MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file was flagged by ML classifiers and ClamAV as malicious, specifically indicating phishing and trojan activity. Heuristics identified it as a link farm, with numerous URLs pointing to compromised CMS uploads and disposable hosting. The embedded URLs suggest an attempt to redirect users to malicious sites for further compromise.
Machine Learning
- Nyx PDF Classifier malicious score 0.9948
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://10glazsikeyrosa.ru/file/veluxafas.pdf
- http://aliancegroup.su/wp-content/plugins/formcraft/file-upload/server/content/files/16094a474f3e0c---kirisajixiwugugavoluxi.pdf
- https://bohemiamaestro.com/webpagebuilder/ckfinder/userfiles/files/99088920630.pdf
- http://bomtvplus.com/data/board/file/20210520195724.pdf
- http://splogservice.ru/content/file/75231987508.pdf
- https://aslimitada.com/userfiles/file/pozukalopesapeligoxetu.pdf
- http://www.training4thefuture.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/1608a2fa1eb67c---fonodatexobirolawewevonos.pdf
- https://sevsport.info/wp-content/plugins/super-forms/uploads/php/files/ade9e8bee704cbdff1b9c3407df60106/nifewexusarujosutiwepa.pdf
- http://adance0112.com/upfile/editor/file/topojutufelonosutirusivon.pdf
- https://www.herewardcarpets.co.uk/wp-content/plugins/super-forms/uploads/php/files/shd07o8aooatd39o9ilguaqgm4/kupabuxokebepi.pdf
- https://coachtourbusrental.com/wp-content/plugins/formcraft/file-upload/server/content/files/16075da1ec57e6---vatewi.pdf
- https://bbensonmft.com/wp-content/plugins/super-forms/uploads/php/files/df18c6fd5710a457e09c3c5c81d66163/giwubuzoxurinovetazezi.pdf
- https://www.napariverinn.com/wp-content/plugins/super-forms/uploads/php/files/f4c981a4c72bbdfae02facd236ad78b4/gopapewonuvilasugul.pdf
- http://www.1000ena.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608e1c6e37dbc---duvenepixa.pdf
- http://gostium.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c2f8f01c319---tulalefofamibud.pdf
- http://szolnokepul.hu/userfiles/file/12057403171.pdf
- http://obchodsezlatem.cz/upload/files/58893587083.pdf
- http://noithatnhapkhaugiasi.com/luutru/files/37848132674.pdf
- https://monacollection.ua/wp-content/plugins/super-forms/uploads/php/files/0dc30d1e7f441a561d937fc7be1862c5/kesopidemekas.pdf
- https://grafitpoint.ru/wp-content/plugins/super-forms/uploads/php/files/ba78f147645b63a87e4579db2b78a2b0/34650912578.pdf
- https://sharadsangam.org/UserFilesTwo/file/liwegoba.pdf
- http://graham1978.com/clients/79565/File/jofumutanowudonilewid.pdf
- https://alphaveneers.co.uk/wp-content/plugins/super-forms/uploads/php/files/6c4046f159e323f8c5e3a4d7648c1375/20435746267.pdf
- https://feedproxy.google.com/~r/skout/mBVl/~3/cv9VXjIrmdE/uplcv?utm_term=revelation+the+end+of+days
- 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_off0000f919.bin403ab4e06a5ecd57cf3c7818ffca83ab1f2a425e12717d33496feaef73b8458c |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF919 | 17976 bytes |
font_01_sfnt_off0001281d.bin38ba7204fd96d326d4809fd3e9671564da3d9c57489e60311ca0336042dd806d |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1281D | 10576 bytes |
font_02_sfnt_off0001403c.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1403C | 16792 bytes |
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