MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous embedded URLs, many of which point to compromised CMS upload storage or disposable hosting, indicating a link farm designed to lure users to malicious content. The ML classifier and ClamAV detection strongly support its malicious nature, classifying it as a phishing trojan.
Machine Learning
- Nyx PDF Classifier malicious score 0.9975
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://tonymusic.se/UserFiles/files/fajavofapedijafexu.pdf In PDF document text
- http://accurateverdicts.com/wp-content/plugins/formcraft/file-upload/server/content/files/16142464020454---molun.pdfIn PDF document text
- http://jor-agric-aqua.com/user_img/files/zajegaxigalek.pdfIn PDF document text
- https://safewatersolutions.in/ckfinder/userfiles/files/29604901135.pdfIn PDF document text
- https://www.a2zmedical.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/1615168a7642d8---bapumodaseto.pdfIn PDF document text
- https://candica.pl/ckfinder/userfiles/files/26584343818.pdfIn PDF document text
- https://aspirans.com/files/file/50729331490.pdfIn PDF document text
- https://cr2tek.com/userfiles/Proj_Name/files/44618536762.pdfIn PDF document text
- http://poorclarescork.ie/images/97350090963.pdfIn PDF document text
- http://golfvillageonline.com/userfiles/file/mewirugozurilixowakaz.pdfIn PDF document text
- https://termokingbt.com/ckfinder/userfiles/files/65701081512.pdfIn PDF document text
- https://eatorhours.org/e-bussiness/fckimages/file/67634432284.pdfIn PDF document text
- http://asbufestival.com/uploads/FCK_files/file/simigesakofiba.pdfIn PDF document text
- http://myphammonly.com/luutru/files/89166383841.pdfIn PDF document text
- https://ichibaninfotech.com/ckfinder/userfiles/files/vavorebagota.pdfIn PDF document text
- https://kccegis.com/upfiles/content/file/20210913155820.pdfIn PDF document text
- https://www.golddustdental.com/wp-content/plugins/formcraft/file-upload/server/content/files/16133d5a40f9c1---53822557271.pdfIn PDF document text
- https://birutelorasin.com/contents/files/20401694157.pdfIn PDF document text
- http://archi-m.ru/userfiles/file/tatilazomutotuvasedomil.pdfIn PDF document text
- https://coop-alternatives.fr/images/images/632845303.pdfIn PDF document text
- http://mlsconsulting.net/cms/files/File/98924153702.pdfIn PDF document text
- https://lifeteacher.tw/uploads/files/202109091107249212.pdfIn PDF document text
- http://aerotechgroup.ru/img/outer/files/jinumisiwebazijaj.pdfIn PDF document text
- http://jyjwqj.com/uploadfile/file///2021090712414352.pdfIn PDF document text
- https://marathonblainville.com/userfiles/files/welivitotapimabaderan.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/YTWXjIUwRh0/uplcv?utm_term=2021+adventure+gamesPDF 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_off0000b316.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB316 | 10696 bytes |
SHA-256: d9dd8bb9bcb4db037fcdb3d51b79308f5a9c022e26f8251c34f5c5f0cfc3cf3f |
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font_01_sfnt_off0000cb92.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCB92 | 14620 bytes |
SHA-256: 1dda007705bfab5295c210d4e154c34c6bdacfa9ae3a6fbd10a8545bc7a547a5 |
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font_02_sfnt_off0000f066.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF066 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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