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 WordPress sites or disposable hosting, suggesting a link farm designed to distribute traffic. The ML classifier and ClamAV detection strongly indicate malicious intent, likely phishing or malware delivery via these links.
Machine Learning
- Nyx PDF Classifier malicious score 0.9975
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://eurekaelearning.com/upload/news/file/68931564639.pdf
- http://www.altrus.pl/wp-content/plugins/formcraft/file-upload/server/content/files/161221494224ce---puxixezutuwer.pdf
- http://pantryscan.com/123cars/imagefck/file/71102988722.pdf
- https://kolodezrus.ru/wp-content/plugins/super-forms/uploads/php/files/ff0688083c99ac5405eb43f040d6b37c/xitadige.pdf
- http://china-hold.com/UploadFile/file/20210522045509102.pdf
- https://www.vibrationmonitoring.asia/wp-content/plugins/formcraft/file-upload/server/content/files/1608ca49cbe8be---22786950474.pdf
- https://www.myjamaicais.com/wp-content/plugins/super-forms/uploads/php/files/384e2ac0a9579115ad8c1ab71a4f5d94/99580595906.pdf
- http://www.cuadernos.in/wp-content/plugins/formcraft/file-upload/server/content/files/160d85a3951a10---jebikixafilodi.pdf
- https://www.officinadelgustoroma.com/wp-content/plugins/super-forms/uploads/php/files/5195ec054d9c6452a1aa5faaaf1bef04/23268318083.pdf
- http://bandenplaats.nl/cmsimages/file/56652890360.pdf
- http://www.scmphotography.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/160ca9c842401d---mifafedotazejunokojo.pdf
- http://psychanalyste-gard.fr/ckfinder/userfiles/files/63096913780.pdf
- https://414movement.com/wp-content/plugins/super-forms/uploads/php/files/c9382085dddba65318db579eed6025ad/zizizubuzusu.pdf
- https://anukulagrotech.com/ci/userfiles/files/45387420143.pdf
- http://akbmodel.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608f906584366---58741895299.pdf
- https://www.sixteengrams.com/wp-content/plugins/super-forms/uploads/php/files/us1du61ikg7f8pd7546q74ujlk/wopalajuzokizudobap.pdf
- https://mvmdigital.gr/files/files/51113447896.pdf
- http://explosivedevices.ru/media/file/buwix.pdf
- http://akkoryazilim.com/userfiles/file/44000630412.pdf
- https://www.dyna-tech.nl/wp-content/plugins/formcraft/file-upload/server/content/files/160aaeaffa9952---lesaxozuderonex.pdf
- https://adikkeempat.com/contents//files/bokuxijumapugenonavebir.pdf
- http://sntaviator.ru/ckfinder/userfiles/files/46842492165.pdf
- http://pratiklinik.com/img/userfiles/files/98374890865.pdf
- http://www.rlktechniek.nl/wp-content/plugins/formcraft/file-upload/server/content/files/16080248f540ee---metusowoj.pdf
- http://imhyuk.com/imhyukeditor/userfile/file/30179013553.pdf
- https://feedproxy.google.com/~r/skout/mBVl/~3/BvfzZFkJO3s/uplcv?utm_term=arbitration+act+singapore+pdf
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- http://ns.adobe.com/pdf/1.3/
- http://ns.adobe.com/xap/1.0/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/
- http://dejavu.sourceforge.net
- http://dejavu.sourceforge.net/wiki/index.php/License
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000da19.binc7865ba7b6ac97534fe79fab67720a910a5e6154288255a5b0aa4fb6faf8d038 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDA19 | 18256 bytes |
font_01_sfnt_off0001080e.binba3fff4879c68f0903489a82b8d9bb43bb7cbbd69a71e608d4201a9a36b881ed |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1080E | 10868 bytes |
font_02_sfnt_off000120ea.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x120EA | 16792 bytes |
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