MALICIOUS
124
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The file is detected as a phishing trojan by ClamAV. It contains numerous links, many pointing to compromised CMS uploads and disposable hosting, suggesting a link farm designed to redirect users. The document body is heavily obfuscated, but the presence of embedded URLs and the heuristic firings indicate a malicious intent to direct users to potentially harmful sites, likely for phishing or malware delivery.
Machine Learning
- Nyx PDF Classifier suspicious score 0.4393
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 http://aquamedia.cn/ckfinder/userfiles/files/64972411629.pdf In PDF document text
- http://www.pranabkumar.com/fckimages/file/kuvulebudidewixapav.pdfIn PDF document text
- http://cck-brno.cz/ckfinder/userfiles/files/waboza.pdfIn PDF document text
- http://uran-berlin.com/userfiles/file/44315024432.pdfIn PDF document text
- https://ksi-system.pl/editorfiles/file/taxasexorebufedewafadaxer.pdfIn PDF document text
- http://marleenjansen.nl/images/uploadfiles/vivusuwoxudejij.pdfIn PDF document text
- http://sprinter-lab.ru/content/File/lemozolin.pdfIn PDF document text
- https://mavismanagement.com/wp-content/plugins/formcraft/file-upload/server/content/files/161363196b3fad---sudinomosevimuw.pdfIn PDF document text
- http://gemaeldeundobjekte.de/uploads/files/womuzaperizutireje.pdfIn PDF document text
- https://greenturtleproductions.com.au/wp-content/plugins/super-forms/uploads/php/files/ec8a14cdc247ee5b90a9f0ccc201db57/tiromubikoraxopavixituw.pdfIn PDF document text
- http://mh-gartengestaltung.de/userfiles/file/77468889847.pdfIn PDF document text
- https://thewentworthco.com/wp-content/plugins/super-forms/uploads/php/files/7f79lktofno39ifb01rgco2u2r/sewejinofajulew.pdfIn PDF document text
- http://futuralagoparking.eu/userfiles/files/32342886828.pdfIn PDF document text
- https://polinagerz.ru/wp-content/plugins/super-forms/uploads/php/files/ivu1p7ubumq69f3o3h0e0q4ccd/medura.pdfIn PDF document text
- http://arenda-v-novosibirske.ru/ckfinder/userfiles/files/tomenuno.pdfIn PDF document text
- https://partroyfuneralhome.com/partroy/assets/file/11395091464.pdfIn PDF document text
- https://kalyna.ua/sites/default/files/userfiles/file/nikopazolo.pdfIn PDF document text
- https://highlander-inn.com/assets/userfiles/files/datamodakidonigirupipoweb.pdfIn PDF document text
- https://hygradeinsulators.com/images/uploads/file/10274643509.pdfIn PDF document text
- https://europawindow.com/app/webroot/img/main_content/files/82840718341.pdfIn PDF document text
- http://sevvalturizm.com/rsm/files/janujo.pdfIn PDF document text
- https://samsungklimamodelleri.com/upload/ckfinder/files/refovunomuxesi.pdfIn PDF document text
- https://www.ccps.mx/wp-content/plugins/super-forms/uploads/php/files/1f4b88d965b4e9995ac2be97862404cf/68334646156.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/PmAiG5ZyT-k/uplcv?utm_term=pdf+to+word+converter+free+editablePDF 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_off0000d690.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD690 | 10592 bytes |
SHA-256: 3c0a9410b40ae39f448d288d711954def9b1d79bd38646ef64ebe1658aa45e41 |
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font_01_sfnt_off0000eeed.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEEED | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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