MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF document contains numerous external links, many of which point to compromised websites or are hosted on disposable domains, indicating a link farm designed to lure users to malicious content. The ML classifier and ClamAV detection strongly suggest malicious intent, likely phishing or malware distribution via these links.
Machine Learning
- Nyx PDF Classifier malicious score 0.9909
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://kondicionery-vidnoe.ru/upload_picture/file/fezanadijegugizekizizupov.pdf In PDF document text
- https://an-professional.ru/img/files/file/napatinik.pdfIn PDF document text
- https://www.potterycommercials.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/1607208aac1e5e---taguvinonetowo.pdfIn PDF document text
- https://advicezone.org.uk/wp-content/plugins/super-forms/uploads/php/files/3c54kummgu5gc7ee3bg2o0b5bi/19548596973.pdfIn PDF document text
- http://redwoodpwr.com/wp-content/plugins/super-forms/uploads/php/files/8ml7hpgn3bvl0dsfp0nasbqiq7/tazorimakofibujafag.pdfIn PDF document text
- https://nationalcardsolutions.com/wp-content/plugins/formcraft/file-upload/server/content/files/160fe87fb68de8---viduze.pdfIn PDF document text
- http://ventilatoryzlin.cz/images/file/58755163359.pdfIn PDF document text
- https://aryaayur.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b9b9c335223---51539637130.pdfIn PDF document text
- http://www.nuricomuvakfi.org/wp-content/plugins/super-forms/uploads/php/files/dd2i0uv6gc677hlb3sntg1l1v0/5486972366.pdfIn PDF document text
- https://www.tai.gr/wp-content/plugins/formcraft/file-upload/server/content/files/16084880b1db79---rosoresufut.pdfIn PDF document text
- https://www.proctoloji.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607fc40e8602e---zabefobusafuzawusena.pdfIn PDF document text
- https://nutricionintravenosa.com/wp-content/plugins/super-forms/uploads/php/files/ef3c48539952713f00256d3603702577/zuwiguvego.pdfIn PDF document text
- https://alnahamgroup.com/userfiles/file/68127354014.pdfIn PDF document text
- https://bf-pomosch.ru/wp-content/plugins/super-forms/uploads/php/files/2mbj2ja3veflv10bs2ftcitv27/81349577000.pdfIn PDF document text
- http://huron81reunion.com/clients/f/fe/feec28e48c841af8be4ad6373737a022/File/jofasix.pdfIn PDF document text
- https://miamiuniquelimo.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c5bbfb3bf66---pisizukigomobukezexogifek.pdfIn PDF document text
- http://www.highlandmetals.co.za/wp-content/plugins/formcraft/file-upload/server/content/files/16089ebc8627e7---33853596202.pdfIn PDF document text
- https://alkhairi.co.uk/wp-content/plugins/super-forms/uploads/php/files/50a8cfd1cc43f1a57ef74bbcad372c66/ludatetiriragibodufof.pdfIn PDF document text
- https://yourownadviser.com/ckfinder/userfiles/files/53568021041.pdfIn PDF document text
- https://kicksomeglass.com/wp-content/plugins/super-forms/uploads/php/files/b3e3d4586d998c91edca9d71071e43fe/61429722812.pdfIn PDF document text
- https://home18.ru/wp-content/plugins/super-forms/uploads/php/files/bbcb952b586be41f34f3871e2c0d8c4c/59612492610.pdfIn PDF document text
- https://www.medicalart.com.tr/wp-content/plugins/formcraft/file-upload/server/content/files/160930e5719585---pajuzamebenebufenogu.pdfIn PDF document text
- http://faw-asia.com/image/upload/files/zemomigizuxefesud.pdfIn PDF document text
- http://www.onlinetemsilci.com/wp-content/plugins/formcraft/file-upload/server/content/files/16083a8781ea11---kowajusarolojapofo.pdfIn PDF document text
- http://www.ashtralmedia.com/wp-content/plugins/formcraft/file-upload/server/content/files/1611ddb9b81f70---sofaweverutogazo.pdfIn PDF document text
- http://www.shipsupply.co.mz/wp-content/plugins/formcraft/file-upload/server/content/files/1607b4aa6bcf23---pavibonen.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/ngfLrbzwjls/uplcv?utm_term=find+the+55th+term+of+the+arithmetic+sequencePDF 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_off0000d6be.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD6BE | 16156 bytes |
SHA-256: 7363c08594d86fec2e4a56abc0c3cb878c7968b6ceace55390ddc856520d2c5d |
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font_01_sfnt_off00010065.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10065 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0001187c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1187C | 11052 bytes |
SHA-256: 9fd4ea74a32847c398f519cb3ce54f66facbb63f445b8206ebd97ba5e73bf28a |
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