MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The sample was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. The PDF contains a link farm pointing to compromised WordPress upload storage and other disposable hosting, suggesting an attempt to redirect users to malicious sites. The document body is heavily obfuscated, preventing a clear understanding of its specific lure, but the overall structure points to a phishing or malware distribution scheme.
Machine Learning
- Nyx PDF Classifier malicious score 0.9806
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://mindweave.co.uk/wp-content/plugins/super-forms/uploads/php/files/ddl4la8ame6ibganvvl8rsmsb4/nulowelanofura.pdf
- https://kuechentreff-schmid.de/wp-content/plugins/super-forms/uploads/php/files/bvfv7cfsj0pnjnq09ima7u4e20/koxamigavowon.pdf
- http://ophtalmic-overnight.fr/wp-content/plugins/formcraft/file-upload/server/content/files/16073528212024---maleranu.pdf
- http://moristas.com/userfiles/files/69244053432.pdf
- http://www.myhhsi.com/wp-content/plugins/super-forms/uploads/php/files/2c69d942f4a0e3702a12224cced228e1/jafod.pdf
- http://macap.nl/app/webroot/files/userfiles/files/20872566663.pdf
- http://olsztyntransportmedyczny.pl/userfiles/file/13351375880.pdf
- https://caravanandre.it/wp-content/plugins/super-forms/uploads/php/files/26bb9b0b26ebe52ba852b5ce7a2ab56d/83534504887.pdf
- https://earplighting.com/wp-content/plugins/super-forms/uploads/php/files/9068c2e3ed2445a9982fd0bd76d8e50e/13184566987.pdf
- http://antik-cafe-bergen.de/wp-content/plugins/formcraft/file-upload/server/content/files/160bdef0a54352---48951775737.pdf
- https://beaufortbond.com/wp-content/plugins/super-forms/uploads/php/files/80d5947dd739a8186bb46da31c89bc88/33839606596.pdf
- http://global-poseg.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606f4cc358fc6---46865582047.pdf
- https://elitteaccesorios.com/wp-content/plugins/super-forms/uploads/php/files/n1mtkscvi18k9g6bgo7gp30n3v/mowomaxarukuleralonezitog.pdf
- https://afayl.com/userfiles/file/nalaluxoxetuxovitokinut.pdf
- https://www.costaverde.it/wp-content/plugins/formcraft/file-upload/server/content/files/160a47eddc44ef---bimakosowazate.pdf
- https://gachbinhduong.com/upload/file/70299626137.pdf
- https://catwalkdogcome.com/editor_upload_image/file/vigaxotorakepononomobudi.pdf
- https://paymentor.nl/uploads//file/xusogovugisenewoforobo.pdf
- http://www.hcibatiment.fr/wp-content/plugins/formcraft/file-upload/server/content/files/1607ab7a902aeb---wifexinuravolasagobuzewo.pdf
- http://helderlive.nl/ckfinder/userfiles/files/rebitevise.pdf
- https://1877painters.com/FCKeditor/file/welopunevuniwivakukov.pdf
- https://www.ideaklinikbursa.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607c17c36cd90---tiroruvenusebebadi.pdf
- http://x-site.by/upload/editor/files/66971085217.pdf
- https://www.kadeavenue.com/wp-content/plugins/super-forms/uploads/php/files/26047266138fea8db34978dde5e21d1a/difuvizepulota.pdf
- https://alihuata.com/userfiles/file/22391043967.pdf
- https://www.ideaklinikankara.com/wp-content/plugins/formcraft/file-upload/server/content/files/16076108f5b73c---86052097852.pdf
- https://givemeit.ru/wp-content/plugins/super-forms/uploads/php/files/87db998cc1561ac6bdb335639da17016/bipakegowukesilowelopon.pdf
- https://feedproxy.google.com/~r/skout/mBVl/~3/1KS0DP0cxss/uplcv?utm_term=heel+pain+and+numbness
- 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_off00010bbd.binb0e7d8d6c2936177b9c2bec1243b9a9262ed0bedfcf05f4b41344c993d9be0c4 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10BBD | 19844 bytes |
font_01_sfnt_off00013e92.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13E92 | 16792 bytes |
font_02_sfnt_off000156a9.bineaa826977917f1f861e2a1c9b96813c056bc36089f4c8a92ab100656c6b414e7 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x156A9 | 10468 bytes |
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