MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF contains numerous external links, many of which point to compromised websites or disposable hosting, indicating a phishing or malicious redirection attempt. The ClamAV detection and ML classifier strongly suggest malicious intent, likely related to phishing or malware distribution via these links.
Machine Learning
- Nyx PDF Classifier malicious score 0.9990
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://jjcfurnituremaker.com/userfiles/files/58892603054.pdf
- https://koratspring.com/upload/file/gavivusirinawaguvixifaw.pdf
- http://bouncebodysupplements.com/newerac2c/userfiles/file/vipoxizetebal.pdf
- https://www.sherpachristain.org.np/ckfinder/userfiles/files/30554565150.pdf
- http://thehawthornnyc.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607121f1e3b64---dijirokimokiva.pdf
- https://europeancustomtailor.com/wp-content/plugins/super-forms/uploads/php/files/60a5394d91ed2c68c8c2b0bb8324f26d/10606520414.pdf
- http://www.marcado.ca/wp-content/plugins/formcraft/file-upload/server/content/files/1609ea5e5d23a0---96068804740.pdf
- http://drive4smilesquebec.com/clients/f/f5/f58105ca183540932673f5bf18e62671/File/58135316476.pdf
- http://capital96.com/userfiles/file/35845157344.pdf
- https://www.gml.de/wp-content/plugins/formcraft/file-upload/server/content/files/160a6e8297e7a2---27883695621.pdf
- https://lacecinella.com/writable/public/userfiles/file/sasubabefelizulumuk.pdf
- http://www.linkkorea.co.kr/wp-content/plugins/formcraft/file-upload/server/content/files/160ddf19a56523---41164936982.pdf
- http://www.rlktechniek.nl/wp-content/plugins/formcraft/file-upload/server/content/files/1607d523f808b9---bavusug.pdf
- http://qtjdb.com/UploadFile/2021/06/01/file/20210601_012029_162.pdf
- http://cateringkieuan.com/uploads/userfiles/file/31357790137.pdf
- http://stopasbestos.ca/wp-content/plugins/formcraft/file-upload/server/content/files/1609eaa71ace4e---walimolomidumuju.pdf
- https://www.financedeclined.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/160a97adce2ff2---39754973615.pdf
- http://secretinvitation.net/images/files/83882467207.pdf
- https://arizonalightingsales.com/wp-content/plugins/super-forms/uploads/php/files/6068136d4d3cf4b9c2fbd6c04580cbd9/31897828530.pdf
- http://pk.mo/userfiles/file/95962185548.pdf
- https://genesisbehaviorcenter.com/wp-content/plugins/super-forms/uploads/php/files/1dcf967f37a60f5c9b281c69fad39073/jibisa.pdf
- http://aquamedia.cn/ckfinder/userfiles/files/jagatogesumivovotasutirej.pdf
- http://mirembeestate.co.ug/wp-content/plugins/formcraft/file-upload/server/content/files/160a7cd1279e5d---zekoxu.pdf
- http://accomplishtheimpossible.com/userfiles_ati/file/12176969133.pdf
- http://kondicionery-fryazino.ru/upload_picture/file/72769509167.pdf
- https://feedproxy.google.com/~r/skout/mBVl/~3/A3Ryygt5BCM/uplcv?utm_term=best+place+to+see+the+perseid+meteor+shower
- 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_off0000f733.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF733 | 16792 bytes |
font_01_sfnt_off00010f45.bin0a04fcaf715b7db4e6653f15cc0196150aa3978420e0cf17e10942f721364328 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10F45 | 17572 bytes |
font_02_sfnt_off00013d3d.bin9b6c16db57c1d91de416d1a8f536eb8a0346864ca7036809309d6ac41f475dad |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13D3D | 10812 bytes |
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