MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a link farm with numerous URLs, many pointing to other PDF files hosted on compromised websites. This pattern is indicative of a phishing or malware distribution campaign, likely intended to lure users into downloading further malicious content. The ML classifier and ClamAV detection strongly support its malicious nature.
Machine Learning
- Nyx PDF Classifier malicious score 0.9963
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://beachesbrewing.com/wp-content/plugins/super-forms/uploads/php/files/a04d86bd9cbcbb13405049b896529d20/jesemebululazepu.pdf
- http://ackerviewguesthouse.com/userfiles/file/sowima.pdf
- https://bf-pomosch.ru/wp-content/plugins/super-forms/uploads/php/files/hdi16e4m8u7mra3pele309ilf6/91636132995.pdf
- http://farmaciacogliate.it/userfiles/files/fabifanudevanirabelixebo.pdf
- https://g3az.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607bdce5eb715---41422169340.pdf
- http://forter.vn/hinhanh/file/97730197200.pdf
- https://electrabicycles.pl/app/webroot/uploads/file/162122501521.pdf
- https://proff-doors.ru/wp-content/plugins/super-forms/uploads/php/files/fcd96965422ba01d4331844c40a08832/99477948985.pdf
- http://www.insurancedirectcanada.ca/wp-content/plugins/formcraft/file-upload/server/content/files/16076da960894a---narada.pdf
- http://www.iqubz.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607a515cd1dc4---35162244261.pdf
- http://intechsol.kz/wp-content/plugins/formcraft/file-upload/server/content/files/1609b0f1b1e5bb---44766714207.pdf
- http://gat-asset.com/CKEdit/upload/files/finividubovel.pdf
- https://www.techsrollout.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c8f0c361a9f---46086428361.pdf
- http://donelreunion.com/clients/5/59/59051ae02fa593b10ab13f41bf6316a1/File/mumasuzo.pdf
- http://www.gainerwindows.ca/wp-content/plugins/super-forms/uploads/php/files/kn5c37a1e002a7v5ec4tuu37g4/67585599355.pdf
- https://fiambreszav.com/wp-content/plugins/super-forms/uploads/php/files/098541f9067f3badbc8d3b7af275a530/kinukasinezimemijaru.pdf
- http://conservationenergy.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b7c15cb415b---rilamajelagizefudavavu.pdf
- http://transportdiverse.com/uploads/files/pitunofowosesirapudowaguz.pdf
- http://kystop.com/wp-content/plugins/super-forms/uploads/php/files/c5d5a835992892359a368a645c526c9c/kubuju.pdf
- https://genegurumiraclehealer.com/userfiles/file/mofulelenesufetunabagev.pdf
- http://www.1000ena.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a983d17ecfb---wakilikajovexegububeda.pdf
- https://klubkanine.com/home/klub/public_html/ckfinder/userfiles/files/35638860052.pdf
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/ngfLrbzwjls/uplcv?utm_term=acg+south+insurance+agency
- 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_off0000cbf0.bin875b1c7fc2739022dbd2d089baf912a8264b1155e589dd2ccf284a11db9f106a |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCBF0 | 10660 bytes |
font_01_sfnt_off0000e465.binb6f5eb5d7623b9c773428f33cf196191b1e06cfbf648b4429a1deffe9f6d18f0 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE465 | 17248 bytes |
font_02_sfnt_off000111b6.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x111B6 | 16792 bytes |
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