MALICIOUS
164
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The file is a PDF containing numerous links to external websites, many of which are hosted on compromised or disposable domains. The ClamAV heuristic identifies it as a phishing trojan. The PDF structure and link farm behavior suggest an attempt to redirect users to malicious content, likely for phishing or malware delivery.
Machine Learning
- Nyx PDF Classifier suspicious score 0.3852
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 to algorithmically-generated URL high PDF_RANDOM_URL_LINKPDF contains a clickable HTTP(S) link whose host looks algorithmically generated (pronounceable-random labels) and whose path/query carries a long high-entropy token. This is the randomized-redirector pattern of malspam phishing lures — the visible document is only a prompt — not a PDF parser vulnerability.
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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://kalitelivideoizle.com/resimler/files/5437473160.pdf In PDF document text
- http://xn----7sbbbizu2bxaod.xn--p1ai/userfiles/file/82847072798.pdfIn PDF document text
- http://vinczeandlaszlo.com/upload/pizudikajovezo.pdfIn PDF document text
- http://ambulatorioveterinariopisillibertozzi.eu/userfiles/files/nepekevufavikilow.pdfIn PDF document text
- https://mlspoland.co/files/file/refegovojikojumeritosurex.pdfIn PDF document text
- http://cissi.it/userfiles/files/24684553038.pdfIn PDF document text
- http://ttlengenharia.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/16134fae5a9270---66843753849.pdfIn PDF document text
- https://creteservices.com/FCKeditor/userimages/file/72455003849.pdfIn PDF document text
- http://pphjako.pl/userfiles/file/retinigeraxukizoruwijinew.pdfIn PDF document text
- http://medica-eg.com/userfiles/file/mipifus.pdfIn PDF document text
- http://kfnmdg.com/upfolder/e/files/20210905155945.pdfIn PDF document text
- http://defhjdrjioo.friend-match.com/upload/files/32697371972.pdfIn PDF document text
- http://aotem.com/data/home/qxu1780220113/htdocs/uploadfile/files/57949902997.pdfIn PDF document text
- http://vtvxm.vn/userfiles/file/75189847419.pdfIn PDF document text
- http://www.roosprommenschenckelfoundation.nl/ckfinder/files/files/savipixaputabaguweril.pdfIn PDF document text
- http://www.1000ena.com/wp-content/plugins/formcraft/file-upload/server/content/files/1612fd9b6d2534---24759692927.pdfIn PDF document text
- https://olterus.info/contents/files/digonuru.pdfIn PDF document text
- https://krygina40.ru/UserFiles/File/suguke.pdfIn PDF document text
- http://daegyung.kr/userfiles/file/20210909201633.pdfIn PDF document text
- http://oipipleszno.pl/userfiles/file/29912688035.pdfIn PDF document text
- http://hanasushimenifee.com/uploads/files/refatopijikidivami.pdfIn PDF document text
- https://mymovingestimate.com/wp-content/plugins/super-forms/uploads/php/files/4fd351ac6c4a11fe920cc23aeaf2b81a/3025851860.pdfIn PDF document text
- https://educhina.mn/editor/files/30414301899.pdfIn PDF document text
- http://4yoga.by/pics/files/sesisudenelijepekezexifad.pdfIn PDF document text
- http://fcraregistration.com/UploadedData/file/43970514586.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/FevRqgeaUVY/uplcv?utm_term=yotsuba+manga+japanese+pdfPDF 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_off0000df53.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDF53 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000f765.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF765 | 18640 bytes |
SHA-256: 65eebe857cba6ef401268853a1ce19cd4b06e0d1013d4bd8774bfd66e1a0b7a2 |
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