MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF contains numerous links pointing to websites hosted on compromised or disposable domains, indicative of a link farm designed to distribute malicious content or phish users. The ClamAV detection and ML classifier strongly suggest malicious intent, likely related to phishing or malware delivery.
Machine Learning
- Nyx PDF Classifier malicious score 0.9947
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://vrieshorst.nl/images/uploads/file/fulilew.pdf
- https://hmv.ir/wp-content/plugins/formcraft/file-upload/server/content/files/1607049ff2b761---nevumid.pdf
- http://eduomania.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a64c9434ecf---sutunupiguginaw.pdf
- https://medgarlci.com/wp-content/plugins/super-forms/uploads/php/files/69514bfafe0d96192dfd961b9c34ced7/71222371331.pdf
- http://www.1000ena.com/wp-content/plugins/formcraft/file-upload/server/content/files/160be3d62644a6---38973832167.pdf
- https://delcinfo.ru/img/files/files/vesawinonifulosum.pdf
- https://augsburger-dartliga.de/uploads/file/27376963587.pdf
- http://emmanuelmissionarybaptist.com/clients/74938/File/lulasuneniwenim.pdf
- https://bursaceviritercume.com/wp-content/plugins/formcraft/file-upload/server/content/files/160792bf185bdd---61399844284.pdf
- http://www.sbawerribee.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/1609e6c409aa7e---titatiteluwilopiziwem.pdf
- https://rosemonttherapy.health/wp-content/plugins/super-forms/uploads/php/files/7f5558kkaksk64vrn9io4eblkj/xomazipagafer.pdf
- http://lohsclassof70.com/clients/3/31/31ca850ff086a58b81c8700e10a01852/File/83261503080.pdf
- http://www.nbrownies.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/160a53d5299100---72654140520.pdf
- https://bonpetsupply.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607b792591515---64774721343.pdf
- https://footballsod.com/images/ck-uploads/files/45499493268.pdf
- http://peneleos.pl/userfiles/file/fodasa.pdf
- http://svenstavik.com/wp-content/plugins/formcraft/file-upload/server/content/files/16093b82b751d4---vemazoroposekudiwi.pdf
- http://zeguvietnam.com/uploads/ckfinder/files/40524554576.pdf
- https://gpagroup.in/wp-content/plugins/formcraft/file-upload/server/content/files/160c87c72d8810---80714560811.pdf
- http://www.neslihanonur.com/wp-content/plugins/super-forms/uploads/php/files/cb20ba31b74ba25e7d2f79445416fcc7/rebekozodexaboziwudawusu.pdf
- https://www.elektrobetrieb-scholz.de/wp-content/plugins/formcraft/file-upload/server/content/files/160a7146d20998---derofuvisamebinafu.pdf
- http://canxetaidientu.com/images/file/42694429818.pdf
- http://lamdecal.com/Images_upload/files/82158901090.pdf
- https://sip7.pl/autoinstalator/sip7.online/wp-content/plugins/super-forms/uploads/php/files/2df21a89e5658913d0fed99ca00baeaa/dazidanisemowesalid.pdf
- https://feedproxy.google.com/~r/skout/mBVl/~3/S30rS-6n6vg/uplcv?utm_term=ganga+river+map+in+west+bengal
- 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_off0000f326.bin7c3523b9d5edfccc3726447a97a1bdc89b3acf2aa08215139d4e67ec09b3985a |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF326 | 18388 bytes |
font_01_sfnt_off00012237.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12237 | 16792 bytes |
font_02_sfnt_off00013a4e.binb9380e7e464dc34a9b62e08dca5172221159bdcaa5a4c914b988aa2c6160ced2 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13A4E | 10804 bytes |
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