MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains numerous embedded URLs, many of which point to compromised websites or disposable hosting, suggesting a phishing or malicious redirection scheme. The ClamAV detection and ML classifier further support its malicious nature, classifying it as a phishing trojan.
Machine Learning
- Nyx PDF Classifier malicious score 0.9922
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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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 http://4998horo.gmmwireless.com/contents/files/44803263101.pdf
- http://kasintorn.com/images/upload/files/filow.pdf
- http://www.amanuttarakhand.org/ckfinder/userfiles/files/27591840071.pdf
- https://lightupalife.org.uk/wp-content/plugins/formcraft/file-upload/server/content/files/16074a08b6c051---4116255321.pdf
- https://washlounge.in/ckfinder/userfiles/files/towekuviwujumapugeb.pdf
- http://delannahotel.com/user_img/file/mebopajajarijutebufefa.pdf
- http://www.saraviation.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607a9de6170ff---62580956631.pdf
- http://slhs1958.com/clients/18590/File/73485114830.pdf
- http://mcelvain2020reunion.com/clients/b/b5/b5167212b805812c9439186484f80f5e/File/riwafonativimuvim.pdf
- https://www.carlosfunes.es/wp-content/plugins/formcraft/file-upload/server/content/files/16077041a97fc6---24573878960.pdf
- http://admio.ru/wp-content/plugins/formcraft/file-upload/server/content/files/1607642069864e---7065309048.pdf
- http://ahzycw.com/upload_fck/file/2021-8-23/20210823165402100196.pdf
- http://www.training4thefuture.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/1612e7d7266089---gaxazedezimewopisusidotuv.pdf
- https://big-cash.de/wp-content/plugins/super-forms/uploads/php/files/0ekshbkmslquodb30h9b0lqblm/zukiru.pdf
- https://yesilkoyluleriz.biz/resimler/files/bafogikut.pdf
- http://dochoiotovn.com/uploads/userfiles/file/39978007874.pdf
- https://masterok-kovka.ru/wp-content/plugins/super-forms/uploads/php/files/f0d93e4185df1bfdf95aaa74cee2541d/sudenizogajufaziji.pdf
- http://archi1919.com/smlclub-files/file/62011309341.pdf
- http://www.siscard.com/wp-content/plugins/formcraft/file-upload/server/content/files/160747a5f853b9---pokaveradebodagetoji.pdf
- http://bantinnhadat.com/users/files/1361696150.pdf
- http://hellnocancershow.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606d9aed356c3---zixubijimovugulawisimimef.pdf
- http://2990592.ru/ckfinder/userfiles/files/10650552136.pdf
- https://extremetour74.ru/wp-content/plugins/super-forms/uploads/php/files/8497e1de7a949068418e7c2eede75422/36281342734.pdf
- https://him-home.ru/wp-content/plugins/super-forms/uploads/php/files/7519354bbeca0aa6d27643fc93fb5d82/10876017332.pdf
- https://feedproxy.google.com/~r/skout/mBVl/~3/PmAiG5ZyT-k/uplcv?utm_term=piping+system+fundamentals+2nd+edition+pdf
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- http://ns.adobe.com/pdf/1.3/
- http://ns.adobe.com/xap/1.0/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/
- http://dejavu.sourceforge.net
- http://dejavu.sourceforge.net/wiki/index.php/License
Extracted artifacts 4
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
stream_005_off000138fe.bin08a4ae871bac1d4488e728b01da59fd2eeaf0e31c8d8584ff61a37c2893e24fe |
decompressed-pdf-stream | PDF FlateDecoded stream at offset 0x138FE | 17968 bytes |
font_00_sfnt_off0000d8ab.binc89ea8ccdcd61517536041e6b551bb6e211936519be2fb5d90c05556d27535fc |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD8AB | 18112 bytes |
font_01_sfnt_off00010735.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10735 | 16792 bytes |
font_02_sfnt_off00011f4c.bin45861b25d7b66fb0746a46ed72b72218db161ed205515dd79c3d59fd73edaed4 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11F4C | 11076 bytes |
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