MALICIOUS
164
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous links, many pointing to compromised WordPress upload storage, suggesting a link farm designed to host malicious files. The presence of a 'download button' heuristic further supports the lure of downloading a payload. ClamAV detection and ML classification confirm the malicious nature of the PDF, likely serving as a phishing or malware distribution document.
Machine Learning
- Nyx PDF Classifier malicious score 0.9951
Heuristics 7
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ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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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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Visual download / call-to-action button lure low SE_DOWNLOAD_BUTTONDocument contains a call-to-action phrase ('Click here to download', 'Download Now', etc.) — low-signal unless other findings point to a malicious workflow
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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 http://bjoybrands.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609b362a2ea0e---rutugemolivakove.pdf
- http://evabody.ro/wp-content/plugins/formcraft/file-upload/server/content/files/1609106fb44dec---diwebipesogo.pdf
- http://sity-luxe.ru/userfiles/file/32751955657.pdf
- https://www.davinci.dk/wp-content/plugins/formcraft/file-upload/server/content/files/16077781b411f2---32542031649.pdf
- https://www.parkgest.ch/wp-content/plugins/formcraft/file-upload/server/content/files/16096fae81c4bf---81642191034.pdf
- https://mymango.ru/wp-content/plugins/super-forms/uploads/php/files/aaa2861c797e19a9d4baf88b88bf08e4/velakomemorinoreda.pdf
- https://elbag.net/wp-content/plugins/super-forms/uploads/php/files/c9b4540bccf194eebe618b8028397485/71605002825.pdf
- https://www.etbsupplies.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609028b0d753a---75786605490.pdf
- http://laulumaja.fi/ckfinder/userfiles/files/4855829880.pdf
- https://icbacademy.com/upload/files/29239547978.pdf
- https://regeneracion-capilar.com/wp-content/plugins/super-forms/uploads/php/files/74b52af9af6c7f0c711aced95aea6c1b/51395405148.pdf
- http://wonikqnc.com/upload/editor/file/1625015718.pdf
- https://fid-data.fr/app/webroot/uploaderfiles/tivajivi.pdf
- https://creationstationdance.com/wp-content/plugins/formcraft/file-upload/server/content/files/160722da33b43a---50567634407.pdf
- https://shining4u.com/wp-content/plugins/super-forms/uploads/php/files/efcdaeaca42f7a82a0edc3ca0e328fb8/91963715930.pdf
- http://111-orte.de/testarea/cwsCMSlight/media/files/texigowabegafo.pdf
- http://alltechsro.cz/files/simigopu.pdf
- http://svs-pm.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609e6534ca1cf---9036539861.pdf
- http://www.gametimecatering.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606c9993a4157---16343734357.pdf
- http://hillsclinic.com/fckeditor/editor/filemanager/connectors/php/userfiles/file/jixaludawopuxurasazi.pdf
- http://www.whirlpool-beachcomber.at/wp-content/plugins/formcraft/file-upload/server/content/files/1609ccbbdde65a---pivemin.pdf
- https://dgaspcsm.ro/ckfinder/userfiles/files/nizexotubo.pdf
- http://meteosputnik.ru/userfiles/file/54246489782.pdf
- http://www.phonefixcomo.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a1994448881---95424634388.pdf
- https://sellerflows.com/wp-content/plugins/super-forms/uploads/php/files/cf60945ba0e481f36de616dbbd2831b3/62956949384.pdf
- https://feedproxy.google.com/~r/Uplcv/~3/6naE_Nh8_CY/uplcv?utm_term=jee+main+answer+key+official+2021
- 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_off0000eb57.binc26664d2f9859952762cdd5b615c4fcd989258c8d35bf84d824015ddf9cec6b8 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEB57 | 16716 bytes |
font_01_sfnt_off000116da.binbfbb7a1498674577f412df644f16bab5d293306cade0b1830d029a5a759413d1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x116DA | 10976 bytes |
font_02_sfnt_off00013075.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13075 | 16792 bytes |
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