MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a large number of external links, many of which point to compromised websites or disposable hosting, indicating a link farm designed to lead users to malicious content. The ML classifier and ClamAV detection strongly suggest malicious intent, likely phishing or malware distribution through these links.
Machine Learning
- Nyx PDF Classifier malicious score 0.9835
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 http://kazenergy.kz/wp-content/plugins/formcraft/file-upload/server/content/files/160c53e7aac13d---zonetevexunumo.pdf
- http://bielwod.com/userfiles/file/5864501316.pdf
- http://appletechsolutions.com/userfiles/file/46185628185.pdf
- http://melly-incendie.fr/img_db/tinegikukuxawerobilorifo.pdf
- https://propertiproperty.com/Uploads/userfiles/files/sokuwarerafagidaxeze.pdf
- https://technok.cz/wp-content/plugins/super-forms/uploads/php/files/5d901eedb09f5a108a32492a3fe9d18a/30358737950.pdf
- https://yournew.site/wp-content/plugins/super-forms/uploads/php/files/3cgqd2sdtgk0k4dch25vk4rvr2/63630680410.pdf
- http://prime-standard.com/piceditor/file/nenojedepedodume.pdf
- https://securitydm.com/slicice/file/zasulepo.pdf
- http://www.miamiairportlimo.net/wp-content/plugins/formcraft/file-upload/server/content/files/160c912c8b239b---xuzudakebeselepinisoje.pdf
- https://www.advids.co/wp-content/plugins/formcraft/file-upload/server/content/files/160a1404d60a95---zewevi.pdf
- https://hacunamatata.ru/wp-content/plugins/super-forms/uploads/php/files/25946594f8b038a92ed64d02d7d9943d/walozokuruvezefebilal.pdf
- http://tscyw.net/userfiles/file/20210614060423_v8vdji.pdf
- https://www.surajinformatics.com/wp-content/plugins/super-forms/uploads/php/files/66d43a64ccf5b0f9c7551a29cc37d58b/bamine.pdf
- http://zadonskiy.ru/wp-content/plugins/formcraft/file-upload/server/content/files/160a786e1195bf---dulilenosojumafiliko.pdf
- http://xiaohecollege.com/d/files/82395642013.pdf
- https://www.focus.mu/wp-content/plugins/super-forms/uploads/php/files/e07ad1210b9106169484a2eed62956f2/pikufawonemabafem.pdf
- https://heritagelogs.com/wp-content/plugins/super-forms/uploads/php/files/os7e2ettsqn5d539jtv78rde3d/tolajababas.pdf
- https://tedvandergulik.nl/userimages/file/wiragixukaxewifexexufi.pdf
- http://alnoorcity.com/userfiles/file/lobiruxo.pdf
- http://ncdesign.it/userfiles/files/45765829002.pdf
- http://ahxxzx.com/userfiles/202105/file/76539608677.pdf
- http://www.goldenlantern.co.za/wp-content/plugins/formcraft/file-upload/server/content/files/160a9545e659ef---98608414559.pdf
- https://goldenparadisestsimons.com/wp-content/plugins/super-forms/uploads/php/files/f1c5f8dd239e1079bbaae8c04a9936fa/towekedaxakini.pdf
- https://fanaf.com/article_ressources/file/60070084440.pdf
- http://altelaw.com/uploads/image/file/viwimuxupejupimonenimife.pdf
- https://feedproxy.google.com/~r/Uplcv/~3/PmAiG5ZyT-k/uplcv?utm_term=coleslaw+with+ranch+dressing
- 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 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000f49a.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF49A | 16792 bytes |
font_01_sfnt_off00010cac.bin9e28cc17d40db222c6ba34b86a32cf7662caa5905600c9b43340bb4d58ed20da |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10CAC | 18184 bytes |
font_02_sfnt_off00013ba1.bin44682a56acbe82ef5274f763c8723edf1d2d4cd5dc71458abd1606a5648a7a80 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13BA1 | 10764 bytes |
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