MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
This PDF file was flagged by multiple heuristics as malicious, including a critical ClamAV detection for 'Pdf.Phishing.Trojan'. The file contains a link farm pointing to numerous unknown domains, with one URL specifically identified as being hosted on a compromised WordPress upload directory. The ML classifier also returned a high confidence score for maliciousness. The document body is heavily obfuscated and unreadable, suggesting it is not intended for human consumption but rather to facilitate malicious activity.
Machine Learning
- Nyx PDF Classifier malicious score 0.9953
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 http://dexgerm.com/data/file/userfiles/files/97798787612.pdf In PDF document text
- http://eko-inwest.eu/upload/file/tikajagajaw.pdfIn PDF document text
- https://hydratrend.com/application/third_party/ckfinder/userfiles/files/lowunevex.pdfIn PDF document text
- https://condominiovillage.com/userfiles/file/dotide.pdfIn PDF document text
- http://istanbulballoons.com/ckfinder/userfiles/files/16856243267.pdfIn PDF document text
- http://www.johnrealestate.in/ckeditor-ckfinder-integration/uploads/files/59147918815.pdfIn PDF document text
- https://rintrans.com/files/keberudoxijuvunigakus.pdfIn PDF document text
- https://creativesilhouettes.ca/wp-content/plugins/formcraft/file-upload/server/content/files/16115e83c139a4---99489724449.pdfIn PDF document text
- http://dwallacelaw.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/fezusexegunufalopijiro.pdfIn PDF document text
- http://captaincook.hu/userfiles/file/26157635673.pdfIn PDF document text
- https://ncfouting.com/wp-content/plugins/formcraft/file-upload/server/content/files/160e5aff461734---39334361713.pdfIn PDF document text
- http://www.whirlpool-beachcomber.at/wp-content/plugins/formcraft/file-upload/server/content/files/1609ef37620716---sakogefele.pdfIn PDF document text
- http://kapelski.pl/userfiles/file/rokibitidopatagujarekevol.pdfIn PDF document text
- https://drainscovers.com/wp-content/plugins/super-forms/uploads/php/files/885cca02d156d576462371608f8da00d/besamesakidiga.pdfIn PDF document text
- http://sh8ke.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a71507505a9---87095399496.pdfIn PDF document text
- https://focaccellini.it/file/70021838332.pdfIn PDF document text
- http://www.horakgolf.cz/ckfinder/userfiles/files/68483113352.pdfIn PDF document text
- https://uleiuri.ro/userfiles/file/zesosizawejev.pdfIn PDF document text
- http://skuplaptop.pl/wp-content/plugins/formcraft/file-upload/server/content/files/160fe214a03c4f---fuguwijadinafo.pdfIn PDF document text
- http://cutencuddlybreedables.com/_images/file/11797369861.pdfIn PDF document text
- https://intekcanada.com/ckfinder/userfiles/files/bewexugekonavavedub.pdfIn PDF document text
- http://teormech.ru/teormech/usrimg/file/teferozomaloxewobi.pdfIn PDF document text
- https://lerong.vn/wp-content/plugins/super-forms/uploads/php/files/49a80a4d6bc77f8a9adaa142bc571925/11976922052.pdfIn PDF document text
- https://aravlicraft.com/cmsCart//upload/file/votelovoxetejinuperilo.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/A3Ryygt5BCM/uplcv?utm_term=tratamento+fisioterapeutico+para+hernia+de+disco+pdfPDF 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_off0000cd3d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCD3D | 10904 bytes |
SHA-256: 8bee1db390c45e10c27b0f7328fc6563ed3a5c80e4c5e46239e85cb85e97d8b7 |
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font_01_sfnt_off0000e648.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE648 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0000fe5a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFE5A | 17860 bytes |
SHA-256: ed740e24c0f5671f5672ef713bc09b2306f030a1dd1b97e8c09148514beb8945 |
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