MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The sample is identified as malicious by ClamAV and an ML classifier, indicating it likely exploits a PDF vulnerability. It contains numerous links pointing to compromised WordPress sites and disposable hosting, suggesting a phishing or malware distribution scheme. The presence of external URIs and link farms strongly indicates an attempt to redirect the user to malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 0.7146
Heuristics 5
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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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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://synerhu.ru/uplcv?utm_term=the+rwanda+crisis+history+of+a+genocide+pdf PDF link annotation
- http://www.megasaludips.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a2f1f2d7bc2---zuderejidisidekowevenor.pdfIn PDF document text
- http://cpspcb.com/uploads/files/13994645364.pdfIn PDF document text
- http://woonhuislift.info/wp-content/plugins/formcraft/file-upload/server/content/files/160711b1201cea---zakizisaweripipi.pdfIn PDF document text
- http://vinag7furniture.com/app/webroot/files/editor_upload/files/fafejalaxabogafupujunuxeb.pdfIn PDF document text
- http://learnazia.com/fck/imagesfile/82231941393.pdfIn PDF document text
- https://asaptransfers.co.uk/wp-content/plugins/super-forms/uploads/php/files/6jkt291hmtlmapua9fjahvnpu2/butapimugirax.pdfIn PDF document text
- https://baodinhsolar.com/wp-content/plugins/super-forms/uploads/php/files/v06g6j3usmmildoudphilfcjjh/rizujenaxusomugedet.pdfIn PDF document text
- https://home18.ru/wp-content/plugins/super-forms/uploads/php/files/4042af04faf2132fd5048e2505b69e28/37099214297.pdfIn PDF document text
- http://pokorny-podlahy.cz/UserFiles/File/14156878143.pdfIn PDF document text
- http://www.hkqi.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c0b93cc4086---80030822416.pdfIn PDF document text
- https://vakukh.ru/wp-content/plugins/super-forms/uploads/php/files/4d5a3f436c728b443a23bfcd9338297a/nitovarirabukixajejipikar.pdfIn PDF document text
- http://andreagarciam.com/wp-content/plugins/formcraft/file-upload/server/content/files/160986ed750527---52057623846.pdfIn PDF document text
- https://10kshot.com/customerinterview/ckfinder/userfiles/files/zaritejesed.pdfIn PDF document text
- http://egonseetour.com/FileData/ckfinder/files/20210616_2753CEC0D1925E8F.pdfIn PDF document text
- https://study-go.info/wp-content/plugins/super-forms/uploads/php/files/eb5fcf710a545ec2950b493fb140f4ea/guladarumafotefusa.pdfIn PDF document text
- http://inspirationallabels.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/160b76b3e51585---pidesaweroto.pdfIn PDF document text
- http://yaqeen-eg.com/userfiles/file/78519794049.pdfIn PDF document text
- http://xn--or3bi2da319p.com/upload/fckeditor/file/97899824643.pdfIn PDF document text
- https://yuktiedu.com/wp-content/plugins/super-forms/uploads/php/files/b427989a55a5433482a743951d1a35b1/47165444075.pdfIn PDF document text
- http://a2itsolutions.com/chop/multimedia/userfiles/file/29472125497.pdfIn PDF document text
- http://change-sexy.com/files/files/22662422192.pdfIn PDF document text
- https://quangcaowebsite.vn/uploads/files/mevubakosojokusozobojiso.pdfIn PDF document text
- https://mikepromedia.com/wp-content/plugins/super-forms/uploads/php/files/pmgj82snaa6tacnpnhl4erd374/dopowasakibejugi.pdfIn PDF document text
- 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_off00016aa6.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x16AA6 | 11016 bytes |
SHA-256: 4b9924ad42a8098ada7a554657a2f0c08932c7eb58193fe722a9327be634760c |
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font_01_sfnt_off0001841b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1841B | 17500 bytes |
SHA-256: 8408202113fa0b1d3bdeda5c6549b23a869de8070a4d95babf498819c9da9196 |
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