MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous links pointing to compromised WordPress uploads and other disposable hosting, indicating a link farm designed to redirect users. ClamAV and ML classifiers identified this PDF as malicious, specifically flagging it as a phishing trojan. The presence of multiple external URIs and link farm heuristics strongly suggests a malicious intent to lure users to potentially harmful sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9929
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://box8websites.com/ckfinder/userfiles/files/magefad.pdf
- https://www.d-table.com/wp-content/plugins/super-forms/uploads/php/files/47d28bf84f685732feba94976a764345/tinekova.pdf
- https://www.charroninc.com/wp-content/plugins/super-forms/uploads/php/files/76419cfb264dc31c27af58dafb96a235/deseguzebekomeporimiwogi.pdf
- https://ventana-sur.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609157ebc2986.pdf
- https://miamivanservice.net/wp-content/plugins/formcraft/file-upload/server/content/files/1606f9972a78c8---mufefefifibinexop.pdf
- http://www.cuerpomenteyespiritu.es/wp-content/plugins/formcraft/file-upload/server/content/files/1607dc57346a78---linepaxi.pdf
- http://www.1000ena.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c1eb68357dd---xazot.pdf
- http://saovietgroup.com/upload/FCK/file/79584847091.pdf
- http://mountmedpharmacy.co.za/wp-content/plugins/formcraft/file-upload/server/content/files/1608cefb694ca5---76143469876.pdf
- http://traviet36.com/upload/files/gusov.pdf
- https://hospvetcentral.pt/site/upload/file/5889477477.pdf
- http://zge-led.com/luodan/images/userfiles/file/vizezoxe.pdf
- https://centar-znr-zop.hr/wp-content/plugins/formcraft/file-upload/server/content/files/16096c3b3f313f---60420243181.pdf
- http://vyveva.eu/UserFiles/File/37654092424.pdf
- https://www.asahinadigital.com/wp-content/plugins/super-forms/uploads/php/files/rum10mveruo5hcflio2bvt8ogd/37287004485.pdf
- https://kfz-gutachter-oliver-schiller.de/wp-content/plugins/formcraft/file-upload/server/content/files/160a90019d3eb7---5284243745.pdf
- https://eclipsetheaters.com/wp-content/plugins/formcraft/file-upload/server/content/files/160962fb4a09c9---tapefog.pdf
- https://www.gs-gleichmann.de/wp-content/plugins/formcraft/file-upload/server/content/files/16086e3bbe879b---12274326957.pdf
- http://theydeserveastamp.org/wp-content/plugins/formcraft/file-upload/server/content/files/1607cc664c1cc3---82584375489.pdf
- http://www.1000ena.com/wp-content/plugins/formcraft/file-upload/server/content/files/160bcc403f272d---94802586957.pdf
- https://valve-toho.com/userfiles/file/84153331889.pdf
- http://www.sunarmisir.com.tr/wp-content/plugins/super-forms/uploads/php/files/klbqrkeoijffu3llbsl5p3tob3/demirevosagen.pdf
- http://www.appsolutely.sg/wp-content/plugins/formcraft/file-upload/server/content/files/160c01b8ae8302---64342937580.pdf
- http://www.fsnn.se/wp-content/plugins/formcraft/file-upload/server/content/files/160ab9f0f66673---bubuzuvatikepilugewewipu.pdf
- https://feedproxy.google.com/~r/Uplcv/~3/6naE_Nh8_CY/uplcv?utm_term=human+rationality+was+the+key+concept+behind+which+intellectual+movement
- 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_off00012514.bin9a8ef2c53cd5bc879143629650f05e5c56232313526fe558cd36e6240a16d366 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12514 | 17872 bytes |
font_01_sfnt_off00015329.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x15329 | 16792 bytes |
font_02_sfnt_off00016b40.bin5875fee61e1fc538dbf1dff53ad49dcce7c499e033cbe736de4e7491518adaf0 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x16B40 | 11368 bytes |
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