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 to various websites, many of which appear to be compromised CMS upload directories. The presence of 'utm_term' parameters suggests a phishing or marketing lure, aiming to redirect users to potentially malicious content or downloads.
Machine Learning
- Nyx PDF Classifier malicious score 0.9977
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 https://oniceh.ru/uplcv?utm_term=youtubers+life+hack+apk PDF link annotation
- https://t4g.nasscomfoundation.org/wp-content/plugins/super-forms/uploads/php/files/u0ivrilr9qenuo0juhtn05rcs2/nalume.pdfIn PDF document text
- http://recviem.ru/img/upload/17391515410.pdfIn PDF document text
- http://forumcutuca.com/ckfinder/userfiles/files/9666919004.pdfIn PDF document text
- https://atputasbazes.lv/images/userfiles/files/fefawazutanasemedasigujex.pdfIn PDF document text
- http://altiro.nl/home/tjerk/file/68628905257.pdfIn PDF document text
- http://aerotechgroup.ru/img/outer/files/39285202404.pdfIn PDF document text
- https://rhodium.vn/uploads/news_file/pasulisunidetupiwab.pdfIn PDF document text
- https://calson.garment-pro.com/ckfinder/userfiles/files/60380113249.pdfIn PDF document text
- http://musiclivemarsala.com/userfiles/files/nalejadef.pdfIn PDF document text
- http://kraljicabih.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613c96eeb051f---zofeporatorajepoxuxi.pdfIn PDF document text
- https://thriveelearning.com/wp-content/plugins/super-forms/uploads/php/files/e40e3bb5464f08d47a8ed226f9e81dc3/biwopivotazosiziwa.pdfIn PDF document text
- https://indiantalentjunction.com/milan/media/dekowe.pdfIn PDF document text
- https://www.booster-p.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613a6bedae2c2---newujenofopom.pdfIn PDF document text
- http://agro-partner.com/Image/files/76866692371.pdfIn PDF document text
- https://www.costaverde.it/wp-content/plugins/formcraft/file-upload/server/content/files/1612fd17c7704a---tarakegijoweli.pdfIn PDF document text
- https://tfnd.org/wp-content/plugins/super-forms/uploads/php/files/cb32912582e9f0eacd244c6d8878d8b4/mijimebam.pdfIn PDF document text
- https://sindicav.com.br/ckeditor/ckfinder/userfiles/files/81178331947.pdfIn PDF document text
- http://goldenagegroup.vip/userfiles/file/55024884075.pdfIn PDF document text
- http://tongchangkj.com/uploadfile/file///2021090603461813.pdfIn PDF document text
- https://sopkambing.com/contents/files/11485849310.pdfIn PDF document text
- https://www.ijdsir.com/ckfinder/userfiles/files/20819353007.pdfIn PDF document text
- http://plantessentialoil.com/upload/files/48556507516.pdfIn PDF document text
- http://xn--jt2b56wn0ap2a.com/upload/file/202109112020235016.pdfIn PDF document text
- 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_off0000d52b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD52B | 21024 bytes |
SHA-256: 6bc142d7e100186f1ef8599a5806d5339c16779488085ce12b3ce492707b472e |
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font_01_sfnt_off00010cf9.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10CF9 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00012510.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12510 | 10788 bytes |
SHA-256: 9b836aaae60ac1e98b4a6bd6f2466a027259778c38ad41bf78c5456228f376d0 |
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