MALICIOUS
124
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The file is identified as a PDF containing a link farm, with numerous URLs pointing to compromised CMS uploads and disposable hosting. The ClamAV detection 'Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0' strongly suggests a phishing or trojanized document. The embedded URLs are likely used to redirect users to malicious sites for credential harvesting or further malware delivery.
Machine Learning
- Nyx PDF Classifier clean score 0.1206
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://krisoc.ru/uplcv?utm_term=libro+auditoria+administrativa+alfonso+amador+sotomayor+pdf PDF link annotation
- https://hotelindigha.com/FCKeditor/file/dosutadusap.pdfIn PDF document text
- http://mikailang.net/userfiles/file/20210511095338_1267856552.pdfIn PDF document text
- http://www.myhhsi.com/wp-content/plugins/super-forms/uploads/php/files/b82d4bb7f7ee8681a8dfca3b58598faf/lavamawotavituxeza.pdfIn PDF document text
- https://marciasmithconsulting.com/wp-content/plugins/super-forms/uploads/php/files/c0a54f8bbb9088f656342ad043f0a080/74901641949.pdfIn PDF document text
- https://digireg.es/upload/tegamuvejezufemenabexus.pdfIn PDF document text
- http://www.deopendeur.org/imgUser/file/35738436487.pdfIn PDF document text
- https://tortugafilms.ca/adminfiles/file/892438237.pdfIn PDF document text
- http://dentish.ru/ckfinder/userfiles/files/gudetobagolipomikaz.pdfIn PDF document text
- http://duepassidalcentro.it/userfiles/files/22493925697.pdfIn PDF document text
- http://hoinhikhoavn.com/img/files/moronefupob.pdfIn PDF document text
- https://neoville.ru/wp-content/plugins/super-forms/uploads/php/files/26e8c008ddf2a936e2fa94ecdaa2608f/xufetovorakeg.pdfIn PDF document text
- https://westcoastmovers.ca/wp-content/plugins/super-forms/uploads/php/files/0skds7dj627tfqquv83dcqe0bg/voforodanudukimal.pdfIn PDF document text
- https://propactionvehiclesuk.tv/userfiles/files/zakadupelokedidekawubuke.pdfIn PDF document text
- https://hafa-verein.de/wp-content/plugins/super-forms/uploads/php/files/21f3e36646872bd89b8064bb0a874766/31538572955.pdfIn PDF document text
- http://mxag.com/upload/browse/file/69981551594.pdfIn PDF document text
- https://www.rogierstoel.nl/wp-content/plugins/super-forms/uploads/php/files/9femevtd88ah91jt0c40c2icp5/58616924950.pdfIn PDF document text
- http://xn--tnqz8hz5cb8l.com/upload/files/8825766083.pdfIn PDF document text
- http://bjerkelunden.org/content/files/userfiles/file///geziruzu.pdfIn PDF document text
- http://yuha.be/_files/file/98912261791.pdfIn PDF document text
- http://fabrykakonwersji.pl/wp-content/plugins/super-forms/uploads/php/files/36aaf6b3a96e49b1cfdb4862369587af/vinukubidixemufuw.pdfIn PDF document text
- https://nusamulticentralestari.com/Uploads/userfiles/files/wibibepevobi.pdfIn PDF document text
- http://nousgarage.com/userfiles/file/12175191624.pdfIn PDF document text
- http://www.garriagricola.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607b228472087---tokugopifokixunosuvivazib.pdfIn PDF document text
- http://wignaccent.com/FCKeditor_2.6.3/userimages/file/20210627144446.pdfIn PDF document text
- http://hutbephottaihaiphong24h.com/upload/files/xajoz.pdfIn PDF document text
- https://electrabicycles.pl/app/webroot/uploads/file/16272499198933.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_off00014fdf.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x14FDF | 10904 bytes |
SHA-256: 2af6a70e7badab5d8df10ba7082a0e0c968ed66a9e1771a63b46b39866468c2e |
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font_01_sfnt_off000168e8.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x168E8 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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