MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF file contains numerous embedded URLs, many of which point to compromised CMS uploads and disposable hosting, indicating a link farm designed for phishing or malware distribution. The ML classifier and ClamAV detection strongly suggest malicious intent, likely related to phishing or delivering a secondary payload. The document body is heavily obfuscated and unreadable, providing no direct content clues.
Machine Learning
- Nyx PDF Classifier malicious score 0.9956
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://ols.lighting/wp-content/plugins/super-forms/uploads/php/files/a2cc439e84a6d26ae499aae9fc50b457/nokevusizim.pdf
- http://baanpowertrain.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c077c4b834e---79478748907.pdf
- https://fullhousetourism.com/UploadFiles/file/20210616020204147.pdf
- https://amagi.la/wp-content/plugins/formcraft/file-upload/server/content/files/160bab229be954---rozetarobasuzolututenafaw.pdf
- http://sad-azov.ru/wp-content/plugins/super-forms/uploads/php/files/027b219fd75b6e30a0c3a76fc7b50055/tebenigilove.pdf
- http://hosungtour.com/FileData/ckfinder/files/20210528_7E42B4EF1F7CA2A4.pdf
- https://lesfeesdelhetre.fr/upload/files/90696802741.pdf
- https://fmpride.com/wp-content/plugins/super-forms/uploads/php/files/862ffcd11c44aaaa1acbf981b0edd0df/7994329133.pdf
- https://amenagementsoleil.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608c5e707049a---7799869129.pdf
- http://actionelectric.pt/www/wp-content/plugins/formcraft/file-upload/server/content/files/16072f275472bc---majogewowujukasug.pdf
- https://www.advids.io/wp-content/plugins/formcraft/file-upload/server/content/files/160afceb1c894f---33219945643.pdf
- http://trackeg.com/en/wp-content/plugins/formcraft/file-upload/server/content/files/160d461fb70be0---30386242909.pdf
- https://cosplay-expo.it/ckfinder/userfiles/files/folazogofafotatewemevo.pdf
- https://directprocessors.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608d0e5eabdfa---xoxebevola.pdf
- https://www.urban-quartz.co.uk/wp-content/plugins/super-forms/uploads/php/files/90c07f4bf116881faa3e2880f06a2f62/sutoxukurela.pdf
- https://heykidsletscook.info/wp-content/plugins/super-forms/uploads/php/files/e0a0d434323c57552ceda7aac0a5fc49/xoxobavajugokaxewev.pdf
- http://qzgj.cn/upload/file/64901514162.pdf
- https://tavio.ru/files/file/42293267571.pdf
- http://alacarte-design.de/userfiles/file/gelivavugijefulepaxuku.pdf
- http://smiletoursvietnam.com/ckfinder/userfiles/files/69441024259.pdf
- https://alfa-clining.ru/wp-content/plugins/super-forms/uploads/php/files/406a923e31a06649e58869bc373279bf/37410301740.pdf
- http://skiflogistics.ru/userfiles/file/53196459116.pdf
- https://africanresearchcenter.com/userfiles/file/maxizupakapogopozin.pdf
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/LPIa9PGmDLg/uplcv?utm_term=hot+pic+boy+and+girl
- 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_off0000bd90.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xBD90 | 16792 bytes |
font_01_sfnt_off0000d5a7.bin0d0d2a5897d942c4d3c2ef161903fe367d2ded45e9c055fddbbf7b66699b4f92 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD5A7 | 10636 bytes |
font_02_sfnt_off0000eda2.bine58d7b36ce0fe1a05012d1a0916f13cc874da8f96309523bbc8178c8c7c6da97 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEDA2 | 16560 bytes |
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