MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The file was detected as a malicious PDF by ClamAV and an ML classifier. It contains numerous links pointing to potentially compromised websites and disposable hosting, suggesting a phishing or malware distribution attempt. The presence of PDF_SEO_DISPOSABLE_LINK_FARM and PDF_COMPROMISED_CMS_UPLOAD_LINK_FARM heuristics further supports this, indicating the document is part of a link farm designed to attract traffic and potentially host malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9947
Heuristics 6
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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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Object number defined twice with different bodies info PDF_DUPLICATE_OBJ_BODY_INCREMENTALThe same indirect object (N G) is defined more than once with different body bytes. First-wins and last-wins readers will resolve different content, which is a parser-confusion shape used by targeted PDFs. Body-only differences are common in benign incremental updates, so severity is raised only when the duplicate carries active content.
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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://jetzterstrecht.hamburg/wp-content/plugins/super-forms/uploads/php/files/4uph2aep3gcb34nt163r1sttaa/16068749048.pdf In PDF document text
- http://manisafar.com/basefile/marcosafarir/files/letitoreka.pdfIn PDF document text
- http://www.pirac.org/wp-content/plugins/super-forms/uploads/php/files/b8584d259eb7859971ab9cede15a7f9b/tukemovigirex.pdfIn PDF document text
- https://codecs.ro/images/file/39525835311.pdfIn PDF document text
- http://bonezi.morefriendship.com/upload/files/sutibada.pdfIn PDF document text
- http://www.miamiairportlimo.net/wp-content/plugins/formcraft/file-upload/server/content/files/160eca127cef97---kowewagudijuni.pdfIn PDF document text
- https://webhostmurah.com/wp-content/plugins/formcraft/file-upload/server/content/files/16073b60146559---gimerives.pdfIn PDF document text
- https://hohsingfiber.com/ufiles/files/72331094256.pdfIn PDF document text
- http://shuswapladystriders.ca/userfiles/file/56497952801.pdfIn PDF document text
- https://radio-clipa.ro/userfiles/file/tudogojonoravogowepokuw.pdfIn PDF document text
- http://connect-event.fr/ckfinder/userfiles/files/74547946479.pdfIn PDF document text
- http://herbexindia.com/ckfinder/userfiles/files/sajidamikitutovelarem.pdfIn PDF document text
- https://aawyx.com/sites/default/imageuser/file/47065294225.pdfIn PDF document text
- https://aawyx.com/sites/default/imageuser/file/41885719145.pdfIn PDF document text
- https://h1t-url12shio-turbo.com/contents//files/53693286068.pdfIn PDF document text
- https://medosojewellery.com/userfiles/files/27568681417.pdfIn PDF document text
- http://gz-theoutfit.com/UploadFiles/FCKeditor/20210626094342.pdfIn PDF document text
- https://orkhaconstruction.com/wp-content/plugins/super-forms/uploads/php/files/iemjq80clsdlpshf27o72o08db/63223620564.pdfIn PDF document text
- http://elosc.com/upFile/file///ITX202108200458491114.pdfIn PDF document text
- http://coyada.com/up_images/up_images/29219128831.pdfIn PDF document text
- https://clumba-indoor.ru/files/files/93880479991.pdfIn PDF document text
- https://transcendenceit.com/wp-content/plugins/super-forms/uploads/php/files/b4eee29c61f34bfaedead6ed2e91e797/tupufofukeniwadelulipo.pdfIn PDF document text
- https://dmddsgn.com/wp-content/plugins/super-forms/uploads/php/files/e95fe7da2af90e6e95728ab678536d0d/safojazaz.pdfIn PDF document text
- https://pnvvr.ro/userfiles/file/vipukupadusofon.pdfIn PDF document text
- https://inchirierielicopter.ro/wp-content/plugins/formcraft/file-upload/server/content/files/16105484cd8817---98629456677.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/1KS0DP0cxss/uplcv?utm_term=tesla+4000+manualPDF link annotation
- http://www.w3.org/1999/02/22-rdf-syntax-ns#In PDF document text
- http://purl.org/dc/elements/1.1/In PDF document text
- http://ns.adobe.com/pdf/1.3/In PDF document text
- http://ns.adobe.com/xap/1.0/In PDF document text
- http://ns.adobe.com/xap/1.0/mm/In PDF document text
- http://ns.adobe.com/xap/1.0/rights/In PDF document text
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000c0a8.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC0A8 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000d8ba.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD8BA | 16272 bytes |
SHA-256: b717ed31632e5d936402b4588b96541c3014af33b3f57e38f5cc2c3a5cd9a0f9 |
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font_02_sfnt_off00010266.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10266 | 10124 bytes |
SHA-256: fb042acecce88b309704f6b8799febe8b54bef00c36d4885deed026637987f84 |
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