf
- http://www.web-globus.de/ckfinder/userfiles/files/wenuvozelejokiminagub.pdf
- http://4bzsoftware.com/Images_upload/files/86690006194.pdf
- http://elezioni2014.gds.it/userfiles/file/gegonuxibo.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_off0000c43b.bin9d02d0e9dba44baa0187813cb95440808260569c244b8afb28b34408eefe48df |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC43B | 16476 bytes |
font_01_sfnt_off0000eeb8.binf1a1403ac6ed524ab86f4a0ce3e6a1cb5ea5f5bc0c33748ff7b11b0d1ae852f7 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEEB8 | 10624 bytes |
font_02_sfnt_off00010725.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10725 | 16792 bytes |
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