MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The sample is identified as a malicious PDF by multiple heuristics, including a critical ClamAV detection and an ML classifier. It contains numerous links, many pointing to compromised websites, suggesting a link farm or phishing lure. The presence of external URIs and compromised CMS upload links indicates an attempt to redirect users to potentially malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 0.8598
Heuristics 5
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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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External URI info PDF_URIPDF contains an external URL action
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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://greenturtleproductions.com.au/wp-content/plugins/super-forms/uploads/php/files/998d4571dce801e7abf2be594357bde7/36867860671.pdf In PDF document text
- http://cci100.com/clients/57496/File/kukizijiwudifokaforumade.pdfIn PDF document text
- http://fandimnarodaku.cz/upload/file/15130086773.pdfIn PDF document text
- http://manufim.co.il/wp-content/plugins/formcraft/file-upload/server/content/files/160995a0ec6ccf---48791446112.pdfIn PDF document text
- http://rc-modeller.se/images/file///duloberise.pdfIn PDF document text
- http://chronicles.ae/userfiles/files/82183148603.pdfIn PDF document text
- https://www.shopveriamici.com/wp-content/plugins/super-forms/uploads/php/files/r4rr35h7cbft81pr8035ok248u/35259263147.pdfIn PDF document text
- http://shsclassof1959.com/clients/a/a7/a7a82b2a6025f7fafce5d77be70bf845/File/juzax.pdfIn PDF document text
- http://bkbflooringusa.com/userfile/abbey/file/kepifapawokibufevi.pdfIn PDF document text
- https://digireg.ru/upload/vewunixo.pdfIn PDF document text
- https://udachi.co.th/wp-content/plugins/super-forms/uploads/php/files/jsa9ab53gn3c8iv56ktvri8lgr/67185837696.pdfIn PDF document text
- http://www.misshandicap.ch/wp-content/plugins/formcraft/file-upload/server/content/files/160b04c8f10db8---mositobagogixibekutewokes.pdfIn PDF document text
- http://autodilykanka.cz/cmsimple/images/file/tizinipesigupakat.pdfIn PDF document text
- https://www.kbstephens.com/wp-content/plugins/super-forms/uploads/php/files/df81d809ab09acd6b85dff65bff92c1f/13179871220.pdfIn PDF document text
- https://chaletsuenodesol.de/files/zotowigawufasonu.pdfIn PDF document text
- http://raduzhniy.com/wp-content/plugins/formcraft/file-upload/server/content/files/16099f0f3f34f1---bujuwidixazo.pdfIn PDF document text
- http://osullivanspressurewashing.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608304ea3d491---radanegorokesinaranowejem.pdfIn PDF document text
- https://acryl-bg.com/userfiles/file/fivavopovipatasixiliju.pdfIn PDF document text
- https://vallejardin.com/wp-content/plugins/super-forms/uploads/php/files/58afc2b6f98ae1f593619c82c71832aa/rumuteduxexebitume.pdfIn PDF document text
- http://amadpich.com/userfiles/file/19287481210.pdfIn PDF document text
- http://bluecars.pl/userfiles/file/72292899996.pdfIn PDF document text
- http://www.gradur.ba/wp-content/plugins/formcraft/file-upload/server/content/files/1607ddb226e59b---gawisipuronofonagoxe.pdfIn PDF document text
- http://vasilii-orlov.fun/wp-content/plugins/super-forms/uploads/php/files/df57da921d04b5cd5e1279312ba23300/borukoniwodotojali.pdfIn PDF document text
- http://richmore.kr/uploadfile/fckeditor/file/52335091112.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/zMnd8XtcwSM/uplcv?utm_term=naruto+ultimate+ninja+5+pcsx2+save+filePDF link annotation
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000ef70.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEF70 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off00010787.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10787 | 11272 bytes |
SHA-256: 84194cb6b0081be4275961a4819c5e85138f4487bd6acfffd816787922b18d0a |
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