MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF contains numerous links, many pointing to compromised WordPress sites, suggesting a link farm designed to redirect users to malicious content. ClamAV and an ML classifier flagged this PDF as malicious, specifically as a phishing trojan. The embedded links likely serve as a lure to download further malicious payloads or lead to phishing pages.
Machine Learning
- Nyx PDF Classifier malicious score 0.9919
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://www.chinahkcarplate.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a27b9197dd3---14431776932.pdf In PDF document text
- http://mobilesamara.com/img/files/file/64182739861.pdfIn PDF document text
- https://ltanimalpark.com/wp-content/plugins/super-forms/uploads/php/files/8b1814bd82381c8af1eda45f64bea695/bozovujise.pdfIn PDF document text
- http://montesantangelo.it/files/files/63040705447.pdfIn PDF document text
- http://schroniskoorzechowce.pl/ckfinder/userfiles/files/jodexosipotuzafawetag.pdfIn PDF document text
- https://www.northernillumination.com/wp-content/plugins/super-forms/uploads/php/files/4e4fb7fe560dc915216afee96c3c6c4b/dawaxe.pdfIn PDF document text
- https://sip7.pl/autoinstalator/sip7.online/wp-content/plugins/super-forms/uploads/php/files/9c7da01f27558e7bef0d4a51da135431/dobumaluzo.pdfIn PDF document text
- http://halvani.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606f7f4c7e91d---71188402808.pdfIn PDF document text
- http://www.1000ena.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a271c7028f3---58122258593.pdfIn PDF document text
- https://planet-for-events.de/userfiles/file/49054732100.pdfIn PDF document text
- http://guowangcable.com/d/files/gipenijetovofozaj.pdfIn PDF document text
- http://limpiasol.com/wp-content/plugins/formcraft/file-upload/server/content/files/16092d0ffcfcb3---35018401914.pdfIn PDF document text
- https://www.unicodesystems.com/wp-content/plugins/super-forms/uploads/php/files/ctokv029nh7diiuhsuek65alj2/56016654325.pdfIn PDF document text
- http://matkinhantai.com/luutru/files/medaguresufagava.pdfIn PDF document text
- http://sportgalaktik.sk/userfiles/file/27801438446.pdfIn PDF document text
- http://chhsclassof70.com/clients/1/1f/1f6d1b94cf555b90b9f410dfa82aea5f/File/bibitejinorezexusuzaw.pdfIn PDF document text
- http://a2itsolutions.com/chop/multimedia/userfiles/file/gizebilugebek.pdfIn PDF document text
- https://carstenrath.com/wp-content/plugins/super-forms/uploads/php/files/7qsj43m1doabuvasr8u2sp6r48/34106323642.pdfIn PDF document text
- https://clap-bas.com/userfiles/file/xolesuxosevafizegepijebi.pdfIn PDF document text
- https://www.synergyheart2heart.team/wp-content/plugins/super-forms/uploads/php/files/t0fuh7u3058h8p1r14dq7fou0p/77713407725.pdfIn PDF document text
- http://119hero.kr/userData/board/file/81802878901.pdfIn PDF document text
- http://alexandersorokolaw.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/20979159439.pdfIn PDF document text
- http://leakefamilyreunion.com/clients/63964/File/35654519356.pdfIn PDF document text
- http://resumesfromabove.com/userfiles/file/64223057179.pdfIn PDF document text
- https://e-fasteners.eu/media/file/jevetilegulogalejigad.pdfIn PDF document text
- https://veritiesinstitute.com/wp-content/plugins/super-forms/uploads/php/files/bb5b8b91b276d0d1cd527efe68a55ecc/bitufipilisepevawokin.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/6naE_Nh8_CY/uplcv?utm_term=atomic+structure+worksheet+2+-+ionsPDF 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_off0000f3a6.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF3A6 | 17448 bytes |
SHA-256: 84f4a8e4f10ab5ecb5c2546a382a68dfb887398adc7cdd5fc39ed41fb5874611 |
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font_01_sfnt_off0001218d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1218D | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off000139a4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x139A4 | 10700 bytes |
SHA-256: 2b91ae9399b91ed3b72557d41a3f59e2697183ced91907b9b9ba249c0920c24a |
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