MALICIOUS
132
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains embedded JavaScript and a significant number of external links, many of which point to compromised WordPress sites or disposable hosting. The ClamAV detection and the nature of the URLs suggest a phishing or malware distribution attempt, likely using the embedded JavaScript to facilitate the redirection or download process.
Machine Learning
- Nyx PDF Classifier suspicious score 0.4750
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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Embedded JS stream low PDF_JSPDF references a /JS stream. Generic JavaScript is common in benign forms; specific dangerous APIs are scored by separate rules.
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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://medvor.ru/uplcv?utm_term=naked+scanner+app+download PDF link annotation
- https://gencshoworganizasyon.com/upload/ckfinder/files/gubinowewetemut.pdfIn PDF document text
- http://alternativefitness.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/161409063ac8bc---32279480203.pdfIn PDF document text
- http://damosushipleasanthill.com/uploads/files/pobofewugerifugogod.pdfIn PDF document text
- http://myphammonly.com/luutru/files/dadonunefixijosulugonevez.pdfIn PDF document text
- https://udachi.co.th/wp-content/plugins/super-forms/uploads/php/files/lnbtic0tiq3m5bg4dk6lellr79/kovepejabenesuga.pdfIn PDF document text
- https://poganyvolgyi.hu/userfiles/file/reranu.pdfIn PDF document text
- http://ltpbetel.ro/userfiles/file/zuwenomabuloxusimapugo.pdfIn PDF document text
- http://www.blackhillsdancecentre.com/wp-content/plugins/formcraft/file-upload/server/content/files/161420490b6e70---jafedesirixekosoj.pdfIn PDF document text
- https://bhavanarayanaswamy.org/userfiles/file/76638461733.pdfIn PDF document text
- http://naasschoolofmotoring.ie/fckeditor/userfiles/file/55669889043.pdfIn PDF document text
- http://titibbs.xyz/js/ckfinder/userfiles/files/powurukisuzozulejiw.pdfIn PDF document text
- http://techbis.pl/files/file/70263982576.pdfIn PDF document text
- https://akamercedes.com/images/uploads/files/55699525490.pdfIn PDF document text
- http://crosswaysrecruitment.com/userfiles/file/kenudoturopekukipi.pdfIn PDF document text
- https://njsolarpower.com/wp-content/plugins/super-forms/uploads/php/files/6522adf7a60f3faa26de803d733af3ba/gugadoted.pdfIn PDF document text
- https://appchecar.com/ckfinder/userfiles/files/43239840966.pdfIn PDF document text
- http://business-plan-capalpha.fr/mbp/upload/images/images/upload/ckfinder/58310550841.pdfIn PDF document text
- http://hidramaco.com/files/files/68386132437.pdfIn PDF document text
- http://connect-senior.ch/uploades/userfiles/file/42767178138.pdfIn PDF document text
- http://www.scea.edu.mn/ckfinder/userfiles/files/9439361466.pdfIn PDF document text
- http://swissies.lt/ckfinder/userfiles/files/32884251373.pdfIn PDF document text
- http://sonarkella.com/userfiles/file/54178869426.pdfIn PDF document text
- http://www.myhhsi.com/wp-content/plugins/super-forms/uploads/php/files/dd4ec664e840109fe02be51882da3a96/76978078262.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_off0000da11.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDA11 | 17516 bytes |
SHA-256: a6334dce9406ec01e775a48cb6a3e322c62a188582d5d86b65431bac0e413d1f |
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font_01_sfnt_off000107a5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x107A5 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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